1855 lines
72 KiB
TypeScript
1855 lines
72 KiB
TypeScript
/**
|
|
* @license
|
|
* Copyright Google Inc. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by an MIT-style license that can be
|
|
* found in the LICENSE file at https://angular.io/license
|
|
*/
|
|
|
|
import * as ts from 'typescript';
|
|
|
|
import {ClassDeclaration, ClassMemberKind, ClassSymbol, Import} from '../../../src/ngtsc/reflection';
|
|
import {Esm2015ReflectionHost} from '../../src/host/esm2015_host';
|
|
import {Esm5ReflectionHost} from '../../src/host/esm5_host';
|
|
import {getDeclaration, makeTestBundleProgram, makeTestProgram} from '../helpers/utils';
|
|
|
|
import {expectTypeValueReferencesForParameters} from './util';
|
|
|
|
const SOME_DIRECTIVE_FILE = {
|
|
name: '/some_directive.js',
|
|
contents: `
|
|
import { Directive, Inject, InjectionToken, Input } from '@angular/core';
|
|
|
|
var INJECTED_TOKEN = new InjectionToken('injected');
|
|
var ViewContainerRef = {};
|
|
var TemplateRef = {};
|
|
|
|
var SomeDirective = (function() {
|
|
function SomeDirective(_viewContainer, _template, injected) {
|
|
this.instanceProperty = 'instance';
|
|
}
|
|
SomeDirective.prototype = {
|
|
instanceMethod: function() {},
|
|
};
|
|
SomeDirective.staticMethod = function() {};
|
|
SomeDirective.staticProperty = 'static';
|
|
SomeDirective.decorators = [
|
|
{ type: Directive, args: [{ selector: '[someDirective]' },] }
|
|
];
|
|
SomeDirective.ctorParameters = function() { return [
|
|
{ type: ViewContainerRef, },
|
|
{ type: TemplateRef, },
|
|
{ type: undefined, decorators: [{ type: Inject, args: [INJECTED_TOKEN,] },] },
|
|
]; };
|
|
SomeDirective.propDecorators = {
|
|
"input1": [{ type: Input },],
|
|
"input2": [{ type: Input },],
|
|
};
|
|
return SomeDirective;
|
|
}());
|
|
`,
|
|
};
|
|
const ACCESSORS_FILE = {
|
|
name: '/accessors.js',
|
|
contents: `
|
|
import { Directive, Input, Output } from '@angular/core';
|
|
|
|
var SomeDirective = (function() {
|
|
function SomeDirective() {
|
|
}
|
|
Object.defineProperty(SomeDirective.prototype, "setter", {
|
|
set: function (value) { this.value = value; },
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(SomeDirective.prototype, "getter", {
|
|
get: function () { return null; },
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(SomeDirective.prototype, "setterAndGetter", {
|
|
get: function () { return null; },
|
|
set: function (value) { this.value = value; },
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(SomeDirective, "staticSetter", {
|
|
set: function (value) { this.value = value; },
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(SomeDirective.prototype, "none", {
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(SomeDirective.prototype, "incomplete");
|
|
SomeDirective.decorators = [
|
|
{ type: Directive, args: [{ selector: '[someDirective]' },] }
|
|
];
|
|
SomeDirective.propDecorators = {
|
|
"setter": [{ type: Input },],
|
|
"getter": [{ type: Output },],
|
|
"setterAndGetter": [{ type: Input },],
|
|
};
|
|
return SomeDirective;
|
|
}());
|
|
`,
|
|
};
|
|
|
|
const SIMPLE_CLASS_FILE = {
|
|
name: '/simple_class.js',
|
|
contents: `
|
|
var EmptyClass = (function() {
|
|
function EmptyClass() {
|
|
}
|
|
return EmptyClass;
|
|
}());
|
|
var NoDecoratorConstructorClass = (function() {
|
|
function NoDecoratorConstructorClass(foo) {
|
|
}
|
|
return NoDecoratorConstructorClass;
|
|
}());
|
|
`,
|
|
};
|
|
|
|
const FOO_FUNCTION_FILE = {
|
|
name: '/foo_function.js',
|
|
contents: `
|
|
import { Directive } from '@angular/core';
|
|
|
|
function foo() {}
|
|
foo.decorators = [
|
|
{ type: Directive, args: [{ selector: '[ignored]' },] }
|
|
];
|
|
`,
|
|
};
|
|
|
|
const INVALID_DECORATORS_FILE = {
|
|
name: '/invalid_decorators.js',
|
|
contents: `
|
|
import { Directive } from '@angular/core';
|
|
var NotArrayLiteral = (function() {
|
|
function NotArrayLiteral() {
|
|
}
|
|
NotArrayLiteral.decorators = () => [
|
|
{ type: Directive, args: [{ selector: '[ignored]' },] },
|
|
];
|
|
return NotArrayLiteral;
|
|
}());
|
|
|
|
var NotObjectLiteral = (function() {
|
|
function NotObjectLiteral() {
|
|
}
|
|
NotObjectLiteral.decorators = [
|
|
"This is not an object literal",
|
|
{ type: Directive },
|
|
];
|
|
return NotObjectLiteral;
|
|
}());
|
|
|
|
var NoTypeProperty = (function() {
|
|
function NoTypeProperty() {
|
|
}
|
|
NoTypeProperty.decorators = [
|
|
{ notType: Directive },
|
|
{ type: Directive },
|
|
];
|
|
return NoTypeProperty;
|
|
}());
|
|
|
|
var NotIdentifier = (function() {
|
|
function NotIdentifier() {
|
|
}
|
|
NotIdentifier.decorators = [
|
|
{ type: 'StringsLiteralsAreNotIdentifiers' },
|
|
{ type: Directive },
|
|
];
|
|
return NotIdentifier;
|
|
}());
|
|
`,
|
|
};
|
|
|
|
const INVALID_DECORATOR_ARGS_FILE = {
|
|
name: '/invalid_decorator_args.js',
|
|
contents: `
|
|
import { Directive } from '@angular/core';
|
|
var NoArgsProperty = (function() {
|
|
function NoArgsProperty() {
|
|
}
|
|
NoArgsProperty.decorators = [
|
|
{ type: Directive },
|
|
];
|
|
return NoArgsProperty;
|
|
}());
|
|
|
|
var args = [{ selector: '[ignored]' },];
|
|
var NoPropertyAssignment = (function() {
|
|
function NoPropertyAssignment() {
|
|
}
|
|
NoPropertyAssignment.decorators = [
|
|
{ type: Directive, args },
|
|
];
|
|
return NoPropertyAssignment;
|
|
}());
|
|
|
|
var NotArrayLiteral = (function() {
|
|
function NotArrayLiteral() {
|
|
}
|
|
NotArrayLiteral.decorators = [
|
|
{ type: Directive, args: () => [{ selector: '[ignored]' },] },
|
|
];
|
|
return NotArrayLiteral;
|
|
}());
|
|
`,
|
|
};
|
|
|
|
const INVALID_PROP_DECORATORS_FILE = {
|
|
name: '/invalid_prop_decorators.js',
|
|
contents: `
|
|
import { Input } from '@angular/core';
|
|
var NotObjectLiteral = (function() {
|
|
function NotObjectLiteral() {
|
|
}
|
|
NotObjectLiteral.propDecorators = () => ({
|
|
"prop": [{ type: Input },]
|
|
});
|
|
return NotObjectLiteral;
|
|
}());
|
|
|
|
var NotObjectLiteralProp = (function() {
|
|
function NotObjectLiteralProp() {
|
|
}
|
|
NotObjectLiteralProp.propDecorators = {
|
|
"prop": [
|
|
"This is not an object literal",
|
|
{ type: Input },
|
|
]
|
|
};
|
|
return NotObjectLiteralProp;
|
|
}());
|
|
|
|
var NoTypeProperty = (function() {
|
|
function NoTypeProperty() {
|
|
}
|
|
NoTypeProperty.propDecorators = {
|
|
"prop": [
|
|
{ notType: Input },
|
|
{ type: Input },
|
|
]
|
|
};
|
|
return NoTypeProperty;
|
|
}());
|
|
|
|
var NotIdentifier = (function() {
|
|
function NotIdentifier() {
|
|
}
|
|
NotIdentifier.propDecorators = {
|
|
"prop": [
|
|
{ type: 'StringsLiteralsAreNotIdentifiers' },
|
|
{ type: Input },
|
|
]
|
|
};
|
|
return NotIdentifier;
|
|
}());
|
|
`,
|
|
};
|
|
|
|
const INVALID_PROP_DECORATOR_ARGS_FILE = {
|
|
name: '/invalid_prop_decorator_args.js',
|
|
contents: `
|
|
import { Input } from '@angular/core';
|
|
var NoArgsProperty = (function() {
|
|
function NoArgsProperty() {
|
|
}
|
|
NoArgsProperty.propDecorators = {
|
|
"prop": [{ type: Input },]
|
|
};
|
|
return NoArgsProperty;
|
|
}());
|
|
|
|
var args = [{ selector: '[ignored]' },];
|
|
var NoPropertyAssignment = (function() {
|
|
function NoPropertyAssignment() {
|
|
}
|
|
NoPropertyAssignment.propDecorators = {
|
|
"prop": [{ type: Input, args },]
|
|
};
|
|
return NoPropertyAssignment;
|
|
}());
|
|
|
|
var NotArrayLiteral = (function() {
|
|
function NotArrayLiteral() {
|
|
}
|
|
NotArrayLiteral.propDecorators = {
|
|
"prop": [{ type: Input, args: () => [{ selector: '[ignored]' },] },],
|
|
};
|
|
return NotArrayLiteral;
|
|
}());
|
|
`,
|
|
};
|
|
|
|
const INVALID_CTOR_DECORATORS_FILE = {
|
|
name: '/invalid_ctor_decorators.js',
|
|
contents: `
|
|
import { Inject } from '@angular/core';
|
|
var NoParametersDecorator = {};
|
|
var NoParameters = (function() {
|
|
function NoParameters() {}
|
|
return NoParameters;
|
|
}());
|
|
|
|
var ArrowFunction = (function() {
|
|
function ArrowFunction(arg1) {
|
|
}
|
|
ArrowFunction.ctorParameters = () => [
|
|
{ type: 'ParamType', decorators: [{ type: Inject },] }
|
|
];
|
|
return ArrowFunction;
|
|
}());
|
|
|
|
var NotArrayLiteral = (function() {
|
|
function NotArrayLiteral(arg1) {
|
|
}
|
|
NotArrayLiteral.ctorParameters = function() { return 'StringsAreNotArrayLiterals'; };
|
|
return NotArrayLiteral;
|
|
}());
|
|
|
|
var NotObjectLiteral = (function() {
|
|
function NotObjectLiteral(arg1, arg2) {
|
|
}
|
|
NotObjectLiteral.ctorParameters = function() { return [
|
|
"This is not an object literal",
|
|
{ type: 'ParamType', decorators: [{ type: Inject },] },
|
|
]; };
|
|
return NotObjectLiteral;
|
|
}());
|
|
|
|
var NoTypeProperty = (function() {
|
|
function NoTypeProperty(arg1, arg2) {
|
|
}
|
|
NoTypeProperty.ctorParameters = function() { return [
|
|
{
|
|
type: 'ParamType',
|
|
decorators: [
|
|
{ notType: Inject },
|
|
{ type: Inject },
|
|
]
|
|
},
|
|
]; };
|
|
return NoTypeProperty;
|
|
}());
|
|
|
|
var NotIdentifier = (function() {
|
|
function NotIdentifier(arg1, arg2) {
|
|
}
|
|
NotIdentifier.ctorParameters = function() { return [
|
|
{
|
|
type: 'ParamType',
|
|
decorators: [
|
|
{ type: 'StringsLiteralsAreNotIdentifiers' },
|
|
{ type: Inject },
|
|
]
|
|
},
|
|
]; };
|
|
return NotIdentifier;
|
|
}());
|
|
`,
|
|
};
|
|
|
|
const INVALID_CTOR_DECORATOR_ARGS_FILE = {
|
|
name: '/invalid_ctor_decorator_args.js',
|
|
contents: `
|
|
import { Inject } from '@angular/core';
|
|
var NoArgsProperty = (function() {
|
|
function NoArgsProperty(arg1) {
|
|
}
|
|
NoArgsProperty.ctorParameters = function() { return [
|
|
{ type: 'ParamType', decorators: [{ type: Inject },] },
|
|
]; };
|
|
return NoArgsProperty;
|
|
}());
|
|
|
|
var args = [{ selector: '[ignored]' },];
|
|
var NoPropertyAssignment = (function() {
|
|
function NoPropertyAssignment(arg1) {
|
|
}
|
|
NoPropertyAssignment.ctorParameters = function() { return [
|
|
{ type: 'ParamType', decorators: [{ type: Inject, args },] },
|
|
]; };
|
|
return NoPropertyAssignment;
|
|
}());
|
|
|
|
var NotArrayLiteral = (function() {
|
|
function NotArrayLiteral(arg1) {
|
|
}
|
|
NotArrayLiteral.ctorParameters = function() { return [
|
|
{ type: 'ParamType', decorators: [{ type: Inject, args: () => [{ selector: '[ignored]' },] },] },
|
|
]; };
|
|
return NotArrayLiteral;
|
|
}());
|
|
`,
|
|
};
|
|
|
|
const IMPORTS_FILES = [
|
|
{
|
|
name: '/a.js',
|
|
contents: `
|
|
export const a = 'a';
|
|
`,
|
|
},
|
|
{
|
|
name: '/b.js',
|
|
contents: `
|
|
import {a} from './a.js';
|
|
import {a as foo} from './a.js';
|
|
|
|
var b = a;
|
|
var c = foo;
|
|
var d = b;
|
|
`,
|
|
},
|
|
];
|
|
|
|
const EXPORTS_FILES = [
|
|
{
|
|
name: '/a.js',
|
|
contents: `
|
|
export const a = 'a';
|
|
`,
|
|
},
|
|
{
|
|
name: '/b.js',
|
|
contents: `
|
|
import {Directive} from '@angular/core';
|
|
import {a} from './a';
|
|
import {a as foo} from './a';
|
|
export {Directive} from '@angular/core';
|
|
export {a} from './a';
|
|
export var b = a;
|
|
export var c = foo;
|
|
export var d = b;
|
|
export var e = 'e';
|
|
export var DirectiveX = Directive;
|
|
export var SomeClass = (function() {
|
|
function SomeClass() {}
|
|
return SomeClass;
|
|
}());
|
|
`,
|
|
},
|
|
];
|
|
|
|
const FUNCTION_BODY_FILE = {
|
|
name: '/function_body.js',
|
|
contents: `
|
|
function foo(x) {
|
|
return x;
|
|
}
|
|
function bar(x, y) {
|
|
if (y === void 0) { y = 42; }
|
|
return x + y;
|
|
}
|
|
function complex() {
|
|
var x = 42;
|
|
return 42;
|
|
}
|
|
function baz(x) {
|
|
var y;
|
|
if (x === void 0) { y = 42; }
|
|
return y;
|
|
}
|
|
var y;
|
|
function qux(x) {
|
|
if (x === void 0) { y = 42; }
|
|
return y;
|
|
}
|
|
function moo() {
|
|
var x;
|
|
if (x === void 0) { x = 42; }
|
|
return x;
|
|
}
|
|
var x;
|
|
function juu() {
|
|
if (x === void 0) { x = 42; }
|
|
return x;
|
|
}
|
|
`
|
|
};
|
|
|
|
const DECORATED_FILES = [
|
|
{
|
|
name: '/primary.js',
|
|
contents: `
|
|
import {Directive} from '@angular/core';
|
|
import { D } from '/secondary';
|
|
var A = (function() {
|
|
function A() {}
|
|
A.decorators = [
|
|
{ type: Directive, args: [{ selector: '[a]' }] }
|
|
];
|
|
return A;
|
|
}());
|
|
var B = (function() {
|
|
function B() {}
|
|
B.decorators = [
|
|
{ type: Directive, args: [{ selector: '[b]' }] }
|
|
];
|
|
return B;
|
|
}());
|
|
function x() {}
|
|
function y() {}
|
|
var C = (function() {
|
|
function C() {}
|
|
return C;
|
|
});
|
|
export { A, x, C };
|
|
`
|
|
},
|
|
{
|
|
name: '/secondary.js',
|
|
contents: `
|
|
import {Directive} from '@angular/core';
|
|
var D = (function() {
|
|
function D() {}
|
|
D.decorators = [
|
|
{ type: Directive, args: [{ selector: '[d]' }] }
|
|
];
|
|
return D;
|
|
}());
|
|
export { D };
|
|
`
|
|
}
|
|
];
|
|
|
|
const UNWANTED_PROTOTYPE_EXPORT_FILE = {
|
|
name: '/library.d.ts',
|
|
contents: `
|
|
export declare class SomeParam {
|
|
someInstanceMethod(): void;
|
|
static someStaticProp: any;
|
|
}`
|
|
};
|
|
|
|
const TYPINGS_SRC_FILES = [
|
|
{
|
|
name: '/src/index.js',
|
|
contents:
|
|
`import {InternalClass} from './internal'; export * from './class1'; export * from './class2';`
|
|
},
|
|
{
|
|
name: '/src/class1.js',
|
|
contents: `
|
|
var Class1 = (function() {
|
|
function Class1() {}
|
|
return Class1;
|
|
}());
|
|
var MissingClass1 = (function() {
|
|
function MissingClass1() {}
|
|
return MissingClass1;
|
|
}());
|
|
export {Class1, MissingClass1};
|
|
`
|
|
},
|
|
{
|
|
name: '/src/class2.js',
|
|
contents: `
|
|
var Class2 = (function() {
|
|
function Class2() {}
|
|
return Class2;
|
|
}());
|
|
export {Class2};
|
|
`
|
|
},
|
|
{name: '/src/func1.js', contents: 'function mooFn() {} export {mooFn}'}, {
|
|
name: '/src/internal.js',
|
|
contents: `
|
|
var InternalClass = (function() {
|
|
function InternalClass() {}
|
|
return InternalClass;
|
|
}());
|
|
var Class2 = (function() {
|
|
function Class2() {}
|
|
return Class2;
|
|
}());
|
|
export {InternalClass, Class2};
|
|
`
|
|
},
|
|
{
|
|
name: '/src/missing-class.js',
|
|
contents: `
|
|
var MissingClass2 = (function() {
|
|
function MissingClass2() {}
|
|
return MissingClass2;
|
|
}());
|
|
export {MissingClass2};
|
|
`
|
|
},
|
|
{
|
|
name: '/src/flat-file.js',
|
|
contents: `
|
|
var Class1 = (function() {
|
|
function Class1() {}
|
|
return Class1;
|
|
}());
|
|
var MissingClass1 = (function() {
|
|
function MissingClass1() {}
|
|
return MissingClass1;
|
|
}());
|
|
var MissingClass2 = (function() {
|
|
function MissingClass2() {}
|
|
return MissingClass2;
|
|
}());
|
|
var Class3 = (function() {
|
|
function Class3() {}
|
|
return Class3;
|
|
}());
|
|
export {Class1, Class3 as xClass3, MissingClass1, MissingClass2};
|
|
`
|
|
}
|
|
];
|
|
|
|
const TYPINGS_DTS_FILES = [
|
|
{
|
|
name: '/typings/index.d.ts',
|
|
contents:
|
|
`import {InternalClass} from './internal'; export * from './class1'; export * from './class2';`
|
|
},
|
|
{
|
|
name: '/typings/class1.d.ts',
|
|
contents: `export declare class Class1 {}\nexport declare class OtherClass {}`
|
|
},
|
|
{
|
|
name: '/typings/class2.d.ts',
|
|
contents:
|
|
`export declare class Class2 {}\nexport declare interface SomeInterface {}\nexport {Class3 as xClass3} from './class3';`
|
|
},
|
|
{name: '/typings/func1.d.ts', contents: 'export declare function mooFn(): void;'},
|
|
{
|
|
name: '/typings/internal.d.ts',
|
|
contents: `export declare class InternalClass {}\nexport declare class Class2 {}`
|
|
},
|
|
{name: '/typings/class3.d.ts', contents: `export declare class Class3 {}`},
|
|
];
|
|
|
|
const MODULE_WITH_PROVIDERS_PROGRAM = [
|
|
{
|
|
name: '/src/functions.js',
|
|
contents: `
|
|
import {ExternalModule} from './module';
|
|
|
|
var SomeService = (function() {
|
|
function SomeService() {}
|
|
return SomeService;
|
|
}());
|
|
|
|
var InternalModule = (function() {
|
|
function InternalModule() {}
|
|
return InternalModule;
|
|
}());
|
|
export function aNumber() { return 42; }
|
|
export function aString() { return 'foo'; }
|
|
export function emptyObject() { return {}; }
|
|
export function ngModuleIdentifier() { return { ngModule: InternalModule }; }
|
|
export function ngModuleWithEmptyProviders() { return { ngModule: InternalModule, providers: [] }; }
|
|
export function ngModuleWithProviders() { return { ngModule: InternalModule, providers: [SomeService] }; }
|
|
export function onlyProviders() { return { providers: [SomeService] }; }
|
|
export function ngModuleNumber() { return { ngModule: 42 }; }
|
|
export function ngModuleString() { return { ngModule: 'foo' }; }
|
|
export function ngModuleObject() { return { ngModule: { foo: 42 } }; }
|
|
export function externalNgModule() { return { ngModule: ExternalModule }; }
|
|
export {SomeService, InternalModule};
|
|
`
|
|
},
|
|
{
|
|
name: '/src/methods.js',
|
|
contents: `
|
|
import {ExternalModule} from './module';
|
|
var SomeService = (function() {
|
|
function SomeService() {}
|
|
return SomeService;
|
|
}());
|
|
|
|
var InternalModule = (function() {
|
|
function InternalModule() {}
|
|
InternalModule.prototype = {
|
|
instanceNgModuleIdentifier: function() { return { ngModule: InternalModule }; },
|
|
instanceNgModuleWithEmptyProviders: function() { return { ngModule: InternalModule, providers: [] }; },
|
|
instanceNgModuleWithProviders: function() { return { ngModule: InternalModule, providers: [SomeService] }; },
|
|
instanceExternalNgModule: function() { return { ngModule: ExternalModule }; },
|
|
};
|
|
InternalModule.aNumber = function() { return 42; };
|
|
InternalModule.aString = function() { return 'foo'; };
|
|
InternalModule.emptyObject = function() { return {}; };
|
|
InternalModule.ngModuleIdentifier = function() { return { ngModule: InternalModule }; };
|
|
InternalModule.ngModuleWithEmptyProviders = function() { return { ngModule: InternalModule, providers: [] }; };
|
|
InternalModule.ngModuleWithProviders = function() { return { ngModule: InternalModule, providers: [SomeService] }; };
|
|
InternalModule.onlyProviders = function() { return { providers: [SomeService] }; };
|
|
InternalModule.ngModuleNumber = function() { return { ngModule: 42 }; };
|
|
InternalModule.ngModuleString = function() { return { ngModule: 'foo' }; };
|
|
InternalModule.ngModuleObject = function() { return { ngModule: { foo: 42 } }; };
|
|
InternalModule.externalNgModule = function() { return { ngModule: ExternalModule }; };
|
|
return InternalModule;
|
|
}());
|
|
export {SomeService, InternalModule};
|
|
`
|
|
},
|
|
{name: '/src/module', contents: 'export class ExternalModule {}'},
|
|
];
|
|
|
|
describe('Esm5ReflectionHost', () => {
|
|
|
|
describe('getDecoratorsOfDeclaration()', () => {
|
|
it('should find the decorators on a class', () => {
|
|
const program = makeTestProgram(SOME_DIRECTIVE_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const decorators = host.getDecoratorsOfDeclaration(classNode) !;
|
|
|
|
expect(decorators).toBeDefined();
|
|
expect(decorators.length).toEqual(1);
|
|
|
|
const decorator = decorators[0];
|
|
expect(decorator.name).toEqual('Directive');
|
|
expect(decorator.import).toEqual({name: 'Directive', from: '@angular/core'});
|
|
expect(decorator.args !.map(arg => arg.getText())).toEqual([
|
|
'{ selector: \'[someDirective]\' }',
|
|
]);
|
|
});
|
|
|
|
it('should return null if the symbol is not a class', () => {
|
|
const program = makeTestProgram(FOO_FUNCTION_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const functionNode =
|
|
getDeclaration(program, FOO_FUNCTION_FILE.name, 'foo', ts.isFunctionDeclaration);
|
|
const decorators = host.getDecoratorsOfDeclaration(functionNode);
|
|
expect(decorators).toBe(null);
|
|
});
|
|
|
|
it('should return null if there are no decorators', () => {
|
|
const program = makeTestProgram(SIMPLE_CLASS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode =
|
|
getDeclaration(program, SIMPLE_CLASS_FILE.name, 'EmptyClass', ts.isVariableDeclaration);
|
|
const decorators = host.getDecoratorsOfDeclaration(classNode);
|
|
expect(decorators).toBe(null);
|
|
});
|
|
|
|
it('should ignore `decorators` if it is not an array literal', () => {
|
|
const program = makeTestProgram(INVALID_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_DECORATORS_FILE.name, 'NotArrayLiteral', ts.isVariableDeclaration);
|
|
const decorators = host.getDecoratorsOfDeclaration(classNode);
|
|
expect(decorators).toEqual([]);
|
|
});
|
|
|
|
it('should ignore decorator elements that are not object literals', () => {
|
|
const program = makeTestProgram(INVALID_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_DECORATORS_FILE.name, 'NotObjectLiteral', ts.isVariableDeclaration);
|
|
const decorators = host.getDecoratorsOfDeclaration(classNode) !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0]).toEqual(jasmine.objectContaining({name: 'Directive'}));
|
|
});
|
|
|
|
it('should ignore decorator elements that have no `type` property', () => {
|
|
const program = makeTestProgram(INVALID_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_DECORATORS_FILE.name, 'NoTypeProperty', ts.isVariableDeclaration);
|
|
const decorators = host.getDecoratorsOfDeclaration(classNode) !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0]).toEqual(jasmine.objectContaining({name: 'Directive'}));
|
|
});
|
|
|
|
it('should ignore decorator elements whose `type` value is not an identifier', () => {
|
|
const program = makeTestProgram(INVALID_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_DECORATORS_FILE.name, 'NotIdentifier', ts.isVariableDeclaration);
|
|
const decorators = host.getDecoratorsOfDeclaration(classNode) !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0]).toEqual(jasmine.objectContaining({name: 'Directive'}));
|
|
});
|
|
|
|
it('should use `getImportOfIdentifier()` to retrieve import info', () => {
|
|
const mockImportInfo = { name: 'mock', from: '@angular/core' } as Import;
|
|
const spy = spyOn(Esm5ReflectionHost.prototype, 'getImportOfIdentifier')
|
|
.and.returnValue(mockImportInfo);
|
|
|
|
const program = makeTestProgram(SOME_DIRECTIVE_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const decorators = host.getDecoratorsOfDeclaration(classNode) !;
|
|
|
|
expect(decorators.length).toEqual(1);
|
|
expect(decorators[0].import).toBe(mockImportInfo);
|
|
|
|
const typeIdentifier = spy.calls.mostRecent().args[0] as ts.Identifier;
|
|
expect(typeIdentifier.text).toBe('Directive');
|
|
});
|
|
|
|
describe('(returned decorators `args`)', () => {
|
|
it('should be an empty array if decorator has no `args` property', () => {
|
|
const program = makeTestProgram(INVALID_DECORATOR_ARGS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_DECORATOR_ARGS_FILE.name, 'NoArgsProperty', ts.isVariableDeclaration);
|
|
const decorators = host.getDecoratorsOfDeclaration(classNode) !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0].name).toBe('Directive');
|
|
expect(decorators[0].args).toEqual([]);
|
|
});
|
|
|
|
it('should be an empty array if decorator\'s `args` has no property assignment', () => {
|
|
const program = makeTestProgram(INVALID_DECORATOR_ARGS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_DECORATOR_ARGS_FILE.name, 'NoPropertyAssignment',
|
|
ts.isVariableDeclaration);
|
|
const decorators = host.getDecoratorsOfDeclaration(classNode) !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0].name).toBe('Directive');
|
|
expect(decorators[0].args).toEqual([]);
|
|
});
|
|
|
|
it('should be an empty array if `args` property value is not an array literal', () => {
|
|
const program = makeTestProgram(INVALID_DECORATOR_ARGS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_DECORATOR_ARGS_FILE.name, 'NotArrayLiteral', ts.isVariableDeclaration);
|
|
const decorators = host.getDecoratorsOfDeclaration(classNode) !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0].name).toBe('Directive');
|
|
expect(decorators[0].args).toEqual([]);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('getMembersOfClass()', () => {
|
|
it('should find decorated members on a class', () => {
|
|
const program = makeTestProgram(SOME_DIRECTIVE_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
|
|
const input1 = members.find(member => member.name === 'input1') !;
|
|
expect(input1.kind).toEqual(ClassMemberKind.Property);
|
|
expect(input1.isStatic).toEqual(false);
|
|
expect(input1.decorators !.map(d => d.name)).toEqual(['Input']);
|
|
|
|
const input2 = members.find(member => member.name === 'input2') !;
|
|
expect(input2.kind).toEqual(ClassMemberKind.Property);
|
|
expect(input2.isStatic).toEqual(false);
|
|
expect(input2.decorators !.map(d => d.name)).toEqual(['Input']);
|
|
});
|
|
|
|
it('should find Object.defineProperty members on a class', () => {
|
|
const program = makeTestProgram(ACCESSORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode =
|
|
getDeclaration(program, ACCESSORS_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
|
|
const setter = members.find(member => member.name === 'setter') !;
|
|
expect(setter.kind).toEqual(ClassMemberKind.Setter);
|
|
expect(setter.isStatic).toEqual(false);
|
|
expect(setter.value).toBeNull();
|
|
expect(setter.decorators !.map(d => d.name)).toEqual(['Input']);
|
|
expect(ts.isFunctionExpression(setter.implementation !)).toEqual(true);
|
|
expect((setter.implementation as ts.FunctionExpression).body.statements[0].getText())
|
|
.toEqual('this.value = value;');
|
|
|
|
const getter = members.find(member => member.name === 'getter') !;
|
|
expect(getter.kind).toEqual(ClassMemberKind.Getter);
|
|
expect(getter.isStatic).toEqual(false);
|
|
expect(getter.value).toBeNull();
|
|
expect(getter.decorators !.map(d => d.name)).toEqual(['Output']);
|
|
expect(ts.isFunctionExpression(getter.implementation !)).toEqual(true);
|
|
expect((getter.implementation as ts.FunctionExpression).body.statements[0].getText())
|
|
.toEqual('return null;');
|
|
|
|
const [combinedSetter, combinedGetter] =
|
|
members.filter(member => member.name === 'setterAndGetter');
|
|
expect(combinedSetter.kind).toEqual(ClassMemberKind.Setter);
|
|
expect(combinedSetter.isStatic).toEqual(false);
|
|
expect(combinedSetter.decorators !.map(d => d.name)).toEqual(['Input']);
|
|
expect(combinedGetter.kind).toEqual(ClassMemberKind.Getter);
|
|
expect(combinedGetter.isStatic).toEqual(false);
|
|
expect(combinedGetter.decorators !.map(d => d.name)).toEqual([]);
|
|
|
|
const staticSetter = members.find(member => member.name === 'staticSetter') !;
|
|
expect(staticSetter.kind).toEqual(ClassMemberKind.Setter);
|
|
expect(staticSetter.isStatic).toEqual(true);
|
|
expect(staticSetter.value).toBeNull();
|
|
expect(staticSetter.decorators !.map(d => d.name)).toEqual([]);
|
|
|
|
const none = members.find(member => member.name === 'none');
|
|
expect(none).toBeUndefined();
|
|
|
|
const incomplete = members.find(member => member.name === 'incomplete');
|
|
expect(incomplete).toBeUndefined();
|
|
});
|
|
|
|
it('should find non decorated properties on a class', () => {
|
|
const program = makeTestProgram(SOME_DIRECTIVE_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
|
|
const instanceProperty = members.find(member => member.name === 'instanceProperty') !;
|
|
expect(instanceProperty.kind).toEqual(ClassMemberKind.Property);
|
|
expect(instanceProperty.isStatic).toEqual(false);
|
|
expect(ts.isBinaryExpression(instanceProperty.implementation !)).toEqual(true);
|
|
expect(instanceProperty.value !.getText()).toEqual(`'instance'`);
|
|
});
|
|
|
|
it('should find static methods on a class', () => {
|
|
const program = makeTestProgram(SOME_DIRECTIVE_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
|
|
const staticMethod = members.find(member => member.name === 'staticMethod') !;
|
|
expect(staticMethod.kind).toEqual(ClassMemberKind.Method);
|
|
expect(staticMethod.isStatic).toEqual(true);
|
|
expect(staticMethod.value).toBeNull();
|
|
expect(ts.isFunctionExpression(staticMethod.implementation !)).toEqual(true);
|
|
});
|
|
|
|
it('should find static properties on a class', () => {
|
|
const program = makeTestProgram(SOME_DIRECTIVE_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
|
|
const staticProperty = members.find(member => member.name === 'staticProperty') !;
|
|
expect(staticProperty.kind).toEqual(ClassMemberKind.Property);
|
|
expect(staticProperty.isStatic).toEqual(true);
|
|
expect(ts.isPropertyAccessExpression(staticProperty.implementation !)).toEqual(true);
|
|
expect(staticProperty.value !.getText()).toEqual(`'static'`);
|
|
});
|
|
|
|
it('should throw if the symbol is not a class', () => {
|
|
const program = makeTestProgram(FOO_FUNCTION_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const functionNode =
|
|
getDeclaration(program, FOO_FUNCTION_FILE.name, 'foo', ts.isFunctionDeclaration);
|
|
expect(() => {
|
|
host.getMembersOfClass(functionNode);
|
|
}).toThrowError(`Attempted to get members of a non-class: "function foo() {}"`);
|
|
});
|
|
|
|
it('should return an empty array if there are no prop decorators', () => {
|
|
const program = makeTestProgram(SIMPLE_CLASS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode =
|
|
getDeclaration(program, SIMPLE_CLASS_FILE.name, 'EmptyClass', ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
|
|
expect(members).toEqual([]);
|
|
});
|
|
|
|
it('should not process decorated properties in `propDecorators` if it is not an object literal',
|
|
() => {
|
|
const program = makeTestProgram(INVALID_PROP_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_PROP_DECORATORS_FILE.name, 'NotObjectLiteral',
|
|
ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
|
|
expect(members.map(member => member.name)).not.toContain('prop');
|
|
});
|
|
|
|
it('should ignore prop decorator elements that are not object literals', () => {
|
|
const program = makeTestProgram(INVALID_PROP_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_PROP_DECORATORS_FILE.name, 'NotObjectLiteralProp',
|
|
ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
const prop = members.find(m => m.name === 'prop') !;
|
|
const decorators = prop.decorators !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0]).toEqual(jasmine.objectContaining({name: 'Input'}));
|
|
});
|
|
|
|
it('should ignore prop decorator elements that have no `type` property', () => {
|
|
const program = makeTestProgram(INVALID_PROP_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_PROP_DECORATORS_FILE.name, 'NoTypeProperty', ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
const prop = members.find(m => m.name === 'prop') !;
|
|
const decorators = prop.decorators !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0]).toEqual(jasmine.objectContaining({name: 'Input'}));
|
|
});
|
|
|
|
it('should ignore prop decorator elements whose `type` value is not an identifier', () => {
|
|
const program = makeTestProgram(INVALID_PROP_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_PROP_DECORATORS_FILE.name, 'NotIdentifier', ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
const prop = members.find(m => m.name === 'prop') !;
|
|
const decorators = prop.decorators !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0]).toEqual(jasmine.objectContaining({name: 'Input'}));
|
|
});
|
|
|
|
it('should use `getImportOfIdentifier()` to retrieve import info', () => {
|
|
let callCount = 0;
|
|
const spy = spyOn(Esm5ReflectionHost.prototype, 'getImportOfIdentifier').and.callFake(() => {
|
|
callCount++;
|
|
return {name: `name${callCount}`, from: `@angular/core`};
|
|
});
|
|
|
|
const program = makeTestProgram(SOME_DIRECTIVE_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
|
|
expect(spy).toHaveBeenCalled();
|
|
spy.calls.allArgs().forEach(arg => expect(arg[0].getText()).toEqual('Input'));
|
|
|
|
const index = members.findIndex(member => member.name === 'input1');
|
|
expect(members[index].decorators !.length).toBe(1);
|
|
expect(members[index].decorators ![0].import).toEqual({name: 'name1', from: '@angular/core'});
|
|
});
|
|
|
|
describe('(returned prop decorators `args`)', () => {
|
|
it('should be an empty array if prop decorator has no `args` property', () => {
|
|
const program = makeTestProgram(INVALID_PROP_DECORATOR_ARGS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_PROP_DECORATOR_ARGS_FILE.name, 'NoArgsProperty',
|
|
ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
const prop = members.find(m => m.name === 'prop') !;
|
|
const decorators = prop.decorators !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0].name).toBe('Input');
|
|
expect(decorators[0].args).toEqual([]);
|
|
});
|
|
|
|
it('should be an empty array if prop decorator\'s `args` has no property assignment', () => {
|
|
const program = makeTestProgram(INVALID_PROP_DECORATOR_ARGS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_PROP_DECORATOR_ARGS_FILE.name, 'NoPropertyAssignment',
|
|
ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
const prop = members.find(m => m.name === 'prop') !;
|
|
const decorators = prop.decorators !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0].name).toBe('Input');
|
|
expect(decorators[0].args).toEqual([]);
|
|
});
|
|
|
|
it('should be an empty array if `args` property value is not an array literal', () => {
|
|
const program = makeTestProgram(INVALID_PROP_DECORATOR_ARGS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_PROP_DECORATOR_ARGS_FILE.name, 'NotArrayLiteral',
|
|
ts.isVariableDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
const prop = members.find(m => m.name === 'prop') !;
|
|
const decorators = prop.decorators !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0].name).toBe('Input');
|
|
expect(decorators[0].args).toEqual([]);
|
|
});
|
|
});
|
|
|
|
it('should ignore the prototype pseudo-static property on class imported from typings files',
|
|
() => {
|
|
const program = makeTestProgram(UNWANTED_PROTOTYPE_EXPORT_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, UNWANTED_PROTOTYPE_EXPORT_FILE.name, 'SomeParam', ts.isClassDeclaration);
|
|
const members = host.getMembersOfClass(classNode);
|
|
expect(members.find(m => m.name === 'prototype')).toBeUndefined();
|
|
});
|
|
});
|
|
|
|
describe('getConstructorParameters', () => {
|
|
it('should find the decorated constructor parameters', () => {
|
|
const program = makeTestProgram(SOME_DIRECTIVE_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const parameters = host.getConstructorParameters(classNode);
|
|
|
|
expect(parameters).toBeDefined();
|
|
expect(parameters !.map(parameter => parameter.name)).toEqual([
|
|
'_viewContainer', '_template', 'injected'
|
|
]);
|
|
expectTypeValueReferencesForParameters(parameters !, [
|
|
'ViewContainerRef',
|
|
'TemplateRef',
|
|
null,
|
|
]);
|
|
});
|
|
|
|
it('should throw if the symbol is not a class', () => {
|
|
const program = makeTestProgram(FOO_FUNCTION_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const functionNode =
|
|
getDeclaration(program, FOO_FUNCTION_FILE.name, 'foo', ts.isFunctionDeclaration);
|
|
expect(() => { host.getConstructorParameters(functionNode); })
|
|
.toThrowError(
|
|
'Attempted to get constructor parameters of a non-class: "function foo() {}"');
|
|
});
|
|
|
|
// In ES5 there is no such thing as a constructor-less class
|
|
// it('should return `null` if there is no constructor', () => { });
|
|
|
|
it('should return an array even if there are no decorators', () => {
|
|
const program = makeTestProgram(SIMPLE_CLASS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SIMPLE_CLASS_FILE.name, 'NoDecoratorConstructorClass', ts.isVariableDeclaration);
|
|
const parameters = host.getConstructorParameters(classNode);
|
|
|
|
expect(parameters).toEqual(jasmine.any(Array));
|
|
expect(parameters !.length).toEqual(1);
|
|
expect(parameters ![0].name).toEqual('foo');
|
|
expect(parameters ![0].decorators).toBe(null);
|
|
});
|
|
|
|
it('should return an empty array if there are no constructor parameters', () => {
|
|
const program = makeTestProgram(INVALID_CTOR_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_CTOR_DECORATORS_FILE.name, 'NoParameters', ts.isVariableDeclaration);
|
|
const parameters = host.getConstructorParameters(classNode);
|
|
|
|
expect(parameters).toEqual([]);
|
|
});
|
|
|
|
// In ES5 there are no arrow functions
|
|
// it('should ignore `ctorParameters` if it is an arrow function', () => { });
|
|
|
|
it('should ignore `ctorParameters` if it does not return an array literal', () => {
|
|
const program = makeTestProgram(INVALID_CTOR_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_CTOR_DECORATORS_FILE.name, 'NotArrayLiteral', ts.isVariableDeclaration);
|
|
const parameters = host.getConstructorParameters(classNode);
|
|
|
|
expect(parameters !.length).toBe(1);
|
|
expect(parameters ![0]).toEqual(jasmine.objectContaining({
|
|
name: 'arg1',
|
|
decorators: null,
|
|
}));
|
|
});
|
|
|
|
describe('(returned parameters `decorators`)', () => {
|
|
it('should ignore param decorator elements that are not object literals', () => {
|
|
const program = makeTestProgram(INVALID_CTOR_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_CTOR_DECORATORS_FILE.name, 'NotObjectLiteral',
|
|
ts.isVariableDeclaration);
|
|
const parameters = host.getConstructorParameters(classNode);
|
|
|
|
expect(parameters !.length).toBe(2);
|
|
expect(parameters ![0]).toEqual(jasmine.objectContaining({
|
|
name: 'arg1',
|
|
decorators: null,
|
|
}));
|
|
expect(parameters ![1]).toEqual(jasmine.objectContaining({
|
|
name: 'arg2',
|
|
decorators: jasmine.any(Array) as any
|
|
}));
|
|
});
|
|
|
|
it('should ignore param decorator elements that have no `type` property', () => {
|
|
const program = makeTestProgram(INVALID_CTOR_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_CTOR_DECORATORS_FILE.name, 'NoTypeProperty', ts.isVariableDeclaration);
|
|
const parameters = host.getConstructorParameters(classNode);
|
|
const decorators = parameters ![0].decorators !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0]).toEqual(jasmine.objectContaining({name: 'Inject'}));
|
|
});
|
|
|
|
it('should ignore param decorator elements whose `type` value is not an identifier', () => {
|
|
const program = makeTestProgram(INVALID_CTOR_DECORATORS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_CTOR_DECORATORS_FILE.name, 'NotIdentifier', ts.isVariableDeclaration);
|
|
const parameters = host.getConstructorParameters(classNode);
|
|
const decorators = parameters ![0].decorators !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0]).toEqual(jasmine.objectContaining({name: 'Inject'}));
|
|
});
|
|
|
|
it('should use `getImportOfIdentifier()` to retrieve import info', () => {
|
|
const mockImportInfo = { name: 'mock', from: '@angulare/core' } as Import;
|
|
const spy = spyOn(Esm5ReflectionHost.prototype, 'getImportOfIdentifier')
|
|
.and.returnValue(mockImportInfo);
|
|
|
|
const program = makeTestProgram(SOME_DIRECTIVE_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const parameters = host.getConstructorParameters(classNode);
|
|
const decorators = parameters ![2].decorators !;
|
|
|
|
expect(decorators.length).toEqual(1);
|
|
expect(decorators[0].import).toBe(mockImportInfo);
|
|
|
|
const typeIdentifier = spy.calls.mostRecent().args[0] as ts.Identifier;
|
|
expect(typeIdentifier.text).toBe('Inject');
|
|
});
|
|
});
|
|
|
|
describe('synthesized constructors', () => {
|
|
function getConstructorParameters(constructor: string) {
|
|
const file = {
|
|
name: '/synthesized_constructors.js',
|
|
contents: `
|
|
var TestClass = /** @class */ (function (_super) {
|
|
__extends(TestClass, _super);
|
|
${constructor}
|
|
return TestClass;
|
|
}(null));
|
|
`,
|
|
};
|
|
|
|
const program = makeTestProgram(file);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(program, file.name, 'TestClass', ts.isVariableDeclaration);
|
|
return host.getConstructorParameters(classNode);
|
|
}
|
|
|
|
it('recognizes _this assignment from super call', () => {
|
|
const parameters = getConstructorParameters(`
|
|
function TestClass() {
|
|
var _this = _super !== null && _super.apply(this, arguments) || this;
|
|
_this.synthesizedProperty = null;
|
|
return _this;
|
|
}`);
|
|
|
|
expect(parameters).toBeNull();
|
|
});
|
|
|
|
it('recognizes super call as return statement', () => {
|
|
const parameters = getConstructorParameters(`
|
|
function TestClass() {
|
|
return _super !== null && _super.apply(this, arguments) || this;
|
|
}`);
|
|
|
|
expect(parameters).toBeNull();
|
|
});
|
|
|
|
it('handles the case where a unique name was generated for _super or _this', () => {
|
|
const parameters = getConstructorParameters(`
|
|
function TestClass() {
|
|
var _this_1 = _super_1 !== null && _super_1.apply(this, arguments) || this;
|
|
_this_1._this = null;
|
|
_this_1._super = null;
|
|
return _this_1;
|
|
}`);
|
|
|
|
expect(parameters).toBeNull();
|
|
});
|
|
|
|
it('does not consider constructors with parameters as synthesized', () => {
|
|
const parameters = getConstructorParameters(`
|
|
function TestClass(arg) {
|
|
return _super !== null && _super.apply(this, arguments) || this;
|
|
}`);
|
|
|
|
expect(parameters !.length).toBe(1);
|
|
});
|
|
|
|
it('does not consider manual super calls as synthesized', () => {
|
|
const parameters = getConstructorParameters(`
|
|
function TestClass() {
|
|
return _super.call(this) || this;
|
|
}`);
|
|
|
|
expect(parameters !.length).toBe(0);
|
|
});
|
|
|
|
it('does not consider empty constructors as synthesized', () => {
|
|
const parameters = getConstructorParameters(`
|
|
function TestClass() {
|
|
}`);
|
|
|
|
expect(parameters !.length).toBe(0);
|
|
});
|
|
});
|
|
|
|
describe('(returned parameters `decorators.args`)', () => {
|
|
it('should be an empty array if param decorator has no `args` property', () => {
|
|
const program = makeTestProgram(INVALID_CTOR_DECORATOR_ARGS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_CTOR_DECORATOR_ARGS_FILE.name, 'NoArgsProperty',
|
|
ts.isVariableDeclaration);
|
|
const parameters = host.getConstructorParameters(classNode);
|
|
expect(parameters !.length).toBe(1);
|
|
const decorators = parameters ![0].decorators !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0].name).toBe('Inject');
|
|
expect(decorators[0].args).toEqual([]);
|
|
});
|
|
|
|
it('should be an empty array if param decorator\'s `args` has no property assignment', () => {
|
|
const program = makeTestProgram(INVALID_CTOR_DECORATOR_ARGS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_CTOR_DECORATOR_ARGS_FILE.name, 'NoPropertyAssignment',
|
|
ts.isVariableDeclaration);
|
|
const parameters = host.getConstructorParameters(classNode);
|
|
const decorators = parameters ![0].decorators !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0].name).toBe('Inject');
|
|
expect(decorators[0].args).toEqual([]);
|
|
});
|
|
|
|
it('should be an empty array if `args` property value is not an array literal', () => {
|
|
const program = makeTestProgram(INVALID_CTOR_DECORATOR_ARGS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, INVALID_CTOR_DECORATOR_ARGS_FILE.name, 'NotArrayLiteral',
|
|
ts.isVariableDeclaration);
|
|
const parameters = host.getConstructorParameters(classNode);
|
|
const decorators = parameters ![0].decorators !;
|
|
|
|
expect(decorators.length).toBe(1);
|
|
expect(decorators[0].name).toBe('Inject');
|
|
expect(decorators[0].args).toEqual([]);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('getDefinitionOfFunction()', () => {
|
|
it('should return an object describing the function declaration passed as an argument', () => {
|
|
const program = makeTestProgram(FUNCTION_BODY_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
|
|
const fooNode =
|
|
getDeclaration(program, FUNCTION_BODY_FILE.name, 'foo', ts.isFunctionDeclaration) !;
|
|
const fooDef = host.getDefinitionOfFunction(fooNode);
|
|
expect(fooDef.node).toBe(fooNode);
|
|
expect(fooDef.body !.length).toEqual(1);
|
|
expect(fooDef.body ![0].getText()).toEqual(`return x;`);
|
|
expect(fooDef.parameters.length).toEqual(1);
|
|
expect(fooDef.parameters[0].name).toEqual('x');
|
|
expect(fooDef.parameters[0].initializer).toBe(null);
|
|
|
|
const barNode =
|
|
getDeclaration(program, FUNCTION_BODY_FILE.name, 'bar', ts.isFunctionDeclaration) !;
|
|
const barDef = host.getDefinitionOfFunction(barNode);
|
|
expect(barDef.node).toBe(barNode);
|
|
expect(barDef.body !.length).toEqual(1);
|
|
expect(ts.isReturnStatement(barDef.body ![0])).toBeTruthy();
|
|
expect(barDef.body ![0].getText()).toEqual(`return x + y;`);
|
|
expect(barDef.parameters.length).toEqual(2);
|
|
expect(barDef.parameters[0].name).toEqual('x');
|
|
expect(fooDef.parameters[0].initializer).toBe(null);
|
|
expect(barDef.parameters[1].name).toEqual('y');
|
|
expect(barDef.parameters[1].initializer !.getText()).toEqual('42');
|
|
|
|
const bazNode =
|
|
getDeclaration(program, FUNCTION_BODY_FILE.name, 'baz', ts.isFunctionDeclaration) !;
|
|
const bazDef = host.getDefinitionOfFunction(bazNode);
|
|
expect(bazDef.node).toBe(bazNode);
|
|
expect(bazDef.body !.length).toEqual(3);
|
|
expect(bazDef.parameters.length).toEqual(1);
|
|
expect(bazDef.parameters[0].name).toEqual('x');
|
|
expect(bazDef.parameters[0].initializer).toBe(null);
|
|
|
|
const quxNode =
|
|
getDeclaration(program, FUNCTION_BODY_FILE.name, 'qux', ts.isFunctionDeclaration) !;
|
|
const quxDef = host.getDefinitionOfFunction(quxNode);
|
|
expect(quxDef.node).toBe(quxNode);
|
|
expect(quxDef.body !.length).toEqual(2);
|
|
expect(quxDef.parameters.length).toEqual(1);
|
|
expect(quxDef.parameters[0].name).toEqual('x');
|
|
expect(quxDef.parameters[0].initializer).toBe(null);
|
|
});
|
|
});
|
|
|
|
describe('getImportOfIdentifier', () => {
|
|
it('should find the import of an identifier', () => {
|
|
const program = makeTestProgram(...IMPORTS_FILES);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const variableNode =
|
|
getDeclaration(program, IMPORTS_FILES[1].name, 'b', ts.isVariableDeclaration);
|
|
const importOfIdent = host.getImportOfIdentifier(variableNode.initializer as ts.Identifier);
|
|
|
|
expect(importOfIdent).toEqual({name: 'a', from: './a.js'});
|
|
});
|
|
|
|
it('should find the name by which the identifier was exported, not imported', () => {
|
|
const program = makeTestProgram(...IMPORTS_FILES);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const variableNode =
|
|
getDeclaration(program, IMPORTS_FILES[1].name, 'c', ts.isVariableDeclaration);
|
|
const importOfIdent = host.getImportOfIdentifier(variableNode.initializer as ts.Identifier);
|
|
|
|
expect(importOfIdent).toEqual({name: 'a', from: './a.js'});
|
|
});
|
|
|
|
it('should return null if the identifier was not imported', () => {
|
|
const program = makeTestProgram(...IMPORTS_FILES);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const variableNode =
|
|
getDeclaration(program, IMPORTS_FILES[1].name, 'd', ts.isVariableDeclaration);
|
|
const importOfIdent = host.getImportOfIdentifier(variableNode.initializer as ts.Identifier);
|
|
|
|
expect(importOfIdent).toBeNull();
|
|
});
|
|
});
|
|
|
|
describe('getDeclarationOfIdentifier', () => {
|
|
it('should return the declaration of a locally defined identifier', () => {
|
|
const program = makeTestProgram(SOME_DIRECTIVE_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const ctrDecorators = host.getConstructorParameters(classNode) !;
|
|
const identifierOfViewContainerRef = (ctrDecorators[0].typeValueReference !as{
|
|
local: true,
|
|
expression: ts.Identifier,
|
|
defaultImportStatement: null,
|
|
}).expression;
|
|
|
|
const expectedDeclarationNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'ViewContainerRef', ts.isVariableDeclaration);
|
|
const actualDeclaration = host.getDeclarationOfIdentifier(identifierOfViewContainerRef);
|
|
expect(actualDeclaration).not.toBe(null);
|
|
expect(actualDeclaration !.node).toBe(expectedDeclarationNode);
|
|
expect(actualDeclaration !.viaModule).toBe(null);
|
|
});
|
|
|
|
it('should return the declaration of an externally defined identifier', () => {
|
|
const program = makeTestProgram(SOME_DIRECTIVE_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(
|
|
program, SOME_DIRECTIVE_FILE.name, 'SomeDirective', ts.isVariableDeclaration);
|
|
const classDecorators = host.getDecoratorsOfDeclaration(classNode) !;
|
|
const identifierOfDirective = ((classDecorators[0].node as ts.ObjectLiteralExpression)
|
|
.properties[0] as ts.PropertyAssignment)
|
|
.initializer as ts.Identifier;
|
|
|
|
const expectedDeclarationNode = getDeclaration(
|
|
program, 'node_modules/@angular/core/index.ts', 'Directive', ts.isVariableDeclaration);
|
|
const actualDeclaration = host.getDeclarationOfIdentifier(identifierOfDirective);
|
|
expect(actualDeclaration).not.toBe(null);
|
|
expect(actualDeclaration !.node).toBe(expectedDeclarationNode);
|
|
expect(actualDeclaration !.viaModule).toBe('@angular/core');
|
|
});
|
|
|
|
it('should return the correct declaration for an inner function identifier inside an ES5 IIFE',
|
|
() => {
|
|
const superGetDeclarationOfIdentifierSpy =
|
|
spyOn(Esm2015ReflectionHost.prototype, 'getDeclarationOfIdentifier').and.callThrough();
|
|
const program = makeTestProgram(SIMPLE_CLASS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
|
|
const outerDeclaration = getDeclaration(
|
|
program, SIMPLE_CLASS_FILE.name, 'EmptyClass', ts.isVariableDeclaration);
|
|
const innerDeclaration = (((outerDeclaration.initializer as ts.ParenthesizedExpression)
|
|
.expression as ts.CallExpression)
|
|
.expression as ts.FunctionExpression)
|
|
.body.statements[0] as ts.FunctionDeclaration;
|
|
|
|
const outerIdentifier = outerDeclaration.name as ts.Identifier;
|
|
const innerIdentifier = innerDeclaration.name as ts.Identifier;
|
|
|
|
expect(host.getDeclarationOfIdentifier(outerIdentifier) !.node).toBe(outerDeclaration);
|
|
expect(superGetDeclarationOfIdentifierSpy).toHaveBeenCalledWith(outerIdentifier);
|
|
expect(superGetDeclarationOfIdentifierSpy).toHaveBeenCalledTimes(1);
|
|
|
|
superGetDeclarationOfIdentifierSpy.calls.reset();
|
|
|
|
expect(host.getDeclarationOfIdentifier(innerIdentifier) !.node).toBe(outerDeclaration);
|
|
expect(superGetDeclarationOfIdentifierSpy).toHaveBeenCalledWith(outerIdentifier);
|
|
expect(superGetDeclarationOfIdentifierSpy).toHaveBeenCalledTimes(1);
|
|
});
|
|
});
|
|
|
|
describe('getExportsOfModule()', () => {
|
|
it('should return a map of all the exports from a given module', () => {
|
|
const program = makeTestProgram(...EXPORTS_FILES);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const file = program.getSourceFile(EXPORTS_FILES[1].name) !;
|
|
const exportDeclarations = host.getExportsOfModule(file);
|
|
expect(exportDeclarations).not.toBe(null);
|
|
expect(Array.from(exportDeclarations !.keys())).toEqual([
|
|
'Directive',
|
|
'a',
|
|
'b',
|
|
'c',
|
|
'd',
|
|
'e',
|
|
'DirectiveX',
|
|
'SomeClass',
|
|
]);
|
|
|
|
const values = Array.from(exportDeclarations !.values())
|
|
.map(declaration => [declaration.node.getText(), declaration.viaModule]);
|
|
expect(values).toEqual([
|
|
// TODO: clarify what is expected here...
|
|
//[`Directive = callableClassDecorator()`, '@angular/core'],
|
|
[`Directive = callableClassDecorator()`, null],
|
|
[`a = 'a'`, null],
|
|
[`b = a`, null],
|
|
[`c = foo`, null],
|
|
[`d = b`, null],
|
|
[`e = 'e'`, null],
|
|
[`DirectiveX = Directive`, null],
|
|
[
|
|
`SomeClass = (function() {
|
|
function SomeClass() {}
|
|
return SomeClass;
|
|
}())`,
|
|
null
|
|
],
|
|
]);
|
|
});
|
|
});
|
|
|
|
describe('getClassSymbol()', () => {
|
|
let superGetClassSymbolSpy: jasmine.Spy;
|
|
|
|
beforeEach(() => {
|
|
superGetClassSymbolSpy = spyOn(Esm2015ReflectionHost.prototype, 'getClassSymbol');
|
|
});
|
|
|
|
it('should return the class symbol returned by the superclass (if any)', () => {
|
|
const mockNode = {} as ts.Node;
|
|
const mockSymbol = {} as ClassSymbol;
|
|
superGetClassSymbolSpy.and.returnValue(mockSymbol);
|
|
|
|
const host = new Esm5ReflectionHost(false, {} as any);
|
|
|
|
expect(host.getClassSymbol(mockNode)).toBe(mockSymbol);
|
|
expect(superGetClassSymbolSpy).toHaveBeenCalledWith(mockNode);
|
|
});
|
|
|
|
it('should return the class symbol for an ES5 class (outer variable declaration)', () => {
|
|
const program = makeTestProgram(SIMPLE_CLASS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const node =
|
|
getDeclaration(program, SIMPLE_CLASS_FILE.name, 'EmptyClass', ts.isVariableDeclaration);
|
|
expect(host.getClassSymbol(node)).toBeDefined();
|
|
});
|
|
|
|
it('should return the class symbol for an ES5 class (inner function declaration)', () => {
|
|
const program = makeTestProgram(SIMPLE_CLASS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const outerNode =
|
|
getDeclaration(program, SIMPLE_CLASS_FILE.name, 'EmptyClass', ts.isVariableDeclaration);
|
|
const innerNode =
|
|
(((outerNode.initializer as ts.ParenthesizedExpression).expression as ts.CallExpression)
|
|
.expression as ts.FunctionExpression)
|
|
.body.statements.find(ts.isFunctionDeclaration) !;
|
|
|
|
expect(host.getClassSymbol(innerNode)).toBeDefined();
|
|
});
|
|
|
|
it('should return the same class symbol (of the inner declaration) for outer and inner declarations',
|
|
() => {
|
|
const program = makeTestProgram(SIMPLE_CLASS_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const outerNode = getDeclaration(
|
|
program, SIMPLE_CLASS_FILE.name, 'EmptyClass', ts.isVariableDeclaration);
|
|
const innerNode = (((outerNode.initializer as ts.ParenthesizedExpression)
|
|
.expression as ts.CallExpression)
|
|
.expression as ts.FunctionExpression)
|
|
.body.statements.find(ts.isFunctionDeclaration) as ClassDeclaration;
|
|
|
|
expect(host.getClassSymbol(innerNode)).toBe(host.getClassSymbol(outerNode));
|
|
expect(host.getClassSymbol(innerNode) !.valueDeclaration).toBe(innerNode);
|
|
});
|
|
|
|
it('should return undefined if node is not an ES5 class', () => {
|
|
const program = makeTestProgram(FOO_FUNCTION_FILE);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const node = getDeclaration(program, FOO_FUNCTION_FILE.name, 'foo', ts.isFunctionDeclaration);
|
|
expect(host.getClassSymbol(node)).toBeUndefined();
|
|
});
|
|
});
|
|
|
|
describe('isClass()', () => {
|
|
let host: Esm5ReflectionHost;
|
|
let mockNode: ts.Node;
|
|
let superIsClassSpy: jasmine.Spy;
|
|
let getClassSymbolSpy: jasmine.Spy;
|
|
|
|
beforeEach(() => {
|
|
host = new Esm5ReflectionHost(false, null as any);
|
|
mockNode = {} as any;
|
|
|
|
superIsClassSpy = spyOn(Esm2015ReflectionHost.prototype, 'isClass');
|
|
getClassSymbolSpy = spyOn(Esm5ReflectionHost.prototype, 'getClassSymbol');
|
|
});
|
|
|
|
it('should return true if superclass returns true', () => {
|
|
superIsClassSpy.and.returnValue(true);
|
|
|
|
expect(host.isClass(mockNode)).toBe(true);
|
|
expect(superIsClassSpy).toHaveBeenCalledWith(mockNode);
|
|
expect(getClassSymbolSpy).not.toHaveBeenCalled();
|
|
});
|
|
|
|
it('should return true if it can find a symbol for the class', () => {
|
|
superIsClassSpy.and.returnValue(false);
|
|
getClassSymbolSpy.and.returnValue(true);
|
|
|
|
expect(host.isClass(mockNode)).toBe(true);
|
|
expect(superIsClassSpy).toHaveBeenCalledWith(mockNode);
|
|
expect(getClassSymbolSpy).toHaveBeenCalledWith(mockNode);
|
|
});
|
|
|
|
it('should return false if it cannot find a symbol for the class', () => {
|
|
superIsClassSpy.and.returnValue(false);
|
|
getClassSymbolSpy.and.returnValue(false);
|
|
|
|
expect(host.isClass(mockNode)).toBe(false);
|
|
expect(superIsClassSpy).toHaveBeenCalledWith(mockNode);
|
|
expect(getClassSymbolSpy).toHaveBeenCalledWith(mockNode);
|
|
});
|
|
});
|
|
|
|
describe('hasBaseClass()', () => {
|
|
function hasBaseClass(source: string) {
|
|
const file = {
|
|
name: '/synthesized_constructors.js',
|
|
contents: source,
|
|
};
|
|
|
|
const program = makeTestProgram(file);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const classNode = getDeclaration(program, file.name, 'TestClass', ts.isVariableDeclaration);
|
|
return host.hasBaseClass(classNode);
|
|
}
|
|
|
|
it('should consider an IIFE with _super parameter as having a base class', () => {
|
|
const result = hasBaseClass(`
|
|
var TestClass = /** @class */ (function (_super) {
|
|
__extends(TestClass, _super);
|
|
function TestClass() {}
|
|
return TestClass;
|
|
}(null));`);
|
|
expect(result).toBe(true);
|
|
});
|
|
|
|
it('should consider an IIFE with a unique name generated for the _super parameter as having a base class',
|
|
() => {
|
|
const result = hasBaseClass(`
|
|
var TestClass = /** @class */ (function (_super_1) {
|
|
__extends(TestClass, _super_1);
|
|
function TestClass() {}
|
|
return TestClass;
|
|
}(null));`);
|
|
expect(result).toBe(true);
|
|
});
|
|
|
|
it('should not consider an IIFE without parameter as having a base class', () => {
|
|
const result = hasBaseClass(`
|
|
var TestClass = /** @class */ (function () {
|
|
__extends(TestClass, _super);
|
|
function TestClass() {}
|
|
return TestClass;
|
|
}(null));`);
|
|
expect(result).toBe(false);
|
|
});
|
|
});
|
|
|
|
describe('findDecoratedClasses()', () => {
|
|
it('should return an array of all decorated classes in the given source file', () => {
|
|
const program = makeTestProgram(...DECORATED_FILES);
|
|
const host = new Esm5ReflectionHost(false, program.getTypeChecker());
|
|
const primary = program.getSourceFile(DECORATED_FILES[0].name) !;
|
|
|
|
const primaryDecoratedClasses = host.findDecoratedClasses(primary);
|
|
expect(primaryDecoratedClasses.length).toEqual(2);
|
|
const classA = primaryDecoratedClasses.find(c => c.name === 'A') !;
|
|
expect(classA.decorators.map(decorator => decorator.name)).toEqual(['Directive']);
|
|
// Note that `B` is not exported from `primary.js`
|
|
const classB = primaryDecoratedClasses.find(c => c.name === 'B') !;
|
|
expect(classB.decorators.map(decorator => decorator.name)).toEqual(['Directive']);
|
|
|
|
const secondary = program.getSourceFile(DECORATED_FILES[1].name) !;
|
|
const secondaryDecoratedClasses = host.findDecoratedClasses(secondary);
|
|
expect(secondaryDecoratedClasses.length).toEqual(1);
|
|
// Note that `D` is exported from `secondary.js` but not exported from `primary.js`
|
|
const classD = secondaryDecoratedClasses.find(c => c.name === 'D') !;
|
|
expect(classD.name).toEqual('D');
|
|
expect(classD.decorators.map(decorator => decorator.name)).toEqual(['Directive']);
|
|
});
|
|
});
|
|
|
|
describe('getDtsDeclarationsOfClass()', () => {
|
|
it('should find the dts declaration that has the same relative path to the source file', () => {
|
|
const srcProgram = makeTestProgram(...TYPINGS_SRC_FILES);
|
|
const dts = makeTestBundleProgram(TYPINGS_DTS_FILES);
|
|
const class1 =
|
|
getDeclaration(srcProgram, '/src/class1.js', 'Class1', ts.isVariableDeclaration);
|
|
const host = new Esm2015ReflectionHost(false, srcProgram.getTypeChecker(), dts);
|
|
|
|
const dtsDeclaration = host.getDtsDeclaration(class1);
|
|
expect(dtsDeclaration !.getSourceFile().fileName).toEqual('/typings/class1.d.ts');
|
|
});
|
|
|
|
it('should find the dts declaration for exported functions', () => {
|
|
const srcProgram = makeTestProgram(...TYPINGS_SRC_FILES);
|
|
const dtsProgram = makeTestBundleProgram(TYPINGS_DTS_FILES);
|
|
const mooFn = getDeclaration(srcProgram, '/src/func1.js', 'mooFn', ts.isFunctionDeclaration);
|
|
const host = new Esm2015ReflectionHost(false, srcProgram.getTypeChecker(), dtsProgram);
|
|
|
|
const dtsDeclaration = host.getDtsDeclaration(mooFn);
|
|
expect(dtsDeclaration !.getSourceFile().fileName).toEqual('/typings/func1.d.ts');
|
|
});
|
|
|
|
it('should return null if there is no matching class in the matching dts file', () => {
|
|
const srcProgram = makeTestProgram(...TYPINGS_SRC_FILES);
|
|
const dts = makeTestBundleProgram(TYPINGS_DTS_FILES);
|
|
const missingClass =
|
|
getDeclaration(srcProgram, '/src/class1.js', 'MissingClass1', ts.isVariableDeclaration);
|
|
const host = new Esm2015ReflectionHost(false, srcProgram.getTypeChecker(), dts);
|
|
|
|
expect(host.getDtsDeclaration(missingClass)).toBe(null);
|
|
});
|
|
|
|
it('should return null if there is no matching dts file', () => {
|
|
const srcProgram = makeTestProgram(...TYPINGS_SRC_FILES);
|
|
const dts = makeTestBundleProgram(TYPINGS_DTS_FILES);
|
|
const missingClass = getDeclaration(
|
|
srcProgram, '/src/missing-class.js', 'MissingClass2', ts.isVariableDeclaration);
|
|
const host = new Esm2015ReflectionHost(false, srcProgram.getTypeChecker(), dts);
|
|
|
|
expect(host.getDtsDeclaration(missingClass)).toBe(null);
|
|
});
|
|
|
|
it('should find the dts file that contains a matching class declaration, even if the source files do not match',
|
|
() => {
|
|
const srcProgram = makeTestProgram(...TYPINGS_SRC_FILES);
|
|
const dts = makeTestBundleProgram(TYPINGS_DTS_FILES);
|
|
const class1 =
|
|
getDeclaration(srcProgram, '/src/flat-file.js', 'Class1', ts.isVariableDeclaration);
|
|
const host = new Esm2015ReflectionHost(false, srcProgram.getTypeChecker(), dts);
|
|
|
|
const dtsDeclaration = host.getDtsDeclaration(class1);
|
|
expect(dtsDeclaration !.getSourceFile().fileName).toEqual('/typings/class1.d.ts');
|
|
});
|
|
|
|
it('should find aliased exports', () => {
|
|
const srcProgram = makeTestProgram(...TYPINGS_SRC_FILES);
|
|
const dts = makeTestBundleProgram(TYPINGS_DTS_FILES);
|
|
const class3 =
|
|
getDeclaration(srcProgram, '/src/flat-file.js', 'Class3', ts.isVariableDeclaration);
|
|
const host = new Esm2015ReflectionHost(false, srcProgram.getTypeChecker(), dts);
|
|
|
|
const dtsDeclaration = host.getDtsDeclaration(class3);
|
|
expect(dtsDeclaration !.getSourceFile().fileName).toEqual('/typings/class3.d.ts');
|
|
});
|
|
|
|
it('should find the dts file that contains a matching class declaration, even if the class is not publicly exported',
|
|
() => {
|
|
const srcProgram = makeTestProgram(...TYPINGS_SRC_FILES);
|
|
const dts = makeTestBundleProgram(TYPINGS_DTS_FILES);
|
|
const internalClass = getDeclaration(
|
|
srcProgram, '/src/internal.js', 'InternalClass', ts.isVariableDeclaration);
|
|
const host = new Esm2015ReflectionHost(false, srcProgram.getTypeChecker(), dts);
|
|
|
|
const dtsDeclaration = host.getDtsDeclaration(internalClass);
|
|
expect(dtsDeclaration !.getSourceFile().fileName).toEqual('/typings/internal.d.ts');
|
|
});
|
|
|
|
it('should prefer the publicly exported class if there are multiple classes with the same name',
|
|
() => {
|
|
const srcProgram = makeTestProgram(...TYPINGS_SRC_FILES);
|
|
const dts = makeTestBundleProgram(TYPINGS_DTS_FILES);
|
|
const class2 =
|
|
getDeclaration(srcProgram, '/src/class2.js', 'Class2', ts.isVariableDeclaration);
|
|
const internalClass2 =
|
|
getDeclaration(srcProgram, '/src/internal.js', 'Class2', ts.isVariableDeclaration);
|
|
const host = new Esm2015ReflectionHost(false, srcProgram.getTypeChecker(), dts);
|
|
|
|
const class2DtsDeclaration = host.getDtsDeclaration(class2);
|
|
expect(class2DtsDeclaration !.getSourceFile().fileName).toEqual('/typings/class2.d.ts');
|
|
|
|
const internalClass2DtsDeclaration = host.getDtsDeclaration(internalClass2);
|
|
expect(internalClass2DtsDeclaration !.getSourceFile().fileName)
|
|
.toEqual('/typings/class2.d.ts');
|
|
});
|
|
});
|
|
|
|
describe('getModuleWithProvidersFunctions', () => {
|
|
it('should find every exported function that returns an object that looks like a ModuleWithProviders object',
|
|
() => {
|
|
const srcProgram = makeTestProgram(...MODULE_WITH_PROVIDERS_PROGRAM);
|
|
const host = new Esm5ReflectionHost(false, srcProgram.getTypeChecker());
|
|
const file = srcProgram.getSourceFile('/src/functions.js') !;
|
|
const fns = host.getModuleWithProvidersFunctions(file);
|
|
expect(fns.map(info => [info.declaration.name !.getText(), info.ngModule.text])).toEqual([
|
|
['ngModuleIdentifier', 'InternalModule'],
|
|
['ngModuleWithEmptyProviders', 'InternalModule'],
|
|
['ngModuleWithProviders', 'InternalModule'],
|
|
['externalNgModule', 'ExternalModule'],
|
|
]);
|
|
});
|
|
|
|
it('should find every static method on exported classes that return an object that looks like a ModuleWithProviders object',
|
|
() => {
|
|
const srcProgram = makeTestProgram(...MODULE_WITH_PROVIDERS_PROGRAM);
|
|
const host = new Esm5ReflectionHost(false, srcProgram.getTypeChecker());
|
|
const file = srcProgram.getSourceFile('/src/methods.js') !;
|
|
const fn = host.getModuleWithProvidersFunctions(file);
|
|
expect(fn.map(fn => [fn.declaration.getText(), fn.ngModule.text])).toEqual([
|
|
[
|
|
'function() { return { ngModule: InternalModule }; }',
|
|
'InternalModule',
|
|
],
|
|
[
|
|
'function() { return { ngModule: InternalModule, providers: [] }; }',
|
|
'InternalModule',
|
|
],
|
|
[
|
|
'function() { return { ngModule: InternalModule, providers: [SomeService] }; }',
|
|
'InternalModule',
|
|
],
|
|
[
|
|
'function() { return { ngModule: ExternalModule }; }',
|
|
'ExternalModule',
|
|
],
|
|
]);
|
|
});
|
|
});
|
|
});
|