145 lines
4.2 KiB
TypeScript
145 lines
4.2 KiB
TypeScript
import {describe, it, iit, ddescribe, expect, beforeEach} from 'angular2/test_lib';
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import {Reflector} from 'angular2/src/reflection/reflection';
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import {ReflectionCapabilities} from 'angular2/src/reflection/reflection_capabilities';
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import {ClassDecorator, ParamDecorator, classDecorator, paramDecorator} from './reflector_common';
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class AType {
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value;
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constructor(value) { this.value = value; }
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}
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@ClassDecorator('class')
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class ClassWithDecorators {
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a;
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b;
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constructor(@ParamDecorator("a") a: AType, @ParamDecorator("b") b: AType) {
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this.a = a;
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this.b = b;
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}
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}
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class ClassWithoutDecorators {
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constructor(a, b) {}
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}
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class TestObjWith11Args {
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constructor(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) {}
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}
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class TestObj {
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a;
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b;
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constructor(a, b) {
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this.a = a;
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this.b = b;
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}
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identity(arg) { return arg; }
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}
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export function main() {
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describe('Reflector', () => {
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var reflector;
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beforeEach(() => { reflector = new Reflector(new ReflectionCapabilities()); });
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describe("factory", () => {
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it("should create a factory for the given type", () => {
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var obj = reflector.factory(TestObj)(1, 2);
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expect(obj.a).toEqual(1);
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expect(obj.b).toEqual(2);
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});
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it("should throw when more than 10 arguments", () => {
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expect(() => reflector.factory(TestObjWith11Args)(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11))
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.toThrowError();
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});
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it("should return a registered factory if available", () => {
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reflector.registerType(TestObj, {"factory": () => "fake"});
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expect(reflector.factory(TestObj)()).toEqual("fake");
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});
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});
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describe("parameters", () => {
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it("should return an array of parameters for a type", () => {
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var p = reflector.parameters(ClassWithDecorators);
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expect(p).toEqual([[AType, paramDecorator('a')], [AType, paramDecorator('b')]]);
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});
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it("should work for a class without annotations", () => {
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var p = reflector.parameters(ClassWithoutDecorators);
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expect(p.length).toEqual(2);
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});
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it("should return registered parameters if available", () => {
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reflector.registerType(TestObj, {"parameters": [1, 2]});
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expect(reflector.parameters(TestObj)).toEqual([1, 2]);
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});
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});
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describe("annotations", () => {
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it("should return an array of annotations for a type", () => {
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var p = reflector.annotations(ClassWithDecorators);
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expect(p).toEqual([classDecorator('class')]);
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});
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it("should return registered annotations if available", () => {
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reflector.registerType(TestObj, {"annotations": [1, 2]});
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expect(reflector.annotations(TestObj)).toEqual([1, 2]);
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});
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it("should work for a clas without annotations", () => {
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var p = reflector.annotations(ClassWithoutDecorators);
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expect(p).toEqual([]);
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});
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});
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describe("getter", () => {
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it("returns a function reading a property", () => {
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var getA = reflector.getter('a');
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expect(getA(new TestObj(1, 2))).toEqual(1);
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});
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it("should return a registered getter if available", () => {
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reflector.registerGetters({"abc": (obj) => "fake"});
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expect(reflector.getter("abc")("anything")).toEqual("fake");
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});
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});
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describe("setter", () => {
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it("returns a function setting a property", () => {
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var setA = reflector.setter('a');
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var obj = new TestObj(1, 2);
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setA(obj, 100);
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expect(obj.a).toEqual(100);
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});
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it("should return a registered setter if available", () => {
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var updateMe;
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reflector.registerSetters({"abc": (obj, value) => { updateMe = value; }});
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reflector.setter("abc")("anything", "fake");
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expect(updateMe).toEqual("fake");
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});
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});
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describe("method", () => {
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it("returns a function invoking a method", () => {
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var func = reflector.method('identity');
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var obj = new TestObj(1, 2);
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expect(func(obj, ['value'])).toEqual('value');
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});
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it("should return a registered method if available", () => {
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reflector.registerMethods({"abc": (obj, args) => args});
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expect(reflector.method("abc")("anything", ["fake"])).toEqual(['fake']);
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});
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});
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});
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}
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