1149 lines
46 KiB
TypeScript
1149 lines
46 KiB
TypeScript
import {
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ddescribe,
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describe,
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it,
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iit,
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xit,
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expect,
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beforeEach,
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afterEach,
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inject,
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beforeEachProviders
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} from 'angular2/testing_internal';
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import {provide} from 'angular2/src/core/di';
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import {TEST_PROVIDERS} from './test_bindings';
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import {isPresent} from 'angular2/src/facade/lang';
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import {
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TemplateParser,
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splitClasses,
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TEMPLATE_TRANSFORMS
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} from 'angular2/src/compiler/template_parser';
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import {
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CompileDirectiveMetadata,
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CompilePipeMetadata,
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CompileTypeMetadata,
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CompileTemplateMetadata
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} from 'angular2/src/compiler/directive_metadata';
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import {
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templateVisitAll,
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TemplateAstVisitor,
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TemplateAst,
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NgContentAst,
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EmbeddedTemplateAst,
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ElementAst,
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VariableAst,
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BoundEventAst,
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BoundElementPropertyAst,
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BoundDirectivePropertyAst,
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AttrAst,
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BoundTextAst,
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TextAst,
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PropertyBindingType,
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DirectiveAst
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} from 'angular2/src/compiler/template_ast';
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import {ElementSchemaRegistry} from 'angular2/src/compiler/schema/element_schema_registry';
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import {MockSchemaRegistry} from './schema_registry_mock';
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import {Unparser} from '../core/change_detection/parser/unparser';
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var expressionUnparser = new Unparser();
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export function main() {
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describe('TemplateParser', () => {
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beforeEachProviders(() => [
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TEST_PROVIDERS,
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provide(ElementSchemaRegistry,
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{
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useValue: new MockSchemaRegistry({'invalidProp': false},
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{'mappedAttr': 'mappedProp'})
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})
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]);
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var parser: TemplateParser;
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var ngIf;
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beforeEach(inject([TemplateParser], (_parser) => {
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parser = _parser;
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ngIf = CompileDirectiveMetadata.create(
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{selector: '[ngIf]', type: new CompileTypeMetadata({name: 'NgIf'}), inputs: ['ngIf']});
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}));
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function parse(template: string, directives: CompileDirectiveMetadata[],
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pipes: CompilePipeMetadata[] = null): TemplateAst[] {
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if (pipes === null) {
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pipes = [];
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}
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return parser.parse(template, directives, pipes, 'TestComp');
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}
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describe('template transform', () => {
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beforeEachProviders(
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() => [provide(TEMPLATE_TRANSFORMS, {useValue: new FooAstTransformer(), multi: true})]);
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it('should transform TemplateAST',
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() => { expect(humanizeTplAst(parse('<div>', []))).toEqual([[ElementAst, 'foo']]); });
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describe('multiple', () => {
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beforeEachProviders(
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() => [provide(TEMPLATE_TRANSFORMS, {useValue: new BarAstTransformer(), multi: true})]);
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it('should compose transformers',
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() => { expect(humanizeTplAst(parse('<div>', []))).toEqual([[ElementAst, 'bar']]); });
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});
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});
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describe('parse', () => {
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describe('nodes without bindings', () => {
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it('should parse text nodes',
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() => { expect(humanizeTplAst(parse('a', []))).toEqual([[TextAst, 'a']]); });
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it('should parse elements with attributes', () => {
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expect(humanizeTplAst(parse('<div a=b>', [])))
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.toEqual([[ElementAst, 'div'], [AttrAst, 'a', 'b']]);
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});
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});
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it('should parse ngContent', () => {
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var parsed = parse('<ng-content select="a">', []);
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expect(humanizeTplAst(parsed)).toEqual([[NgContentAst]]);
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});
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it('should parse ngContent regardless the namespace', () => {
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var parsed = parse('<svg><ng-content></ng-content></svg>', []);
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expect(humanizeTplAst(parsed))
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.toEqual([
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[ElementAst, '@svg:svg'],
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[NgContentAst],
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]);
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});
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it('should parse bound text nodes', () => {
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expect(humanizeTplAst(parse('{{a}}', []))).toEqual([[BoundTextAst, '{{ a }}']]);
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});
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describe('bound properties', () => {
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it('should parse mixed case bound properties', () => {
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expect(humanizeTplAst(parse('<div [someProp]="v">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Property, 'someProp', 'v', null]
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]);
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});
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it('should parse dash case bound properties', () => {
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expect(humanizeTplAst(parse('<div [some-prop]="v">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Property, 'some-prop', 'v', null]
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]);
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});
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it('should normalize property names via the element schema', () => {
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expect(humanizeTplAst(parse('<div [mappedAttr]="v">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Property, 'mappedProp', 'v', null]
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]);
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});
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it('should parse mixed case bound attributes', () => {
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expect(humanizeTplAst(parse('<div [attr.someAttr]="v">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Attribute, 'someAttr', 'v', null]
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]);
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});
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it('should parse and dash case bound classes', () => {
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expect(humanizeTplAst(parse('<div [class.some-class]="v">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Class, 'some-class', 'v', null]
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]);
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});
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it('should parse mixed case bound classes', () => {
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expect(humanizeTplAst(parse('<div [class.someClass]="v">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Class, 'someClass', 'v', null]
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]);
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});
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it('should parse mixed case bound styles', () => {
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expect(humanizeTplAst(parse('<div [style.someStyle]="v">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Style, 'someStyle', 'v', null]
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]);
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});
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it('should report invalid prefixes', () => {
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expect(() => parse('<p [atTr.foo]>', []))
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.toThrowError(
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`Template parse errors:\nInvalid property name 'atTr.foo' ("<p [ERROR ->][atTr.foo]>"): TestComp@0:3`);
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expect(() => parse('<p [sTyle.foo]>', []))
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.toThrowError(
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`Template parse errors:\nInvalid property name 'sTyle.foo' ("<p [ERROR ->][sTyle.foo]>"): TestComp@0:3`);
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expect(() => parse('<p [Class.foo]>', []))
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.toThrowError(
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`Template parse errors:\nInvalid property name 'Class.foo' ("<p [ERROR ->][Class.foo]>"): TestComp@0:3`);
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expect(() => parse('<p [bar.foo]>', []))
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.toThrowError(
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`Template parse errors:\nInvalid property name 'bar.foo' ("<p [ERROR ->][bar.foo]>"): TestComp@0:3`);
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});
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it('should parse bound properties via [...] and not report them as attributes', () => {
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expect(humanizeTplAst(parse('<div [prop]="v">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Property, 'prop', 'v', null]
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]);
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});
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it('should parse bound properties via bind- and not report them as attributes', () => {
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expect(humanizeTplAst(parse('<div bind-prop="v">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Property, 'prop', 'v', null]
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]);
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});
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it('should parse bound properties via {{...}} and not report them as attributes', () => {
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expect(humanizeTplAst(parse('<div prop="{{v}}">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Property, 'prop', '{{ v }}', null]
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]);
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});
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});
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describe('events', () => {
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it('should parse bound events with a target', () => {
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expect(humanizeTplAst(parse('<div (window:event)="v">', [])))
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.toEqual([[ElementAst, 'div'], [BoundEventAst, 'event', 'window', 'v']]);
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});
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it('should parse bound events via (...) and not report them as attributes', () => {
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expect(humanizeTplAst(parse('<div (event)="v">', [])))
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.toEqual([[ElementAst, 'div'], [BoundEventAst, 'event', null, 'v']]);
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});
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it('should parse event names case sensitive', () => {
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expect(humanizeTplAst(parse('<div (some-event)="v">', [])))
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.toEqual([[ElementAst, 'div'], [BoundEventAst, 'some-event', null, 'v']]);
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expect(humanizeTplAst(parse('<div (someEvent)="v">', [])))
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.toEqual([[ElementAst, 'div'], [BoundEventAst, 'someEvent', null, 'v']]);
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});
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it('should parse bound events via on- and not report them as attributes', () => {
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expect(humanizeTplAst(parse('<div on-event="v">', [])))
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.toEqual([[ElementAst, 'div'], [BoundEventAst, 'event', null, 'v']]);
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});
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it('should allow events on explicit embedded templates that are emitted by a directive',
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() => {
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var dirA = CompileDirectiveMetadata.create({
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selector: 'template',
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outputs: ['e'],
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type: new CompileTypeMetadata({name: 'DirA'})
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});
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expect(humanizeTplAst(parse('<template (e)="f"></template>', [dirA])))
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.toEqual([
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[EmbeddedTemplateAst],
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[BoundEventAst, 'e', null, 'f'],
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[DirectiveAst, dirA],
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]);
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});
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});
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describe('bindon', () => {
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it('should parse bound events and properties via [(...)] and not report them as attributes',
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() => {
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expect(humanizeTplAst(parse('<div [(prop)]="v">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Property, 'prop', 'v', null],
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[BoundEventAst, 'propChange', null, 'v = $event']
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]);
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});
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it('should parse bound events and properties via bindon- and not report them as attributes',
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() => {
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expect(humanizeTplAst(parse('<div bindon-prop="v">', [])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Property, 'prop', 'v', null],
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[BoundEventAst, 'propChange', null, 'v = $event']
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]);
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});
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});
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describe('directives', () => {
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it('should locate directives components first and ordered by the directives array in the View',
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() => {
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var dirA = CompileDirectiveMetadata.create(
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{selector: '[a]', type: new CompileTypeMetadata({name: 'DirA'})});
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var dirB = CompileDirectiveMetadata.create(
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{selector: '[b]', type: new CompileTypeMetadata({name: 'DirB'})});
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var dirC = CompileDirectiveMetadata.create(
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{selector: '[c]', type: new CompileTypeMetadata({name: 'DirC'})});
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var comp = CompileDirectiveMetadata.create({
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selector: 'div',
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isComponent: true,
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type: new CompileTypeMetadata({name: 'ZComp'}),
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template: new CompileTemplateMetadata({ngContentSelectors: []})
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});
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expect(humanizeTplAst(parse('<div a c b>', [dirA, dirB, dirC, comp])))
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.toEqual([
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[ElementAst, 'div'],
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[AttrAst, 'a', ''],
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[AttrAst, 'c', ''],
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[AttrAst, 'b', ''],
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[DirectiveAst, comp],
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[DirectiveAst, dirA],
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[DirectiveAst, dirB],
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[DirectiveAst, dirC]
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]);
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});
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it('should locate directives in property bindings', () => {
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var dirA = CompileDirectiveMetadata.create(
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{selector: '[a=b]', type: new CompileTypeMetadata({name: 'DirA'})});
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var dirB = CompileDirectiveMetadata.create(
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{selector: '[b]', type: new CompileTypeMetadata({name: 'DirB'})});
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expect(humanizeTplAst(parse('<div [a]="b">', [dirA, dirB])))
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.toEqual([
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[ElementAst, 'div'],
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[BoundElementPropertyAst, PropertyBindingType.Property, 'a', 'b', null],
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[DirectiveAst, dirA]
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]);
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});
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it('should locate directives in event bindings', () => {
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var dirA = CompileDirectiveMetadata.create(
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{selector: '[a]', type: new CompileTypeMetadata({name: 'DirB'})});
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expect(humanizeTplAst(parse('<div (a)="b">', [dirA])))
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.toEqual(
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[[ElementAst, 'div'], [BoundEventAst, 'a', null, 'b'], [DirectiveAst, dirA]]);
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});
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it('should parse directive host properties', () => {
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var dirA = CompileDirectiveMetadata.create({
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selector: 'div',
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type: new CompileTypeMetadata({name: 'DirA'}),
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host: {'[a]': 'expr'}
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});
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expect(humanizeTplAst(parse('<div></div>', [dirA])))
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.toEqual([
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[ElementAst, 'div'],
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[DirectiveAst, dirA],
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[BoundElementPropertyAst, PropertyBindingType.Property, 'a', 'expr', null]
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]);
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});
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it('should parse directive host listeners', () => {
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var dirA = CompileDirectiveMetadata.create({
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selector: 'div',
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type: new CompileTypeMetadata({name: 'DirA'}),
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host: {'(a)': 'expr'}
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});
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expect(humanizeTplAst(parse('<div></div>', [dirA])))
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.toEqual(
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[[ElementAst, 'div'], [DirectiveAst, dirA], [BoundEventAst, 'a', null, 'expr']]);
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});
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it('should parse directive properties', () => {
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var dirA = CompileDirectiveMetadata.create(
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{selector: 'div', type: new CompileTypeMetadata({name: 'DirA'}), inputs: ['aProp']});
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expect(humanizeTplAst(parse('<div [aProp]="expr"></div>', [dirA])))
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.toEqual([
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[ElementAst, 'div'],
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[DirectiveAst, dirA],
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[BoundDirectivePropertyAst, 'aProp', 'expr']
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]);
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});
|
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it('should parse renamed directive properties', () => {
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var dirA = CompileDirectiveMetadata.create(
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{selector: 'div', type: new CompileTypeMetadata({name: 'DirA'}), inputs: ['b:a']});
|
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expect(humanizeTplAst(parse('<div [a]="expr"></div>', [dirA])))
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.toEqual([
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[ElementAst, 'div'],
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|
[DirectiveAst, dirA],
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[BoundDirectivePropertyAst, 'b', 'expr']
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]);
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});
|
|
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it('should parse literal directive properties', () => {
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var dirA = CompileDirectiveMetadata.create(
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{selector: 'div', type: new CompileTypeMetadata({name: 'DirA'}), inputs: ['a']});
|
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expect(humanizeTplAst(parse('<div a="literal"></div>', [dirA])))
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|
.toEqual([
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[ElementAst, 'div'],
|
|
[AttrAst, 'a', 'literal'],
|
|
[DirectiveAst, dirA],
|
|
[BoundDirectivePropertyAst, 'a', '"literal"']
|
|
]);
|
|
});
|
|
|
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it('should favor explicit bound properties over literal properties', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: 'div', type: new CompileTypeMetadata({name: 'DirA'}), inputs: ['a']});
|
|
expect(humanizeTplAst(parse('<div a="literal" [a]="\'literal2\'"></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div'],
|
|
[AttrAst, 'a', 'literal'],
|
|
[DirectiveAst, dirA],
|
|
[BoundDirectivePropertyAst, 'a', '"literal2"']
|
|
]);
|
|
});
|
|
|
|
it('should support optional directive properties', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: 'div', type: new CompileTypeMetadata({name: 'DirA'}), inputs: ['a']});
|
|
expect(humanizeTplAst(parse('<div></div>', [dirA])))
|
|
.toEqual([[ElementAst, 'div'], [DirectiveAst, dirA]]);
|
|
});
|
|
|
|
});
|
|
|
|
describe('variables', () => {
|
|
|
|
it('should parse variables via #... and not report them as attributes', () => {
|
|
expect(humanizeTplAst(parse('<div #a>', [])))
|
|
.toEqual([[ElementAst, 'div'], [VariableAst, 'a', '']]);
|
|
});
|
|
|
|
it('should parse variables via var-... and not report them as attributes', () => {
|
|
expect(humanizeTplAst(parse('<div var-a>', [])))
|
|
.toEqual([[ElementAst, 'div'], [VariableAst, 'a', '']]);
|
|
});
|
|
|
|
it('should parse camel case variables', () => {
|
|
expect(humanizeTplAst(parse('<div var-someA>', [])))
|
|
.toEqual([[ElementAst, 'div'], [VariableAst, 'someA', '']]);
|
|
});
|
|
|
|
it('should assign variables with empty value to the element', () => {
|
|
expect(humanizeTplAst(parse('<div #a></div>', [])))
|
|
.toEqual([[ElementAst, 'div'], [VariableAst, 'a', '']]);
|
|
});
|
|
|
|
it('should assign variables to directives via exportAs', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: '[a]', type: new CompileTypeMetadata({name: 'DirA'}), exportAs: 'dirA'});
|
|
expect(humanizeTplAst(parse('<div a #a="dirA"></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div'],
|
|
[AttrAst, 'a', ''],
|
|
[DirectiveAst, dirA],
|
|
[VariableAst, 'a', 'dirA']
|
|
]);
|
|
});
|
|
|
|
it('should report variables with values that dont match a directive as errors', () => {
|
|
expect(() => parse('<div #a="dirA"></div>', [])).toThrowError(`Template parse errors:
|
|
There is no directive with "exportAs" set to "dirA" ("<div [ERROR ->]#a="dirA"></div>"): TestComp@0:5`);
|
|
});
|
|
|
|
it('should report invalid variable names', () => {
|
|
expect(() => parse('<div #a-b></div>', [])).toThrowError(`Template parse errors:
|
|
"-" is not allowed in variable names ("<div [ERROR ->]#a-b></div>"): TestComp@0:5`);
|
|
});
|
|
|
|
it('should allow variables with values that dont match a directive on embedded template elements',
|
|
() => {
|
|
expect(humanizeTplAst(parse('<template #a="b"></template>', [])))
|
|
.toEqual([[EmbeddedTemplateAst], [VariableAst, 'a', 'b']]);
|
|
});
|
|
|
|
it('should assign variables with empty value to components', () => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: '[a]',
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
exportAs: 'dirA',
|
|
template: new CompileTemplateMetadata({ngContentSelectors: []})
|
|
});
|
|
expect(humanizeTplAst(parse('<div a #a></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div'],
|
|
[AttrAst, 'a', ''],
|
|
[VariableAst, 'a', ''],
|
|
[DirectiveAst, dirA],
|
|
[VariableAst, 'a', '']
|
|
]);
|
|
});
|
|
|
|
});
|
|
|
|
describe('explicit templates', () => {
|
|
it('should create embedded templates for <template> elements', () => {
|
|
expect(humanizeTplAst(parse('<template></template>', [])))
|
|
.toEqual([[EmbeddedTemplateAst]]);
|
|
expect(humanizeTplAst(parse('<TEMPLATE></TEMPLATE>', [])))
|
|
.toEqual([[EmbeddedTemplateAst]]);
|
|
});
|
|
|
|
it('should create embedded templates for <template> elements regardless the namespace',
|
|
() => {
|
|
expect(humanizeTplAst(parse('<svg><template></template></svg>', [])))
|
|
.toEqual([
|
|
[ElementAst, '@svg:svg'],
|
|
[EmbeddedTemplateAst],
|
|
]);
|
|
});
|
|
});
|
|
|
|
describe('inline templates', () => {
|
|
it('should wrap the element into an EmbeddedTemplateAST', () => {
|
|
expect(humanizeTplAst(parse('<div template>', [])))
|
|
.toEqual([[EmbeddedTemplateAst], [ElementAst, 'div']]);
|
|
});
|
|
|
|
it('should parse bound properties', () => {
|
|
expect(humanizeTplAst(parse('<div template="ngIf test">', [ngIf])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst],
|
|
[DirectiveAst, ngIf],
|
|
[BoundDirectivePropertyAst, 'ngIf', 'test'],
|
|
[ElementAst, 'div']
|
|
]);
|
|
});
|
|
|
|
it('should parse variables via #...', () => {
|
|
expect(humanizeTplAst(parse('<div template="ngIf #a=b">', [])))
|
|
.toEqual([[EmbeddedTemplateAst], [VariableAst, 'a', 'b'], [ElementAst, 'div']]);
|
|
});
|
|
|
|
it('should parse variables via var ...', () => {
|
|
expect(humanizeTplAst(parse('<div template="ngIf var a=b">', [])))
|
|
.toEqual([[EmbeddedTemplateAst], [VariableAst, 'a', 'b'], [ElementAst, 'div']]);
|
|
});
|
|
|
|
describe('directives', () => {
|
|
it('should locate directives in property bindings', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: '[a=b]', type: new CompileTypeMetadata({name: 'DirA'}), inputs: ['a']});
|
|
var dirB = CompileDirectiveMetadata.create(
|
|
{selector: '[b]', type: new CompileTypeMetadata({name: 'DirB'})});
|
|
expect(humanizeTplAst(parse('<div template="a b" b>', [dirA, dirB])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst],
|
|
[DirectiveAst, dirA],
|
|
[BoundDirectivePropertyAst, 'a', 'b'],
|
|
[ElementAst, 'div'],
|
|
[AttrAst, 'b', ''],
|
|
[DirectiveAst, dirB]
|
|
]);
|
|
});
|
|
|
|
it('should locate directives in variable bindings', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: '[a=b]', type: new CompileTypeMetadata({name: 'DirA'})});
|
|
var dirB = CompileDirectiveMetadata.create(
|
|
{selector: '[b]', type: new CompileTypeMetadata({name: 'DirB'})});
|
|
expect(humanizeTplAst(parse('<div template="#a=b" b>', [dirA, dirB])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst],
|
|
[VariableAst, 'a', 'b'],
|
|
[DirectiveAst, dirA],
|
|
[ElementAst, 'div'],
|
|
[AttrAst, 'b', ''],
|
|
[DirectiveAst, dirB]
|
|
]);
|
|
});
|
|
|
|
});
|
|
|
|
it('should work with *... and use the attribute name as property binding name', () => {
|
|
expect(humanizeTplAst(parse('<div *ngIf="test">', [ngIf])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst],
|
|
[DirectiveAst, ngIf],
|
|
[BoundDirectivePropertyAst, 'ngIf', 'test'],
|
|
[ElementAst, 'div']
|
|
]);
|
|
});
|
|
|
|
it('should work with *... and empty value', () => {
|
|
expect(humanizeTplAst(parse('<div *ngIf>', [ngIf])))
|
|
.toEqual([
|
|
[EmbeddedTemplateAst],
|
|
[DirectiveAst, ngIf],
|
|
[BoundDirectivePropertyAst, 'ngIf', 'null'],
|
|
[ElementAst, 'div']
|
|
]);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('content projection', () => {
|
|
function createComp(selector: string,
|
|
ngContentSelectors: string[]): CompileDirectiveMetadata {
|
|
return CompileDirectiveMetadata.create({
|
|
selector: selector,
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'SomeComp'}),
|
|
template: new CompileTemplateMetadata({ngContentSelectors: ngContentSelectors})
|
|
})
|
|
}
|
|
|
|
describe('project text nodes', () => {
|
|
it('should project text nodes with wildcard selector', () => {
|
|
expect(humanizeContentProjection(parse('<div>hello</div>', [createComp('div', ['*'])])))
|
|
.toEqual([['div', null], ['#text(hello)', 0]]);
|
|
});
|
|
});
|
|
|
|
describe('project elements', () => {
|
|
it('should project elements with wildcard selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><span></span></div>', [createComp('div', ['*'])])))
|
|
.toEqual([['div', null], ['span', 0]]);
|
|
});
|
|
|
|
it('should project elements with css selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><a x></a><b></b></div>', [createComp('div', ['a[x]'])])))
|
|
.toEqual([['div', null], ['a', 0], ['b', null]]);
|
|
});
|
|
});
|
|
|
|
describe('embedded templates', () => {
|
|
it('should project embedded templates with wildcard selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><template></template></div>', [createComp('div', ['*'])])))
|
|
.toEqual([['div', null], ['template', 0]]);
|
|
});
|
|
|
|
it('should project embedded templates with css selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><template x></template><template></template></div>',
|
|
[createComp('div', ['template[x]'])])))
|
|
.toEqual([['div', null], ['template', 0], ['template', null]]);
|
|
});
|
|
});
|
|
|
|
describe('ng-content', () => {
|
|
it('should project ng-content with wildcard selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><ng-content></ng-content></div>', [createComp('div', ['*'])])))
|
|
.toEqual([['div', null], ['ng-content', 0]]);
|
|
});
|
|
|
|
it('should project ng-content with css selector', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><ng-content x></ng-content><ng-content></ng-content></div>',
|
|
[createComp('div', ['ng-content[x]'])])))
|
|
.toEqual([['div', null], ['ng-content', 0], ['ng-content', null]]);
|
|
});
|
|
});
|
|
|
|
it('should project into the first matching ng-content', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div>hello<b></b><a></a></div>', [createComp('div', ['a', 'b', '*'])])))
|
|
.toEqual([['div', null], ['#text(hello)', 2], ['b', 1], ['a', 0]]);
|
|
});
|
|
|
|
it('should project into wildcard ng-content last', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div>hello<a></a></div>', [createComp('div', ['*', 'a'])])))
|
|
.toEqual([['div', null], ['#text(hello)', 0], ['a', 1]]);
|
|
});
|
|
|
|
it('should only project direct child nodes', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<div><span><a></a></span><a></a></div>', [createComp('div', ['a'])])))
|
|
.toEqual([['div', null], ['span', null], ['a', null], ['a', 0]]);
|
|
});
|
|
|
|
it('should project nodes of nested components', () => {
|
|
expect(humanizeContentProjection(
|
|
parse('<a><b>hello</b></a>', [createComp('a', ['*']), createComp('b', ['*'])])))
|
|
.toEqual([['a', null], ['b', 0], ['#text(hello)', 0]]);
|
|
});
|
|
|
|
it('should project children of components with ngNonBindable', () => {
|
|
expect(humanizeContentProjection(parse('<div ngNonBindable>{{hello}}<span></span></div>',
|
|
[createComp('div', ['*'])])))
|
|
.toEqual([['div', null], ['#text({{hello}})', 0], ['span', 0]]);
|
|
});
|
|
});
|
|
|
|
describe('splitClasses', () => {
|
|
it('should keep an empty class', () => { expect(splitClasses('a')).toEqual(['a']); });
|
|
|
|
it('should split 2 classes', () => { expect(splitClasses('a b')).toEqual(['a', 'b']); });
|
|
|
|
it('should trim classes', () => { expect(splitClasses(' a b ')).toEqual(['a', 'b']); });
|
|
});
|
|
|
|
describe('error cases', () => {
|
|
it('should report when ng-content has content', () => {
|
|
expect(() => parse('<ng-content>content</ng-content>', []))
|
|
.toThrowError(`Template parse errors:
|
|
<ng-content> element cannot have content. <ng-content> must be immediately followed by </ng-content> ("[ERROR ->]<ng-content>content</ng-content>"): TestComp@0:0`);
|
|
});
|
|
|
|
it('should report invalid property names', () => {
|
|
expect(() => parse('<div [invalidProp]></div>', [])).toThrowError(`Template parse errors:
|
|
Can't bind to 'invalidProp' since it isn't a known native property ("<div [ERROR ->][invalidProp]></div>"): TestComp@0:5`);
|
|
});
|
|
|
|
it('should report errors in expressions', () => {
|
|
expect(() => parse('<div [prop]="a b"></div>', [])).toThrowErrorWith(`Template parse errors:
|
|
Parser Error: Unexpected token 'b' at column 3 in [a b] in TestComp@0:5 ("<div [ERROR ->][prop]="a b"></div>"): TestComp@0:5`);
|
|
});
|
|
|
|
it('should not throw on invalid property names if the property is used by a directive',
|
|
() => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: 'div',
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
inputs: ['invalidProp']
|
|
});
|
|
expect(() => parse('<div [invalid-prop]></div>', [dirA])).not.toThrow();
|
|
});
|
|
|
|
it('should not allow more than 1 component per element', () => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: 'div',
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
template: new CompileTemplateMetadata({ngContentSelectors: []})
|
|
});
|
|
var dirB = CompileDirectiveMetadata.create({
|
|
selector: 'div',
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'DirB'}),
|
|
template: new CompileTemplateMetadata({ngContentSelectors: []})
|
|
});
|
|
expect(() => parse('<div>', [dirB, dirA])).toThrowError(`Template parse errors:
|
|
More than one component: DirB,DirA ("[ERROR ->]<div>"): TestComp@0:0`);
|
|
});
|
|
|
|
it('should not allow components or element bindings nor dom events on explicit embedded templates',
|
|
() => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: '[a]',
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
template: new CompileTemplateMetadata({ngContentSelectors: []})
|
|
});
|
|
expect(() => parse('<template [a]="b" (e)="f"></template>', [dirA]))
|
|
.toThrowError(`Template parse errors:
|
|
Event binding e not emitted by any directive on an embedded template ("<template [a]="b" [ERROR ->](e)="f"></template>"): TestComp@0:18
|
|
Components on an embedded template: DirA ("[ERROR ->]<template [a]="b" (e)="f"></template>"): TestComp@0:0
|
|
Property binding a not used by any directive on an embedded template ("[ERROR ->]<template [a]="b" (e)="f"></template>"): TestComp@0:0`);
|
|
});
|
|
|
|
it('should not allow components or element bindings on inline embedded templates', () => {
|
|
var dirA = CompileDirectiveMetadata.create({
|
|
selector: '[a]',
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'DirA'}),
|
|
template: new CompileTemplateMetadata({ngContentSelectors: []})
|
|
});
|
|
expect(() => parse('<div *a="b"></div>', [dirA])).toThrowError(`Template parse errors:
|
|
Components on an embedded template: DirA ("[ERROR ->]<div *a="b"></div>"): TestComp@0:0
|
|
Property binding a not used by any directive on an embedded template ("[ERROR ->]<div *a="b"></div>"): TestComp@0:0`);
|
|
});
|
|
});
|
|
|
|
describe('ignore elements', () => {
|
|
it('should ignore <script> elements', () => {
|
|
expect(humanizeTplAst(parse('<script></script>a', []))).toEqual([[TextAst, 'a']]);
|
|
|
|
});
|
|
|
|
it('should ignore <style> elements', () => {
|
|
expect(humanizeTplAst(parse('<style></style>a', []))).toEqual([[TextAst, 'a']]);
|
|
});
|
|
|
|
describe('<link rel="stylesheet">', () => {
|
|
|
|
it('should keep <link rel="stylesheet"> elements if they have an absolute non package: url',
|
|
() => {
|
|
expect(humanizeTplAst(parse('<link rel="stylesheet" href="http://someurl">a', [])))
|
|
.toEqual([
|
|
[ElementAst, 'link'],
|
|
[AttrAst, 'rel', 'stylesheet'],
|
|
[AttrAst, 'href', 'http://someurl'],
|
|
[TextAst, 'a']
|
|
]);
|
|
});
|
|
|
|
it('should keep <link rel="stylesheet"> elements if they have no uri', () => {
|
|
expect(humanizeTplAst(parse('<link rel="stylesheet">a', [])))
|
|
.toEqual([[ElementAst, 'link'], [AttrAst, 'rel', 'stylesheet'], [TextAst, 'a']]);
|
|
expect(humanizeTplAst(parse('<link REL="stylesheet">a', [])))
|
|
.toEqual([[ElementAst, 'link'], [AttrAst, 'REL', 'stylesheet'], [TextAst, 'a']]);
|
|
});
|
|
|
|
it('should ignore <link rel="stylesheet"> elements if they have a relative uri', () => {
|
|
expect(humanizeTplAst(parse('<link rel="stylesheet" href="./other.css">a', [])))
|
|
.toEqual([[TextAst, 'a']]);
|
|
expect(humanizeTplAst(parse('<link rel="stylesheet" HREF="./other.css">a', [])))
|
|
.toEqual([[TextAst, 'a']]);
|
|
});
|
|
|
|
it('should ignore <link rel="stylesheet"> elements if they have a package: uri', () => {
|
|
expect(humanizeTplAst(parse('<link rel="stylesheet" href="package:somePackage">a', [])))
|
|
.toEqual([[TextAst, 'a']]);
|
|
});
|
|
|
|
});
|
|
|
|
it('should ignore bindings on children of elements with ngNonBindable', () => {
|
|
expect(humanizeTplAst(parse('<div ngNonBindable>{{b}}</div>', [])))
|
|
.toEqual([[ElementAst, 'div'], [AttrAst, 'ngNonBindable', ''], [TextAst, '{{b}}']]);
|
|
});
|
|
|
|
it('should keep nested children of elements with ngNonBindable', () => {
|
|
expect(humanizeTplAst(parse('<div ngNonBindable><span>{{b}}</span></div>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div'],
|
|
[AttrAst, 'ngNonBindable', ''],
|
|
[ElementAst, 'span'],
|
|
[TextAst, '{{b}}']
|
|
]);
|
|
});
|
|
|
|
it('should ignore <script> elements inside of elements with ngNonBindable', () => {
|
|
expect(humanizeTplAst(parse('<div ngNonBindable><script></script>a</div>', [])))
|
|
.toEqual([[ElementAst, 'div'], [AttrAst, 'ngNonBindable', ''], [TextAst, 'a']]);
|
|
});
|
|
|
|
it('should ignore <style> elements inside of elements with ngNonBindable', () => {
|
|
expect(humanizeTplAst(parse('<div ngNonBindable><style></style>a</div>', [])))
|
|
.toEqual([[ElementAst, 'div'], [AttrAst, 'ngNonBindable', ''], [TextAst, 'a']]);
|
|
});
|
|
|
|
it('should ignore <link rel="stylesheet"> elements inside of elements with ngNonBindable',
|
|
() => {
|
|
expect(humanizeTplAst(parse('<div ngNonBindable><link rel="stylesheet">a</div>', [])))
|
|
.toEqual([[ElementAst, 'div'], [AttrAst, 'ngNonBindable', ''], [TextAst, 'a']]);
|
|
});
|
|
|
|
it('should convert <ng-content> elements into regular elements inside of elements with ngNonBindable',
|
|
() => {
|
|
expect(humanizeTplAst(parse('<div ngNonBindable><ng-content></ng-content>a</div>', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div'],
|
|
[AttrAst, 'ngNonBindable', ''],
|
|
[ElementAst, 'ng-content'],
|
|
[TextAst, 'a']
|
|
]);
|
|
});
|
|
|
|
});
|
|
|
|
describe('source spans', () => {
|
|
it('should support ng-content', () => {
|
|
var parsed = parse('<ng-content select="a">', []);
|
|
expect(humanizeTplAstSourceSpans(parsed))
|
|
.toEqual([[NgContentAst, '<ng-content select="a">']]);
|
|
});
|
|
|
|
it('should support embedded template', () => {
|
|
expect(humanizeTplAstSourceSpans(parse('<template></template>', [])))
|
|
.toEqual([[EmbeddedTemplateAst, '<template>']]);
|
|
|
|
});
|
|
|
|
it('should support element and attributes', () => {
|
|
expect(humanizeTplAstSourceSpans(parse('<div key=value>', [])))
|
|
.toEqual(
|
|
[[ElementAst, 'div', '<div key=value>'], [AttrAst, 'key', 'value', 'key=value']]);
|
|
|
|
});
|
|
|
|
it('should support variables', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: '[a]', type: new CompileTypeMetadata({name: 'DirA'}), exportAs: 'dirA'});
|
|
expect(humanizeTplAstSourceSpans(parse('<div a #a="dirA"></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div', '<div a #a="dirA">'],
|
|
[AttrAst, 'a', '', 'a'],
|
|
[DirectiveAst, dirA, '<div a #a="dirA">'],
|
|
[VariableAst, 'a', 'dirA', '#a="dirA"']
|
|
]);
|
|
});
|
|
|
|
it('should support event', () => {
|
|
expect(humanizeTplAstSourceSpans(parse('<div (window:event)="v">', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', '<div (window:event)="v">'],
|
|
[BoundEventAst, 'event', 'window', 'v', '(window:event)="v"']
|
|
]);
|
|
|
|
});
|
|
|
|
it('should support element property', () => {
|
|
expect(humanizeTplAstSourceSpans(parse('<div [someProp]="v">', [])))
|
|
.toEqual([
|
|
[ElementAst, 'div', '<div [someProp]="v">'],
|
|
[
|
|
BoundElementPropertyAst,
|
|
PropertyBindingType.Property,
|
|
'someProp',
|
|
'v',
|
|
null,
|
|
'[someProp]="v"'
|
|
]
|
|
]);
|
|
});
|
|
|
|
it('should support bound text', () => {
|
|
expect(humanizeTplAstSourceSpans(parse('{{a}}', [])))
|
|
.toEqual([[BoundTextAst, '{{ a }}', '{{a}}']]);
|
|
});
|
|
|
|
it('should support text nodes', () => {
|
|
expect(humanizeTplAstSourceSpans(parse('a', []))).toEqual([[TextAst, 'a', 'a']]);
|
|
});
|
|
|
|
it('should support directive', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: '[a]', type: new CompileTypeMetadata({name: 'DirA'})});
|
|
var comp = CompileDirectiveMetadata.create({
|
|
selector: 'div',
|
|
isComponent: true,
|
|
type: new CompileTypeMetadata({name: 'ZComp'}),
|
|
template: new CompileTemplateMetadata({ngContentSelectors: []})
|
|
});
|
|
expect(humanizeTplAstSourceSpans(parse('<div a>', [dirA, comp])))
|
|
.toEqual([
|
|
[ElementAst, 'div', '<div a>'],
|
|
[AttrAst, 'a', '', 'a'],
|
|
[DirectiveAst, comp, '<div a>'],
|
|
[DirectiveAst, dirA, '<div a>'],
|
|
]);
|
|
});
|
|
|
|
it('should support directive in namespace', () => {
|
|
var tagSel = CompileDirectiveMetadata.create(
|
|
{selector: 'circle', type: new CompileTypeMetadata({name: 'elDir'})});
|
|
var attrSel = CompileDirectiveMetadata.create(
|
|
{selector: '[href]', type: new CompileTypeMetadata({name: 'attrDir'})});
|
|
|
|
expect(humanizeTplAstSourceSpans(
|
|
parse('<svg><circle /><use xlink:href="Port" /></svg>', [tagSel, attrSel])))
|
|
.toEqual([
|
|
[ElementAst, '@svg:svg', '<svg>'],
|
|
[ElementAst, '@svg:circle', '<circle />'],
|
|
[DirectiveAst, tagSel, '<circle />'],
|
|
[ElementAst, '@svg:use', '<use xlink:href="Port" />'],
|
|
[AttrAst, '@xlink:href', 'Port', 'xlink:href="Port"'],
|
|
[DirectiveAst, attrSel, '<use xlink:href="Port" />'],
|
|
]);
|
|
});
|
|
|
|
it('should support directive property', () => {
|
|
var dirA = CompileDirectiveMetadata.create(
|
|
{selector: 'div', type: new CompileTypeMetadata({name: 'DirA'}), inputs: ['aProp']});
|
|
expect(humanizeTplAstSourceSpans(parse('<div [aProp]="foo"></div>', [dirA])))
|
|
.toEqual([
|
|
[ElementAst, 'div', '<div [aProp]="foo">'],
|
|
[DirectiveAst, dirA, '<div [aProp]="foo">'],
|
|
[BoundDirectivePropertyAst, 'aProp', 'foo', '[aProp]="foo"']
|
|
]);
|
|
});
|
|
|
|
});
|
|
|
|
describe('pipes', () => {
|
|
it('should allow pipes that have been defined as dependencies', () => {
|
|
var testPipe =
|
|
new CompilePipeMetadata({name: 'test', type: new CompileTypeMetadata({name: 'DirA'})});
|
|
expect(() => parse('{{a | test}}', [], [testPipe])).not.toThrow();
|
|
});
|
|
|
|
it('should report pipes as error that have not been defined as dependencies', () => {
|
|
expect(() => parse('{{a | test}}', [])).toThrowError(`Template parse errors:
|
|
The pipe 'test' could not be found ("[ERROR ->]{{a | test}}"): TestComp@0:0`);
|
|
});
|
|
|
|
});
|
|
});
|
|
}
|
|
|
|
function humanizeTplAst(templateAsts: TemplateAst[]): any[] {
|
|
var humanizer = new TemplateHumanizer(false);
|
|
templateVisitAll(humanizer, templateAsts);
|
|
return humanizer.result;
|
|
}
|
|
|
|
function humanizeTplAstSourceSpans(templateAsts: TemplateAst[]): any[] {
|
|
var humanizer = new TemplateHumanizer(true);
|
|
templateVisitAll(humanizer, templateAsts);
|
|
return humanizer.result;
|
|
}
|
|
|
|
class TemplateHumanizer implements TemplateAstVisitor {
|
|
result: any[] = [];
|
|
|
|
constructor(private includeSourceSpan: boolean){};
|
|
|
|
visitNgContent(ast: NgContentAst, context: any): any {
|
|
var res = [NgContentAst];
|
|
this.result.push(this._appendContext(ast, res));
|
|
return null;
|
|
}
|
|
visitEmbeddedTemplate(ast: EmbeddedTemplateAst, context: any): any {
|
|
var res = [EmbeddedTemplateAst];
|
|
this.result.push(this._appendContext(ast, res));
|
|
templateVisitAll(this, ast.attrs);
|
|
templateVisitAll(this, ast.outputs);
|
|
templateVisitAll(this, ast.vars);
|
|
templateVisitAll(this, ast.directives);
|
|
templateVisitAll(this, ast.children);
|
|
return null;
|
|
}
|
|
visitElement(ast: ElementAst, context: any): any {
|
|
var res = [ElementAst, ast.name];
|
|
this.result.push(this._appendContext(ast, res));
|
|
templateVisitAll(this, ast.attrs);
|
|
templateVisitAll(this, ast.inputs);
|
|
templateVisitAll(this, ast.outputs);
|
|
templateVisitAll(this, ast.exportAsVars);
|
|
templateVisitAll(this, ast.directives);
|
|
templateVisitAll(this, ast.children);
|
|
return null;
|
|
}
|
|
visitVariable(ast: VariableAst, context: any): any {
|
|
var res = [VariableAst, ast.name, ast.value];
|
|
this.result.push(this._appendContext(ast, res));
|
|
return null;
|
|
}
|
|
visitEvent(ast: BoundEventAst, context: any): any {
|
|
var res = [BoundEventAst, ast.name, ast.target, expressionUnparser.unparse(ast.handler)];
|
|
this.result.push(this._appendContext(ast, res));
|
|
return null;
|
|
}
|
|
visitElementProperty(ast: BoundElementPropertyAst, context: any): any {
|
|
var res = [
|
|
BoundElementPropertyAst,
|
|
ast.type,
|
|
ast.name,
|
|
expressionUnparser.unparse(ast.value),
|
|
ast.unit
|
|
];
|
|
this.result.push(this._appendContext(ast, res));
|
|
return null;
|
|
}
|
|
visitAttr(ast: AttrAst, context: any): any {
|
|
var res = [AttrAst, ast.name, ast.value];
|
|
this.result.push(this._appendContext(ast, res));
|
|
return null;
|
|
}
|
|
visitBoundText(ast: BoundTextAst, context: any): any {
|
|
var res = [BoundTextAst, expressionUnparser.unparse(ast.value)];
|
|
this.result.push(this._appendContext(ast, res));
|
|
return null;
|
|
}
|
|
visitText(ast: TextAst, context: any): any {
|
|
var res = [TextAst, ast.value];
|
|
this.result.push(this._appendContext(ast, res));
|
|
return null;
|
|
}
|
|
visitDirective(ast: DirectiveAst, context: any): any {
|
|
var res = [DirectiveAst, ast.directive];
|
|
this.result.push(this._appendContext(ast, res));
|
|
templateVisitAll(this, ast.inputs);
|
|
templateVisitAll(this, ast.hostProperties);
|
|
templateVisitAll(this, ast.hostEvents);
|
|
templateVisitAll(this, ast.exportAsVars);
|
|
return null;
|
|
}
|
|
visitDirectiveProperty(ast: BoundDirectivePropertyAst, context: any): any {
|
|
var res = [BoundDirectivePropertyAst, ast.directiveName, expressionUnparser.unparse(ast.value)];
|
|
this.result.push(this._appendContext(ast, res));
|
|
return null;
|
|
}
|
|
|
|
private _appendContext(ast: TemplateAst, input: any[]): any[] {
|
|
if (!this.includeSourceSpan) return input;
|
|
input.push(ast.sourceSpan.toString());
|
|
return input;
|
|
}
|
|
}
|
|
|
|
function sourceInfo(ast: TemplateAst): string {
|
|
return `${ast.sourceSpan}: ${ast.sourceSpan.start}`;
|
|
}
|
|
|
|
function humanizeContentProjection(templateAsts: TemplateAst[]): any[] {
|
|
var humanizer = new TemplateContentProjectionHumanizer();
|
|
templateVisitAll(humanizer, templateAsts);
|
|
return humanizer.result;
|
|
}
|
|
|
|
class TemplateContentProjectionHumanizer implements TemplateAstVisitor {
|
|
result: any[] = [];
|
|
visitNgContent(ast: NgContentAst, context: any): any {
|
|
this.result.push(['ng-content', ast.ngContentIndex]);
|
|
return null;
|
|
}
|
|
visitEmbeddedTemplate(ast: EmbeddedTemplateAst, context: any): any {
|
|
this.result.push(['template', ast.ngContentIndex]);
|
|
templateVisitAll(this, ast.children);
|
|
return null;
|
|
}
|
|
visitElement(ast: ElementAst, context: any): any {
|
|
this.result.push([ast.name, ast.ngContentIndex]);
|
|
templateVisitAll(this, ast.children);
|
|
return null;
|
|
}
|
|
visitVariable(ast: VariableAst, context: any): any { return null; }
|
|
visitEvent(ast: BoundEventAst, context: any): any { return null; }
|
|
visitElementProperty(ast: BoundElementPropertyAst, context: any): any { return null; }
|
|
visitAttr(ast: AttrAst, context: any): any { return null; }
|
|
visitBoundText(ast: BoundTextAst, context: any): any {
|
|
this.result.push([`#text(${expressionUnparser.unparse(ast.value)})`, ast.ngContentIndex]);
|
|
return null;
|
|
}
|
|
visitText(ast: TextAst, context: any): any {
|
|
this.result.push([`#text(${ast.value})`, ast.ngContentIndex]);
|
|
return null;
|
|
}
|
|
visitDirective(ast: DirectiveAst, context: any): any { return null; }
|
|
visitDirectiveProperty(ast: BoundDirectivePropertyAst, context: any): any { return null; }
|
|
}
|
|
|
|
class FooAstTransformer implements TemplateAstVisitor {
|
|
visitNgContent(ast: NgContentAst, context: any): any { throw 'not implemented'; }
|
|
visitEmbeddedTemplate(ast: EmbeddedTemplateAst, context: any): any { throw 'not implemented'; }
|
|
visitElement(ast: ElementAst, context: any): any {
|
|
if (ast.name != 'div') return ast;
|
|
return new ElementAst('foo', [], [], [], [], [], [], ast.ngContentIndex, ast.sourceSpan);
|
|
}
|
|
visitVariable(ast: VariableAst, context: any): any { throw 'not implemented'; }
|
|
visitEvent(ast: BoundEventAst, context: any): any { throw 'not implemented'; }
|
|
visitElementProperty(ast: BoundElementPropertyAst, context: any): any { throw 'not implemented'; }
|
|
visitAttr(ast: AttrAst, context: any): any { throw 'not implemented'; }
|
|
visitBoundText(ast: BoundTextAst, context: any): any { throw 'not implemented'; }
|
|
visitText(ast: TextAst, context: any): any { throw 'not implemented'; }
|
|
visitDirective(ast: DirectiveAst, context: any): any { throw 'not implemented'; }
|
|
visitDirectiveProperty(ast: BoundDirectivePropertyAst, context: any): any {
|
|
throw 'not implemented';
|
|
}
|
|
}
|
|
|
|
class BarAstTransformer extends FooAstTransformer {
|
|
visitElement(ast: ElementAst, context: any): any {
|
|
if (ast.name != 'foo') return ast;
|
|
return new ElementAst('bar', [], [], [], [], [], [], ast.ngContentIndex, ast.sourceSpan);
|
|
}
|
|
}
|