759 lines
		
	
	
		
			29 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			759 lines
		
	
	
		
			29 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
| import {ddescribe, describe, it, iit, xit, expect, beforeEach, afterEach} from 'angular2/test_lib';
 | |
| 
 | |
| import {isPresent} from 'angular2/src/core/facade/lang';
 | |
| import {Parser, Lexer} from 'angular2/src/core/change_detection/change_detection';
 | |
| import {TemplateParser, splitClasses} from 'angular2/src/compiler/template_parser';
 | |
| import {HtmlParser} from 'angular2/src/compiler/html_parser';
 | |
| import {DirectiveMetadata, TypeMetadata, ChangeDetectionMetadata} from 'angular2/src/compiler/api';
 | |
| import {
 | |
|   templateVisitAll,
 | |
|   TemplateAstVisitor,
 | |
|   TemplateAst,
 | |
|   NgContentAst,
 | |
|   EmbeddedTemplateAst,
 | |
|   ElementAst,
 | |
|   VariableAst,
 | |
|   BoundEventAst,
 | |
|   BoundElementPropertyAst,
 | |
|   BoundDirectivePropertyAst,
 | |
|   AttrAst,
 | |
|   BoundTextAst,
 | |
|   TextAst,
 | |
|   PropertyBindingType,
 | |
|   DirectiveAst
 | |
| } from 'angular2/src/compiler/template_ast';
 | |
| 
 | |
| import {ElementSchemaRegistry} from 'angular2/src/core/render/dom/schema/element_schema_registry';
 | |
| 
 | |
| import {Unparser} from '../core/change_detection/parser/unparser';
 | |
| 
 | |
| var expressionUnparser = new Unparser();
 | |
| 
 | |
| export function main() {
 | |
|   describe('TemplateParser', () => {
 | |
|     var domParser: HtmlParser;
 | |
|     var parser: TemplateParser;
 | |
|     var ngIf;
 | |
| 
 | |
|     beforeEach(() => {
 | |
|       domParser = new HtmlParser();
 | |
|       parser = new TemplateParser(
 | |
|           new Parser(new Lexer()),
 | |
|           new MockSchemaRegistry({'invalidProp': false}, {'mappedAttr': 'mappedProp'}));
 | |
|       ngIf = new DirectiveMetadata({
 | |
|         selector: '[ng-if]',
 | |
|         type: new TypeMetadata({typeName: 'NgIf'}),
 | |
|         changeDetection: new ChangeDetectionMetadata({properties: ['ngIf']})
 | |
|       });
 | |
|     });
 | |
| 
 | |
|     function parse(template: string, directives: DirectiveMetadata[]): TemplateAst[] {
 | |
|       return parser.parse(domParser.parse(template, 'TestComp'), directives);
 | |
|     }
 | |
| 
 | |
|     describe('parse', () => {
 | |
|       describe('nodes without bindings', () => {
 | |
| 
 | |
|         it('should parse text nodes', () => {
 | |
|           expect(humanizeTemplateAsts(parse('a', [])))
 | |
|               .toEqual([[TextAst, 'a', 'TestComp > #text(a):nth-child(0)']]);
 | |
|         });
 | |
| 
 | |
|         it('should parse elements with attributes', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div a=b>', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [AttrAst, 'a', 'b', 'TestComp > div:nth-child(0)[a=b]']
 | |
|               ]);
 | |
|         });
 | |
|       });
 | |
| 
 | |
|       it('should parse ngContent', () => {
 | |
|         var parsed = parse('<ng-content select="a">', []);
 | |
|         expect(humanizeTemplateAsts(parsed))
 | |
|             .toEqual([[NgContentAst, 'a', 'TestComp > ng-content:nth-child(0)']]);
 | |
|       });
 | |
| 
 | |
|       it('should parse bound text nodes', () => {
 | |
|         expect(humanizeTemplateAsts(parse('{{a}}', [])))
 | |
|             .toEqual([[BoundTextAst, '{{ a }}', 'TestComp > #text({{a}}):nth-child(0)']]);
 | |
|       });
 | |
| 
 | |
|       describe('bound properties', () => {
 | |
| 
 | |
|         it('should parse and camel case bound properties', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div [some-prop]="v">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundElementPropertyAst,
 | |
|                   PropertyBindingType.Property,
 | |
|                   'someProp',
 | |
|                   'v',
 | |
|                   null,
 | |
|                   'TestComp > div:nth-child(0)[[some-prop]=v]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should normalize property names via the element schema', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div [mapped-attr]="v">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundElementPropertyAst,
 | |
|                   PropertyBindingType.Property,
 | |
|                   'mappedProp',
 | |
|                   'v',
 | |
|                   null,
 | |
|                   'TestComp > div:nth-child(0)[[mapped-attr]=v]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse and camel case bound attributes', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div [attr.some-attr]="v">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundElementPropertyAst,
 | |
|                   PropertyBindingType.Attribute,
 | |
|                   'someAttr',
 | |
|                   'v',
 | |
|                   null,
 | |
|                   'TestComp > div:nth-child(0)[[attr.some-attr]=v]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse and dash case bound classes', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div [class.some-class]="v">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundElementPropertyAst,
 | |
|                   PropertyBindingType.Class,
 | |
|                   'some-class',
 | |
|                   'v',
 | |
|                   null,
 | |
|                   'TestComp > div:nth-child(0)[[class.some-class]=v]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse and camel case bound styles', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div [style.some-style]="v">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundElementPropertyAst,
 | |
|                   PropertyBindingType.Style,
 | |
|                   'someStyle',
 | |
|                   'v',
 | |
|                   null,
 | |
|                   'TestComp > div:nth-child(0)[[style.some-style]=v]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse bound properties via [...] and not report them as attributes', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div [prop]="v">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundElementPropertyAst,
 | |
|                   PropertyBindingType.Property,
 | |
|                   'prop',
 | |
|                   'v',
 | |
|                   null,
 | |
|                   'TestComp > div:nth-child(0)[[prop]=v]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse bound properties via bind- and not report them as attributes', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div bind-prop="v">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundElementPropertyAst,
 | |
|                   PropertyBindingType.Property,
 | |
|                   'prop',
 | |
|                   'v',
 | |
|                   null,
 | |
|                   'TestComp > div:nth-child(0)[bind-prop=v]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse bound properties via {{...}} and not report them as attributes', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div prop="{{v}}">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundElementPropertyAst,
 | |
|                   PropertyBindingType.Property,
 | |
|                   'prop',
 | |
|                   '{{ v }}',
 | |
|                   null,
 | |
|                   'TestComp > div:nth-child(0)[prop={{v}}]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|       });
 | |
| 
 | |
|       describe('events', () => {
 | |
| 
 | |
|         it('should parse bound events with a target', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div (window:event)="v">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundEventAst,
 | |
|                   'event',
 | |
|                   'window',
 | |
|                   'v',
 | |
|                   'TestComp > div:nth-child(0)[(window:event)=v]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse bound events via (...) and not report them as attributes', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div (event)="v">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [BoundEventAst, 'event', null, 'v', 'TestComp > div:nth-child(0)[(event)=v]']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should camel case event names', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div (some-event)="v">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundEventAst,
 | |
|                   'someEvent',
 | |
|                   null,
 | |
|                   'v',
 | |
|                   'TestComp > div:nth-child(0)[(some-event)=v]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse bound events via on- and not report them as attributes', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div on-event="v">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [BoundEventAst, 'event', null, 'v', 'TestComp > div:nth-child(0)[on-event=v]']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|       });
 | |
| 
 | |
|       describe('bindon', () => {
 | |
|         it('should parse bound events and properties via [(...)] and not report them as attributes',
 | |
|            () => {
 | |
|              expect(humanizeTemplateAsts(parse('<div [(prop)]="v">', [])))
 | |
|                  .toEqual([
 | |
|                    [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                    [
 | |
|                      BoundElementPropertyAst,
 | |
|                      PropertyBindingType.Property,
 | |
|                      'prop',
 | |
|                      'v',
 | |
|                      null,
 | |
|                      'TestComp > div:nth-child(0)[[(prop)]=v]'
 | |
|                    ],
 | |
|                    [
 | |
|                      BoundEventAst,
 | |
|                      'prop',
 | |
|                      null,
 | |
|                      'v = $event',
 | |
|                      'TestComp > div:nth-child(0)[[(prop)]=v]'
 | |
|                    ]
 | |
|                  ]);
 | |
|            });
 | |
| 
 | |
|         it('should parse bound events and properties via bindon- and not report them as attributes',
 | |
|            () => {
 | |
|              expect(humanizeTemplateAsts(parse('<div bindon-prop="v">', [])))
 | |
|                  .toEqual([
 | |
|                    [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                    [
 | |
|                      BoundElementPropertyAst,
 | |
|                      PropertyBindingType.Property,
 | |
|                      'prop',
 | |
|                      'v',
 | |
|                      null,
 | |
|                      'TestComp > div:nth-child(0)[bindon-prop=v]'
 | |
|                    ],
 | |
|                    [
 | |
|                      BoundEventAst,
 | |
|                      'prop',
 | |
|                      null,
 | |
|                      'v = $event',
 | |
|                      'TestComp > div:nth-child(0)[bindon-prop=v]'
 | |
|                    ]
 | |
|                  ]);
 | |
|            });
 | |
| 
 | |
|       });
 | |
| 
 | |
|       describe('variables', () => {
 | |
| 
 | |
|         it('should parse variables via #... and not report them as attributes', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div #a="b">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[#a=b]']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse variables via var-... and not report them as attributes', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div var-a="b">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[var-a=b]']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should camel case variables', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div var-some-a="b">', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [VariableAst, 'someA', 'b', 'TestComp > div:nth-child(0)[var-some-a=b]']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should use $implicit as variable name if none was specified', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div var-a>', [])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [VariableAst, 'a', '$implicit', 'TestComp > div:nth-child(0)[var-a=]']
 | |
|               ]);
 | |
|         });
 | |
|       });
 | |
| 
 | |
|       describe('directives', () => {
 | |
|         it('should locate directives ordered by typeName and components first', () => {
 | |
|           var dirA = new DirectiveMetadata(
 | |
|               {selector: '[a=b]', type: new TypeMetadata({typeName: 'DirA'})});
 | |
|           var dirB =
 | |
|               new DirectiveMetadata({selector: '[a]', type: new TypeMetadata({typeName: 'DirB'})});
 | |
|           var comp = new DirectiveMetadata(
 | |
|               {selector: 'div', isComponent: true, type: new TypeMetadata({typeName: 'ZComp'})});
 | |
|           expect(humanizeTemplateAsts(parse('<div a="b">', [dirB, dirA, comp])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [AttrAst, 'a', 'b', 'TestComp > div:nth-child(0)[a=b]'],
 | |
|                 [DirectiveAst, comp, 'TestComp > div:nth-child(0)'],
 | |
|                 [DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
 | |
|                 [DirectiveAst, dirB, 'TestComp > div:nth-child(0)']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should locate directives in property bindings', () => {
 | |
|           var dirA = new DirectiveMetadata(
 | |
|               {selector: '[a=b]', type: new TypeMetadata({typeName: 'DirA'})});
 | |
|           var dirB =
 | |
|               new DirectiveMetadata({selector: '[b]', type: new TypeMetadata({typeName: 'DirB'})});
 | |
|           expect(humanizeTemplateAsts(parse('<div [a]="b">', [dirA, dirB])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundElementPropertyAst,
 | |
|                   PropertyBindingType.Property,
 | |
|                   'a',
 | |
|                   'b',
 | |
|                   null,
 | |
|                   'TestComp > div:nth-child(0)[[a]=b]'
 | |
|                 ],
 | |
|                 [DirectiveAst, dirA, 'TestComp > div:nth-child(0)']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should locate directives in variable bindings', () => {
 | |
|           var dirA = new DirectiveMetadata(
 | |
|               {selector: '[a=b]', type: new TypeMetadata({typeName: 'DirA'})});
 | |
|           var dirB =
 | |
|               new DirectiveMetadata({selector: '[b]', type: new TypeMetadata({typeName: 'DirB'})});
 | |
|           expect(humanizeTemplateAsts(parse('<div #a="b">', [dirA, dirB])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[#a=b]'],
 | |
|                 [DirectiveAst, dirA, 'TestComp > div:nth-child(0)']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse directive host properties', () => {
 | |
|           var dirA = new DirectiveMetadata({
 | |
|             selector: 'div',
 | |
|             type: new TypeMetadata({typeName: 'DirA'}),
 | |
|             changeDetection: new ChangeDetectionMetadata({hostProperties: {'a': 'expr'}})
 | |
|           });
 | |
|           expect(humanizeTemplateAsts(parse('<div></div>', [dirA])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundElementPropertyAst,
 | |
|                   PropertyBindingType.Property,
 | |
|                   'a',
 | |
|                   'expr',
 | |
|                   null,
 | |
|                   'TestComp > div:nth-child(0)'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse directive host listeners', () => {
 | |
|           var dirA = new DirectiveMetadata({
 | |
|             selector: 'div',
 | |
|             type: new TypeMetadata({typeName: 'DirA'}),
 | |
|             changeDetection: new ChangeDetectionMetadata({hostListeners: {'a': 'expr'}})
 | |
|           });
 | |
|           expect(humanizeTemplateAsts(parse('<div></div>', [dirA])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
 | |
|                 [BoundEventAst, 'a', null, 'expr', 'TestComp > div:nth-child(0)']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse directive properties', () => {
 | |
|           var dirA = new DirectiveMetadata({
 | |
|             selector: 'div',
 | |
|             type: new TypeMetadata({typeName: 'DirA'}),
 | |
|             changeDetection: new ChangeDetectionMetadata({properties: ['aProp']})
 | |
|           });
 | |
|           expect(humanizeTemplateAsts(parse('<div [a-prop]="expr"></div>', [dirA])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundDirectivePropertyAst,
 | |
|                   'aProp',
 | |
|                   'expr',
 | |
|                   'TestComp > div:nth-child(0)[[a-prop]=expr]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse renamed directive properties', () => {
 | |
|           var dirA = new DirectiveMetadata({
 | |
|             selector: 'div',
 | |
|             type: new TypeMetadata({typeName: 'DirA'}),
 | |
|             changeDetection: new ChangeDetectionMetadata({properties: ['b:a']})
 | |
|           });
 | |
|           expect(humanizeTemplateAsts(parse('<div [a]="expr"></div>', [dirA])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
 | |
|                 [BoundDirectivePropertyAst, 'b', 'expr', 'TestComp > div:nth-child(0)[[a]=expr]']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse literal directive properties', () => {
 | |
|           var dirA = new DirectiveMetadata({
 | |
|             selector: 'div',
 | |
|             type: new TypeMetadata({typeName: 'DirA'}),
 | |
|             changeDetection: new ChangeDetectionMetadata({properties: ['a']})
 | |
|           });
 | |
|           expect(humanizeTemplateAsts(parse('<div a="literal"></div>', [dirA])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [AttrAst, 'a', 'literal', 'TestComp > div:nth-child(0)[a=literal]'],
 | |
|                 [DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundDirectivePropertyAst,
 | |
|                   'a',
 | |
|                   '"literal"',
 | |
|                   'TestComp > div:nth-child(0)[a=literal]'
 | |
|                 ]
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should support optional directive properties', () => {
 | |
|           var dirA = new DirectiveMetadata({
 | |
|             selector: 'div',
 | |
|             type: new TypeMetadata({typeName: 'DirA'}),
 | |
|             changeDetection: new ChangeDetectionMetadata({properties: ['a']})
 | |
|           });
 | |
|           expect(humanizeTemplateAsts(parse('<div></div>', [dirA])))
 | |
|               .toEqual([
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [DirectiveAst, dirA, 'TestComp > div:nth-child(0)']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|       });
 | |
| 
 | |
|       describe('explicit templates', () => {
 | |
|         it('should create embedded templates for <template> elements', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<template></template>', [])))
 | |
|               .toEqual([[EmbeddedTemplateAst, 'TestComp > template:nth-child(0)']]);
 | |
|         });
 | |
|       });
 | |
| 
 | |
|       describe('inline templates', () => {
 | |
|         it('should wrap the element into an EmbeddedTemplateAST', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div template>', [])))
 | |
|               .toEqual([
 | |
|                 [EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse bound properties', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div template="ngIf test">', [ngIf])))
 | |
|               .toEqual([
 | |
|                 [EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [DirectiveAst, ngIf, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundDirectivePropertyAst,
 | |
|                   'ngIf',
 | |
|                   'test',
 | |
|                   'TestComp > div:nth-child(0)[template=ngIf test]'
 | |
|                 ],
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse variables via #...', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div template="ngIf #a=b">', [])))
 | |
|               .toEqual([
 | |
|                 [EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[template=ngIf #a=b]'],
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         it('should parse variables via var ...', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div template="ngIf var a=b">', [])))
 | |
|               .toEqual([
 | |
|                 [EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[template=ngIf var a=b]'],
 | |
|                 [ElementAst, 'TestComp > div:nth-child(0)']
 | |
|               ]);
 | |
|         });
 | |
| 
 | |
|         describe('directives', () => {
 | |
|           it('should locate directives in property bindings', () => {
 | |
|             var dirA = new DirectiveMetadata({
 | |
|               selector: '[a=b]',
 | |
|               type: new TypeMetadata({typeName: 'DirA'}),
 | |
|               changeDetection: new ChangeDetectionMetadata({properties: ['a']})
 | |
|             });
 | |
|             var dirB = new DirectiveMetadata(
 | |
|                 {selector: '[b]', type: new TypeMetadata({typeName: 'DirB'})});
 | |
|             expect(humanizeTemplateAsts(parse('<div template="a b" b>', [dirA, dirB])))
 | |
|                 .toEqual([
 | |
|                   [EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
 | |
|                   [DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
 | |
|                   [
 | |
|                     BoundDirectivePropertyAst,
 | |
|                     'a',
 | |
|                     'b',
 | |
|                     'TestComp > div:nth-child(0)[template=a b]'
 | |
|                   ],
 | |
|                   [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                   [AttrAst, 'b', '', 'TestComp > div:nth-child(0)[b=]'],
 | |
|                   [DirectiveAst, dirB, 'TestComp > div:nth-child(0)']
 | |
|                 ]);
 | |
|           });
 | |
| 
 | |
|           it('should locate directives in variable bindings', () => {
 | |
|             var dirA = new DirectiveMetadata(
 | |
|                 {selector: '[a=b]', type: new TypeMetadata({typeName: 'DirA'})});
 | |
|             var dirB = new DirectiveMetadata(
 | |
|                 {selector: '[b]', type: new TypeMetadata({typeName: 'DirB'})});
 | |
|             expect(humanizeTemplateAsts(parse('<div template="#a=b" b>', [dirA, dirB])))
 | |
|                 .toEqual([
 | |
|                   [EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
 | |
|                   [VariableAst, 'a', 'b', 'TestComp > div:nth-child(0)[template=#a=b]'],
 | |
|                   [DirectiveAst, dirA, 'TestComp > div:nth-child(0)'],
 | |
|                   [ElementAst, 'TestComp > div:nth-child(0)'],
 | |
|                   [AttrAst, 'b', '', 'TestComp > div:nth-child(0)[b=]'],
 | |
|                   [DirectiveAst, dirB, 'TestComp > div:nth-child(0)']
 | |
|                 ]);
 | |
|           });
 | |
| 
 | |
|         });
 | |
| 
 | |
|         it('should work with *... and use the attribute name as property binding name', () => {
 | |
|           expect(humanizeTemplateAsts(parse('<div *ng-if="test">', [ngIf])))
 | |
|               .toEqual([
 | |
|                 [EmbeddedTemplateAst, 'TestComp > div:nth-child(0)'],
 | |
|                 [DirectiveAst, ngIf, 'TestComp > div:nth-child(0)'],
 | |
|                 [
 | |
|                   BoundDirectivePropertyAst,
 | |
|                   'ngIf',
 | |
|                   'test',
 | |
|                   'TestComp > div:nth-child(0)[*ng-if=test]'
 | |
|                 ],
 | |
|                 [ElementAst, 'TestComp > div:nth-child(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 throw on invalid property names', () => {
 | |
|         expect(() => parse('<div [invalid-prop]></div>', [])).toThrowError(`Template parse errors:
 | |
| Can't bind to 'invalidProp' since it isn't a known native property in TestComp > div:nth-child(0)[[invalid-prop]=]`);
 | |
|       });
 | |
| 
 | |
|       it('should report errors in expressions', () => {
 | |
|         expect(() => parse('<div [prop]="a b"></div>', [])).toThrowError(`Template parse errors:
 | |
| Parser Error: Unexpected token 'b' at column 3 in [a b] in TestComp > div:nth-child(0)[[prop]=a b]`);
 | |
|       });
 | |
| 
 | |
|       it('should not throw on invalid property names if the property is used by a directive',
 | |
|          () => {
 | |
|            var dirA = new DirectiveMetadata({
 | |
|              selector: 'div',
 | |
|              type: new TypeMetadata({typeName: 'DirA'}),
 | |
|              changeDetection: new ChangeDetectionMetadata({properties: ['invalidProp']})
 | |
|            });
 | |
|            expect(() => parse('<div [invalid-prop]></div>', [dirA])).not.toThrow();
 | |
|          });
 | |
| 
 | |
|       it('should not allow more than 1 component per element', () => {
 | |
|         var dirA = new DirectiveMetadata(
 | |
|             {selector: 'div', isComponent: true, type: new TypeMetadata({typeName: 'DirA'})});
 | |
|         var dirB = new DirectiveMetadata(
 | |
|             {selector: 'div', isComponent: true, type: new TypeMetadata({typeName: 'DirB'})});
 | |
|         expect(() => parse('<div>', [dirB, dirA])).toThrowError(`Template parse errors:
 | |
| More than one component: DirA,DirB in TestComp > div:nth-child(0)`);
 | |
|       });
 | |
| 
 | |
|       it('should not allow components or element nor event bindings on explicit embedded templates',
 | |
|          () => {
 | |
|            var dirA = new DirectiveMetadata(
 | |
|                {selector: '[a]', isComponent: true, type: new TypeMetadata({typeName: 'DirA'})});
 | |
|            expect(() => parse('<template [a]="b" (e)="f"></template>', [dirA]))
 | |
|                .toThrowError(`Template parse errors:
 | |
| Components on an embedded template: DirA in TestComp > template:nth-child(0)
 | |
| Property binding a not used by any directive on an embedded template in TestComp > template:nth-child(0)[[a]=b]
 | |
| Event binding e on an embedded template in TestComp > template:nth-child(0)[(e)=f]`);
 | |
|          });
 | |
| 
 | |
|       it('should not allow components or element bindings on inline embedded templates', () => {
 | |
|         var dirA = new DirectiveMetadata(
 | |
|             {selector: '[a]', isComponent: true, type: new TypeMetadata({typeName: 'DirA'})});
 | |
|         expect(() => parse('<div *a="b">', [dirA])).toThrowError(`Template parse errors:
 | |
| Components on an embedded template: DirA in TestComp > div:nth-child(0)
 | |
| Property binding a not used by any directive on an embedded template in TestComp > div:nth-child(0)[*a=b]`);
 | |
|       });
 | |
|     });
 | |
|   });
 | |
| }
 | |
| 
 | |
| export function humanizeTemplateAsts(templateAsts: TemplateAst[]): any[] {
 | |
|   var humanizer = new TemplateHumanizer();
 | |
|   templateVisitAll(humanizer, templateAsts);
 | |
|   return humanizer.result;
 | |
| }
 | |
| 
 | |
| class TemplateHumanizer implements TemplateAstVisitor {
 | |
|   result: any[] = [];
 | |
|   visitNgContent(ast: NgContentAst, context: any): any {
 | |
|     this.result.push([NgContentAst, ast.select, ast.sourceInfo]);
 | |
|     return null;
 | |
|   }
 | |
|   visitEmbeddedTemplate(ast: EmbeddedTemplateAst, context: any): any {
 | |
|     this.result.push([EmbeddedTemplateAst, ast.sourceInfo]);
 | |
|     templateVisitAll(this, ast.attrs);
 | |
|     templateVisitAll(this, ast.vars);
 | |
|     templateVisitAll(this, ast.directives);
 | |
|     templateVisitAll(this, ast.children);
 | |
|     return null;
 | |
|   }
 | |
|   visitElement(ast: ElementAst, context: any): any {
 | |
|     this.result.push([ElementAst, ast.sourceInfo]);
 | |
|     templateVisitAll(this, ast.attrs);
 | |
|     templateVisitAll(this, ast.properties);
 | |
|     templateVisitAll(this, ast.events);
 | |
|     templateVisitAll(this, ast.vars);
 | |
|     templateVisitAll(this, ast.directives);
 | |
|     templateVisitAll(this, ast.children);
 | |
|     return null;
 | |
|   }
 | |
|   visitVariable(ast: VariableAst, context: any): any {
 | |
|     this.result.push([VariableAst, ast.name, ast.value, ast.sourceInfo]);
 | |
|     return null;
 | |
|   }
 | |
|   visitEvent(ast: BoundEventAst, context: any): any {
 | |
|     this.result.push([
 | |
|       BoundEventAst,
 | |
|       ast.name,
 | |
|       ast.target,
 | |
|       expressionUnparser.unparse(ast.handler),
 | |
|       ast.sourceInfo
 | |
|     ]);
 | |
|     return null;
 | |
|   }
 | |
|   visitElementProperty(ast: BoundElementPropertyAst, context: any): any {
 | |
|     this.result.push([
 | |
|       BoundElementPropertyAst,
 | |
|       ast.type,
 | |
|       ast.name,
 | |
|       expressionUnparser.unparse(ast.value),
 | |
|       ast.unit,
 | |
|       ast.sourceInfo
 | |
|     ]);
 | |
|     return null;
 | |
|   }
 | |
|   visitAttr(ast: AttrAst, context: any): any {
 | |
|     this.result.push([AttrAst, ast.name, ast.value, ast.sourceInfo]);
 | |
|     return null;
 | |
|   }
 | |
|   visitBoundText(ast: BoundTextAst, context: any): any {
 | |
|     this.result.push([BoundTextAst, expressionUnparser.unparse(ast.value), ast.sourceInfo]);
 | |
|     return null;
 | |
|   }
 | |
|   visitText(ast: TextAst, context: any): any {
 | |
|     this.result.push([TextAst, ast.value, ast.sourceInfo]);
 | |
|     return null;
 | |
|   }
 | |
|   visitDirective(ast: DirectiveAst, context: any): any {
 | |
|     this.result.push([DirectiveAst, ast.directive, ast.sourceInfo]);
 | |
|     templateVisitAll(this, ast.properties);
 | |
|     templateVisitAll(this, ast.hostProperties);
 | |
|     templateVisitAll(this, ast.hostEvents);
 | |
|     return null;
 | |
|   }
 | |
|   visitDirectiveProperty(ast: BoundDirectivePropertyAst, context: any): any {
 | |
|     this.result.push([
 | |
|       BoundDirectivePropertyAst,
 | |
|       ast.directiveName,
 | |
|       expressionUnparser.unparse(ast.value),
 | |
|       ast.sourceInfo
 | |
|     ]);
 | |
|     return null;
 | |
|   }
 | |
| }
 | |
| 
 | |
| export class MockSchemaRegistry implements ElementSchemaRegistry {
 | |
|   constructor(public existingProperties: StringMap<string, boolean>,
 | |
|               public attrPropMapping: StringMap<string, string>) {}
 | |
|   hasProperty(tagName: string, property: string): boolean {
 | |
|     var result = this.existingProperties[property];
 | |
|     return isPresent(result) ? result : true;
 | |
|   }
 | |
| 
 | |
|   getMappedPropName(attrName: string): string {
 | |
|     var result = this.attrPropMapping[attrName];
 | |
|     return isPresent(result) ? result : attrName;
 | |
|   }
 | |
| } |