255 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			255 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
import {describe, beforeEach, it, xit, expect, iit, ddescribe, el} from 'angular2/test_lib';
 | 
						|
import {isPresent, isBlank, assertionsEnabled, IMPLEMENTS} from 'angular2/src/facade/lang';
 | 
						|
import {ListWrapper, MapWrapper, StringMapWrapper} from 'angular2/src/facade/collection';
 | 
						|
import {DOM} from 'angular2/src/dom/dom_adapter';
 | 
						|
import {DirectiveParser} from 'angular2/src/render/dom/compiler/directive_parser';
 | 
						|
import {CompilePipeline} from 'angular2/src/render/dom/compiler/compile_pipeline';
 | 
						|
import {ViewDefinition, DirectiveMetadata, ViewType} from 'angular2/src/render/api';
 | 
						|
import {Lexer, Parser} from 'angular2/src/change_detection/change_detection';
 | 
						|
import {ElementBinderBuilder} from 'angular2/src/render/dom/view/proto_view_builder';
 | 
						|
import {MockStep} from './pipeline_spec';
 | 
						|
 | 
						|
export function main() {
 | 
						|
  describe('DirectiveParser', () => {
 | 
						|
    var parser, annotatedDirectives;
 | 
						|
 | 
						|
    beforeEach(() => {
 | 
						|
      annotatedDirectives = [
 | 
						|
        someComponent,
 | 
						|
        someComponent2,
 | 
						|
        someDirective,
 | 
						|
        someDirectiveIgnoringChildren,
 | 
						|
        decoratorWithMultipleAttrs,
 | 
						|
        someDirectiveWithProps,
 | 
						|
        someDirectiveWithHostProperties,
 | 
						|
        someDirectiveWithInvalidHostProperties,
 | 
						|
        someDirectiveWithHostAttributes,
 | 
						|
        someDirectiveWithEvents,
 | 
						|
        someDirectiveWithGlobalEvents
 | 
						|
      ];
 | 
						|
      parser = new Parser(new Lexer());
 | 
						|
    });
 | 
						|
 | 
						|
    function createPipeline(propertyBindings = null, directives = null) {
 | 
						|
      if (isBlank(directives)) directives = annotatedDirectives;
 | 
						|
 | 
						|
      return new CompilePipeline([
 | 
						|
        new MockStep((parent, current, control) => {
 | 
						|
          if (isPresent(propertyBindings)) {
 | 
						|
            StringMapWrapper.forEach(propertyBindings, (ast, name) => {
 | 
						|
              current.bindElement().bindProperty(name, ast);
 | 
						|
            });
 | 
						|
          }
 | 
						|
        }),
 | 
						|
        new DirectiveParser(parser, directives)
 | 
						|
      ]);
 | 
						|
    }
 | 
						|
 | 
						|
    function createViewDefinition(): ViewDefinition {
 | 
						|
      return new ViewDefinition({componentId: 'someComponent'});
 | 
						|
    }
 | 
						|
 | 
						|
    function process(el, propertyBindings = null, directives = null): List<ElementBinderBuilder> {
 | 
						|
      var pipeline = createPipeline(propertyBindings, directives);
 | 
						|
      return ListWrapper.map(
 | 
						|
          pipeline.processElements(el, ViewType.COMPONENT, createViewDefinition()),
 | 
						|
          (ce) => ce.inheritedElementBinder);
 | 
						|
    }
 | 
						|
 | 
						|
    it('should not add directives if they are not used', () => {
 | 
						|
      var results = process(el('<div></div>'));
 | 
						|
      expect(results[0]).toBe(null);
 | 
						|
    });
 | 
						|
 | 
						|
    it('should detect directives in attributes', () => {
 | 
						|
      var results = process(el('<div some-decor></div>'));
 | 
						|
      expect(results[0].directives[0].directiveIndex)
 | 
						|
          .toBe(annotatedDirectives.indexOf(someDirective));
 | 
						|
    });
 | 
						|
 | 
						|
    it('should detect directives with multiple attributes', () => {
 | 
						|
      var results = process(el('<input type=text control=one></input>'));
 | 
						|
      expect(results[0].directives[0].directiveIndex)
 | 
						|
          .toBe(annotatedDirectives.indexOf(decoratorWithMultipleAttrs));
 | 
						|
    });
 | 
						|
 | 
						|
    it('should compile children by default', () => {
 | 
						|
      var results = createPipeline().processElements(el('<div some-decor></div>'),
 | 
						|
                                                     ViewType.COMPONENT, createViewDefinition());
 | 
						|
      expect(results[0].compileChildren).toEqual(true);
 | 
						|
    });
 | 
						|
 | 
						|
    it('should stop compiling children when specified in the directive config', () => {
 | 
						|
      var results = createPipeline().processElements(el('<div some-decor-ignoring-children></div>'),
 | 
						|
                                                     ViewType.COMPONENT, createViewDefinition());
 | 
						|
      expect(results[0].compileChildren).toEqual(false);
 | 
						|
    });
 | 
						|
 | 
						|
    it('should bind directive properties from bound properties', () => {
 | 
						|
      var results = process(el('<div some-decor-props></div>'),
 | 
						|
                            {'elProp': parser.parseBinding('someExpr', '')});
 | 
						|
      var directiveBinding = results[0].directives[0];
 | 
						|
      expect(directiveBinding.propertyBindings.get('dirProp').source).toEqual('someExpr');
 | 
						|
    });
 | 
						|
 | 
						|
    it('should bind directive properties from attribute values', () => {
 | 
						|
      var results = process(el('<div some-decor-props el-prop="someValue"></div>'));
 | 
						|
      var directiveBinding = results[0].directives[0];
 | 
						|
      var simpleProp = directiveBinding.propertyBindings.get('dirProp');
 | 
						|
      expect(simpleProp.source).toEqual('someValue');
 | 
						|
    });
 | 
						|
 | 
						|
    it('should bind host directive properties', () => {
 | 
						|
      var element = el('<input some-decor-with-host-props>');
 | 
						|
      var results = process(element);
 | 
						|
 | 
						|
      var directiveBinding = results[0].directives[0];
 | 
						|
 | 
						|
      var ast = directiveBinding.hostPropertyBindings.get('hostProp');
 | 
						|
      expect(ast.source).toEqual('dirProp');
 | 
						|
    });
 | 
						|
 | 
						|
    it('should throw when parsing invalid host properties', () => {
 | 
						|
      expect(() => process(el('<input some-decor-with-invalid-host-props>')))
 | 
						|
          .toThrowError(
 | 
						|
              new RegExp('Simple binding expression can only contain field access and constants'));
 | 
						|
    });
 | 
						|
 | 
						|
    it('should set host element attributes', () => {
 | 
						|
      var element = el('<input some-decor-with-host-attrs>');
 | 
						|
      var results = process(element);
 | 
						|
 | 
						|
      expect(DOM.getAttribute(results[0].element, 'attr_name')).toEqual('attr_val');
 | 
						|
    });
 | 
						|
 | 
						|
    it('should not set host element attribute if an attribute already exists', () => {
 | 
						|
      var element = el('<input attr_name="initial" some-decor-with-host-attrs>');
 | 
						|
      var results = process(element);
 | 
						|
 | 
						|
      expect(DOM.getAttribute(results[0].element, 'attr_name')).toEqual('initial');
 | 
						|
 | 
						|
      DOM.removeAttribute(element, 'attr_name');
 | 
						|
      results = process(element);
 | 
						|
      expect(DOM.getAttribute(results[0].element, 'attr_name')).toEqual('attr_val');
 | 
						|
    });
 | 
						|
 | 
						|
    it('should add CSS classes if "class" specified in host element attributes', () => {
 | 
						|
      var element = el('<input class="foo baz" some-decor-with-host-attrs>');
 | 
						|
      var results = process(element);
 | 
						|
 | 
						|
      expect(DOM.hasClass(results[0].element, 'foo')).toBeTruthy();
 | 
						|
      expect(DOM.hasClass(results[0].element, 'bar')).toBeTruthy();
 | 
						|
      expect(DOM.hasClass(results[0].element, 'baz')).toBeTruthy();
 | 
						|
    });
 | 
						|
 | 
						|
    it('should read attribute values', () => {
 | 
						|
      var element = el('<input some-decor-props some-attr="someValue">');
 | 
						|
      var results = process(element);
 | 
						|
      expect(results[0].readAttributes.get('some-attr')).toEqual('someValue');
 | 
						|
    });
 | 
						|
 | 
						|
    it('should bind directive events', () => {
 | 
						|
      var results = process(el('<div some-decor-events></div>'));
 | 
						|
      var directiveBinding = results[0].directives[0];
 | 
						|
      expect(directiveBinding.eventBindings.length).toEqual(1);
 | 
						|
      var eventBinding = directiveBinding.eventBindings[0];
 | 
						|
      expect(eventBinding.fullName).toEqual('click');
 | 
						|
      expect(eventBinding.source.source).toEqual('doIt()');
 | 
						|
    });
 | 
						|
 | 
						|
    it('should bind directive global events', () => {
 | 
						|
      var results = process(el('<div some-decor-globalevents></div>'));
 | 
						|
      var directiveBinding = results[0].directives[0];
 | 
						|
      expect(directiveBinding.eventBindings.length).toEqual(1);
 | 
						|
      var eventBinding = directiveBinding.eventBindings[0];
 | 
						|
      expect(eventBinding.fullName).toEqual('window:resize');
 | 
						|
      expect(eventBinding.source.source).toEqual('doItGlobal()');
 | 
						|
    });
 | 
						|
 | 
						|
    // TODO: assertions should be enabled when running tests:
 | 
						|
    // https://github.com/angular/angular/issues/1340
 | 
						|
    describe('component directives', () => {
 | 
						|
      it('should save the component id', () => {
 | 
						|
        var results = process(el('<some-comp></some-comp>'));
 | 
						|
        expect(results[0].componentId).toEqual('someComponent');
 | 
						|
      });
 | 
						|
 | 
						|
      it('should not allow multiple component directives on the same element', () => {
 | 
						|
        expect(() => {
 | 
						|
          process(el('<some-comp></some-comp>'), null, [someComponent, someComponentDup]);
 | 
						|
        }).toThrowError(new RegExp('Only one component directive is allowed per element'));
 | 
						|
      });
 | 
						|
 | 
						|
      it('should sort the directives and store the component as the first directive', () => {
 | 
						|
        var results = process(el('<some-comp some-decor></some-comp>'));
 | 
						|
        expect(annotatedDirectives[results[0].directives[0].directiveIndex].id)
 | 
						|
            .toEqual('someComponent');
 | 
						|
        expect(annotatedDirectives[results[0].directives[1].directiveIndex].id)
 | 
						|
            .toEqual('someDirective');
 | 
						|
      });
 | 
						|
    });
 | 
						|
  });
 | 
						|
}
 | 
						|
 | 
						|
var someComponent = DirectiveMetadata.create(
 | 
						|
    {selector: 'some-comp', id: 'someComponent', type: DirectiveMetadata.COMPONENT_TYPE});
 | 
						|
 | 
						|
var someComponentDup = DirectiveMetadata.create(
 | 
						|
    {selector: 'some-comp', id: 'someComponentDup', type: DirectiveMetadata.COMPONENT_TYPE});
 | 
						|
 | 
						|
var someComponent2 = DirectiveMetadata.create(
 | 
						|
    {selector: 'some-comp2', id: 'someComponent2', type: DirectiveMetadata.COMPONENT_TYPE});
 | 
						|
 | 
						|
var someDirective = DirectiveMetadata.create(
 | 
						|
    {selector: '[some-decor]', id: 'someDirective', type: DirectiveMetadata.DIRECTIVE_TYPE});
 | 
						|
 | 
						|
var someDirectiveIgnoringChildren = DirectiveMetadata.create({
 | 
						|
  selector: '[some-decor-ignoring-children]',
 | 
						|
  compileChildren: false,
 | 
						|
  type: DirectiveMetadata.DIRECTIVE_TYPE
 | 
						|
 | 
						|
});
 | 
						|
 | 
						|
var decoratorWithMultipleAttrs = DirectiveMetadata.create({
 | 
						|
  selector: 'input[type=text][control]',
 | 
						|
  id: 'decoratorWithMultipleAttrs',
 | 
						|
  type: DirectiveMetadata.DIRECTIVE_TYPE
 | 
						|
});
 | 
						|
 | 
						|
var someDirectiveWithProps = DirectiveMetadata.create({
 | 
						|
  selector: '[some-decor-props]',
 | 
						|
  properties: ['dirProp: elProp'],
 | 
						|
  readAttributes: ['some-attr']
 | 
						|
});
 | 
						|
 | 
						|
var someDirectiveWithHostProperties = DirectiveMetadata.create({
 | 
						|
  selector: '[some-decor-with-host-props]',
 | 
						|
  host: MapWrapper.createFromStringMap<string>({'[hostProp]': 'dirProp'})
 | 
						|
});
 | 
						|
 | 
						|
var someDirectiveWithInvalidHostProperties = DirectiveMetadata.create({
 | 
						|
  selector: '[some-decor-with-invalid-host-props]',
 | 
						|
  host: MapWrapper.createFromStringMap<string>({'[hostProp]': 'dirProp + dirProp2'})
 | 
						|
});
 | 
						|
 | 
						|
var someDirectiveWithHostAttributes = DirectiveMetadata.create({
 | 
						|
  selector: '[some-decor-with-host-attrs]',
 | 
						|
  host: MapWrapper.createFromStringMap<string>({'attr_name': 'attr_val', 'class': 'foo bar'})
 | 
						|
});
 | 
						|
 | 
						|
var someDirectiveWithEvents = DirectiveMetadata.create({
 | 
						|
  selector: '[some-decor-events]',
 | 
						|
  host: MapWrapper.createFromStringMap<string>({'(click)': 'doIt()'})
 | 
						|
});
 | 
						|
 | 
						|
var someDirectiveWithGlobalEvents = DirectiveMetadata.create({
 | 
						|
  selector: '[some-decor-globalevents]',
 | 
						|
  host: MapWrapper.createFromStringMap<string>({'(window:resize)': 'doItGlobal()'})
 | 
						|
});
 | 
						|
 | 
						|
var componentWithNonElementSelector = DirectiveMetadata.create({
 | 
						|
  id: 'componentWithNonElementSelector',
 | 
						|
  selector: '[attr]',
 | 
						|
  type: DirectiveMetadata.COMPONENT_TYPE
 | 
						|
});
 |