angular-docs-cn/public/docs/js/latest/api/test/TestComponentBuilder-class.jade

p.location-badge.
  exported from <a href='../test'>angular2/test</a>
  defined in <a href="https://github.com/angular/angular/tree/2.0.0-alpha.37/modules/angular2/src/test_lib/test_component_builder.ts#L48-L206">angular2/src/test_lib/test_component_builder.ts (line 48)</a>

:markdown
  Builds a RootTestComponent for use in component level tests.
  
  

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  h2 Annotations
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    h3.annotation Injectable
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        @Injectable()


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  h2 Members
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    h3#constructor constructor

    
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        constructor(_injector: Injector)
    
    :markdown




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    h3#overrideTemplate overrideTemplate

    
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        overrideTemplate(componentType: Type, template: string)
    
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      Overrides only the html of a <a href='../core/ComponentMetadata-class.html'><code>ComponentMetadata</code></a>.
      All the other properties of the component's <a href='../core/ViewMetadata-class.html'><code>ViewMetadata</code></a> are preserved.
      





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    h3#overrideView overrideView

    
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        overrideView(componentType: Type, view: ViewMetadata)
    
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      Overrides a component's <a href='../core/ViewMetadata-class.html'><code>ViewMetadata</code></a>.
      





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    h3#overrideDirective overrideDirective

    
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        overrideDirective(componentType: Type, from: Type, to: Type)
    
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      Overrides the directives from the component <a href='../core/ViewMetadata-class.html'><code>ViewMetadata</code></a>.
      





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    h3#overrideBindings overrideBindings

    
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        overrideBindings(type: Type, bindings: any[])
    
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      Overrides one or more injectables configured via `bindings` metadata property of a directive or
      component.
      Very useful when certain bindings need to be mocked out.
      
      The bindings specified via this method are appended to the existing `bindings` causing the
      duplicated bindings to
      be overridden.
      





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    h3#overrideViewBindings overrideViewBindings

    
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      code.
        overrideViewBindings(type: Type, bindings: any[])
    
    :markdown
      Overrides one or more injectables configured via `bindings` metadata property of a directive or
      component.
      Very useful when certain bindings need to be mocked out.
      
      The bindings specified via this method are appended to the existing `bindings` causing the
      duplicated bindings to
      be overridden.
      





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    h3#createAsync createAsync

    
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        createAsync(rootComponentType: Type)
    
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      Builds and returns a RootTestComponent.