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
  This module is used for writing tests for applications written in Angular.
  
  This module is not included in the `angular2` module; you must import the test module explicitly.

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  h2 Annotations
  .l-sub-section
    h3.annotation Injectable
    pre.prettyprint
      code.
        @Injectable()


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  h2 Members
  .l-sub-section
    h3 constructor

    
    pre.prettyprint
      code.
        constructor(_injector: Injector)
    
    :markdown
      
      




  .l-sub-section
    h3 overrideTemplate

    
    pre.prettyprint
      code.
        overrideTemplate(componentType: Type, template: string)
    
    :markdown
      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.
      





  .l-sub-section
    h3 overrideView

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





  .l-sub-section
    h3 overrideDirective

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





  .l-sub-section
    h3 overrideBindings

    
    pre.prettyprint
      code.
        overrideBindings(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.
      





  .l-sub-section
    h3 overrideViewBindings

    
    pre.prettyprint
      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.
      





  .l-sub-section
    h3 createAsync

    
    pre.prettyprint
      code.
        createAsync(rootComponentType: Type)
    
    :markdown
      Builds and returns a RootTestComponent.