angular-docs-cn/modules/angular2/test/compiler/runtime_compiler_spec.ts

92 lines
3.2 KiB
TypeScript

import {
ddescribe,
describe,
xdescribe,
it,
iit,
xit,
expect,
beforeEach,
afterEach,
AsyncTestCompleter,
inject,
beforeEachBindings
} from 'angular2/testing_internal';
import {Component, View, provide} from 'angular2/core';
import {PromiseWrapper} from 'angular2/src/facade/async';
import {SpyProtoViewFactory} from '../core/spies';
import {
CompiledHostTemplate,
CompiledComponentTemplate,
BeginComponentCmd
} from 'angular2/src/core/linker/template_commands';
import {RuntimeCompiler} from 'angular2/src/compiler/runtime_compiler';
import {ProtoViewFactory} from 'angular2/src/core/linker/proto_view_factory';
import {AppProtoView} from 'angular2/src/core/linker/view';
export function main() {
describe('RuntimeCompiler', () => {
var compiler: RuntimeCompiler;
beforeEach(inject([RuntimeCompiler], (_compiler) => { compiler = _compiler; }));
describe('compileInHost', () => {
var protoViewFactorySpy;
var someProtoView;
beforeEachBindings(() => {
protoViewFactorySpy = new SpyProtoViewFactory();
someProtoView = new AppProtoView(null, null, null, null, null, null, null);
protoViewFactorySpy.spy('createHost').andReturn(someProtoView);
return [provide(ProtoViewFactory, {useValue: protoViewFactorySpy})];
});
it('should compile the template via TemplateCompiler',
inject([AsyncTestCompleter], (async) => {
var cht: CompiledHostTemplate;
protoViewFactorySpy.spy('createHost')
.andCallFake((_cht) => {
cht = _cht;
return someProtoView;
});
compiler.compileInHost(SomeComponent)
.then((_) => {
var beginComponentCmd = <BeginComponentCmd>cht.template.commands[0];
expect(beginComponentCmd.name).toEqual('some-comp');
async.done();
});
}));
});
it('should cache the result', inject([AsyncTestCompleter], (async) => {
PromiseWrapper
.all([compiler.compileInHost(SomeComponent), compiler.compileInHost(SomeComponent)])
.then((protoViewRefs) => {
expect(protoViewRefs[0]).toBe(protoViewRefs[1]);
async.done();
});
}));
it('should clear the cache',
inject([AsyncTestCompleter], (async) => {compiler.compileInHost(SomeComponent)
.then((protoViewRef1) => {
compiler.clearCache();
compiler.compileInHost(SomeComponent)
.then((protoViewRef2) => {
expect(protoViewRef1)
.not.toBe(protoViewRef2);
async.done();
});
})}));
});
}
@Component({selector: 'some-comp'})
@View({template: ''})
class SomeComponent {
}