angular-cn/modules/@angular/compiler/test/aot/summary_resolver_spec.ts

86 lines
3.4 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {AotSummaryResolver, AotSummaryResolverHost, CompileSummaryKind, CompileTypeSummary, ResolvedStaticSymbol, StaticSymbol, StaticSymbolCache, StaticSymbolResolver} from '@angular/compiler';
import {AotSummarySerializerHost, deserializeSummaries, serializeSummaries} from '@angular/compiler/src/aot/summary_serializer';
import * as path from 'path';
import {MockStaticSymbolResolverHost, MockSummaryResolver} from './static_symbol_resolver_spec';
const EXT = /\.ts$|.d.ts$/;
export function main() {
describe('AotSummaryResolver', () => {
let summaryResolver: AotSummaryResolver;
let symbolCache: StaticSymbolCache;
let host: MockAotSummaryResolverHost;
beforeEach(() => { symbolCache = new StaticSymbolCache(); });
function init(summaries: {[filePath: string]: string} = {}) {
host = new MockAotSummaryResolverHost(summaries);
summaryResolver = new AotSummaryResolver(host, symbolCache);
}
function serialize(symbols: ResolvedStaticSymbol[], types: CompileTypeSummary[]): string {
// Note: Don't use the top level host / summaryResolver as they might not be created yet
const mockSummaryResolver = new MockSummaryResolver([]);
const symbolResolver = new StaticSymbolResolver(
new MockStaticSymbolResolverHost({}), symbolCache, mockSummaryResolver);
return serializeSummaries(
new MockAotSummarySerializerHost(), mockSummaryResolver, symbolResolver, symbols, types);
}
it('should load serialized summary files', () => {
const asymbol = symbolCache.get('/a.d.ts', 'a');
init({'/a.ngsummary.json': serialize([{symbol: asymbol, metadata: 1}], [])});
expect(summaryResolver.resolveSummary(asymbol)).toEqual({symbol: asymbol, metadata: 1});
});
it('should not load summaries for source files', () => {
init({});
spyOn(host, 'loadSummary').and.callThrough();
expect(summaryResolver.resolveSummary(symbolCache.get('/a.ts', 'a'))).toBeFalsy();
expect(host.loadSummary).not.toHaveBeenCalled();
});
it('should cache summaries', () => {
const asymbol = symbolCache.get('/a.d.ts', 'a');
init({'/a.ngsummary.json': serialize([{symbol: asymbol, metadata: 1}], [])});
expect(summaryResolver.resolveSummary(asymbol)).toBe(summaryResolver.resolveSummary(asymbol));
});
it('should return all sumbols in a summary', () => {
const asymbol = symbolCache.get('/a.d.ts', 'a');
init({'/a.ngsummary.json': serialize([{symbol: asymbol, metadata: 1}], [])});
expect(summaryResolver.getSymbolsOf('/a.d.ts')).toEqual([asymbol]);
});
});
}
export class MockAotSummarySerializerHost implements AotSummarySerializerHost {
fileNameToModuleName(fileName: string): string {
return './' + path.basename(fileName).replace(EXT, '');
}
getOutputFileName(sourceFileName: string): string {
return sourceFileName.replace(EXT, '') + '.d.ts';
}
isSourceFile(filePath: string) { return !filePath.endsWith('.d.ts'); }
}
export class MockAotSummaryResolverHost extends MockAotSummarySerializerHost implements
AotSummaryResolverHost {
constructor(private summaries: {[fileName: string]: string}) { super(); }
loadSummary(filePath: string): string { return this.summaries[filePath]; }
}