angular-cn/packages/compiler-cli/integrationtest/test/test_ngtools_api.ts

237 lines
8.2 KiB
JavaScript

#!/usr/bin/env node
/**
* @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
*/
/* tslint:disable:no-console */
// Must be imported first, because Angular decorators throw on load.
import 'reflect-metadata';
import * as path from 'path';
import * as ts from 'typescript';
import * as assert from 'assert';
import {tsc} from '@angular/tsc-wrapped/src/tsc';
import {__NGTOOLS_PRIVATE_API_2} from '@angular/compiler-cli';
const glob = require('glob');
/**
* Main method.
* Standalone program that executes codegen using the ngtools API and tests that files were
* properly read and wrote.
*/
function main() {
console.log(`testing ngtools API...`);
Promise.resolve()
.then(() => codeGenTest())
.then(() => codeGenTest(true))
.then(() => i18nTest())
.then(() => lazyRoutesTest())
.then(() => {
console.log('All done!');
process.exit(0);
})
.catch((err) => {
console.error(err.stack);
console.error('Test failed');
process.exit(1);
});
}
function codeGenTest(forceError = false) {
const basePath = path.join(__dirname, '../ngtools_src');
const srcPath = path.join(__dirname, '../src');
const project = path.join(basePath, 'tsconfig-build.json');
const readResources: string[] = [];
const wroteFiles: string[] = [];
const config = tsc.readConfiguration(project, basePath);
const delegateHost = ts.createCompilerHost(config.parsed.options, true);
const host: ts.CompilerHost = Object.assign(
{}, delegateHost,
{writeFile: (fileName: string, ...rest: any[]) => { wroteFiles.push(fileName); }});
const program = ts.createProgram(config.parsed.fileNames, config.parsed.options, host);
config.ngOptions.basePath = basePath;
console.log(`>>> running codegen for ${project}`);
if (forceError) {
console.log(`>>> asserting that missingTranslation param with error value throws`);
}
return __NGTOOLS_PRIVATE_API_2
.codeGen({
basePath,
compilerOptions: config.parsed.options, program, host,
angularCompilerOptions: config.ngOptions,
// i18n options.
i18nFormat: 'xlf',
i18nFile: path.join(srcPath, 'messages.fi.xlf'),
locale: 'fi',
missingTranslation: forceError ? 'error' : 'ignore',
readResource: (fileName: string) => {
readResources.push(fileName);
if (!host.fileExists(fileName)) {
throw new Error(`Compilation failed. Resource file not found: ${fileName}`);
}
return Promise.resolve(host.readFile(fileName));
}
})
.then(() => {
console.log(`>>> codegen done, asserting read and wrote files`);
// Assert for each file that it has been read and each `ts` has a written file associated.
const allFiles = glob.sync(path.join(basePath, '**/*'), {nodir: true});
allFiles.forEach((fileName: string) => {
// Skip tsconfig.
if (fileName.match(/tsconfig-build.json$/)) {
return;
}
// Assert that file was read.
if (fileName.match(/\.module\.ts$/)) {
const factory = fileName.replace(/\.module\.ts$/, '.module.ngfactory.ts');
assert(wroteFiles.indexOf(factory) != -1, `Expected file "${factory}" to be written.`);
} else if (fileName.match(/\.css$/) || fileName.match(/\.html$/)) {
assert(
readResources.indexOf(fileName) != -1,
`Expected resource "${fileName}" to be read.`);
}
});
console.log(`done, no errors.`);
})
.catch((e: Error) => {
if (forceError) {
assert(
e.message.match(`Missing translation for message`),
`Expected error message for missing translations`);
console.log(`done, error catched`);
} else {
console.error(e.stack);
console.error('Compilation failed');
throw e;
}
});
}
function i18nTest() {
const basePath = path.join(__dirname, '../ngtools_src');
const project = path.join(basePath, 'tsconfig-build.json');
const readResources: string[] = [];
const wroteFiles: string[] = [];
const config = tsc.readConfiguration(project, basePath);
const delegateHost = ts.createCompilerHost(config.parsed.options, true);
const host: ts.CompilerHost = Object.assign(
{}, delegateHost,
{writeFile: (fileName: string, ...rest: any[]) => { wroteFiles.push(fileName); }});
const program = ts.createProgram(config.parsed.fileNames, config.parsed.options, host);
config.ngOptions.basePath = basePath;
console.log(`>>> running i18n extraction for ${project}`);
return __NGTOOLS_PRIVATE_API_2
.extractI18n({
basePath,
compilerOptions: config.parsed.options, program, host,
angularCompilerOptions: config.ngOptions,
i18nFormat: 'xlf',
locale: undefined,
outFile: undefined,
readResource: (fileName: string) => {
readResources.push(fileName);
if (!host.fileExists(fileName)) {
throw new Error(`Compilation failed. Resource file not found: ${fileName}`);
}
return Promise.resolve(host.readFile(fileName));
},
})
.then(() => {
console.log(`>>> i18n extraction done, asserting read and wrote files`);
const allFiles = glob.sync(path.join(basePath, '**/*'), {nodir: true});
assert(wroteFiles.length == 1, `Expected a single message bundle file.`);
assert(
wroteFiles[0].endsWith('/ngtools_src/messages.xlf'),
`Expected the bundle file to be "message.xlf".`);
allFiles.forEach((fileName: string) => {
// Skip tsconfig.
if (fileName.match(/tsconfig-build.json$/)) {
return;
}
// Assert that file was read.
if (fileName.match(/\.css$/) || fileName.match(/\.html$/)) {
assert(
readResources.indexOf(fileName) != -1,
`Expected resource "${fileName}" to be read.`);
}
});
console.log(`done, no errors.`);
})
.catch((e: Error) => {
console.error(e.stack);
console.error('Extraction failed');
throw e;
});
}
function lazyRoutesTest() {
const basePath = path.join(__dirname, '../ngtools_src');
const project = path.join(basePath, 'tsconfig-build.json');
const config = tsc.readConfiguration(project, basePath);
const host = ts.createCompilerHost(config.parsed.options, true);
const program = ts.createProgram(config.parsed.fileNames, config.parsed.options, host);
config.ngOptions.basePath = basePath;
const lazyRoutes = __NGTOOLS_PRIVATE_API_2.listLazyRoutes({
program,
host,
angularCompilerOptions: config.ngOptions,
entryModule: 'app.module#AppModule'
});
const expectations: {[route: string]: string} = {
'./lazy.module#LazyModule': 'lazy.module.ts',
'./feature/feature.module#FeatureModule': 'feature/feature.module.ts',
'./feature/lazy-feature.module#LazyFeatureModule': 'feature/lazy-feature.module.ts',
'./feature.module#FeatureModule': 'feature/feature.module.ts',
'./lazy-feature-nested.module#LazyFeatureNestedModule': 'feature/lazy-feature-nested.module.ts',
'feature2/feature2.module#Feature2Module': 'feature2/feature2.module.ts',
'./default.module': 'feature2/default.module.ts',
'feature/feature.module#FeatureModule': 'feature/feature.module.ts'
};
Object.keys(lazyRoutes).forEach((route: string) => {
assert(route in expectations, `Found a route that was not expected: "${route}".`);
assert(
lazyRoutes[route] == path.join(basePath, expectations[route]),
`Route "${route}" does not point to the expected absolute path ` +
`"${path.join(basePath, expectations[route])}". It points to "${lazyRoutes[route]}"`);
});
// Verify that all expectations were met.
assert.deepEqual(
Object.keys(lazyRoutes), Object.keys(expectations), `Expected routes listed to be: \n` +
` ${JSON.stringify(Object.keys(expectations))}\n` +
`Actual:\n` +
` ${JSON.stringify(Object.keys(lazyRoutes))}\n`);
}
main();