81 lines
3.1 KiB
JavaScript
81 lines
3.1 KiB
JavaScript
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/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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const path = require('path');
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const fs = require('fs');
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const child_process = require('child_process');
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const glob = require('glob');
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const chalk = require('chalk');
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const diff = require('diff');
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const projectDir = __dirname;
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const cliBinPath = path.join(projectDir, 'node_modules/@angular/cli/bin/ng');
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const expectationFiles = glob.sync('**/*_expected.ts', {cwd: projectDir});
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const fromVersion = '8.0.0';
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const toVersion = '9.0.0';
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// Note that we need to specify "--allow-dirty" as the repository will become dirty
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// if dependencies for the integration test are installed (i.e. modified lock files)
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const updateCommandArgs =
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['@angular/core', '--migrate-only', '--from', fromVersion, '--to', toVersion, '--allow-dirty'];
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// Print out the command that is used to run the migrations for easier debugging.
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console.error(`Running "ng update ${updateCommandArgs.join(' ')}":`);
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console.error(chalk.yellow(`------------------------------------------`));
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const updateProcess = child_process.spawnSync(
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'node', [cliBinPath, 'update', ...updateCommandArgs], {stdio: 'inherit', cwd: projectDir});
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console.error(chalk.yellow(`------------------------------------------\n`));
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if (updateProcess.status !== 0) {
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console.error(chalk.red('✘ Running "ng update" failed. See output above.'));
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process.exit(1);
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}
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let testsPassing = true;
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// Check if each expectation file matches the actual file in the CLI project.
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expectationFiles.forEach(relativeFilePath => {
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const actualFilePath = relativeFilePath.replace(/_expected.ts$/, '.ts');
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const expectedContent = fs.readFileSync(path.join(projectDir, relativeFilePath), 'utf8');
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const actualContent = fs.readFileSync(path.join(projectDir, actualFilePath), 'utf8');
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if (expectedContent === actualContent) {
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console.log(chalk.green(`✓ File "${actualFilePath}" matches the expected output.`));
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} else {
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testsPassing = false;
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console.error(chalk.red(`✘ File "${actualFilePath}" does not match the expected output.`));
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console.log(chalk.yellow('--------------------------------------------'));
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printColoredPatch(actualFilePath, actualContent, expectedContent);
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console.log(chalk.yellow('--------------------------------------------\n'));
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}
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});
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process.exit(testsPassing ? 0 : 1);
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/** Compares the two strings and prints out a colored diff to stdout. */
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function printColoredPatch(actualFilePath, actualContent, expectedContent) {
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const patchLines =
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diff.createPatch(
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actualFilePath, expectedContent, actualContent, 'Expected content', 'Actual content')
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.split(/\r?\n/);
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// Walk through each line of the patch and print it. We omit the first two lines
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// as these are the patch header and not relevant to the test.
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for (let line of patchLines.slice(2)) {
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if (line.startsWith('+')) {
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console.log(chalk.green(line));
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} else if (line.startsWith('-')) {
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console.log(chalk.red(line));
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} else {
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console.log(chalk.grey(line));
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}
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}
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}
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