Alexander Markov
f5c16512cc
When testing runs with certain set of VM options and tests launch new Dart processes, VM options should be also forwarded to child processes. Change-Id: I7207fe87672cd61fd50d7ac77ef1da67744af183 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/97169 Auto-Submit: Alexander Markov <alexmarkov@google.com> Reviewed-by: Régis Crelier <regis@google.com> Commit-Queue: Alexander Markov <alexmarkov@google.com>
80 lines
2.4 KiB
Dart
80 lines
2.4 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "dart:io";
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import "package:async_helper/async_helper.dart";
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import "package:expect/expect.dart";
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import "process_test_util.dart";
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runEnvironmentProcess(
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Map<String, String> environment, name, includeParent, callback) {
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var dartExecutable = Platform.executable;
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var printEnv = 'tests/standalone_2/io/print_env.dart';
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if (!new File(printEnv).existsSync()) {
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printEnv = '../$printEnv';
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}
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Process.run(dartExecutable,
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[]..addAll(Platform.executableArguments)..addAll([printEnv, name]),
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environment: environment, includeParentEnvironment: includeParent)
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.then((result) {
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if (result.exitCode != 0) {
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print('print_env.dart subprocess failed '
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'with exit code ${result.exitCode}');
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print('stdout:');
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print(result.stdout);
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print('stderr:');
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print(result.stderr);
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}
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Expect.equals(0, result.exitCode);
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callback(result.stdout);
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});
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}
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testEnvironment() {
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asyncStart();
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Map env = Platform.environment;
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Expect.isFalse(env.isEmpty);
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// Check that some value in the environment stays the same when passed
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// to another process.
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for (var k in env.keys) {
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runEnvironmentProcess({}, k, true, (output) {
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// Only check startsWith. The print statements will add
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// newlines at the end.
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Expect.isTrue(output.startsWith(env[k]));
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// Add a new variable and check that it becomes an environment
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// variable in the child process.
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var copy = new Map<String, String>.from(env);
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var name = 'MYENVVAR';
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while (env.containsKey(name)) name = '${name}_';
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copy[name] = 'value';
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runEnvironmentProcess(copy, name, true, (output) {
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Expect.isTrue(output.startsWith('value'));
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asyncEnd();
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});
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});
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// Only check one value to not spin up too many processes testing the
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// same things.
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break;
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}
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}
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testNoIncludeEnvironment() {
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asyncStart();
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var env = Platform.environment;
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Expect.isTrue(env.containsKey('PATH'));
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env = new Map.from(env);
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env.remove('PATH');
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runEnvironmentProcess(env, "PATH", false, (output) {
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Expect.isTrue(output.startsWith("null"));
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asyncEnd();
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});
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}
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main() {
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testEnvironment();
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testNoIncludeEnvironment();
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}
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