mirror of
https://github.com/flutter/flutter
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167 lines
6.7 KiB
Dart
167 lines
6.7 KiB
Dart
// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'dart:async';
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import 'dart:io' as io;
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import 'package:file/memory.dart';
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import 'package:flutter_tools/src/base/file_system.dart';
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import 'package:flutter_tools/src/base/io.dart';
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import 'package:flutter_tools/src/base/platform.dart';
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import 'package:flutter_tools/src/base/signals.dart';
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import 'package:mockito/mockito.dart';
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import '../../src/common.dart';
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import '../../src/context.dart';
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class MockPlatform extends Mock implements Platform {}
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void main() {
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group('ensureDirectoryExists', () {
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MemoryFileSystem fs;
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FileSystemUtils fsUtils;
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setUp(() {
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fs = MemoryFileSystem();
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fsUtils = FileSystemUtils(
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fileSystem: fs,
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platform: MockPlatform(),
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);
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});
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testWithoutContext('recursively creates a directory if it does not exist', () async {
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fsUtils.ensureDirectoryExists('foo/bar/baz.flx');
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expect(fs.isDirectorySync('foo/bar'), true);
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});
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testWithoutContext('throws tool exit on failure to create', () async {
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fs.file('foo').createSync();
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expect(() => fsUtils.ensureDirectoryExists('foo/bar.flx'), throwsToolExit());
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});
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});
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group('copyDirectorySync', () {
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/// Test file_systems.copyDirectorySync() using MemoryFileSystem.
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/// Copies between 2 instances of file systems which is also supported by copyDirectorySync().
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testWithoutContext('test directory copy', () async {
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final MemoryFileSystem sourceMemoryFs = MemoryFileSystem();
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const String sourcePath = '/some/origin';
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final Directory sourceDirectory = await sourceMemoryFs.directory(sourcePath).create(recursive: true);
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sourceMemoryFs.currentDirectory = sourcePath;
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final File sourceFile1 = sourceMemoryFs.file('some_file.txt')..writeAsStringSync('bleh');
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final DateTime writeTime = sourceFile1.lastModifiedSync();
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sourceMemoryFs.file('sub_dir/another_file.txt').createSync(recursive: true);
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sourceMemoryFs.directory('empty_directory').createSync();
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// Copy to another memory file system instance.
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final MemoryFileSystem targetMemoryFs = MemoryFileSystem();
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const String targetPath = '/some/non-existent/target';
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final Directory targetDirectory = targetMemoryFs.directory(targetPath);
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final FileSystemUtils fsUtils = FileSystemUtils(
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fileSystem: sourceMemoryFs,
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platform: MockPlatform(),
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);
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fsUtils.copyDirectorySync(sourceDirectory, targetDirectory);
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expect(targetDirectory.existsSync(), true);
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targetMemoryFs.currentDirectory = targetPath;
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expect(targetMemoryFs.directory('empty_directory').existsSync(), true);
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expect(targetMemoryFs.file('sub_dir/another_file.txt').existsSync(), true);
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expect(targetMemoryFs.file('some_file.txt').readAsStringSync(), 'bleh');
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// Assert that the copy operation hasn't modified the original file in some way.
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expect(sourceMemoryFs.file('some_file.txt').lastModifiedSync(), writeTime);
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// There's still 3 things in the original directory as there were initially.
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expect(sourceMemoryFs.directory(sourcePath).listSync().length, 3);
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});
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testWithoutContext('Skip files if shouldCopyFile returns false', () {
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final MemoryFileSystem fileSystem = MemoryFileSystem();
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final FileSystemUtils fsUtils = FileSystemUtils(
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fileSystem: fileSystem,
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platform: MockPlatform(),
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);
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final Directory origin = fileSystem.directory('/origin');
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origin.createSync();
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fileSystem.file(fileSystem.path.join('origin', 'a.txt')).writeAsStringSync('irrelevant');
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fileSystem.directory('/origin/nested').createSync();
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fileSystem.file(fileSystem.path.join('origin', 'nested', 'a.txt')).writeAsStringSync('irrelevant');
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fileSystem.file(fileSystem.path.join('origin', 'nested', 'b.txt')).writeAsStringSync('irrelevant');
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final Directory destination = fileSystem.directory('/destination');
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fsUtils.copyDirectorySync(origin, destination, shouldCopyFile: (File origin, File dest) {
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return origin.basename == 'b.txt';
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});
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expect(destination.existsSync(), isTrue);
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expect(destination.childDirectory('nested').existsSync(), isTrue);
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expect(destination.childDirectory('nested').childFile('b.txt').existsSync(), isTrue);
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expect(destination.childFile('a.txt').existsSync(), isFalse);
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expect(destination.childDirectory('nested').childFile('a.txt').existsSync(), isFalse);
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});
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});
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group('escapePath', () {
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testWithoutContext('on Windows', () {
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final MemoryFileSystem fileSystem = MemoryFileSystem();
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final FileSystemUtils fsUtils = FileSystemUtils(
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fileSystem: fileSystem,
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platform: FakePlatform(operatingSystem: 'windows'),
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);
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expect(fsUtils.escapePath(r'C:\foo\bar\cool.dart'), r'C:\\foo\\bar\\cool.dart');
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expect(fsUtils.escapePath(r'foo\bar\cool.dart'), r'foo\\bar\\cool.dart');
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expect(fsUtils.escapePath('C:/foo/bar/cool.dart'), 'C:/foo/bar/cool.dart');
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});
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testWithoutContext('on Linux', () {
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final MemoryFileSystem fileSystem = MemoryFileSystem();
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final FileSystemUtils fsUtils = FileSystemUtils(
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fileSystem: fileSystem,
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platform: FakePlatform(operatingSystem: 'linux'),
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);
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expect(fsUtils.escapePath('/foo/bar/cool.dart'), '/foo/bar/cool.dart');
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expect(fsUtils.escapePath('foo/bar/cool.dart'), 'foo/bar/cool.dart');
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expect(fsUtils.escapePath(r'foo\cool.dart'), r'foo\cool.dart');
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});
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});
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group('LocalFileSystem', () {
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MockIoProcessSignal mockSignal;
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ProcessSignal signalUnderTest;
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StreamController<io.ProcessSignal> controller;
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setUp(() {
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mockSignal = MockIoProcessSignal();
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signalUnderTest = ProcessSignal(mockSignal);
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controller = StreamController<io.ProcessSignal>();
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when(mockSignal.watch()).thenAnswer((Invocation invocation) => controller.stream);
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});
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testUsingContext('deletes system temp entry on a fatal signal', () async {
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final Completer<void> completer = Completer<void>();
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final Signals signals = Signals.test();
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final LocalFileSystem localFileSystem = LocalFileSystem.test(
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signals: signals,
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fatalSignals: <ProcessSignal>[signalUnderTest],
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);
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final Directory temp = localFileSystem.systemTempDirectory;
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signals.addHandler(signalUnderTest, (ProcessSignal s) {
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completer.complete();
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});
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expect(temp.existsSync(), isTrue);
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controller.add(mockSignal);
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await completer.future;
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expect(temp.existsSync(), isFalse);
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});
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});
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}
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class MockIoProcessSignal extends Mock implements io.ProcessSignal {}
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