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// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:file/memory.dart';
import 'package:flutter_tools/src/base/file_system.dart';
import 'package:flutter_tools/src/base/logger.dart';
import 'package:flutter_tools/src/base/multi_root_file_system.dart';
import 'package:flutter_tools/src/base/platform.dart';
import 'package:flutter_tools/src/convert.dart';
import 'package:flutter_tools/src/run_hot.dart';
import 'package:package_config/package_config.dart';
import '../src/common.dart';
// assumption: tests have a timeout less than 100 days
final DateTime inFuture = DateTime.now().add(const Duration(days: 100));
void main() {
for (final bool asyncScanning in <bool>[true, false]) {
testWithoutContext('No last compile, asyncScanning: $asyncScanning', () async {
final FileSystem fileSystem = MemoryFileSystem.test();
final ProjectFileInvalidator projectFileInvalidator = ProjectFileInvalidator(
fileSystem: fileSystem,
platform: FakePlatform(),
logger: BufferLogger.test(),
);
fileSystem.file('.packages').writeAsStringSync('\n');
expect(
(await projectFileInvalidator.findInvalidated(
lastCompiled: null,
urisToMonitor: <Uri>[],
packagesPath: '.packages',
asyncScanning: asyncScanning,
packageConfig: PackageConfig.empty,
)).uris,
isEmpty,
);
});
testWithoutContext('Empty project, asyncScanning: $asyncScanning', () async {
final FileSystem fileSystem = MemoryFileSystem.test();
final ProjectFileInvalidator projectFileInvalidator = ProjectFileInvalidator(
fileSystem: fileSystem,
platform: FakePlatform(),
logger: BufferLogger.test(),
);
fileSystem.file('.packages').writeAsStringSync('\n');
expect(
(await projectFileInvalidator.findInvalidated(
lastCompiled: inFuture,
urisToMonitor: <Uri>[],
packagesPath: '.packages',
asyncScanning: asyncScanning,
packageConfig: PackageConfig.empty,
)).uris,
isEmpty,
);
});
testWithoutContext('Non-existent files are ignored, asyncScanning: $asyncScanning', () async {
final FileSystem fileSystem = MemoryFileSystem.test();
final ProjectFileInvalidator projectFileInvalidator = ProjectFileInvalidator(
fileSystem: MemoryFileSystem.test(),
platform: FakePlatform(),
logger: BufferLogger.test(),
);
fileSystem.file('.packages').writeAsStringSync('\n');
expect(
(await projectFileInvalidator.findInvalidated(
lastCompiled: inFuture,
urisToMonitor: <Uri>[Uri.parse('/not-there-anymore'),],
packagesPath: '.packages',
asyncScanning: asyncScanning,
packageConfig: PackageConfig.empty,
)).uris,
isEmpty,
);
});
testWithoutContext('Picks up changes to the .packages file and updates package_config.json, asyncScanning: $asyncScanning', () async {
final DateTime past = DateTime.now().subtract(const Duration(seconds: 1));
final FileSystem fileSystem = MemoryFileSystem.test();
const PackageConfig packageConfig = PackageConfig.empty;
final ProjectFileInvalidator projectFileInvalidator = ProjectFileInvalidator(
fileSystem: fileSystem,
platform: FakePlatform(),
logger: BufferLogger.test(),
);
fileSystem.file('.packages')
.writeAsStringSync('\n');
fileSystem.file('.dart_tool/package_config.json')
..createSync(recursive: true)
..writeAsStringSync(json.encode(<String, Object>{
'configVersion': 2,
'packages': <Object>[],
}));
final InvalidationResult invalidationResult = await projectFileInvalidator.findInvalidated(
lastCompiled: null,
urisToMonitor: <Uri>[],
packagesPath: '.packages',
asyncScanning: asyncScanning,
packageConfig: packageConfig,
);
expect(invalidationResult.uris, isEmpty);
fileSystem.file('.packages').setLastModifiedSync(DateTime.now());
final InvalidationResult secondInvalidation = await projectFileInvalidator.findInvalidated(
lastCompiled: past,
urisToMonitor: <Uri>[],
packagesPath: '.packages',
asyncScanning: asyncScanning,
packageConfig: packageConfig,
);
expect(secondInvalidation.uris, unorderedEquals(<Uri>[
Uri.parse('.packages'),
Uri.parse('.dart_tool/package_config.json'),
]));
});
testWithoutContext('Picks up changes to the .packages file and updates PackageConfig, asyncScanning: $asyncScanning', () async {
final FileSystem fileSystem = MemoryFileSystem.test();
const PackageConfig packageConfig = PackageConfig.empty;
final ProjectFileInvalidator projectFileInvalidator = ProjectFileInvalidator(
fileSystem: fileSystem,
platform: FakePlatform(),
logger: BufferLogger.test(),
);
fileSystem.file('.packages')
.writeAsStringSync('\n');
final InvalidationResult invalidationResult = await projectFileInvalidator.findInvalidated(
lastCompiled: null,
urisToMonitor: <Uri>[],
packagesPath: '.packages',
asyncScanning: asyncScanning,
packageConfig: packageConfig,
);
// Initial package config is re-used.
expect(invalidationResult.packageConfig, packageConfig);
fileSystem.file('.packages')
.writeAsStringSync('foo:lib/\n');
final DateTime packagesUpdated = fileSystem.statSync('.packages')
.modified;
final InvalidationResult nextInvalidationResult = await projectFileInvalidator
.findInvalidated(
lastCompiled: packagesUpdated.subtract(const Duration(seconds: 1)),
urisToMonitor: <Uri>[],
packagesPath: '.packages',
asyncScanning: asyncScanning,
packageConfig: PackageConfig.empty,
);
expect(nextInvalidationResult.uris, contains(Uri.parse('.packages')));
// The PackageConfig should have been recreated too
expect(nextInvalidationResult.packageConfig,
isNot(invalidationResult.packageConfig));
});
testWithoutContext('Works with MultiRootFileSystem uris, asyncScanning: $asyncScanning', () async {
final FileSystem fileSystem = MemoryFileSystem.test();
final FileSystem multiRootFileSystem = MultiRootFileSystem(
delegate: fileSystem,
scheme: 'scheme',
roots: <String>[
'/root',
],
);
final ProjectFileInvalidator projectFileInvalidator = ProjectFileInvalidator(
fileSystem: multiRootFileSystem,
platform: FakePlatform(),
logger: BufferLogger.test(),
);
expect(
(await projectFileInvalidator.findInvalidated(
lastCompiled: inFuture,
urisToMonitor: <Uri>[
Uri.parse('file1'),
Uri.parse('file:///file2'),
Uri.parse('scheme:///file3'),
],
packagesPath: '.packages',
asyncScanning: asyncScanning,
packageConfig: PackageConfig.empty,
)).uris,
isEmpty,
);
});
}
}