// 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, ); }); } }