Skip to content

F
Front-End
Unverified Commit 666c9509 authored by Jonah Williams's avatar Jonah Williams Committed by GitHub
Browse files
Options

[flutter_tools] replace most MockBuildSystem instances with TestBuildSystem (#76821)

parent cca26d06
Expand all Hide whitespace changes
Inline Side-by-side
Showing with 262 additions and 232 deletions
packages/flutter_tools/lib/executable.dart
View file @ 666c9509
......@@ -144,7 +144,7 @@ List<FlutterCommand> generateCommands({
terminal: globals.terminal,
artifacts: globals.artifacts,
),
AssembleCommand(verboseHelp: verboseHelp),
AssembleCommand(verboseHelp: verboseHelp, buildSystem: globals.buildSystem),
AttachCommand(verboseHelp: verboseHelp),
BuildCommand(verboseHelp: verboseHelp),
ChannelCommand(verboseHelp: verboseHelp),
......
packages/flutter_tools/lib/src/commands/assemble.dart
View file @ 666c9509
......@@ -82,7 +82,8 @@ const bool useLegacyNames = true;
/// Assemble provides a low level API to interact with the flutter tool build
/// system.
class AssembleCommand extends FlutterCommand {
AssembleCommand({ bool verboseHelp = false }) {
AssembleCommand({ bool verboseHelp = false, @required BuildSystem buildSystem })
: _buildSystem = buildSystem {
argParser.addMultiOption(
'define',
abbr: 'd',
......@@ -124,6 +125,8 @@ class AssembleCommand extends FlutterCommand {
);
}
final BuildSystem _buildSystem;
@override
String get description => 'Assemble and build Flutter resources.';
......@@ -229,7 +232,7 @@ class AssembleCommand extends FlutterCommand {
Future<FlutterCommandResult> runCommand() async {
final List<Target> targets = createTargets();
final Target target = targets.length == 1 ? targets.single : CompositeTarget(targets);
final BuildResult result = await globals.buildSystem.build(
final BuildResult result = await _buildSystem.build(
target,
createEnvironment(),
buildSystemConfig: BuildSystemConfig(
......
packages/flutter_tools/test/commands.shard/hermetic/build_ios_framework_test.dart
View file @ 666c9509
......@@ -16,6 +16,7 @@ import 'package:mockito/mockito.dart';
import '../../src/common.dart';
import '../../src/context.dart';
import '../../src/fakes.dart';
void main() {
group('build ios-framework', () {
......@@ -70,7 +71,7 @@ void main() {
when(mockFlutterVersion.frameworkVersion).thenReturn(frameworkVersion);
final BuildIOSFrameworkCommand command = BuildIOSFrameworkCommand(
buildSystem: MockBuildSystem(),
buildSystem: TestBuildSystem.all(BuildResult(success: true)),
platform: fakePlatform,
flutterVersion: mockFlutterVersion,
cache: cache,
......@@ -95,7 +96,7 @@ void main() {
when(mockGitTagVersion.commits).thenReturn(2);
final BuildIOSFrameworkCommand command = BuildIOSFrameworkCommand(
buildSystem: MockBuildSystem(),
buildSystem: TestBuildSystem.all(BuildResult(success: true)),
platform: fakePlatform,
flutterVersion: mockFlutterVersion,
cache: cache,
......@@ -117,7 +118,7 @@ void main() {
when(mockGitTagVersion.commits).thenReturn(0);
final BuildIOSFrameworkCommand command = BuildIOSFrameworkCommand(
buildSystem: MockBuildSystem(),
buildSystem: TestBuildSystem.all(BuildResult(success: true)),
platform: fakePlatform,
flutterVersion: mockFlutterVersion,
cache: cache,
......@@ -155,7 +156,7 @@ void main() {
testUsingContext('created when forced', () async {
final BuildIOSFrameworkCommand command = BuildIOSFrameworkCommand(
buildSystem: MockBuildSystem(),
buildSystem: TestBuildSystem.all(BuildResult(success: true)),
platform: fakePlatform,
flutterVersion: mockFlutterVersion,
cache: cache,
......@@ -178,7 +179,7 @@ void main() {
testUsingContext('contains license and version', () async {
final BuildIOSFrameworkCommand command = BuildIOSFrameworkCommand(
buildSystem: MockBuildSystem(),
buildSystem: TestBuildSystem.all(BuildResult(success: true)),
platform: fakePlatform,
flutterVersion: mockFlutterVersion,
cache: cache,
......@@ -198,7 +199,7 @@ void main() {
testUsingContext('debug URL', () async {
final BuildIOSFrameworkCommand command = BuildIOSFrameworkCommand(
buildSystem: MockBuildSystem(),
buildSystem: TestBuildSystem.all(BuildResult(success: true)),
platform: fakePlatform,
flutterVersion: mockFlutterVersion,
cache: cache,
......@@ -216,7 +217,7 @@ void main() {
testUsingContext('profile URL', () async {
final BuildIOSFrameworkCommand command = BuildIOSFrameworkCommand(
buildSystem: MockBuildSystem(),
buildSystem: TestBuildSystem.all(BuildResult(success: true)),
platform: fakePlatform,
flutterVersion: mockFlutterVersion,
cache: cache,
......@@ -234,7 +235,7 @@ void main() {
testUsingContext('release URL', () async {
final BuildIOSFrameworkCommand command = BuildIOSFrameworkCommand(
buildSystem: MockBuildSystem(),
buildSystem: TestBuildSystem.all(BuildResult(success: true)),
platform: fakePlatform,
flutterVersion: mockFlutterVersion,
cache: cache,
......@@ -257,4 +258,3 @@ void main() {
class MockFlutterVersion extends Mock implements FlutterVersion {}
class MockGitTagVersion extends Mock implements GitTagVersion {}
class MockBuildSystem extends Mock implements BuildSystem {}
packages/flutter_tools/test/commands.shard/hermetic/build_web_test.dart
View file @ 666c9509
......@@ -16,10 +16,8 @@ import 'package:flutter_tools/src/commands/build_web.dart';
import 'package:flutter_tools/src/runner/flutter_command.dart';
import 'package:flutter_tools/src/dart/pub.dart';
import 'package:flutter_tools/src/features.dart';
import 'package:flutter_tools/src/globals.dart' as globals;
import 'package:flutter_tools/src/project.dart';
import 'package:flutter_tools/src/web/compile.dart';
import 'package:mockito/mockito.dart';
import '../../src/common.dart';
import '../../src/context.dart';
......@@ -112,7 +110,7 @@ void main() {
FeatureFlags: () => TestFeatureFlags(isWebEnabled: true),
Pub: () => FakePub(),
ProcessManager: () => FakeProcessManager.any(),
BuildSystem: () => MockBuildSystem(),
BuildSystem: () => TestBuildSystem.all(BuildResult(success: true)),
});
testUsingContext('hidden if feature flag is not enabled', () async {
......@@ -149,7 +147,7 @@ void main() {
FeatureFlags: () => TestFeatureFlags(isWebEnabled: true),
Pub: () => FakePub(),
ProcessManager: () => FakeProcessManager.any(),
BuildSystem: () => MockBuildSystem(),
BuildSystem: () => TestBuildSystem.all(BuildResult(success: true)),
});
}
......@@ -201,16 +199,8 @@ class UrlLauncherPlugin {}
''');
fileSystem.file(fileSystem.path.join('lib', 'main.dart'))
.writeAsStringSync('void main() { }');
// Process calls. We're not testing that these invocations are correct because
// that is covered in targets/web_test.dart.
when(globals.buildSystem.build(any, any)).thenAnswer((Invocation invocation) async {
return BuildResult(success: true);
});
}
class MockBuildSystem extends Mock implements BuildSystem {}
class TestWebBuildCommand extends FlutterCommand {
TestWebBuildCommand({ bool verboseHelp = false }) :
webCommand = BuildWebCommand(verboseHelp: verboseHelp) {
......
packages/flutter_tools/test/commands.shard/permeable/build_bundle_test.dart
View file @ 666c9509
......@@ -21,6 +21,7 @@ import 'package:flutter_tools/src/globals.dart' as globals;
import '../../src/common.dart';
import '../../src/context.dart';
import '../../src/fakes.dart';
import '../../src/testbed.dart';
void main() {
......@@ -210,18 +211,6 @@ void main() {
globals.fs.file('pubspec.yaml').createSync();
globals.fs.file('.packages').createSync();
final CommandRunner<void> runner = createTestCommandRunner(BuildBundleCommand());
when(globals.buildSystem.build(any, any)).thenAnswer((Invocation invocation) async {
final Environment environment = invocation.positionalArguments[1] as Environment;
expect(environment.defines, <String, String>{
kTargetFile: globals.fs.path.join('lib', 'main.dart'),
kBuildMode: 'debug',
kTargetPlatform: 'android-arm',
kTrackWidgetCreation: 'true',
kIconTreeShakerFlag: null,
});
return BuildResult(success: true);
});
await runner.run(<String>[
'bundle',
......@@ -231,11 +220,18 @@ void main() {
'--track-widget-creation'
]);
}, overrides: <Type, Generator>{
BuildSystem: () => MockBuildSystem(),
BuildSystem: () => TestBuildSystem.all(BuildResult(success: true), (Target target, Environment environment) {
expect(environment.defines, <String, String>{
kTargetFile: globals.fs.path.join('lib', 'main.dart'),
kBuildMode: 'debug',
kTargetPlatform: 'android-arm',
kTrackWidgetCreation: 'true',
kIconTreeShakerFlag: null,
});
}),
FileSystem: () => MemoryFileSystem.test(),
ProcessManager: () => FakeProcessManager.any(),
});
}
class MockBundleBuilder extends Mock implements BundleBuilder {}
class MockBuildSystem extends Mock implements BuildSystem {}
packages/flutter_tools/test/general.shard/bundle_shim_test.dart
View file @ 666c9509
......@@ -4,35 +4,21 @@
// @dart = 2.8
import 'package:file/memory.dart';
import 'package:flutter_tools/src/base/file_system.dart';
import 'package:flutter_tools/src/build_info.dart';
import 'package:flutter_tools/src/build_system/build_system.dart';
import 'package:flutter_tools/src/bundle.dart';
import 'package:flutter_tools/src/project.dart';
import 'package:flutter_tools/src/globals.dart' as globals;
import 'package:mockito/mockito.dart';
import '../src/common.dart';
import '../src/testbed.dart';
import '../src/context.dart';
import '../src/fakes.dart';
// Tests for the temporary flutter assemble/bundle shim.
void main() {
Testbed testbed;
setUp(() {
testbed = Testbed(overrides: <Type, Generator>{
BuildSystem: () => MockBuildSystem(),
});
});
test('Copies assets to expected directory after building', () => testbed.run(() async {
when(globals.buildSystem.build(any, any)).thenAnswer((Invocation invocation) async {
final Environment environment = invocation.positionalArguments[1] as Environment;
environment.outputDir.childFile('kernel_blob.bin').createSync(recursive: true);
environment.outputDir.childFile('isolate_snapshot_data').createSync();
environment.outputDir.childFile('vm_snapshot_data').createSync();
environment.outputDir.childFile('LICENSE').createSync(recursive: true);
return BuildResult(success: true);
});
testUsingContext('Copies assets to expected directory after building', () async {
await buildWithAssemble(
buildMode: BuildMode.debug,
flutterProject: FlutterProject.fromDirectoryTest(globals.fs.currentDirectory),
......@@ -45,16 +31,18 @@ void main() {
expect(globals.fs.file(globals.fs.path.join('example', 'kernel_blob.bin')).existsSync(), true);
expect(globals.fs.file(globals.fs.path.join('example', 'LICENSE')).existsSync(), true);
expect(globals.fs.file(globals.fs.path.join('example.d')).existsSync(), false);
}));
test('Handles build system failure', () => testbed.run(() {
when(globals.buildSystem.build(any, any)).thenAnswer((Invocation _) async {
return BuildResult(
success: false,
exceptions: <String, ExceptionMeasurement>{},
);
});
}, overrides: <Type, Generator>{
FileSystem: () => MemoryFileSystem.test(),
ProcessManager: () => FakeProcessManager.any(),
BuildSystem: () => TestBuildSystem.all(BuildResult(success: true), (Target target, Environment environment) {
environment.outputDir.childFile('kernel_blob.bin').createSync(recursive: true);
environment.outputDir.childFile('isolate_snapshot_data').createSync();
environment.outputDir.childFile('vm_snapshot_data').createSync();
environment.outputDir.childFile('LICENSE').createSync(recursive: true);
}),
});
testUsingContext('Handles build system failure', () {
expect(() => buildWithAssemble(
buildMode: BuildMode.debug,
flutterProject: FlutterProject.fromDirectoryTest(globals.fs.currentDirectory),
......@@ -64,7 +52,9 @@ void main() {
depfilePath: 'example.d',
treeShakeIcons: false,
), throwsToolExit());
}));
}, overrides: <Type, Generator>{
FileSystem: () => MemoryFileSystem.test(),
ProcessManager: () => FakeProcessManager.any(),
BuildSystem: () => TestBuildSystem.all(BuildResult(success: false)),
});
}
class MockBuildSystem extends Mock implements BuildSystem {}
packages/flutter_tools/test/general.shard/ios/simulators_test.dart
View file @ 666c9509
......@@ -11,7 +11,6 @@ import 'package:flutter_tools/src/base/io.dart';
import 'package:flutter_tools/src/base/logger.dart';
import 'package:flutter_tools/src/base/platform.dart';
import 'package:flutter_tools/src/build_info.dart';
import 'package:flutter_tools/src/build_system/build_system.dart';
import 'package:flutter_tools/src/devfs.dart';
import 'package:flutter_tools/src/device.dart';
import 'package:flutter_tools/src/globals.dart' as globals;
......@@ -986,5 +985,3 @@ flutter:
});
});
}
class MockBuildSystem extends Mock implements BuildSystem {}
packages/flutter_tools/test/general.shard/resident_web_runner_cold_test.dart
View file @ 666c9509
......@@ -6,15 +6,14 @@
import 'dart:async';
import 'package:file/memory.dart';
import 'package:flutter_tools/src/base/common.dart';
import 'package:flutter_tools/src/base/file_system.dart';
import 'package:flutter_tools/src/base/logger.dart';
import 'package:flutter_tools/src/base/platform.dart';
import 'package:flutter_tools/src/base/terminal.dart';
import 'package:flutter_tools/src/build_info.dart';
import 'package:flutter_tools/src/isolated/devfs_web.dart';
import 'package:flutter_tools/src/isolated/resident_web_runner.dart';
import 'package:flutter_tools/src/build_system/build_system.dart';
import 'package:flutter_tools/src/dart/pub.dart';
import 'package:flutter_tools/src/device.dart';
import 'package:flutter_tools/src/globals.dart' as globals;
import 'package:flutter_tools/src/project.dart';
......@@ -25,42 +24,22 @@ import 'package:mockito/mockito.dart';
import 'package:webkit_inspection_protocol/webkit_inspection_protocol.dart';
import '../src/common.dart';
import '../src/context.dart';
import '../src/fakes.dart';
import '../src/testbed.dart';
void main() {
Testbed testbed;
ResidentWebRunner residentWebRunner;
MockFlutterDevice mockFlutterDevice;
MockWebDevFS mockWebDevFS;
MockBuildSystem mockBuildSystem;
setUp(() {
mockWebDevFS = MockWebDevFS();
mockBuildSystem = MockBuildSystem();
final MockWebDevice mockWebDevice = MockWebDevice();
mockFlutterDevice = MockFlutterDevice();
when(mockFlutterDevice.device).thenReturn(mockWebDevice);
when(mockFlutterDevice.devFS).thenReturn(mockWebDevFS);
when(mockWebDevFS.sources).thenReturn(<Uri>[]);
when(mockBuildSystem.build(any, any)).thenAnswer((Invocation invocation) async {
return BuildResult(success: true);
});
testbed = Testbed(
setup: () {
final FlutterProject project = FlutterProject.fromDirectoryTest(globals.fs.currentDirectory);
residentWebRunner = residentWebRunner = DwdsWebRunnerFactory().createWebRunner(
mockFlutterDevice,
flutterProject: project,
debuggingOptions: DebuggingOptions.disabled(BuildInfo.release),
ipv6: true,
stayResident: true,
urlTunneller: null,
) as ResidentWebRunner;
}, overrides: <Type, Generator>{
Pub: () => FakePub(),
}
);
});
void _setupMocks() {
......@@ -68,9 +47,18 @@ void main() {
globals.fs.file('pubspec.yaml').createSync();
globals.fs.file(globals.fs.path.join('lib', 'main.dart')).createSync(recursive: true);
globals.fs.file(globals.fs.path.join('web', 'index.html')).createSync(recursive: true);
final FlutterProject project = FlutterProject.fromDirectoryTest(globals.fs.currentDirectory);
residentWebRunner = DwdsWebRunnerFactory().createWebRunner(
mockFlutterDevice,
flutterProject: project,
debuggingOptions: DebuggingOptions.disabled(BuildInfo.release),
ipv6: true,
stayResident: true,
urlTunneller: null,
) as ResidentWebRunner;
}
test('Can successfully run and connect without vmservice', () => testbed.run(() async {
testUsingContext('Can successfully run and connect without vmservice', () async {
_setupMocks();
final FakeStatusLogger fakeStatusLogger = globals.logger as FakeStatusLogger;
final MockStatus mockStatus = MockStatus();
......@@ -84,43 +72,37 @@ void main() {
expect(debugConnectionInfo.wsUri, null);
verify(mockStatus.stop()).called(1);
}, overrides: <Type, Generator>{
BuildSystem: () => mockBuildSystem,
Logger: () => FakeStatusLogger(BufferLogger(
terminal: AnsiTerminal(
stdio: null,
platform: const LocalPlatform(),
),
outputPreferences: OutputPreferences.test(),
)),
}));
BuildSystem: () => TestBuildSystem.all(BuildResult(success: true)),
Logger: () => FakeStatusLogger(BufferLogger.test()),
FileSystem: () => MemoryFileSystem.test(),
ProcessManager: () => FakeProcessManager.any(),
});
// Regression test for https://github.com/flutter/flutter/issues/60613
test('ResidentWebRunner calls appFailedToStart if initial compilation fails', () => testbed.run(() async {
testUsingContext('ResidentWebRunner calls appFailedToStart if initial compilation fails', () async {
_setupMocks();
when(mockBuildSystem.build(any, any)).thenAnswer((Invocation invocation) async {
return BuildResult(success: false);
});
expect(() async => await residentWebRunner.run(), throwsToolExit());
expect(await residentWebRunner.waitForAppToFinish(), 1);
}, overrides: <Type, Generator>{
BuildSystem: () => mockBuildSystem,
}));
BuildSystem: () => TestBuildSystem.all(BuildResult(success: false)),
FileSystem: () => MemoryFileSystem.test(),
ProcessManager: () => FakeProcessManager.any(),
});
// Regression test for https://github.com/flutter/flutter/issues/60613
test('ResidentWebRunner calls appFailedToStart if error is thrown during startup', () => testbed.run(() async {
testUsingContext('ResidentWebRunner calls appFailedToStart if error is thrown during startup', () async {
_setupMocks();
when(mockBuildSystem.build(any, any)).thenAnswer((Invocation invocation) async {
throw Exception('foo');
});
expect(() async => await residentWebRunner.run(), throwsA(isA<Exception>()));
expect(await residentWebRunner.waitForAppToFinish(), 1);
}, overrides: <Type, Generator>{
BuildSystem: () => mockBuildSystem,
}));
BuildSystem: () => TestBuildSystem.error(Exception('foo')),
FileSystem: () => MemoryFileSystem.test(),
ProcessManager: () => FakeProcessManager.any(),
});
test('Can full restart after attaching', () => testbed.run(() async {
testUsingContext('Can full restart after attaching', () async {
_setupMocks();
final Completer<DebugConnectionInfo> connectionInfoCompleter = Completer<DebugConnectionInfo>();
unawaited(residentWebRunner.run(
......@@ -131,28 +113,32 @@ void main() {
expect(result.code, 0);
}, overrides: <Type, Generator>{
BuildSystem: () => mockBuildSystem,
}));
BuildSystem: () => TestBuildSystem.all(BuildResult(success: true)),
FileSystem: () => MemoryFileSystem.test(),
ProcessManager: () => FakeProcessManager.any(),
});
test('Fails on compilation errors in hot restart', () => testbed.run(() async {
testUsingContext('Fails on compilation errors in hot restart', () async {
_setupMocks();
final Completer<DebugConnectionInfo> connectionInfoCompleter = Completer<DebugConnectionInfo>();
unawaited(residentWebRunner.run(
connectionInfoCompleter: connectionInfoCompleter,
));
await connectionInfoCompleter.future;
when(mockBuildSystem.build(any, any)).thenAnswer((Invocation invocation) async {
return BuildResult(success: false);
});
final OperationResult result = await residentWebRunner.restart(fullRestart: true);
expect(result.code, 1);
expect(result.message, contains('Failed to recompile application.'));
}, overrides: <Type, Generator>{
BuildSystem: () => mockBuildSystem,
}));
BuildSystem: () => TestBuildSystem.list(<BuildResult>[
BuildResult(success: true),
BuildResult(success: false),
]),
FileSystem: () => MemoryFileSystem.test(),
ProcessManager: () => FakeProcessManager.any(),
});
test('Correctly performs a full refresh on attached chrome device.', () => testbed.run(() async {
testUsingContext('Correctly performs a full refresh on attached chrome device.', () async {
_setupMocks();
final MockChromeDevice chromeDevice = MockChromeDevice();
final MockChrome chrome = MockChrome();
......@@ -184,9 +170,10 @@ void main() {
'ignoreCache': true,
})).called(1);
}, overrides: <Type, Generator>{
BuildSystem: () => mockBuildSystem,
}));
BuildSystem: () => TestBuildSystem.all(BuildResult(success: true)),
FileSystem: () => MemoryFileSystem.test(),
ProcessManager: () => FakeProcessManager.any(),
});
}
class MockWebDevFS extends Mock implements WebDevFS {}
......@@ -198,5 +185,4 @@ class MockChrome extends Mock implements Chromium {}
class MockChromeConnection extends Mock implements ChromeConnection {}
class MockChromeTab extends Mock implements ChromeTab {}
class MockWipConnection extends Mock implements WipConnection {}
class MockBuildSystem extends Mock implements BuildSystem {}
class MockChromiumLauncher extends Mock implements ChromiumLauncher {}
packages/flutter_tools/test/general.shard/tester/flutter_tester_test.dart
View file @ 666c9509
......@@ -21,6 +21,7 @@ import 'package:mockito/mockito.dart';
import '../../src/common.dart';
import '../../src/context.dart';
import '../../src/fakes.dart';
void main() {
MemoryFileSystem fileSystem;
......@@ -80,26 +81,19 @@ void main() {
String mainPath;
FakeProcessManager fakeProcessManager;
MockBuildSystem mockBuildSystem;
TestBuildSystem buildSystem;
final Map<Type, Generator> startOverrides = <Type, Generator>{
Platform: () => FakePlatform(operatingSystem: 'linux'),
FileSystem: () => fileSystem,
ProcessManager: () => fakeProcessManager,
Artifacts: () => Artifacts.test(),
BuildSystem: () => mockBuildSystem,
BuildSystem: () => buildSystem,
};
setUp(() {
mockBuildSystem = MockBuildSystem();
buildSystem = TestBuildSystem.all(BuildResult(success: true));
fakeProcessManager = FakeProcessManager.list(<FakeCommand>[]);
when(mockBuildSystem.build(
any,
any,
)).thenAnswer((_) async {
return BuildResult(success: true);
});
device = FlutterTesterDevice('flutter-tester',
fileSystem: fileSystem,
processManager: fakeProcessManager,
......@@ -194,5 +188,4 @@ FlutterTesterDevices setUpFlutterTesterDevices() {
);
}
class MockBuildSystem extends Mock implements BuildSystem {}
class MockFlutterVersion extends Mock implements FlutterVersion {}
packages/flutter_tools/test/src/fakes.dart
View file @ 666c9509
......@@ -12,6 +12,7 @@ import 'package:flutter_tools/src/base/file_system.dart';
import 'package:flutter_tools/src/base/io.dart';
import 'package:flutter_tools/src/base/logger.dart';
import 'package:flutter_tools/src/base/os.dart';
import 'package:flutter_tools/src/build_system/build_system.dart';
import 'package:flutter_tools/src/cache.dart';
import 'package:flutter_tools/src/convert.dart';
import 'package:flutter_tools/src/dart/pub.dart';
......@@ -443,3 +444,63 @@ class FakePub extends Fake implements Pub {
bool checkUpToDate = false,
}) async { }
}
class TestBuildSystem implements BuildSystem {
/// Create a [BuildSystem] instance that returns the provided results in order.
TestBuildSystem.list(this._results, [this._onRun])
: _exception = null,
_singleResult = null;
/// Create a [BuildSystem] instance that returns the provided result for every build
/// and buildIncremental request.
TestBuildSystem.all(this._singleResult, [this._onRun])
: _exception = null,
_results = <BuildResult>[];
/// Create a [BuildSystem] instance that always throws the provided error for every build
/// and buildIncremental request.
TestBuildSystem.error(this._exception)
: _singleResult = null,
_results = <BuildResult>[],
_onRun = null;
final List<BuildResult> _results;
final BuildResult _singleResult;
final dynamic _exception;
final void Function(Target target, Environment environment) _onRun;
int _nextResult = 0;
@override
Future<BuildResult> build(Target target, Environment environment, {BuildSystemConfig buildSystemConfig = const BuildSystemConfig()}) async {
if (_onRun != null) {
_onRun(target, environment);
}
if (_exception != null) {
throw _exception;
}
if (_singleResult != null) {
return _singleResult;
}
if (_nextResult >= _results.length) {
throw StateError('Unexpected buildIncremental request of ${target.name}');
}
return _results[_nextResult++];
}
@override
Future<BuildResult> buildIncremental(Target target, Environment environment, BuildResult previousBuild) async {
if (_onRun != null) {
_onRun(target, environment);
}
if (_exception != null) {
throw _exception;
}
if (_singleResult != null) {
return _singleResult;
}
if (_nextResult >= _results.length) {
throw StateError('Unexpected buildIncremental request of ${target.name}');
}
return _results[_nextResult++];
}
}
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment

HIAST - GitLab