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提交 364bfa0e 编写于 作者: A Alexander Aprelev 提交者： GitHub
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Fix frontend_server problem with _filename not being set in `compile`. (#3998) 

* Fix problem with _filename not being set. Add tests for that(and add mockito to mock IKG).

* Initialize KernelSerializer, Fix indentation

* Style nits and reworded comment
上级 c4ac5fe9
隐藏空白更改
内联 并排
Showing with 202 addition and 140 deletion
DEPS
浏览文件 @ 364bfa0e
......@@ -63,6 +63,7 @@ vars = {
'dart_markdown_tag': '0.11.3',
'dart_matcher_tag': '0.12.0+2',
'dart_mime_rev': '75890811d4af5af080351ba8a2853ad4c8df98dd',
'dart_mockito_tag': '2.0.2',
'dart_mustache4dart_tag': 'v1.1.0',
'dart_oauth2_tag': '1.0.2',
'dart_observatory_pub_packages_rev': 'a4e392521c720d244cd63e067387195d78584b35',
......@@ -254,6 +255,9 @@ deps = {
'src/dart/third_party/pkg/mime':
Var('chromium_git') + '/external/github.com/dart-lang/mime' + '@' + Var('dart_mime_rev'),
'src/dart/third_party/pkg/mockito':
Var('chromium_git') + '/external/github.com/dart-lang/mockito' + '@' + Var('dart_mockito_tag'),
'src/dart/third_party/pkg/mustache4dart':
Var('chromium_git') + '/external/github.com/valotas/mustache4dart' + '@' + Var('dart_mustache4dart_tag'),
......
frontend_server/.packages
浏览文件 @ 364bfa0e
# Generated by pub on 2017-08-18 15:55:43.613975.
# Generated by pub on 2017-08-22 07:05:11.485224.
analyzer:../../dart/pkg/analyzer/lib/
args:../../dart/third_party/pkg/args/lib/
async:../../dart/third_party/pkg/async/lib/
......@@ -22,6 +22,7 @@ logging:../../dart/third_party/pkg/logging/lib/
matcher:../../dart/third_party/pkg/matcher/lib/
meta:../../dart/pkg/meta/lib/
mime:../../dart/third_party/pkg/mime/lib/
mockito:../../dart/third_party/pkg/mockito/lib/
package_config:../../dart/third_party/pkg_tested/package_config/lib/
package_resolver:../../dart/third_party/pkg_tested/package_resolver/lib/
path:../../dart/third_party/pkg/path/lib/
......
frontend_server/lib/server.dart
浏览文件 @ 364bfa0e
......@@ -11,7 +11,7 @@ import 'package:front_end/incremental_kernel_generator.dart';
import 'package:front_end/compiler_options.dart';
import 'package:front_end/kernel_generator.dart';
import 'package:kernel/ast.dart';
import 'package:kernel/kernel.dart';
import 'package:kernel/kernel.dart' as kernel;
import 'package:kernel/target/flutter.dart';
import 'package:kernel/target/targets.dart';
import 'package:usage/uuid/uuid.dart';
......@@ -59,8 +59,12 @@ enum _State { READY_FOR_INSTRUCTION, RECOMPILE_LIST }
/// Actions that every compiler should implement.
abstract class CompilerInterface {
/// Compile given Dart program identified by `filename` with given list of
/// `options`.
Future<Null> compile(String filename, ArgResults options);
/// `options`. When `generator` parameter is omitted, new instance of
/// `IncrementalKernelGenerator` is created by this method. Main use for this
/// parameter is for mocking in tests.
Future<Null> compile(String filename, ArgResults options, {
IncrementalKernelGenerator generator,
});
/// Assuming some Dart program was previously compiled, recompile it again
/// taking into account some changed(invalidated) sources.
......@@ -78,17 +82,32 @@ abstract class CompilerInterface {
void invalidate(Uri uri);
}
/// Class that for test mocking purposes encapsulates interaction with
/// global kernel methods.
class KernelSerializer {
/// Writes given kernel `program` to `path`.
Future<dynamic> writeProgramToBinary(Program program, String path) {
return kernel.writeProgramToBinary(program, path);
}
}
class _FrontendCompiler implements CompilerInterface {
_FrontendCompiler(this._outputStream) {
_FrontendCompiler(this._outputStream, { this.kernelSerializer }) {
_outputStream ??= stdout;
kernelSerializer ??= new KernelSerializer();
}
StringSink _outputStream;
KernelSerializer kernelSerializer;
IncrementalKernelGenerator _generator;
String _filename;
StringSink _outputStream;
@override
Future<Null> compile(String filename, ArgResults options) async {
Future<Null> compile(String filename, ArgResults options, {
IncrementalKernelGenerator generator,
}) async {
_filename = filename;
final String boundaryKey = new Uuid().generateV4();
_outputStream.writeln("result $boundaryKey");
final Uri sdkRoot = _ensureFolderPath(options['sdk-root']);
......@@ -101,9 +120,11 @@ class _FrontendCompiler implements CompilerInterface {
};
Program program;
if (options['incremental']) {
_generator = await IncrementalKernelGenerator.newInstance(
compilerOptions, Uri.base.resolve(filename)
);
_generator = generator != null
? generator
: await IncrementalKernelGenerator.newInstance(
compilerOptions, Uri.base.resolve(_filename)
);
final DeltaProgram deltaProgram = await _generator.computeDelta();
program = deltaProgram.newProgram;
} else {
......@@ -112,11 +133,11 @@ class _FrontendCompiler implements CompilerInterface {
compilerOptions.linkedDependencies = <Uri>[
sdkRoot.resolve('platform.dill')
];
program = await kernelForProgram(Uri.base.resolve(filename), compilerOptions);
program = await kernelForProgram(Uri.base.resolve(_filename), compilerOptions);
}
if (program != null) {
final String kernelBinaryFilename = filename + ".dill";
await writeProgramToBinary(program, kernelBinaryFilename);
final String kernelBinaryFilename = _filename + ".dill";
await kernelSerializer.writeProgramToBinary(program, kernelBinaryFilename);
_outputStream.writeln("$boundaryKey $kernelBinaryFilename");
} else
_outputStream.writeln(boundaryKey);
......@@ -125,13 +146,12 @@ class _FrontendCompiler implements CompilerInterface {
@override
Future<Null> recompileDelta() async {
_generator.computeDelta();
final String boundaryKey = new Uuid().generateV4();
_outputStream.writeln("result $boundaryKey");
final DeltaProgram deltaProgram = await _generator.computeDelta();
final Program program = deltaProgram.newProgram;
final String kernelBinaryFilename = _filename + ".dill";
await writeProgramToBinary(program, kernelBinaryFilename);
await kernelSerializer.writeProgramToBinary(program, kernelBinaryFilename);
_outputStream.writeln("$boundaryKey");
return null;
}
......@@ -164,17 +184,21 @@ class _FrontendCompiler implements CompilerInterface {
/// processes user input.
/// `compiler` is an optional parameter so it can be replaced with mocked
/// version for testing.
Future<int> starter(List<String> args, {CompilerInterface compiler,
Stream<List<int>> input, StringSink output}) async {
Future<int> starter(List<String> args, {
CompilerInterface compiler,
Stream<List<int>> input, StringSink output,
IncrementalKernelGenerator generator,
KernelSerializer kernelSerializer
}) async {
final ArgResults options = _argParser.parse(args);
if (options['train'])
return 0;
compiler ??= new _FrontendCompiler(output);
compiler ??= new _FrontendCompiler(output, kernelSerializer: kernelSerializer);
input ??= stdin;
if (options.rest.isNotEmpty) {
await compiler.compile(options.rest[0], options);
await compiler.compile(options.rest[0], options, generator: generator);
return 0;
}
......@@ -189,9 +213,8 @@ Future<int> starter(List<String> args, {CompilerInterface compiler,
const String COMPILE_INSTRUCTION_SPACE = 'compile ';
const String RECOMPILE_INSTRUCTION_SPACE = 'recompile ';
if (string.startsWith(COMPILE_INSTRUCTION_SPACE)) {
final String filename =
string.substring(COMPILE_INSTRUCTION_SPACE.length);
await compiler.compile(filename, options);
final String filename = string.substring(COMPILE_INSTRUCTION_SPACE.length);
await compiler.compile(filename, options, generator: generator);
} else if (string.startsWith(RECOMPILE_INSTRUCTION_SPACE)) {
boundaryKey = string.substring(RECOMPILE_INSTRUCTION_SPACE.length);
state = _State.RECOMPILE_LIST;
......
frontend_server/pubspec.yaml
浏览文件 @ 364bfa0e
......@@ -36,6 +36,7 @@ dev_dependencies:
isolate: any
matcher: any
mime: any
mockito: any
package_resolver: any
plugin: any
pool: any
......@@ -116,6 +117,8 @@ dependency_overrides:
path: ../../dart/third_party/pkg/matcher
mime:
path: ../../dart/third_party/pkg/mime
mockito:
path: ../../dart/third_party/pkg/mockito
package_resolver:
path: ../../dart/third_party/pkg_tested/package_resolver
plugin:
......
frontend_server/test/server_test.dart
浏览文件 @ 364bfa0e
import 'dart:async';
import 'dart:convert';
import 'dart:io';
import 'dart:isolate';
import 'package:args/src/arg_results.dart';
import 'package:frontend_server/server.dart';
import 'package:front_end/incremental_kernel_generator.dart';
import 'package:mockito/mockito.dart';
import 'package:test/test.dart';
class _MockedCompiler implements CompilerInterface {
_MockedCompiler({
this.compileCallback,
this.recompileDeltaCallback,
this.acceptLastDeltaCallback,
this.rejectLastDeltaCallback,
this.invalidateCallback
});
class _MockedCompiler extends Mock implements CompilerInterface {}
Future<Null> Function(String, ArgResults) compileCallback;
Future<Null> Function() recompileDeltaCallback;
void Function() acceptLastDeltaCallback;
void Function() rejectLastDeltaCallback;
void Function(Uri) invalidateCallback;
@override
Future<Null> compile(String filename, ArgResults options) {
return compileCallback != null
? compileCallback(filename, options)
: new Future<Null>.value(null);
}
@override
void invalidate(Uri uri) {
if (invalidateCallback != null)
invalidateCallback(uri);
}
@override
Future<Null> recompileDelta() {
return recompileDeltaCallback != null
? recompileDeltaCallback()
: new Future<Null>.value(null);
}
@override
void acceptLastDelta() {
if (acceptLastDeltaCallback != null)
acceptLastDeltaCallback();
}
@override
void rejectLastDelta() {
if (rejectLastDeltaCallback != null)
rejectLastDeltaCallback();
}
}
class _MockedIncrementalKernelGenerator extends Mock
implements IncrementalKernelGenerator {}
class _MockedKernelSerializer extends Mock implements KernelSerializer {}
Future<int> main() async {
group('basic', () {
......@@ -60,39 +23,50 @@ Future<int> main() async {
});
});
group('batch compile', () {
group('batch compile with mocked compiler', () {
final CompilerInterface compiler = new _MockedCompiler();
test('compile from command line', () async {
final List<String> args = <String>[
'server.dart',
'--sdk-root',
'sdkroot'
'sdkroot',
];
final int exitcode = await starter(args, compiler: new _MockedCompiler(
compileCallback: (String filename, ArgResults options) {
expect(filename, equals('server.dart'));
expect(options['sdk-root'], equals('sdkroot'));
}
));
final int exitcode = await starter(args, compiler: compiler);
expect(exitcode, equals(0));
final List<ArgResults> capturedArgs =
verify(
compiler.compile(
argThat(equals('server.dart')),
captureAny,
generator: any,
)
).captured;
expect(capturedArgs.single['sdk-root'], equals('sdkroot'));
});
});
group('interactive compile', () {
group('interactive compile with mocked compiler', () {
final CompilerInterface compiler = new _MockedCompiler();
final List<String> args = <String>[
'--sdk-root',
'sdkroot'
'sdkroot',
];
test('compile one file', () async {
final StreamController<List<int>> inputStreamController =
new StreamController<List<int>>();
new StreamController<List<int>>();
final ReceivePort compileCalled = new ReceivePort();
final int exitcode = await starter(args, compiler: new _MockedCompiler(
compileCallback: (String filename, ArgResults options) {
expect(filename, equals('server.dart'));
expect(options['sdk-root'], equals('sdkroot'));
when(compiler.compile(any, any, generator: any)).thenAnswer(
(Invocation invocation) {
expect(invocation.positionalArguments[0], equals('server.dart'));
expect(invocation.positionalArguments[1]['sdk-root'], equals('sdkroot'));
compileCalled.sendPort.send(true);
}),
}
);
final int exitcode = await starter(args, compiler: compiler,
input: inputStreamController.stream,
);
expect(exitcode, equals(0));
......@@ -103,15 +77,18 @@ Future<int> main() async {
test('compile few files', () async {
final StreamController<List<int>> streamController =
new StreamController<List<int>>();
new StreamController<List<int>>();
final ReceivePort compileCalled = new ReceivePort();
int counter = 1;
final int exitcode = await starter(args, compiler: new _MockedCompiler(
compileCallback: (String filename, ArgResults options) {
expect(filename, equals('server${counter++}.dart'));
expect(options['sdk-root'], equals('sdkroot'));
when(compiler.compile(any, any, generator: any)).thenAnswer(
(Invocation invocation) {
expect(invocation.positionalArguments[0], equals('server${counter++}.dart'));
expect(invocation.positionalArguments[1]['sdk-root'], equals('sdkroot'));
compileCalled.sendPort.send(true);
}),
}
);
final int exitcode = await starter(args, compiler: compiler,
input: streamController.stream,
);
expect(exitcode, equals(0));
......@@ -120,41 +97,50 @@ Future<int> main() async {
await compileCalled.first;
streamController.close();
});
});
group('interactive incremental compile with mocked compiler', () {
final CompilerInterface compiler = new _MockedCompiler();
final List<String> args = <String>[
'--sdk-root',
'sdkroot',
'--incremental'
];
test('recompile few files', () async {
final StreamController<List<int>> streamController =
new StreamController<List<int>>();
new StreamController<List<int>>();
final ReceivePort recompileCalled = new ReceivePort();
int counter = 0;
final List<Uri> expectedInvalidatedFiles = <Uri>[
Uri.base.resolve('file1.dart'),
Uri.base.resolve('file2.dart'),
];
final int exitcode = await starter(args, compiler: new _MockedCompiler(
invalidateCallback: (Uri uri) {
expect(uri, equals(expectedInvalidatedFiles[counter++]));
},
recompileDeltaCallback: () {
expect(counter, equals(2));
recompileCalled.sendPort.send(true);
}),
when(compiler.recompileDelta()).thenAnswer((Invocation invocation) {
recompileCalled.sendPort.send(true);
});
final int exitcode = await starter(args, compiler: compiler,
input: streamController.stream,
);
expect(exitcode, equals(0));
streamController.add('recompile abc\nfile1.dart\nfile2.dart\nabc\n'.codeUnits);
await recompileCalled.first;
verifyInOrder(
<dynamic>[
compiler.invalidate(Uri.base.resolve('file1.dart')),
compiler.invalidate(Uri.base.resolve('file2.dart')),
compiler.recompileDelta(),
]
);
streamController.close();
});
test('accept', () async {
final StreamController<List<int>> inputStreamController =
new StreamController<List<int>>();
new StreamController<List<int>>();
final ReceivePort acceptCalled = new ReceivePort();
final int exitcode = await starter(args, compiler: new _MockedCompiler(
acceptLastDeltaCallback: () {
acceptCalled.sendPort.send(true);
}),
when(compiler.acceptLastDelta()).thenAnswer((Invocation invocation) {
acceptCalled.sendPort.send(true);
});
final int exitcode = await starter(args, compiler: compiler,
input: inputStreamController.stream,
);
expect(exitcode, equals(0));
......@@ -167,10 +153,10 @@ Future<int> main() async {
final StreamController<List<int>> inputStreamController =
new StreamController<List<int>>();
final ReceivePort rejectCalled = new ReceivePort();
final int exitcode = await starter(args, compiler: new _MockedCompiler(
rejectLastDeltaCallback: () {
rejectCalled.sendPort.send(true);
}),
when(compiler.rejectLastDelta()).thenAnswer((Invocation invocation) {
rejectCalled.sendPort.send(true);
});
final int exitcode = await starter(args, compiler: compiler,
input: inputStreamController.stream,
);
expect(exitcode, equals(0));
......@@ -179,45 +165,90 @@ Future<int> main() async {
inputStreamController.close();
});
test('recompile few files', () async {
test('compile then recompile', () async {
final StreamController<List<int>> streamController =
new StreamController<List<int>>();
final ReceivePort recompileCalled = new ReceivePort();
int counter = 0;
final List<Uri> expectedInvalidatedFiles = <Uri>[
Uri.base.resolve('file1.dart'),
Uri.base.resolve('file2.dart'),
Uri.base.resolve('file2.dart'),
Uri.base.resolve('file3.dart'),
];
bool acceptCalled = false;
final int exitcode = await starter(args, compiler: new _MockedCompiler(
invalidateCallback: (Uri uri) {
expect(uri, equals(expectedInvalidatedFiles[counter++]));
},
recompileDeltaCallback: () {
if (counter == 2) {
expect(acceptCalled, equals(false));
} else {
expect(counter, equals(4));
expect(acceptCalled, equals(true));
}
recompileCalled.sendPort.send(true);
},
acceptLastDeltaCallback: () {
expect(acceptCalled, equals(false));
acceptCalled = true;
}),
when(compiler.recompileDelta()).thenAnswer((Invocation invocation) {
recompileCalled.sendPort.send(true);
});
final int exitcode = await starter(args, compiler: compiler,
input: streamController.stream,
);
expect(exitcode, equals(0));
streamController.add('recompile abc\nfile1.dart\nfile2.dart\nabc\n'.codeUnits);
streamController.add('compile file1.dart\n'.codeUnits);
streamController.add('accept\n'.codeUnits);
streamController.add('recompile def\nfile2.dart\nfile3.dart\ndef\n'.codeUnits);
await recompileCalled.first;
verifyInOrder(<dynamic>[
compiler.compile('file1.dart', any, generator: any),
compiler.acceptLastDelta(),
compiler.invalidate(Uri.base.resolve('file2.dart')),
compiler.invalidate(Uri.base.resolve('file3.dart')),
compiler.recompileDelta(),
]);
streamController.close();
});
});
group('interactive incremental compile with mocked IKG', () {
final List<String> args = <String>[
'--sdk-root',
'sdkroot',
'--incremental',
];
test('compile then accept', () async {
final StreamController<List<int>> streamController =
new StreamController<List<int>>();
final StreamController<List<int>> stdoutStreamController =
new StreamController<List<int>>();
final IOSink ioSink = new IOSink(stdoutStreamController.sink);
ReceivePort receivedResult = new ReceivePort();
String boundaryKey;
stdoutStreamController.stream
.transform(UTF8.decoder)
.transform(new LineSplitter())
.listen((String s) {
const String RESULT_OUTPUT_SPACE = 'result ';
if (boundaryKey == null) {
if (s.startsWith(RESULT_OUTPUT_SPACE)) {
boundaryKey = s.substring(RESULT_OUTPUT_SPACE.length);
}
} else {
if (s == boundaryKey) {
boundaryKey = null;
receivedResult.sendPort.send(true);
}
}
});
final _MockedIncrementalKernelGenerator generator =
new _MockedIncrementalKernelGenerator();
when(generator.computeDelta()).thenReturn(new Future<DeltaProgram>.value(
new DeltaProgram(null /* program stub */)
));
final int exitcode = await starter(args, compiler: null,
input: streamController.stream,
output: ioSink,
generator: generator,
kernelSerializer: new _MockedKernelSerializer()
);
expect(exitcode, equals(0));
streamController.add('compile file1.dart\n'.codeUnits);
await receivedResult.first;
streamController.add('accept\n'.codeUnits);
receivedResult = new ReceivePort();
streamController.add('recompile def\nfile1.dart\ndef\n'.codeUnits);
await receivedResult.first;
streamController.close();
});
});
return 0;
}
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