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Expose the Flutter engine, Dart and Skia versions to Dart. (flutter#7634
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| // Copyright 2013 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. | ||
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| #include "flutter/lib/ui/versions.h" | ||
| #include "flutter/common/version/version.h" | ||
| #include "third_party/tonic/converter/dart_converter.h" | ||
| #include "third_party/tonic/dart_library_natives.h" | ||
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| #include <string> | ||
| #include <vector> | ||
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| using tonic::DartConverter; | ||
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| namespace blink { | ||
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| // returns a vector with 3 versions. | ||
| // Dart, Skia and Flutter engine versions in this order. | ||
| void GetVersions(Dart_NativeArguments args) { | ||
| const std::vector<std::string> versions_list = { | ||
| GetDartVersion(), GetSkiaVersion(), GetFlutterEngineVersion()}; | ||
| Dart_Handle dart_val = | ||
| DartConverter<std::vector<std::string>>::ToDart(versions_list); | ||
| Dart_SetReturnValue(args, dart_val); | ||
| } | ||
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| void Versions::RegisterNatives(tonic::DartLibraryNatives* natives) { | ||
| natives->Register({{"Versions_getVersions", GetVersions, 1, true}}); | ||
| } | ||
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| } // namespace blink |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| // Copyright 2013 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. | ||
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| part of dart.ui; | ||
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| /// Wraps version information for Dart, Skia and Flutter. | ||
| class Versions { | ||
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| /// Builds a versions object using the information | ||
| /// we get from calling the native getVersions. | ||
| factory Versions._internal() { | ||
| final List<String> versions = _getVersions(); | ||
| return Versions._(versions[0], versions[1], versions[2]); | ||
| } | ||
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| /// Private constructor to capture the versions. | ||
| Versions._( | ||
| this.dartVersion, | ||
| this.skiaVersion, | ||
| this.flutterEngineVersion | ||
| ) : assert(dartVersion != null), | ||
| assert(skiaVersion != null), | ||
| assert(flutterEngineVersion != null); | ||
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| /// returns a vector with 3 versions. | ||
| /// Dart, Skia and Flutter engine versions in this order. | ||
| static List<String> _getVersions() native 'Versions_getVersions'; | ||
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| final String dartVersion; | ||
| final String skiaVersion; | ||
| final String flutterEngineVersion; | ||
| } | ||
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| /// [Versions] singleton. This object exposes Dart, Skia and | ||
| /// Flutter engine versions. | ||
| final Versions versions = Versions._internal(); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| // Copyright 2013 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. | ||
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| #ifndef FLUTTER_LIB_UI_VERSIONS_H_ | ||
| #define FLUTTER_LIB_UI_VERSIONS_H_ | ||
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| namespace tonic { | ||
| class DartLibraryNatives; | ||
| } // namespace tonic | ||
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| namespace blink { | ||
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| class Versions final { | ||
| public: | ||
| static void RegisterNatives(tonic::DartLibraryNatives* natives); | ||
| }; | ||
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| } // namespace blink | ||
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| #endif // FLUTTER_LIB_UI_VERSIONS_H_ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,35 @@ | ||
| // Copyright 2013 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. | ||
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| // HACK: pretend to be dart.ui in order to access its internals | ||
| library dart.ui; | ||
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| import 'package:test/test.dart'; | ||
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| part '../../lib/ui/versions.dart'; | ||
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| bool _isNotEmpty(String s) { | ||
| if (s == null || s.isEmpty) { | ||
| return false; | ||
| } else { | ||
| return true; | ||
| } | ||
| } | ||
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| void main() { | ||
| test('dartVersion should not be empty', () { | ||
| final String dartVersion = versions.dartVersion; | ||
| expect(_isNotEmpty(dartVersion), equals(true)); | ||
| }); | ||
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| test('skiaVersion should not be empty', () { | ||
| final String skiaVersion = versions.skiaVersion; | ||
| expect(_isNotEmpty(skiaVersion), equals(true)); | ||
| }); | ||
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| test('flutterEngineVersion should not be empty', () { | ||
| final String flutterEngineVersion = versions.flutterEngineVersion; | ||
| expect(_isNotEmpty(flutterEngineVersion), equals(true)); | ||
| }); | ||
| } |