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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/file.dart';
import 'package:file_testing/file_testing.dart';
import 'package:flutter_tools/src/base/io.dart';
import '../src/common.dart';
import 'test_utils.dart';
// This test file does not use [getLocalEngineArguments] because it requires
// multiple specific artifact output types.
const String apkDebugMessage = 'A summary of your APK analysis can be found at: ';
const String iosDebugMessage = 'A summary of your iOS bundle analysis can be found at: ';
const String macOSDebugMessage = 'A summary of your macOS bundle analysis can be found at: ';
const String runDevToolsMessage = 'dart devtools ';
void main() {
testWithoutContext('--analyze-size flag produces expected output on hello_world for Android', () async {
final String workingDirectory = fileSystem.path.join(getFlutterRoot(), 'examples', 'hello_world');
final String flutterBin = fileSystem.path.join(getFlutterRoot(), 'bin', 'flutter');
final ProcessResult result = await processManager.run(<String>[
flutterBin,
'build',
'apk',
'--analyze-size',
'--target-platform=android-arm64',
], workingDirectory: workingDirectory);
printOnFailure('Output of flutter build apk:');
printOnFailure(result.stdout.toString());
printOnFailure(result.stderr.toString());
expect(result.stdout.toString(), contains('app-release.apk (total compressed)'));
final String line = result.stdout.toString()
.split('\n')
.firstWhere((String line) => line.contains(apkDebugMessage));
final String outputFilePath = line.split(apkDebugMessage).last.trim();
expect(fileSystem.file(fileSystem.path.join(workingDirectory, outputFilePath)), exists);
expect(outputFilePath, contains('.flutter-devtools'));
final String devToolsCommand = result.stdout.toString()
.split('\n')
.firstWhere((String line) => line.contains(runDevToolsMessage));
final String commandArguments = devToolsCommand.split(runDevToolsMessage).last.trim();
final String relativeAppSizePath = outputFilePath.split('.flutter-devtools/').last.trim();
expect(commandArguments.contains('--appSizeBase=$relativeAppSizePath'), isTrue);
expect(result.exitCode, 0);
});
testWithoutContext('--analyze-size flag produces expected output on hello_world for iOS', () async {
final String workingDirectory = fileSystem.path.join(getFlutterRoot(), 'examples', 'hello_world');
final String flutterBin = fileSystem.path.join(getFlutterRoot(), 'bin', 'flutter');
final Directory tempDir = fileSystem.systemTempDirectory.createTempSync('flutter_size_test.');
final Directory codeSizeDir = tempDir.childDirectory('code size dir')..createSync();
final ProcessResult result = await processManager.run(<String>[
flutterBin,
'build',
'ios',
'--analyze-size',
'--code-size-directory=${codeSizeDir.path}',
'--no-codesign',
], workingDirectory: workingDirectory);
printOnFailure('Output of flutter build ios:');
printOnFailure(result.stdout.toString());
printOnFailure(result.stderr.toString());
expect(result.stdout.toString(), contains('Dart AOT symbols accounted decompressed size'));
final String line = result.stdout.toString()
.split('\n')
.firstWhere((String line) => line.contains(iosDebugMessage));
final String outputFilePath = line.split(iosDebugMessage).last.trim();
expect(fileSystem.file(fileSystem.path.join(workingDirectory, outputFilePath)), exists);
final String devToolsCommand = result.stdout.toString()
.split('\n')
.firstWhere((String line) => line.contains(runDevToolsMessage));
final String commandArguments = devToolsCommand.split(runDevToolsMessage).last.trim();
final String relativeAppSizePath = outputFilePath.split('.flutter-devtools/').last.trim();
expect(commandArguments.contains('--appSizeBase=$relativeAppSizePath'), isTrue);
expect(codeSizeDir.existsSync(), true);
expect(result.exitCode, 0);
tempDir.deleteSync(recursive: true);
}, skip: !platform.isMacOS); // [intended] iOS can only be built on macos.
testWithoutContext('--analyze-size flag produces expected output on hello_world for macOS', () async {
final String workingDirectory = fileSystem.path.join(getFlutterRoot(), 'examples', 'hello_world');
final String flutterBin = fileSystem.path.join(getFlutterRoot(), 'bin', 'flutter');
final Directory tempDir = fileSystem.systemTempDirectory.createTempSync('flutter_size_test.');
final Directory codeSizeDir = tempDir.childDirectory('code size dir')..createSync();
final ProcessResult configResult = await processManager.run(<String>[
flutterBin,
'config',
'--enable-macos-desktop',
], workingDirectory: workingDirectory);
printOnFailure('Output of flutter config:');
printOnFailure(configResult.stdout.toString());
printOnFailure(configResult.stderr.toString());
final ProcessResult result = await processManager.run(<String>[
flutterBin,
'build',
'macos',
'--analyze-size',
'--code-size-directory=${codeSizeDir.path}',
], workingDirectory: workingDirectory);
printOnFailure('Output of flutter build macos:');
printOnFailure(result.stdout.toString());
printOnFailure(result.stderr.toString());
expect(result.stdout.toString(), contains('Dart AOT symbols accounted decompressed size'));
final String line = result.stdout.toString()
.split('\n')
.firstWhere((String line) => line.contains(macOSDebugMessage));
final String outputFilePath = line.split(macOSDebugMessage).last.trim();
expect(fileSystem.file(fileSystem.path.join(workingDirectory, outputFilePath)), exists);
final String devToolsCommand = result.stdout.toString()
.split('\n')
.firstWhere((String line) => line.contains(runDevToolsMessage));
final String commandArguments = devToolsCommand.split(runDevToolsMessage).last.trim();
final String relativeAppSizePath = outputFilePath.split('.flutter-devtools/').last.trim();
expect(commandArguments.contains('--appSizeBase=$relativeAppSizePath'), isTrue);
expect(codeSizeDir.existsSync(), true);
expect(result.exitCode, 0);
tempDir.deleteSync(recursive: true);
}, skip: !platform.isMacOS); // [intended] this is a macos only test.
testWithoutContext('--analyze-size is only supported in release mode', () async {
final String flutterBin = fileSystem.path.join(getFlutterRoot(), 'bin', 'flutter');
final ProcessResult result = await processManager.run(<String>[
flutterBin,
'build',
'apk',
'--analyze-size',
'--target-platform=android-arm64',
'--debug',
], workingDirectory: fileSystem.path.join(getFlutterRoot(), 'examples', 'hello_world'));
printOnFailure('Output of flutter build apk:');
printOnFailure(result.stdout.toString());
printOnFailure(result.stderr.toString());
expect(result.stderr.toString(), contains('"--analyze-size" can only be used on release builds'));
expect(result.exitCode, 1);
});
testWithoutContext('--analyze-size is not supported in combination with --split-debug-info', () async {
final String flutterBin = fileSystem.path.join(getFlutterRoot(), 'bin', 'flutter');
final ProcessResult result = await processManager.run(<String>[
flutterBin,
'build',
'apk',
'--analyze-size',
'--target-platform=android-arm64',
'--split-debug-info=infos',
], workingDirectory: fileSystem.path.join(getFlutterRoot(), 'examples', 'hello_world'));
expect(result.stderr.toString(), contains('"--analyze-size" cannot be combined with "--split-debug-info"'));
expect(result.exitCode, 1);
});
testWithoutContext('--analyze-size allows overriding the directory for code size files', () async {
final String flutterBin = fileSystem.path.join(getFlutterRoot(), 'bin', 'flutter');
final Directory tempDir = fileSystem.systemTempDirectory.createTempSync('flutter_size_test.');
final ProcessResult result = await processManager.run(<String>[
flutterBin,
'build',
'apk',
'--analyze-size',
'--code-size-directory=${tempDir.path}',
'--target-platform=android-arm64',
'--release',
], workingDirectory: fileSystem.path.join(getFlutterRoot(), 'examples', 'hello_world'));
expect(result.exitCode, 0);
expect(tempDir.existsSync(), true);
expect(tempDir.childFile('snapshot.arm64-v8a.json').existsSync(), true);
expect(tempDir.childFile('trace.arm64-v8a.json').existsSync(), true);
tempDir.deleteSync(recursive: true);
});
}