Config lib dependencies when using flavors (#34592)

dev/devicelab/bin/tasks/gradle_plugin_bundle_test.dart

@@ -7,19 +7,26 @@ import 'dart:async';
 import 'package:flutter_devicelab/framework/apk_utils.dart';
 import 'package:flutter_devicelab/framework/framework.dart';
 import 'package:flutter_devicelab/framework/utils.dart';
+import 'package:path/path.dart' as path;
 
 Future<void> main() async {
   await task(() async {
     try {
-      await runPluginProjectTest((FlutterPluginProject pluginProject) async {
+      await runProjectTest((FlutterProject project) async {
         section('App bundle content for task bundleRelease without explicit target platform');
-        await pluginProject.runGradleTask('bundleRelease');
+        await project.runGradleTask('bundleRelease');
 
-        if (!pluginProject.hasReleaseBundle)
-          throw TaskResult.failure(
-              'Gradle did not produce a release aab file at: ${pluginProject.releaseBundlePath}');
+        final String releaseBundle = path.join(
+            project.rootPath,
+            'build',
+            'app',
+            'outputs',
+            'bundle',
+            'release',
+            'app.aab',
+          );
 
-        final Iterable<String> bundleFiles = await pluginProject.getFilesInAppBundle(pluginProject.releaseBundlePath);
+        final Iterable<String> bundleFiles = await getFilesInAppBundle(releaseBundle);
 
         checkItContains<String>(<String>[
           'base/manifest/AndroidManifest.xml',
@@ -31,16 +38,51 @@ Future<void> main() async {
         ], bundleFiles);
       });
 
-      await runPluginProjectTest((FlutterPluginProject pluginProject) async {
+      await runProjectTest((FlutterProject project) async {
+        section('App bundle content using flavors without explicit target platform');
+        // Add a few flavors.
+        await project.addProductFlavors(<String> ['production', 'staging', 'development']);
+        // Build the production flavor in release mode.
+        await project.runGradleTask('bundleProductionRelease');
+
+        final String bundlePath = path.join(
+            project.rootPath,
+            'build',
+            'app',
+            'outputs',
+            'bundle',
+            'productionRelease',
+            'app.aab',
+          );
+
+        final Iterable<String> bundleFiles = await getFilesInAppBundle(bundlePath);
+
+        checkItContains<String>(<String>[
+          'base/manifest/AndroidManifest.xml',
+          'base/dex/classes.dex',
+          'base/lib/arm64-v8a/libapp.so',
+          'base/lib/arm64-v8a/libflutter.so',
+          'base/lib/armeabi-v7a/libapp.so',
+          'base/lib/armeabi-v7a/libflutter.so',
+        ], bundleFiles);
+      });
+
+      await runProjectTest((FlutterProject project) async {
         section('App bundle content for task bundleRelease with target platform = android-arm');
-        await pluginProject.runGradleTask('bundleRelease',
+        await project.runGradleTask('bundleRelease',
             options: <String>['-Ptarget-platform=android-arm']);
 
-        if (!pluginProject.hasReleaseBundle)
-          throw TaskResult.failure(
-              'Gradle did not produce a release aab file at: ${pluginProject.releaseBundlePath}');
+        final String releaseBundle = path.join(
+            project.rootPath,
+            'build',
+            'app',
+            'outputs',
+            'bundle',
+            'release',
+            'app.aab',
+          );
 
-        final Iterable<String> bundleFiles = await pluginProject.getFilesInAppBundle(pluginProject.releaseBundlePath);
+        final Iterable<String> bundleFiles = await getFilesInAppBundle(releaseBundle);
 
         checkItContains<String>(<String>[
           'base/manifest/AndroidManifest.xml',

dev/devicelab/bin/tasks/gradle_plugin_fat_apk_test.dart

@@ -17,11 +17,7 @@ Future<void> main() async {
         section('APK content for task assembleDebug without explicit target platform');
         await pluginProject.runGradleTask('assembleDebug');
 
-        if (!pluginProject.hasDebugApk)
-          throw TaskResult.failure(
-              'Gradle did not produce a debug apk file at: ${pluginProject.debugApkPath}');
-
-        final Iterable<String> apkFiles = await pluginProject.getFilesInApk(pluginProject.debugApkPath);
+        final Iterable<String> apkFiles = await getFilesInApk(pluginProject.debugApkPath);
 
         checkItContains<String>(<String>[
           'AndroidManifest.xml',
@@ -48,11 +44,7 @@ Future<void> main() async {
         section('APK content for task assembleRelease without explicit target platform');
         await pluginProject.runGradleTask('assembleRelease');
 
-        if (!pluginProject.hasReleaseApk)
-          throw TaskResult.failure(
-              'Gradle did not produce a release apk file at: ${pluginProject.releaseApkPath}');
-
-        final Iterable<String> apkFiles = await pluginProject.getFilesInApk(pluginProject.releaseApkPath);
+        final Iterable<String> apkFiles = await getFilesInApk(pluginProject.releaseApkPath);
 
         checkItContains<String>(<String>[
           'AndroidManifest.xml',
@@ -75,11 +67,7 @@ Future<void> main() async {
         await pluginProject.runGradleTask('assembleRelease',
             options: <String>['-Ptarget-platform=android-arm,android-arm64']);
 
-        if (!pluginProject.hasReleaseApk)
-          throw TaskResult.failure(
-              'Gradle did not produce a release apk at: ${pluginProject.releaseApkPath}');
-
-        final Iterable<String> apkFiles = await pluginProject.getFilesInApk(pluginProject.releaseApkPath);
+        final Iterable<String> apkFiles = await getFilesInApk(pluginProject.releaseApkPath);
 
         checkItContains<String>(<String>[
           'AndroidManifest.xml',
@@ -103,11 +91,7 @@ Future<void> main() async {
         await pluginProject.runGradleTask('assembleRelease',
             options: <String>['-Ptarget-platform=android-arm,android-arm64', '-Psplit-per-abi=true']);
 
-        if (!pluginProject.hasReleaseArmApk)
-          throw TaskResult.failure(
-              'Gradle did not produce a release apk at: ${pluginProject.releaseArmApkPath}');
-
-        final Iterable<String> armApkFiles = await pluginProject.getFilesInApk(pluginProject.releaseArmApkPath);
+        final Iterable<String> armApkFiles = await getFilesInApk(pluginProject.releaseArmApkPath);
 
         checkItContains<String>(<String>[
           'AndroidManifest.xml',
@@ -122,11 +106,7 @@ Future<void> main() async {
           'assets/flutter_assets/vm_snapshot_data',
         ], armApkFiles);
 
-        if (!pluginProject.hasReleaseArm64Apk)
-          throw TaskResult.failure(
-              'Gradle did not produce a release apk at: ${pluginProject.releaseArm64ApkPath}');
-
-        final Iterable<String> arm64ApkFiles = await pluginProject.getFilesInApk(pluginProject.releaseArm64ApkPath);
+        final Iterable<String> arm64ApkFiles = await getFilesInApk(pluginProject.releaseArm64ApkPath);
 
         checkItContains<String>(<String>[
           'AndroidManifest.xml',

dev/devicelab/bin/tasks/gradle_plugin_light_apk_test.dart

@@ -17,11 +17,7 @@ Future<void> main() async {
         await pluginProject.runGradleTask('assembleDebug',
             options: <String>['-Ptarget-platform=android-arm']);
 
-        if (!pluginProject.hasDebugApk)
-          throw TaskResult.failure(
-              'Gradle did not produce a debug apk file at: ${pluginProject.debugApkPath}');
-
-        final Iterable<String> apkFiles = await pluginProject.getFilesInApk(pluginProject.debugApkPath);
+        final Iterable<String> apkFiles = await getFilesInApk(pluginProject.debugApkPath);
 
         checkItContains<String>(<String>[
           'AndroidManifest.xml',
@@ -47,11 +43,7 @@ Future<void> main() async {
         await pluginProject.runGradleTask('assembleRelease',
             options: <String>['-Ptarget-platform=android-arm']);
 
-        if (!pluginProject.hasReleaseApk)
-          throw TaskResult.failure(
-              'Gradle did not produce a release apk file at: ${pluginProject.releaseApkPath}');
-
-        final Iterable<String> apkFiles = await pluginProject.getFilesInApk(pluginProject.releaseApkPath);
+        final Iterable<String> apkFiles = await getFilesInApk(pluginProject.releaseApkPath);
 
         checkItContains<String>(<String>[
           'AndroidManifest.xml',
@@ -74,11 +66,7 @@ Future<void> main() async {
         await pluginProject.runGradleTask('assembleRelease',
             options: <String>['-Ptarget-platform=android-arm64']);
 
-        if (!pluginProject.hasReleaseApk)
-          throw TaskResult.failure(
-              'Gradle did not produce a release apk file at: ${pluginProject.releaseApkPath}');
-
-        final Iterable<String> apkFiles = await pluginProject.getFilesInApk(pluginProject.releaseApkPath);
+        final Iterable<String> apkFiles = await getFilesInApk(pluginProject.releaseApkPath);
 
         checkItContains<String>(<String>[
           'AndroidManifest.xml',
@@ -124,7 +112,7 @@ Future<void> main() async {
 
       await runProjectTest((FlutterProject project) async {
         section('gradlew assembleFreeDebug (product flavor)');
-        await project.addProductFlavor('free');
+        await project.addProductFlavors(<String>['free']);
         await project.runGradleTask('assembleFreeDebug');
       });
 
@@ -169,7 +157,7 @@ Future<void> main() async {
       await runPluginProjectTest((FlutterPluginProject pluginProject) async {
         section('gradlew assembleDebug on plugin example');
         await pluginProject.runGradleTask('assembleDebug');
-        if (!pluginProject.hasDebugApk)
+        if (!File(pluginProject.debugApkPath).existsSync())
           throw TaskResult.failure(
               'Gradle did not produce an apk file at the expected place');
       });

dev/devicelab/lib/framework/apk_utils.dart

@@ -34,6 +34,27 @@ Future<void> runPluginProjectTest(Future<void> testFunction(FlutterPluginProject
   }
 }
 
+Future<Iterable<String>> getFilesInApk(String apk) async {
+  if (!File(apk).existsSync())
+    throw TaskResult.failure(
+        'Gradle did not produce an output artifact file at: $apk');
+
+  final Process unzip = await startProcess(
+    'unzip',
+    <String>['-v', apk],
+    isBot: false, // we just want to test the output, not have any debugging info
+  );
+  return unzip.stdout
+      .transform(utf8.decoder)
+      .transform(const LineSplitter())
+      .map((String line) => line.split(' ').last)
+      .toList();
+}
+
+Future<Iterable<String>> getFilesInAppBundle(String bundle) {
+  return getFilesInApk(bundle);
+}
+
 void checkItContains<T>(Iterable<T> values, Iterable<T> collection) {
   for (T value in values) {
     if (!collection.contains(value)) {
@@ -95,20 +116,25 @@ android {
     ''');
   }
 
-  Future<void> addProductFlavor(String name) async {
+  Future<void> addProductFlavors(Iterable<String> flavors) async {
     final File buildScript = File(
       path.join(androidPath, 'app', 'build.gradle'),
     );
 
-    buildScript.openWrite(mode: FileMode.append).write('''
+    final String flavorConfig = flavors.map((String name) {
+      return '''
+$name {
+    applicationIdSuffix ".$name"
+    versionNameSuffix "-$name"
+}
+      ''';
+    }).join('\n');
 
+    buildScript.openWrite(mode: FileMode.append).write('''
 android {
     flavorDimensions "mode"
     productFlavors {
-        $name {
-            applicationIdSuffix ".$name"
-            versionNameSuffix "-$name"
-        }
+        $flavorConfig
     }
 }
     ''');
@@ -160,32 +186,9 @@ class FlutterPluginProject {
   String get releaseArm64ApkPath => path.join(examplePath, 'build', 'app', 'outputs', 'apk', 'release', 'app-arm64-v8a-release.apk');
   String get releaseBundlePath => path.join(examplePath, 'build', 'app', 'outputs', 'bundle', 'release', 'app.aab');
 
-  bool get hasDebugApk => File(debugApkPath).existsSync();
-  bool get hasReleaseApk => File(releaseApkPath).existsSync();
-  bool get hasReleaseArmApk => File(releaseArmApkPath).existsSync();
-  bool get hasReleaseArm64Apk => File(releaseArm64ApkPath).existsSync();
-  bool get hasReleaseBundle => File(releaseBundlePath).existsSync();
-
   Future<void> runGradleTask(String task, {List<String> options}) async {
     return _runGradleTask(workingDirectory: exampleAndroidPath, task: task, options: options);
   }
-
-  Future<Iterable<String>> getFilesInApk(String apk) async {
-    final Process unzip = await startProcess(
-      'unzip',
-      <String>['-v', apk],
-      isBot: false, // we just want to test the output, not have any debugging info
-    );
-    return unzip.stdout
-        .transform(utf8.decoder)
-        .transform(const LineSplitter())
-        .map((String line) => line.split(' ').last)
-        .toList();
-  }
-
-  Future<Iterable<String>> getFilesInAppBundle(String bundle) {
-    return getFilesInApk(bundle);
-  }
 }
 
 Future<void> _runGradleTask({String workingDirectory, String task, List<String> options}) async {

packages/flutter_tools/gradle/flutter.gradle

@@ -114,7 +114,6 @@ class FlutterPlugin implements Plugin<Project> {
             String abiValue = PLATFORM_ARCH_MAP[targetArch]
             project.android {
                 packagingOptions {
-                    pickFirst "lib/${abiValue}/libflutter.so"
                     // Prevent the ELF library from getting corrupted.
                     doNotStrip "*/${abiValue}/libapp.so"
                 }
@@ -178,7 +177,7 @@ class FlutterPlugin implements Plugin<Project> {
             // The local engine is built for one of the build type.
             // However, we use the same engine for each of the build types.
             project.android.buildTypes.each {
-                addApiDependencies(project, it, project.files {
+                addApiDependencies(project, it.name, project.files {
                     flutterJar
                 })
             }
@@ -219,13 +218,13 @@ class FlutterPlugin implements Plugin<Project> {
             // added after applying the Flutter plugin.
             project.android.buildTypes.each {
                 def buildMode = buildModeFor(it)
-                addApiDependencies(project, it, project.files {
+                addApiDependencies(project, it.name, project.files {
                     baseJar[buildMode]
                 })
             }
             project.android.buildTypes.whenObjectAdded {
                 def buildMode = buildModeFor(it)
-                addApiDependencies(project, it, project.files {
+                addApiDependencies(project, it.name, project.files {
                     baseJar[buildMode]
                 })
             }
@@ -356,14 +355,14 @@ class FlutterPlugin implements Plugin<Project> {
         }
     }
 
-    private static void addApiDependencies(Project project, buildType, FileCollection files) {
+    private static void addApiDependencies(Project project, String variantName, FileCollection files) {
         project.dependencies {
             String configuration;
             // `compile` dependencies are now `api` dependencies.
             if (project.getConfigurations().findByName("api")) {
-                configuration = buildType.name + "Api";
+                configuration = "${variantName}Api";
             } else {
-                configuration = buildType.name + "Compile";
+                configuration = "${variantName}Compile";
             }
             add(configuration, files)
         }
@@ -549,7 +548,7 @@ class FlutterPlugin implements Plugin<Project> {
                 }
             }
             // Include the snapshots and libflutter.so in `lib/`.
-            addApiDependencies(project, buildType, project.files {
+            addApiDependencies(project, variant.name, project.files {
                 packFlutterSnapshotsAndLibsTask
             })
 

packages/flutter_tools/lib/src/android/gradle.dart

@@ -587,8 +587,12 @@ File _findBundleFile(GradleProject project, BuildInfo buildInfo) {
   if (bundleFile.existsSync())
     return bundleFile;
   if (buildInfo.flavor != null) {
+
     // Android Studio Gradle plugin v3 adds the flavor to the path. For the bundle the folder name is the flavor plus the mode name.
-    bundleFile = project.bundleDirectory.childDirectory(buildInfo.flavor + modeName).childFile(bundleFileName);
+    // On linux, filenames are case sensitive.
+    bundleFile = project.bundleDirectory
+        .childDirectory(camelCase('${buildInfo.flavor}_$modeName'))
+        .childFile(bundleFileName);
     if (bundleFile.existsSync())
       return bundleFile;
   }