Regression test for reflective platform use of default initializers
Bug: b/246679983
Change-Id: I09c94fdbb504e8debc4d39e1aef2a8c6cf6be5cc
diff --git a/src/test/java/com/android/tools/r8/shaking/ForwardingConstructorShakingOnDexTest.java b/src/test/java/com/android/tools/r8/shaking/constructor/ForwardingConstructorShakingOnDexTest.java
similarity index 96%
rename from src/test/java/com/android/tools/r8/shaking/ForwardingConstructorShakingOnDexTest.java
rename to src/test/java/com/android/tools/r8/shaking/constructor/ForwardingConstructorShakingOnDexTest.java
index 34fe591..96e9e92 100644
--- a/src/test/java/com/android/tools/r8/shaking/ForwardingConstructorShakingOnDexTest.java
+++ b/src/test/java/com/android/tools/r8/shaking/constructor/ForwardingConstructorShakingOnDexTest.java
@@ -1,8 +1,8 @@
-// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// Copyright (c) 2023, the R8 project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
-package com.android.tools.r8.shaking;
+package com.android.tools.r8.shaking.constructor;
import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent;
import static org.hamcrest.MatcherAssert.assertThat;
diff --git a/src/test/java/com/android/tools/r8/shaking/ForwardingConstructorShakingOnDexWithClassMergingTest.java b/src/test/java/com/android/tools/r8/shaking/constructor/ForwardingConstructorShakingOnDexWithClassMergingTest.java
similarity index 97%
rename from src/test/java/com/android/tools/r8/shaking/ForwardingConstructorShakingOnDexWithClassMergingTest.java
rename to src/test/java/com/android/tools/r8/shaking/constructor/ForwardingConstructorShakingOnDexWithClassMergingTest.java
index 587abff..fddfa66 100644
--- a/src/test/java/com/android/tools/r8/shaking/ForwardingConstructorShakingOnDexWithClassMergingTest.java
+++ b/src/test/java/com/android/tools/r8/shaking/constructor/ForwardingConstructorShakingOnDexWithClassMergingTest.java
@@ -1,8 +1,8 @@
-// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// Copyright (c) 2023, the R8 project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
-package com.android.tools.r8.shaking;
+package com.android.tools.r8.shaking.constructor;
import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent;
import static org.hamcrest.MatcherAssert.assertThat;
diff --git a/src/test/java/com/android/tools/r8/shaking/constructor/ForwardingConstructorUsedFromPlatformShakingOnDexTest.java b/src/test/java/com/android/tools/r8/shaking/constructor/ForwardingConstructorUsedFromPlatformShakingOnDexTest.java
new file mode 100644
index 0000000..534bbb9
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/shaking/constructor/ForwardingConstructorUsedFromPlatformShakingOnDexTest.java
@@ -0,0 +1,75 @@
+// Copyright (c) 2023, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.shaking.constructor;
+
+import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent;
+import static org.hamcrest.MatcherAssert.assertThat;
+
+import com.android.tools.r8.NeverClassInline;
+import com.android.tools.r8.TestBase;
+import com.android.tools.r8.TestParameters;
+import com.android.tools.r8.TestParametersCollection;
+import com.android.tools.r8.utils.codeinspector.ClassSubject;
+import com.android.tools.r8.utils.codeinspector.CodeInspector;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameter;
+import org.junit.runners.Parameterized.Parameters;
+
+@RunWith(Parameterized.class)
+public class ForwardingConstructorUsedFromPlatformShakingOnDexTest extends TestBase {
+
+ @Parameter(0)
+ public TestParameters parameters;
+
+ @Parameters(name = "{0}")
+ public static TestParametersCollection data() {
+ return getTestParameters().withAllRuntimesAndApiLevels().build();
+ }
+
+ @Test
+ public void test() throws Exception {
+ testForR8(parameters.getBackend())
+ .addProgramClasses(Main.class, MyFragment.class)
+ .addLibraryClasses(Fragment.class)
+ .addLibraryFiles(parameters.getDefaultRuntimeLibrary())
+ .addKeepMainRule(Main.class)
+ .enableNeverClassInliningAnnotations()
+ .setMinApi(parameters)
+ .compile()
+ .inspect(this::inspect)
+ .addBootClasspathClasses(Fragment.class)
+ .run(parameters.getRuntime(), Main.class)
+ .assertSuccessWithOutputLines("Instantiating");
+ }
+
+ private void inspect(CodeInspector inspector) {
+ ClassSubject myFragmentClassSubject = inspector.clazz(MyFragment.class);
+ assertThat(myFragmentClassSubject, isPresent());
+ assertThat(myFragmentClassSubject.init(), isPresent());
+ }
+
+ public abstract static class Fragment {
+
+ public Fragment newInstance() throws Exception {
+ System.out.println("Instantiating");
+ return getClass().getDeclaredConstructor().newInstance();
+ }
+ }
+
+ public static class Main {
+
+ public static void main(String[] args) throws Exception {
+ new MyFragment().newInstance();
+ }
+ }
+
+ @NeverClassInline
+ public static class MyFragment extends Fragment {
+
+ public MyFragment() {}
+ }
+}
