Open source tests for Android desugarer.

These tests will fail with a helpful error message if you do not have android_sdk_repository set up. They currently require that platform 25 be installed in your SDK.

RELNOTES: None
PiperOrigin-RevId: 168570577

1 files changed, 56 insertions, 0 deletions

diff --git a/src/test/java/com/google/devtools/build/android/desugar/testdata/java8/Java7InterfaceWithBridges.java b/src/test/java/com/google/devtools/build/android/desugar/testdata/java8/Java7InterfaceWithBridges.java
new file mode 100644
index 0000000000..ae9ef4f765
--- /dev/null
+++ b/src/test/java/com/google/devtools/build/android/desugar/testdata/java8/Java7InterfaceWithBridges.java
@@ -0,0 +1,56 @@
+// Copyright 2017 The Bazel Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+package com.google.devtools.build.android.desugar.testdata.java8;
+
+/**
+ * The test classes for desugaring default methods. Desugar is not expected to generate companion
+ * classes for interfaces without default methods. The bridge methods are automatically generated by
+ * javac and put in the implementing classes.
+ *
+ * <p>NOTE: There should be NO companion class generated for this class.
+ */
+public interface Java7InterfaceWithBridges<T> {
+  T add(T value);
+
+  /** Concretize T to {@link Number)} */
+  interface LevelOne<T extends Number> extends Java7InterfaceWithBridges<T> {
+    @Override
+    T add(T value);
+  }
+
+  /** Concretize to {@link Integer} */
+  interface LevelTwo extends LevelOne<Integer> {
+    @Override
+    Integer add(Integer value);
+  }
+
+  /** Empty abstract class. This class should have no bridge methods */
+  abstract static class AbstractClassOne implements LevelTwo {}
+
+  /** Implementing class. */
+  static class ClassAddOne extends AbstractClassOne {
+    @Override
+    public Integer add(Integer value) {
+      return value + 1;
+    }
+  }
+
+  /** Implementing class. */
+  static class ClassAddTwo extends AbstractClassOne implements LevelTwo {
+    @Override
+    public Integer add(Integer value) {
+      return value + 2;
+    }
+  }
+}