1 files changed, 97 insertions, 0 deletions
diff --git a/src/test/java/com/google/devtools/build/android/desugar/testdata/java8/GenericDefaultInterfaceWithLambda.java b/src/test/java/com/google/devtools/build/android/desugar/testdata/java8/GenericDefaultInterfaceWithLambda.java
new file mode 100644
index 0000000000..58396794bf
--- /dev/null
+++ b/src/test/java/com/google/devtools/build/android/desugar/testdata/java8/GenericDefaultInterfaceWithLambda.java
@@ -0,0 +1,97 @@
+// 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;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+/** An interface with default methods, lambdas, and generics */
+public interface GenericDefaultInterfaceWithLambda<T> {
+
+  T getBaseValue();
+
+  T increment(T value);
+
+  String toString(T value);
+
+  public default ArrayList<T> toList(int bound) {
+    ArrayList<T> result = new ArrayList<>();
+    if (bound == 0) {
+      return result;
+    }
+    result.add(getBaseValue());
+    for (int i = 1; i < bound; ++i) {
+      result.add(increment(result.get(i - 1)));
+    }
+    return result;
+  }
+
+  public default List<String> convertToStringList(List<T> list) {
+    return list.stream().map(this::toString).collect(Collectors.toList());
+  }
+
+  public default Function<Integer, ArrayList<T>> toListSupplier() {
+    return this::toList;
+  }
+
+  /** The type parameter is concretized to {@link Number} */
+  interface LevelOne<T extends Number> extends GenericDefaultInterfaceWithLambda<T> {}
+
+  /** The type parameter is instantiated to {@link Integer} */
+  interface LevelTwo extends LevelOne<Integer> {
+
+    @Override
+    default Integer getBaseValue() {
+      return 0;
+    }
+  }
+
+  /** An abstract class with no implementing methods. */
+  abstract static class ClassOne implements LevelTwo {}
+
+  /** A class for {@link Integer} */
+  class ClassTwo extends ClassOne {
+
+    @Override
+    public Integer increment(Integer value) {
+      return value + 1;
+    }
+
+    @Override
+    public String toString(Integer value) {
+      return value.toString();
+    }
+  }
+
+  /** A class fo {@link Long} */
+  class ClassThree implements LevelOne<Long> {
+
+    @Override
+    public Long getBaseValue() {
+      return Long.valueOf(0);
+    }
+
+    @Override
+    public Long increment(Long value) {
+      return value + 1;
+    }
+
+    @Override
+    public String toString(Long value) {
+      return value.toString();
+    }
+  }
+}