2 files changed, 69 insertions, 0 deletions
diff --git a/src/test/java/com/google/devtools/build/skyframe/GraphConcurrencyTest.java b/src/test/java/com/google/devtools/build/skyframe/GraphConcurrencyTest.java
new file mode 100644
index 0000000000..24cde37d6e
--- /dev/null
+++ b/src/test/java/com/google/devtools/build/skyframe/GraphConcurrencyTest.java
@@ -0,0 +1,43 @@
+// Copyright 2015 Google Inc. 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.skyframe;
+
+import org.junit.Before;
+import org.junit.Test;
+
+/** Base class for concurrency sanity tests on {@link EvaluableGraph} implementations. */
+public abstract class GraphConcurrencyTest {
+
+  private static final SkyFunctionName SKY_FUNCTION_NAME =
+      new SkyFunctionName("GraphConcurrencyTestKey", /*isComputed=*/false);
+  private ProcessableGraph graph;
+
+  protected abstract ProcessableGraph getGraph();
+
+  @Before
+  public void init() {
+    this.graph = getGraph();
+  }
+
+  private SkyKey key(String name) {
+    return new SkyKey(SKY_FUNCTION_NAME, name);
+  }
+
+  @Test
+  public void createIfAbsentSanity() {
+    graph.createIfAbsent(key("cat"));
+  }
+
+  // TODO(bazel-team): Add tests.
+}
diff --git a/src/test/java/com/google/devtools/build/skyframe/InMemoryGraphConcurrencyTest.java b/src/test/java/com/google/devtools/build/skyframe/InMemoryGraphConcurrencyTest.java
new file mode 100644
index 0000000000..f58230a006
--- /dev/null
+++ b/src/test/java/com/google/devtools/build/skyframe/InMemoryGraphConcurrencyTest.java
@@ -0,0 +1,26 @@
+// Copyright 2015 Google Inc. 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.skyframe;
+
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+/** Concurrency tests for {@link InMemoryGraph}. */
+@RunWith(JUnit4.class)
+public class InMemoryGraphConcurrencyTest extends GraphConcurrencyTest {
+  @Override
+  protected ProcessableGraph getGraph() {
+    return new InMemoryGraph();
+  }
+}