1 files changed, 71 insertions, 0 deletions
diff --git a/javatests/com/google/gerrit/server/patch/PatchListTest.java b/javatests/com/google/gerrit/server/patch/PatchListTest.java
new file mode 100644
index 0000000000..6fbafb673d
--- /dev/null
+++ b/javatests/com/google/gerrit/server/patch/PatchListTest.java
@@ -0,0 +1,71 @@
+// Copyright (C) 2017 The Android Open Source Project
+//
+// 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.gerrit.server.patch;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import com.google.gerrit.reviewdb.client.Patch;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.InputStream;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.util.Arrays;
+import org.junit.Test;
+
+public class PatchListTest {
+  @Test
+  public void fileOrder() {
+    String[] names = {
+      "zzz", "def/g", "/!xxx", "abc", Patch.MERGE_LIST, "qrx", Patch.COMMIT_MSG,
+    };
+    String[] want = {
+      Patch.COMMIT_MSG, Patch.MERGE_LIST, "/!xxx", "abc", "def/g", "qrx", "zzz",
+    };
+
+    Arrays.sort(names, 0, names.length, PatchList::comparePaths);
+    assertThat(names).isEqualTo(want);
+  }
+
+  @Test
+  public void fileOrderNoMerge() {
+    String[] names = {
+      "zzz", "def/g", "/!xxx", "abc", "qrx", Patch.COMMIT_MSG,
+    };
+    String[] want = {
+      Patch.COMMIT_MSG, "/!xxx", "abc", "def/g", "qrx", "zzz",
+    };
+
+    Arrays.sort(names, 0, names.length, PatchList::comparePaths);
+    assertThat(names).isEqualTo(want);
+  }
+
+  @Test
+  public void largeObjectTombstoneCanBeSerializedAndDeserialized() throws Exception {
+    // Serialize
+    byte[] serializedObject;
+    try (ByteArrayOutputStream baos = new ByteArrayOutputStream();
+        ObjectOutputStream objectStream = new ObjectOutputStream(baos)) {
+      objectStream.writeObject(new PatchListCacheImpl.LargeObjectTombstone());
+      serializedObject = baos.toByteArray();
+      assertThat(serializedObject).isNotNull();
+    }
+    // Deserialize
+    try (InputStream is = new ByteArrayInputStream(serializedObject);
+        ObjectInputStream ois = new ObjectInputStream(is)) {
+      assertThat(ois.readObject()).isInstanceOf(PatchListCacheImpl.LargeObjectTombstone.class);
+    }
+  }
+}