1 files changed, 49 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/submit/TestHelperOp.java b/java/com/google/gerrit/server/submit/TestHelperOp.java
new file mode 100644
index 0000000000..bbb198ad9a
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+++ b/java/com/google/gerrit/server/submit/TestHelperOp.java
@@ -0,0 +1,49 @@
+// 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.submit;
+
+import com.google.common.flogger.FluentLogger;
+import com.google.gerrit.reviewdb.client.Change;
+import com.google.gerrit.server.change.TestSubmitInput;
+import com.google.gerrit.server.update.BatchUpdateOp;
+import com.google.gerrit.server.update.RepoContext;
+import java.io.IOException;
+import java.util.Queue;
+import org.eclipse.jgit.lib.ObjectId;
+
+class TestHelperOp implements BatchUpdateOp {
+  private static final FluentLogger logger = FluentLogger.forEnclosingClass();
+
+  private final Change.Id changeId;
+  private final TestSubmitInput input;
+
+  TestHelperOp(Change.Id changeId, SubmitStrategy.Arguments args) {
+    this.changeId = changeId;
+    this.input = (TestSubmitInput) args.submitInput;
+  }
+
+  @Override
+  public void updateRepo(RepoContext ctx) throws IOException {
+    Queue<Boolean> q = input.generateLockFailures;
+    if (q != null && !q.isEmpty() && q.remove()) {
+      logger.atFine().log(
+          "Adding bogus ref update to trigger lock failure, via change %s", changeId);
+      ctx.addRefUpdate(
+          ObjectId.fromString("deadbeefdeadbeefdeadbeefdeadbeefdeadbeef"),
+          ObjectId.zeroId(),
+          "refs/test/" + getClass().getSimpleName());
+    }
+  }
+}