1 files changed, 33 insertions, 0 deletions
diff --git a/javatests/com/google/gerrit/index/query/AndSourceTest.java b/javatests/com/google/gerrit/index/query/AndSourceTest.java
new file mode 100644
index 0000000000..3ae48fb756
--- /dev/null
+++ b/javatests/com/google/gerrit/index/query/AndSourceTest.java
@@ -0,0 +1,33 @@
+// Copyright (C) 2022 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.index.query;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import com.google.common.collect.Lists;
+import org.junit.Test;
+
+public class AndSourceTest extends PredicateTest {
+  @Test
+  public void ensureLowerCostPredicateRunsFirst() {
+    TestMatchablePredicate p1 = new TestMatchablePredicate("predicate1", "foo", 10);
+    TestMatchablePredicate p2 = new TestMatchablePredicate("predicate2", "foo", 1);
+    AndSource<String> andSource = new AndSource<>(Lists.newArrayList(p1, p2), null);
+    andSource.match("bar");
+    assertFalse(p1.ranMatch);
+    assertTrue(p2.ranMatch);
+  }
+}