1 files changed, 65 insertions, 0 deletions
diff --git a/java/com/google/gerrit/extensions/common/testing/RangeSubject.java b/java/com/google/gerrit/extensions/common/testing/RangeSubject.java
new file mode 100644
index 0000000000..db7f0d1782
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+++ b/java/com/google/gerrit/extensions/common/testing/RangeSubject.java
@@ -0,0 +1,65 @@
+// Copyright (C) 2016 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.extensions.common.testing;
+
+import static com.google.common.truth.Fact.fact;
+import static com.google.common.truth.Truth.assertAbout;
+
+import com.google.common.truth.FailureMetadata;
+import com.google.common.truth.IntegerSubject;
+import com.google.common.truth.Subject;
+import com.google.common.truth.Truth;
+import com.google.gerrit.extensions.client.Comment;
+
+public class RangeSubject extends Subject<RangeSubject, Comment.Range> {
+
+  public static RangeSubject assertThat(Comment.Range range) {
+    return assertAbout(RangeSubject::new).that(range);
+  }
+
+  private RangeSubject(FailureMetadata failureMetadata, Comment.Range range) {
+    super(failureMetadata, range);
+  }
+
+  public IntegerSubject startLine() {
+    return Truth.assertThat(actual().startLine).named("startLine");
+  }
+
+  public IntegerSubject startCharacter() {
+    return Truth.assertThat(actual().startCharacter).named("startCharacter");
+  }
+
+  public IntegerSubject endLine() {
+    return Truth.assertThat(actual().endLine).named("endLine");
+  }
+
+  public IntegerSubject endCharacter() {
+    return Truth.assertThat(actual().endCharacter).named("endCharacter");
+  }
+
+  public void isValid() {
+    isNotNull();
+    if (!actual().isValid()) {
+      failWithoutActual(fact("expected", "valid"));
+    }
+  }
+
+  public void isInvalid() {
+    isNotNull();
+    if (actual().isValid()) {
+      failWithoutActual(fact("expected", "not valid"));
+    }
+  }
+}