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diff --git a/javatests/com/google/gerrit/acceptance/rest/revision/RevisionIT.java b/javatests/com/google/gerrit/acceptance/rest/revision/RevisionIT.java
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+// 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.acceptance.rest.revision;
+
+import static com.google.common.truth.Truth.assertThat;
+import static com.google.gerrit.acceptance.PushOneCommit.FILE_CONTENT;
+import static com.google.gerrit.acceptance.PushOneCommit.FILE_NAME;
+import static java.nio.charset.StandardCharsets.UTF_8;
+
+import com.google.gerrit.acceptance.AbstractDaemonTest;
+import com.google.gerrit.acceptance.PushOneCommit;
+import com.google.gerrit.acceptance.RestResponse;
+import com.google.gerrit.extensions.api.changes.ReviewInput;
+import com.google.gerrit.extensions.common.ChangeInfo;
+import org.eclipse.jgit.lib.ObjectId;
+import org.eclipse.jgit.util.Base64;
+import org.junit.Test;
+
+public class RevisionIT extends AbstractDaemonTest {
+  @Test
+  public void contentOfParent() throws Exception {
+    String parentContent = "parent content";
+    PushOneCommit.Result parent = createChange("Parent change", FILE_NAME, parentContent);
+    parent.assertOkStatus();
+
+    gApi.changes().id(parent.getChangeId()).current().review(ReviewInput.approve());
+    gApi.changes().id(parent.getChangeId()).current().submit();
+
+    PushOneCommit.Result child = createChange("Child change", FILE_NAME, FILE_CONTENT);
+    child.assertOkStatus();
+    assertContent(child, FILE_NAME, FILE_CONTENT);
+
+    RestResponse response =
+        adminRestSession.get(
+            "/changes/"
+                + child.getChangeId()
+                + "/revisions/current/files/"
+                + FILE_NAME
+                + "/content?parent=1");
+    response.assertOK();
+    assertThat(new String(Base64.decode(response.getEntityContent()), UTF_8))
+        .isEqualTo(parentContent);
+  }
+
+  @Test
+  public void contentOfInvalidParent() throws Exception {
+    String parentContent = "parent content";
+    PushOneCommit.Result parent = createChange("Parent change", FILE_NAME, parentContent);
+    parent.assertOkStatus();
+
+    gApi.changes().id(parent.getChangeId()).current().review(ReviewInput.approve());
+    gApi.changes().id(parent.getChangeId()).current().submit();
+
+    PushOneCommit.Result child = createChange("Child change", FILE_NAME, FILE_CONTENT);
+    child.assertOkStatus();
+    assertContent(child, FILE_NAME, FILE_CONTENT);
+
+    RestResponse response =
+        adminRestSession.get(
+            "/changes/"
+                + child.getChangeId()
+                + "/revisions/current/files/"
+                + FILE_NAME
+                + "/content?parent=10");
+    response.assertBadRequest();
+    assertThat(response.getEntityContent()).isEqualTo("invalid parent");
+  }
+
+  @Test
+  public void getReview() throws Exception {
+    PushOneCommit.Result r = createChange();
+    ObjectId ps1Commit = r.getCommit();
+    r = amendChange(r.getChangeId());
+    ObjectId ps2Commit = r.getCommit();
+
+    ChangeInfo info1 = checkRevisionReview(r, 1, ps1Commit);
+    assertThat(info1.currentRevision).isNull();
+
+    ChangeInfo info2 = checkRevisionReview(r, 2, ps2Commit);
+    assertThat(info2.currentRevision).isEqualTo(ps2Commit.name());
+  }
+
+  private ChangeInfo checkRevisionReview(
+      PushOneCommit.Result r, int psNum, ObjectId expectedRevision) throws Exception {
+    gApi.changes().id(r.getChangeId()).current().review(ReviewInput.approve());
+
+    RestResponse response =
+        adminRestSession.get("/changes/" + r.getChangeId() + "/revisions/" + psNum + "/review");
+    response.assertOK();
+    ChangeInfo info = newGson().fromJson(response.getReader(), ChangeInfo.class);
+
+    // Check for DETAILED_ACCOUNTS, DETAILED_LABELS, and specified revision.
+    assertThat(info.owner.name).isNotNull();
+    assertThat(info.labels.get("Code-Review").all).hasSize(1);
+    assertThat(info.revisions.keySet()).containsExactly(expectedRevision.name());
+    return info;
+  }
+}