Add happy path test for BatchRefUpdateValidator

We were missing a happy path test - this updates multiple refs.

Change-Id: Id3d1ffb2ef6c234fe2b079e81f4bea4e16219dc0
diff --git a/src/test/java/com/gerritforge/gerrit/globalrefdb/validation/BatchRefUpdateValidatorTest.java b/src/test/java/com/gerritforge/gerrit/globalrefdb/validation/BatchRefUpdateValidatorTest.java
index ff18ed7..2c4a1ea 100644
--- a/src/test/java/com/gerritforge/gerrit/globalrefdb/validation/BatchRefUpdateValidatorTest.java
+++ b/src/test/java/com/gerritforge/gerrit/globalrefdb/validation/BatchRefUpdateValidatorTest.java
@@ -91,6 +91,37 @@
   }
 
   @Test
+  public void shouldUpdateSharedRefDbForAllRefUpdates() throws IOException {
+    String REF_NAME_A = "refs/changes/01/1/1";
+    String REF_NAME_B = "refs/changes/02/1/1";
+    BatchRefUpdate batchRefUpdate =
+        newBatchUpdate(
+            List.of(
+                new ReceiveCommand(A, B, REF_NAME_A, UPDATE),
+                new ReceiveCommand(A, B, REF_NAME_B, UPDATE)));
+    BatchRefUpdateValidator batchRefUpdateValidator =
+        getRefValidatorForEnforcement(A_TEST_PROJECT_NAME, tmpRefEnforcement);
+
+    doReturn(SharedRefEnforcement.EnforcePolicy.REQUIRED)
+        .when(batchRefUpdateValidator.refEnforcement)
+        .getPolicy(A_TEST_PROJECT_NAME, REF_NAME_A);
+
+    doReturn(true).when(sharedRefDatabase).isUpToDate(any(), any());
+
+    doReturn(true).when(sharedRefDatabase).compareAndPut(any(), any(), any());
+
+    batchRefUpdateValidator.executeBatchUpdateWithValidation(
+        batchRefUpdate, () -> execute(batchRefUpdate), rollbackFunction);
+
+    verify(rollbackFunction, never()).invoke(any());
+
+    List<ReceiveCommand> commands = batchRefUpdate.getCommands();
+    assertThat(commands.size()).isEqualTo(2);
+    commands.forEach(
+        (command) -> assertThat(command.getResult()).isEqualTo(ReceiveCommand.Result.OK));
+  }
+
+  @Test
   public void immutableChangeShouldNotBeWrittenIntoSharedRefDb() throws Exception {
     String AN_IMMUTABLE_REF = "refs/changes/01/1/1";