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- /*
- * Copyright (C) 2009, Google Inc. and others
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Distribution License v. 1.0 which is available at
- * https://www.eclipse.org/org/documents/edl-v10.php.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
- package org.eclipse.jgit.revwalk;
-
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertNull;
- import static org.junit.Assert.assertTrue;
- import static org.junit.Assert.fail;
-
- import org.junit.Test;
-
- public class AlwaysEmptyRevQueueTest extends RevWalkTestCase {
- private final AbstractRevQueue q = AbstractRevQueue.EMPTY_QUEUE;
-
- @Test
- public void testEmpty() throws Exception {
- assertNull(q.next());
- assertTrue(q.everbodyHasFlag(RevWalk.UNINTERESTING));
- assertFalse(q.anybodyHasFlag(RevWalk.UNINTERESTING));
- assertEquals(0, q.outputType());
- }
-
- @Test
- public void testClear() throws Exception {
- q.clear();
- testEmpty();
- }
-
- @Test
- public void testAddFails() throws Exception {
- try {
- q.add(commit());
- fail("Did not throw UnsupportedOperationException");
- } catch (UnsupportedOperationException e) {
- // expected result
- }
- }
- }
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