@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2008, Charles O'Farrell <charleso@charleso.org>
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials provided
+ * with the distribution.
+ *
+ * - Neither the name of the Git Development Community nor the
+ * names of its contributors may be used to endorse or promote
+ * products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+package org.spearce.jgit.lib;
+
+import java.io.File;
+import java.io.IOException;
+
+import org.spearce.jgit.lib.RefUpdate.Result;
+
+public class RefUpdateTest extends RepositoryTestCase {
+
+ private RefUpdate updateRef(final String name) throws IOException {
+ final RefUpdate ref = db.updateRef(name);
+ ref.setNewObjectId(db.resolve(Constants.HEAD));
+ return ref;
+ }
+
+ private void delete(final RefUpdate ref, final Result expected)
+ throws IOException {
+ delete(ref, expected, true, true);
+ }
+
+ private void delete(final RefUpdate ref, final Result expected,
+ final boolean exists, final boolean removed) throws IOException {
+ assertEquals(exists, db.getAllRefs().containsKey(ref.getName()));
+ assertEquals(expected, ref.delete());
+ assertEquals(!removed, db.getAllRefs().containsKey(ref.getName()));
+ }
+
+ public void testLooseDelete() throws IOException {
+ final String newRef = "refs/heads/abc";
+ RefUpdate ref = updateRef(newRef);
+ ref.update(); // create loose ref
+ ref = updateRef(newRef); // refresh
+ delete(ref, Result.NO_CHANGE);
+ }
+
+ public void testDeleteHead() throws IOException {
+ final RefUpdate ref = updateRef(Constants.HEAD);
+ delete(ref, Result.NOT_ATTEMPTED, true, false);
+ }
+
+ public void testLogDeleted() throws IOException {
+ final File log = new File(db.getDirectory(), Constants.LOGS
+ + "/refs/heads/a");
+ log.getParentFile().mkdirs();
+ log.createNewFile();
+ assertTrue(log.exists());
+ final RefUpdate ref = updateRef("refs/heads/a");
+ delete(ref, Result.FAST_FORWARD);
+ assertFalse(log.exists());
+ }
+
+ public void testDeleteNotFound() throws IOException {
+ final RefUpdate ref = updateRef("refs/heads/xyz");
+ delete(ref, Result.NEW, false, true);
+ }
+
+ public void testDeleteFastForward() throws IOException {
+ final RefUpdate ref = updateRef("refs/heads/a");
+ delete(ref, Result.FAST_FORWARD);
+ }
+
+ public void testDeleteForce() throws IOException {
+ final RefUpdate ref = db.updateRef("refs/heads/b");
+ ref.setNewObjectId(db.resolve("refs/heads/a"));
+ delete(ref, Result.REJECTED, true, false);
+ ref.setForceUpdate(true);
+ delete(ref, Result.FORCED);
+ }
+}