[JGIT PATCH 06/12] Add unit tests for FIFORevQueue

["Shawn O. Pearce" <spearce@spearce.org>]

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
---
 .../org/spearce/jgit/revwalk/FIFORevQueueTest.java |   81 ++++++++++++++++++++
 .../org/spearce/jgit/revwalk/BlockRevQueue.java    |    2 +-
 2 files changed, 82 insertions(+), 1 deletions(-)
 create mode 100644 org.spearce.jgit.test/tst/org/spearce/jgit/revwalk/FIFORevQueueTest.java

diff --git a/org.spearce.jgit.test/tst/org/spearce/jgit/revwalk/FIFORevQueueTest.java b/org.spearce.jgit.test/tst/org/spearce/jgit/revwalk/FIFORevQueueTest.java
new file mode 100644
index 0000000..99ee031
--- /dev/null
+++ b/org.spearce.jgit.test/tst/org/spearce/jgit/revwalk/FIFORevQueueTest.java
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2009, Google Inc.
+ *
+ * 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.revwalk;
+
+import java.util.ArrayList;
+
+public class FIFORevQueueTest extends RevQueueTestCase<FIFORevQueue> {
+	protected FIFORevQueue create() {
+		return new FIFORevQueue();
+	}
+
+	public void testEmpty() throws Exception {
+		super.testEmpty();
+		assertEquals(0, q.outputType());
+	}
+
+	public void testCloneEmpty() throws Exception {
+		q = new FIFORevQueue(AbstractRevQueue.EMPTY_QUEUE);
+		assertNull(q.next());
+	}
+
+	public void testAddLargeBlocks() throws Exception {
+		final ArrayList<RevCommit> lst = new ArrayList<RevCommit>();
+		for (int i = 0; i < 3 * BlockRevQueue.Block.BLOCK_SIZE; i++) {
+			final RevCommit c = commit();
+			lst.add(c);
+			q.add(c);
+		}
+		for (int i = 0; i < lst.size(); i++)
+			assertSame(lst.get(i), q.next());
+	}
+
+	public void testUnpopAtFront() throws Exception {
+		final RevCommit a = commit();
+		final RevCommit b = commit();
+		final RevCommit c = commit();
+
+		q.add(a);
+		q.unpop(b);
+		q.unpop(c);
+
+		assertSame(c, q.next());
+		assertSame(b, q.next());
+		assertSame(a, q.next());
+	}
+}
diff --git a/org.spearce.jgit/src/org/spearce/jgit/revwalk/BlockRevQueue.java b/org.spearce.jgit/src/org/spearce/jgit/revwalk/BlockRevQueue.java
index 9660de8..8c0e46d 100644
--- a/org.spearce.jgit/src/org/spearce/jgit/revwalk/BlockRevQueue.java
+++ b/org.spearce.jgit/src/org/spearce/jgit/revwalk/BlockRevQueue.java
@@ -104,7 +104,7 @@ void clear() {
 	}
 
 	static final class Block {
-		private static final int BLOCK_SIZE = 256;
+		static final int BLOCK_SIZE = 256;
 
 		/** Next block in our chain of blocks; null if we are the last. */
 		Block next;
-- 
1.6.2.1.286.g8173