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Diffstat (limited to 'org.eclipse.jgit.test/tst/org/eclipse/jgit/lib/IndexTreeWalkerTest.java')
| -rw-r--r-- | org.eclipse.jgit.test/tst/org/eclipse/jgit/lib/IndexTreeWalkerTest.java | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/lib/IndexTreeWalkerTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/lib/IndexTreeWalkerTest.java new file mode 100644 index 0000000000..eb7b622d6c --- /dev/null +++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/lib/IndexTreeWalkerTest.java @@ -0,0 +1,152 @@ +/* + * Copyright (C) 2007, Dave Watson <dwatson@mimvista.com> + * Copyright (C) 2006, Shawn O. Pearce <spearce@spearce.org> + * and other copyright owners as documented in the project's IP log. + * + * This program and the accompanying materials are made available + * under the terms of the Eclipse Distribution License v1.0 which + * accompanies this distribution, is reproduced below, and is + * available at http://www.eclipse.org/org/documents/edl-v10.php + * + * 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 Eclipse Foundation, Inc. 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.eclipse.jgit.lib; + +import java.io.File; +import java.io.IOException; +import java.util.ArrayList; + +import org.eclipse.jgit.lib.GitIndex.Entry; + +public class IndexTreeWalkerTest extends RepositoryTestCase { + private ArrayList<String> treeOnlyEntriesVisited = new ArrayList<String>(); + private ArrayList<String> bothVisited = new ArrayList<String>(); + private ArrayList<String> indexOnlyEntriesVisited = new ArrayList<String>(); + + private class TestIndexTreeVisitor extends AbstractIndexTreeVisitor { + public void visitEntry(TreeEntry treeEntry, Entry indexEntry, File file) { + if (treeEntry == null) + indexOnlyEntriesVisited.add(indexEntry.getName()); + else if (indexEntry == null) + treeOnlyEntriesVisited.add(treeEntry.getFullName()); + else bothVisited.add(indexEntry.getName()); + } + } + + /* + * Need to think about what I really need to be able to do.... + * + * 1) Visit all entries in index and tree + * 2) Get all directories that exist in the index, but not in the tree + * -- I'm pretty sure that I don't need to do the other way around + * because I already + */ + + public void testTreeOnlyOneLevel() throws IOException { + GitIndex index = new GitIndex(db); + Tree tree = new Tree(db); + tree.addFile("foo"); + tree.addFile("bar"); + + new IndexTreeWalker(index, tree, trash, new TestIndexTreeVisitor()).walk(); + + assertTrue(treeOnlyEntriesVisited.get(0).equals("bar")); + assertTrue(treeOnlyEntriesVisited.get(1).equals("foo")); + } + + public void testIndexOnlyOneLevel() throws IOException { + GitIndex index = new GitIndex(db); + Tree tree = new Tree(db); + + index.add(trash, writeTrashFile("foo", "foo")); + index.add(trash, writeTrashFile("bar", "bar")); + new IndexTreeWalker(index, tree, trash, new TestIndexTreeVisitor()).walk(); + + assertTrue(indexOnlyEntriesVisited.get(0).equals("bar")); + assertTrue(indexOnlyEntriesVisited.get(1).equals("foo")); + } + + public void testBoth() throws IOException { + GitIndex index = new GitIndex(db); + Tree tree = new Tree(db); + + index.add(trash, writeTrashFile("a", "a")); + tree.addFile("b/b"); + index.add(trash, writeTrashFile("c", "c")); + tree.addFile("c"); + + new IndexTreeWalker(index, tree, trash, new TestIndexTreeVisitor()).walk(); + assertTrue(indexOnlyEntriesVisited.contains("a")); + assertTrue(treeOnlyEntriesVisited.contains("b/b")); + assertTrue(bothVisited.contains("c")); + + } + + public void testIndexOnlySubDirs() throws IOException { + GitIndex index = new GitIndex(db); + Tree tree = new Tree(db); + + index.add(trash, writeTrashFile("foo/bar/baz", "foobar")); + index.add(trash, writeTrashFile("asdf", "asdf")); + new IndexTreeWalker(index, tree, trash, new TestIndexTreeVisitor()).walk(); + + assertEquals("asdf", indexOnlyEntriesVisited.get(0)); + assertEquals("foo/bar/baz", indexOnlyEntriesVisited.get(1)); + } + + public void testLeavingTree() throws IOException { + GitIndex index = new GitIndex(db); + index.add(trash, writeTrashFile("foo/bar", "foo/bar")); + index.add(trash, writeTrashFile("foobar", "foobar")); + + new IndexTreeWalker(index, db.mapTree(index.writeTree()), trash, new AbstractIndexTreeVisitor() { + @Override + public void visitEntry(TreeEntry entry, Entry indexEntry, File f) { + if (entry == null || indexEntry == null) + fail(); + } + + @Override + public void finishVisitTree(Tree tree, int i, String curDir) + throws IOException { + if (tree.memberCount() == 0) + fail(); + if (i == 0) + fail(); + } + + }).walk(); + } +} |