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Diffstat (limited to 'org.eclipse.jgit.test/tst/org/eclipse/jgit/diff')
| -rw-r--r-- | org.eclipse.jgit.test/tst/org/eclipse/jgit/diff/RenameDetectorTest.java | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/diff/RenameDetectorTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/diff/RenameDetectorTest.java new file mode 100644 index 0000000000..4f84066f2e --- /dev/null +++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/diff/RenameDetectorTest.java @@ -0,0 +1,204 @@ +/* + * Copyright (C) 2010, Google Inc. + * 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.diff; + +import java.util.List; + +import org.eclipse.jgit.diff.DiffEntry.ChangeType; +import org.eclipse.jgit.junit.TestRepository; +import org.eclipse.jgit.lib.AbbreviatedObjectId; +import org.eclipse.jgit.lib.FileMode; +import org.eclipse.jgit.lib.ObjectId; +import org.eclipse.jgit.lib.RepositoryTestCase; + +public class RenameDetectorTest extends RepositoryTestCase { + + RenameDetector rd; + + TestRepository testDb; + + @Override + public void setUp() throws Exception { + super.setUp(); + testDb = new TestRepository(db); + rd = new RenameDetector(); + } + + public void testGetEntriesAddDelete() throws Exception { + ObjectId foo = testDb.blob("foo").copy(); + + DiffEntry a = new DiffEntry(); + a.newId = AbbreviatedObjectId.fromObjectId(foo); + a.newMode = FileMode.REGULAR_FILE; + a.newName = "some/file.c"; + a.changeType = ChangeType.ADD; + + DiffEntry b = new DiffEntry(); + b.oldId = AbbreviatedObjectId.fromObjectId(foo); + b.oldMode = FileMode.REGULAR_FILE; + b.oldName = "some/other_file.c"; + b.changeType = ChangeType.DELETE; + + rd.addDiffEntry(a); + rd.addDiffEntry(b); + + List<DiffEntry> entries = rd.getEntries(); + assertEquals(1, entries.size()); + + DiffEntry rename = entries.get(0); + assertNotNull(rename); + assertTrue(foo.equals(rename.newId.toObjectId())); + assertTrue(foo.equals(rename.oldId.toObjectId())); + assertEquals(FileMode.REGULAR_FILE, rename.newMode); + assertEquals(FileMode.REGULAR_FILE, rename.oldMode); + assertEquals(ChangeType.RENAME, rename.changeType); + assertEquals("some/file.c", rename.newName); + assertEquals("some/other_file.c", rename.oldName); + } + + public void testGetEntriesAddDeleteModify() throws Exception { + ObjectId foo = testDb.blob("foo").copy(); + ObjectId bar = testDb.blob("bar").copy(); + + DiffEntry a = new DiffEntry(); + a.newId = AbbreviatedObjectId.fromObjectId(foo); + a.newMode = FileMode.REGULAR_FILE; + a.newName = "some/file.c"; + a.changeType = ChangeType.ADD; + + DiffEntry b = new DiffEntry(); + b.oldId = AbbreviatedObjectId.fromObjectId(foo); + b.oldMode = FileMode.REGULAR_FILE; + b.oldName = "some/other_file.c"; + b.changeType = ChangeType.DELETE; + + DiffEntry c = new DiffEntry(); + c.newId = c.oldId = AbbreviatedObjectId.fromObjectId(bar); + c.newMode = c.oldMode = FileMode.REGULAR_FILE; + c.newName = c.oldName = "some/header.h"; + c.changeType = ChangeType.MODIFY; + + rd.addDiffEntry(a); + rd.addDiffEntry(b); + rd.addDiffEntry(c); + + List<DiffEntry> entries = rd.getEntries(); + assertEquals(2, entries.size()); + + // The renamed change should be first because the output should be + // sorted by newName + DiffEntry rename = entries.get(0); + assertNotNull(rename); + assertTrue(foo.equals(rename.newId.toObjectId())); + assertTrue(foo.equals(rename.oldId.toObjectId())); + assertEquals(FileMode.REGULAR_FILE, rename.newMode); + assertEquals(FileMode.REGULAR_FILE, rename.oldMode); + assertEquals(ChangeType.RENAME, rename.changeType); + assertEquals("some/file.c", rename.newName); + assertEquals("some/other_file.c", rename.oldName); + + DiffEntry modify = entries.get(1); + assertEquals(c, modify); + } + + public void testGetEntriesMultipleRenames() throws Exception { + ObjectId foo = testDb.blob("foo").copy(); + ObjectId bar = testDb.blob("bar").copy(); + + DiffEntry a = new DiffEntry(); + a.newId = AbbreviatedObjectId.fromObjectId(foo); + a.newMode = FileMode.REGULAR_FILE; + a.newName = "some/file.c"; + a.changeType = ChangeType.ADD; + + DiffEntry b = new DiffEntry(); + b.oldId = AbbreviatedObjectId.fromObjectId(foo); + b.oldMode = FileMode.REGULAR_FILE; + b.oldName = "some/other_file.c"; + b.changeType = ChangeType.DELETE; + + DiffEntry c = new DiffEntry(); + c.newId = AbbreviatedObjectId.fromObjectId(bar); + c.newMode = FileMode.REGULAR_FILE; + c.newName = "README"; + c.changeType = ChangeType.ADD; + + DiffEntry d = new DiffEntry(); + d.oldId = AbbreviatedObjectId.fromObjectId(bar); + d.oldMode = FileMode.REGULAR_FILE; + d.oldName = "REEDME"; + d.changeType = ChangeType.DELETE; + + rd.addDiffEntry(a); + rd.addDiffEntry(b); + rd.addDiffEntry(c); + rd.addDiffEntry(d); + + List<DiffEntry> entries = rd.getEntries(); + assertEquals(2, entries.size()); + + // The REEDME -> README renamed change should be first because the + // output should be sorted by newName + DiffEntry readme = entries.get(0); + assertNotNull(readme); + assertTrue(bar.equals(readme.newId.toObjectId())); + assertTrue(bar.equals(readme.oldId.toObjectId())); + assertEquals(FileMode.REGULAR_FILE, readme.newMode); + assertEquals(FileMode.REGULAR_FILE, readme.oldMode); + assertEquals(ChangeType.RENAME, readme.changeType); + assertEquals("README", readme.newName); + assertEquals("REEDME", readme.oldName); + + DiffEntry somefile = entries.get(1); + assertNotNull(somefile); + assertTrue(foo.equals(somefile.newId.toObjectId())); + assertTrue(foo.equals(somefile.oldId.toObjectId())); + assertEquals(FileMode.REGULAR_FILE, somefile.newMode); + assertEquals(FileMode.REGULAR_FILE, somefile.oldMode); + assertEquals(ChangeType.RENAME, somefile.changeType); + assertEquals("some/file.c", somefile.newName); + assertEquals("some/other_file.c", somefile.oldName); + } + +} |