tikhomirov@691: /*
tikhomirov@691:  * Copyright (c) 2013 TMate Software Ltd
tikhomirov@691:  *  
tikhomirov@691:  * This program is free software; you can redistribute it and/or modify
tikhomirov@691:  * it under the terms of the GNU General Public License as published by
tikhomirov@691:  * the Free Software Foundation; version 2 of the License.
tikhomirov@691:  *
tikhomirov@691:  * This program is distributed in the hope that it will be useful,
tikhomirov@691:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
tikhomirov@691:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
tikhomirov@691:  * GNU General Public License for more details.
tikhomirov@691:  *
tikhomirov@691:  * For information on how to redistribute this software under
tikhomirov@691:  * the terms of a license other than GNU General Public License
tikhomirov@691:  * contact TMate Software at support@hg4j.com
tikhomirov@691:  */
tikhomirov@691: package org.tmatesoft.hg.test;
tikhomirov@691: 
tikhomirov@691: import static org.tmatesoft.hg.core.HgIterateDirection.NewToOld;
tikhomirov@691: import static org.tmatesoft.hg.core.HgIterateDirection.OldToNew;
tikhomirov@691: 
tikhomirov@691: import org.junit.Assert;
tikhomirov@691: import org.junit.Rule;
tikhomirov@691: import org.junit.Test;
tikhomirov@691: import org.tmatesoft.hg.core.HgChangesetFileSneaker;
tikhomirov@691: import org.tmatesoft.hg.core.HgException;
tikhomirov@691: import org.tmatesoft.hg.core.HgIterateDirection;
tikhomirov@691: import org.tmatesoft.hg.internal.FileRenameHistory;
tikhomirov@691: import org.tmatesoft.hg.internal.FileRenameHistory.Chunk;
tikhomirov@691: import org.tmatesoft.hg.repo.HgDataFile;
tikhomirov@691: import org.tmatesoft.hg.repo.HgRepository;
tikhomirov@691: 
tikhomirov@691: /**
tikhomirov@691:  * TODO add tests for {@link HgChangesetFileSneaker}
tikhomirov@691:  * @author Artem Tikhomirov
tikhomirov@691:  * @author TMate Software Ltd.
tikhomirov@691:  */
tikhomirov@691: public class TestFileRenameUtils {
tikhomirov@691: 	
tikhomirov@691: 
tikhomirov@691: 	@Rule
tikhomirov@691: 	public ErrorCollectorExt errorCollector = new ErrorCollectorExt();
tikhomirov@691: 
tikhomirov@691: 	@Test
tikhomirov@691: 	public void testFileRenameHistory() throws HgException {
tikhomirov@691: 		HgRepository repo = Configuration.get().find("log-renames");
tikhomirov@691: 		// history of files from their TIP perspective 
tikhomirov@691: 		// series of (fname, fileRefStart, fileRevEnd, csetStart, csetEnd), new to old
tikhomirov@691: 		Object[] historyA = new Object[] {"a", 2, 2, 5, 5, "c", 0, 1, 2, 4, "b", 0, 1, 0, 1};
tikhomirov@691: 		Object[] historyB = new Object[] {"b", 2, 3, 3, 4, "a", 0, 1, 0, 2 };
tikhomirov@691: 		Object[] historyC = new Object[] {"c", 0, 1, 2, 4, "b", 0, 1, 0, 1 };
tikhomirov@691: 		Object[] historyD = new Object[] {"d", 1, 1, 5, 5, "b", 2, 3, 3, 4, "a", 0, 1, 0, 2};
tikhomirov@691: 		
tikhomirov@691: 		FileRenameHistory frh = new FileRenameHistory(0, 5);
tikhomirov@691: 		for (Object[] history : new Object[][] {historyA, historyB, historyC, historyD}) {
tikhomirov@691: 			String fname = history[0].toString();
tikhomirov@691: 			HgDataFile df = repo.getFileNode(fname);
tikhomirov@691: 			Assert.assertFalse(frh.isOutOfRange(df, df.getLastRevision()));
tikhomirov@691: 			frh.build(df, df.getLastRevision());
tikhomirov@691: 			int recordIndex = 0;
tikhomirov@691: 			errorCollector.assertEquals(history.length / 5, frh.chunks());
tikhomirov@691: 			for (Chunk c : frh.iterate(HgIterateDirection.NewToOld)) {
tikhomirov@691: 				compareChunk(fname, c, history, recordIndex++);
tikhomirov@691: 			}
tikhomirov@691: 			errorCollector.assertEquals("Shall compare full history", history.length, recordIndex * 5);
tikhomirov@691: 		}
tikhomirov@691: 		//
tikhomirov@691: 		HgDataFile df = repo.getFileNode("d");
tikhomirov@691: 		Assert.assertFalse(frh.isOutOfRange(df, 0));
tikhomirov@691: 		frh.build(df, 0);
tikhomirov@691: 		errorCollector.assertEquals(1, frh.chunks());
tikhomirov@691: 		Chunk c = frh.iterate(NewToOld).iterator().next();
tikhomirov@691: 		compareChunk("abandoned d(0)", c, new Object[] { "d", 0, 0, 4, 4 }, 0);
tikhomirov@691: 		//
tikhomirov@691: 		df = repo.getFileNode("a");
tikhomirov@691: 		Assert.assertFalse(frh.isOutOfRange(df, 0));
tikhomirov@691: 		frh.build(df, 0);
tikhomirov@691: 		errorCollector.assertEquals(1, frh.chunks());
tikhomirov@691: 		c = frh.iterate(NewToOld).iterator().next();
tikhomirov@691: 		compareChunk("a(0) and boundary checks", c, new Object[] { "a", 0, 0, 0, 0 }, 0);
tikhomirov@691: 		//
tikhomirov@691: 		repo = Configuration.get().find("test-annotate"); // need a long file history
tikhomirov@691: 		df = repo.getFileNode("file1");
tikhomirov@691: 		Assert.assertTrue("[sanity]", repo.getChangelog().getLastRevision() >=9);
tikhomirov@691: 		Assert.assertTrue("[sanity]", df.exists() && df.getLastRevision() >= 9);
tikhomirov@691: 		frh = new FileRenameHistory(0, 9);
tikhomirov@691: 		frh.build(df, 9);
tikhomirov@691: 		errorCollector.assertEquals(1, frh.chunks());
tikhomirov@691: 		c = frh.iterate(NewToOld).iterator().next();
tikhomirov@691: 		compareChunk("regular file, no renames", c, new Object[] { "file1", 0, 9, 0, 9 }, 0);
tikhomirov@691: 		// restricted range
tikhomirov@691: 		frh = new FileRenameHistory(3, 6);
tikhomirov@691: 		Assert.assertFalse(frh.isOutOfRange(df, 9));
tikhomirov@691: 		frh.build(df, 9); // start from out of range revision
tikhomirov@691: 		errorCollector.assertEquals(1, frh.chunks());
tikhomirov@691: 		c = frh.iterate(OldToNew).iterator().next();
tikhomirov@691: 		compareChunk("regular file, no renames, in range 3..6", c, new Object[] { "file1", 3, 6, 3, 6 }, 0);
tikhomirov@691: 	}
tikhomirov@691: 	
tikhomirov@691: 	private void compareChunk(String msg, Chunk chunk, Object[] expected, int recordOffset) {
tikhomirov@691: 		int off = recordOffset * 5;
tikhomirov@691: 		errorCollector.assertEquals(msg, expected[off], chunk.file().getPath().toString());
tikhomirov@691: 		errorCollector.assertEquals(msg, expected[off+1], chunk.firstFileRev());
tikhomirov@691: 		errorCollector.assertEquals(msg, expected[off+2], chunk.lastFileRev());
tikhomirov@691: 		errorCollector.assertEquals(msg, expected[off+3], chunk.firstCset());
tikhomirov@691: 		errorCollector.assertEquals(msg, expected[off+4], chunk.lastCset());
tikhomirov@691: 	}
tikhomirov@691: 
tikhomirov@691: }