org.eclipse.jgit.test/tst/org/eclipse/jgit/lib/SquashCommitMsgTest.java

/*
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 * This program and the accompanying materials are made available
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package org.eclipse.jgit.lib;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;

import org.eclipse.jgit.junit.RepositoryTestCase;
import org.junit.Test;

public class SquashCommitMsgTest extends RepositoryTestCase {
	private static final String squashMsg = "squashed commit";

	@Test
	public void testReadWriteMergeMsg() throws IOException {
		assertEquals(db.readSquashCommitMsg(), null);
		assertFalse(new File(db.getDirectory(), Constants.SQUASH_MSG).exists());
		db.writeSquashCommitMsg(squashMsg);
		assertEquals(squashMsg, db.readSquashCommitMsg());
		assertEquals(read(new File(db.getDirectory(), Constants.SQUASH_MSG)),
				squashMsg);
		db.writeSquashCommitMsg(null);
		assertEquals(db.readSquashCommitMsg(), null);
		assertFalse(new File(db.getDirectory(), Constants.SQUASH_MSG).exists());
		FileOutputStream fos = new FileOutputStream(new File(db.getDirectory(),
				Constants.SQUASH_MSG));
		try {
			fos.write(squashMsg.getBytes(Constants.CHARACTER_ENCODING));
		} finally {
			fos.close();
		}
		assertEquals(db.readSquashCommitMsg(), squashMsg);
	}
}