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/*
 * Copyright (C) 2017, Ned Twigg <ned.twigg@diffplug.com>
 * 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.pgm;

import static org.eclipse.jgit.junit.JGitTestUtil.check;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import java.util.ArrayList;
import java.util.List;

import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.lib.CLIRepositoryTestCase;
import org.eclipse.jgit.pgm.opt.CmdLineParser;
import org.eclipse.jgit.pgm.opt.SubcommandHandler;
import org.junit.Test;
import org.kohsuke.args4j.Argument;

public class TextBuiltinTest extends CLIRepositoryTestCase {
	public static class GitCliJGitWrapperParser {
		@Argument(index = 0, metaVar = "metaVar_command", required = true, handler = SubcommandHandler.class)
		TextBuiltin subcommand;

		@Argument(index = 1, metaVar = "metaVar_arg")
		List<String> arguments = new ArrayList<>();
	}

	private String[] runAndCaptureUsingInitRaw(String... args)
			throws Exception {
		CLIGitCommand.Result result = new CLIGitCommand.Result();

		GitCliJGitWrapperParser bean = new GitCliJGitWrapperParser();
		final CmdLineParser clp = new CmdLineParser(bean);
		clp.parseArgument(args);

		final TextBuiltin cmd = bean.subcommand;
		cmd.initRaw(db, null, null, result.out, result.err);
		cmd.execute(bean.arguments.toArray(new String[bean.arguments.size()]));
		if (cmd.getOutputWriter() != null) {
			cmd.getOutputWriter().flush();
		}
		if (cmd.getErrorWriter() != null) {
			cmd.getErrorWriter().flush();
		}
		return result.outLines().toArray(new String[0]);
	}

	@Test
	public void testCleanDeleteDirs() throws Exception {
		try (Git git = new Git(db)) {
			git.commit().setMessage("initial commit").call();

			writeTrashFile("dir/file", "someData");
			writeTrashFile("a", "someData");
			writeTrashFile("b", "someData");

			// all these files should be there
			assertTrue(check(db, "a"));
			assertTrue(check(db, "b"));
			assertTrue(check(db, "dir/file"));

			assertArrayOfLinesEquals(new String[] { "Removing a", "Removing b",
					"Removing dir/" },
					runAndCaptureUsingInitRaw("clean", "-d", "-f"));
			assertFalse(check(db, "a"));
			assertFalse(check(db, "b"));
			assertFalse(check(db, "dir/file"));
		}
	}
}