/*
    * Copyright (C) 2017, Ned Twigg <ned.twigg@diffplug.com> and others
    *
    * This program and the accompanying materials are made available under the
    * terms of the Eclipse Distribution License v. 1.0 which is available at
    * https://www.eclipse.org/org/documents/edl-v10.php.
    *
    * SPDX-License-Identifier: BSD-3-Clause
    */
  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"));
  		}
  	}
  }