/*
    * Copyright (C) 2016, 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,
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   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
   * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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  package org.eclipse.jgit.pgm;
  
  import static org.eclipse.jgit.junit.JGitTestUtil.check;
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertTrue;
  
  import org.eclipse.jgit.api.Git;
  import org.eclipse.jgit.lib.CLIRepositoryTestCase;
  import org.junit.Test;
  
  public class CleanTest extends CLIRepositoryTestCase {
  	@Test
  	public void testCleanRequiresForce() throws Exception {
  		try (Git git = new Git(db)) {
  			assertArrayOfLinesEquals(
  					new String[] { "Removing a", "Removing b" },
  					execute("git clean"));
  		} catch (Die e) {
  			// TODO: should be "fatal: clean.requireForce defaults to true and
  			// neither -i, -n, nor -f given; refusing to clean" but we don't
  			// support -i yet. Fix this when/if we add support for -i.
  			assertEquals(
  					"fatal: clean.requireForce defaults to true and neither -n nor -f given; refusing to clean",
  					e.getMessage());
  		}
  	}
  
  	@Test
  	public void testCleanRequiresForceConfig() throws Exception {
  		try (Git git = new Git(db)) {
  			git.getRepository().getConfig().setBoolean("clean", null,
  					"requireForce", false);
  			assertArrayOfLinesEquals(
  					new String[] { "" },
  					execute("git clean"));
  		}
  	}
  
  	@Test
  	public void testCleanLeaveDirs() 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"));
  
  			// dry run should make no change
  			assertArrayOfLinesEquals(
  					new String[] { "Removing a", "Removing b" },
  					execute("git clean -n"));
 			assertTrue(check(db, "a"));
 			assertTrue(check(db, "b"));
 			assertTrue(check(db, "dir/file"));
 
 			// force should make a change
 			assertArrayOfLinesEquals(
 					new String[] { "Removing a", "Removing b" },
 					execute("git clean -f"));
 			assertFalse(check(db, "a"));
 			assertFalse(check(db, "b"));
 			assertTrue(check(db, "dir/file"));
 		}
 	}
 
 	@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/" },
 					execute("git clean -d -f"));
 			assertFalse(check(db, "a"));
 			assertFalse(check(db, "b"));
 			assertFalse(check(db, "dir/file"));
 		}
 	}
 }