/*
    * Copyright (C) 2012 Google Inc. 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.junit.Assert.assertArrayEquals;
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNotNull;
  import static org.junit.Assert.fail;
  
  import org.eclipse.jgit.api.Git;
  import org.eclipse.jgit.dircache.DirCache;
  import org.eclipse.jgit.lib.CLIRepositoryTestCase;
  import org.junit.Before;
  import org.junit.Test;
  
  public class AddTest extends CLIRepositoryTestCase {
  	private Git git;
  
  	@Override
  	@Before
  	public void setUp() throws Exception {
  		super.setUp();
  		git = new Git(db);
  	}
  
  	@Test
  	public void testAddNothing() throws Exception {
  		try {
  			execute("git add");
  			fail("Must die");
  		} catch (Die e) {
  			// expected, requires argument
  		}
  	}
  
  	@Test
  	public void testAddUsage() throws Exception {
  		execute("git add --help");
  	}
  
  	@Test
  	public void testAddAFile() throws Exception {
  		writeTrashFile("greeting", "Hello, world!");
  		assertArrayEquals(new String[] { "" }, //
  				execute("git add greeting"));
  
  		DirCache cache = db.readDirCache();
  		assertNotNull(cache.getEntry("greeting"));
  		assertEquals(1, cache.getEntryCount());
  	}
  
  	@Test
  	public void testAddFileTwice() throws Exception {
  		writeTrashFile("greeting", "Hello, world!");
  		assertArrayEquals(new String[] { "" }, //
  				execute("git add greeting greeting"));
  
  		DirCache cache = db.readDirCache();
  		assertNotNull(cache.getEntry("greeting"));
  		assertEquals(1, cache.getEntryCount());
  	}
  
  	@Test
  	public void testAddAlreadyAdded() throws Exception {
  		writeTrashFile("greeting", "Hello, world!");
  		git.add().addFilepattern("greeting").call();
  		assertArrayEquals(new String[] { "" }, //
  				execute("git add greeting"));
  
  		DirCache cache = db.readDirCache();
  		assertNotNull(cache.getEntry("greeting"));
  		assertEquals(1, cache.getEntryCount());
  	}
  }