/*
 * MIT License
 *
 * Copyright (c) 2020-present Cloudogu GmbH and Contributors
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package sonia.scm.repository.spi;

//~--- non-JDK imports --------------------------------------------------------

import com.google.common.collect.Iterables;
import org.junit.Test;
import sonia.scm.repository.Changeset;
import sonia.scm.repository.ChangesetPagingResult;
import sonia.scm.repository.Modifications;

import java.util.stream.StreamSupport;

import static org.junit.Assert.*;

//~--- JDK imports ------------------------------------------------------------

/**
 *
 * @author Sebastian Sdorra
 */
public class SvnLogCommandTest extends AbstractSvnCommandTestBase
{

  @Test
  public void testGetAll() {
    ChangesetPagingResult result =
      createCommand().getChangesets(new LogCommandRequest());

    assertNotNull(result);
    assertEquals(5, result.getTotal());
    assertEquals(5, result.getChangesets().size());
  }

  @Test
  public void shouldNotReturnChangesetWithIdZero() {
    ChangesetPagingResult result = createCommand().getChangesets(new LogCommandRequest());
    boolean found = StreamSupport.stream(result.spliterator(), false).anyMatch(c -> "0".equals(c.getId()));
    assertFalse(found);
  }

  @Test(expected = IllegalArgumentException.class)
  public void shouldThrowIllegalArgumentExceptionForChangesetZero() {
    createCommand().getChangeset("0", new LogCommandRequest());
  }

  @Test
  public void shouldNotReturnChangesetZeroAsParent() {
    Changeset changeset = createCommand().getChangeset("1", new LogCommandRequest());
    assertTrue(changeset.getParents().isEmpty());
  }

  @Test
  public void shouldAppendParentChangeset() {
    Changeset changeset = createCommand().getChangeset("2", new LogCommandRequest());
    assertEquals(1, changeset.getParents().size());
    assertEquals("1", changeset.getParents().get(0));
  }

  @Test
  public void testShouldStartWithRevisionOne() {
    ChangesetPagingResult result = createCommand().getChangesets(new LogCommandRequest());
    Changeset first = Iterables.getLast(result);
    assertEquals("1", first.getId());
  }

  @Test
  public void testGetAllByPath() {
    LogCommandRequest request = new LogCommandRequest();

    request.setPath("a.txt");

    ChangesetPagingResult result = createCommand().getChangesets(request);

    assertNotNull(result);
    assertEquals(3, result.getTotal());
    assertEquals(3, result.getChangesets().size());
    assertEquals("5", result.getChangesets().get(0).getId());
    assertEquals("3", result.getChangesets().get(1).getId());
    assertEquals("1", result.getChangesets().get(2).getId());
  }

  @Test
  public void testGetAllWithLimit() {
    LogCommandRequest request = new LogCommandRequest();

    request.setPagingLimit(2);

    ChangesetPagingResult result = createCommand().getChangesets(request);

    assertNotNull(result);
    assertEquals(5, result.getTotal());
    assertEquals(2, result.getChangesets().size());

    Changeset c1 = result.getChangesets().get(0);

    assertNotNull(c1);
    assertEquals("5", c1.getId());

    Changeset c2 = result.getChangesets().get(1);

    assertNotNull(c2);
    assertEquals("4", c2.getId());
  }

  @Test
  public void testGetAllWithPaging() {
    LogCommandRequest request = new LogCommandRequest();

    request.setPagingStart(1);
    request.setPagingLimit(2);

    ChangesetPagingResult result = createCommand().getChangesets(request);

    assertNotNull(result);
    assertEquals(5, result.getTotal());
    assertEquals(2, result.getChangesets().size());

    Changeset c1 = result.getChangesets().get(0);

    assertNotNull(c1);
    assertEquals("4", c1.getId());

    Changeset c2 = result.getChangesets().get(1);

    assertNotNull(c2);
    assertEquals("3", c2.getId());
  }

  @Test
  public void testGetCommit() {
    Changeset c = createCommand().getChangeset("3", null);

    assertNotNull(c);
    assertEquals("3", c.getId());
    assertEquals("remove b and modified a", c.getDescription());
    checkDate(c.getDate());
    assertEquals("perfect", c.getAuthor().getName());
    assertNull("douglas.adams@hitchhiker.com", c.getAuthor().getMail());
    SvnModificationsCommand modificationsCommand = new SvnModificationsCommand(createContext());
    Modifications modifications = modificationsCommand.getModifications("3");

    assertNotNull(modifications);
    assertEquals(1, modifications.getModified().size());
    assertEquals(1, modifications.getRemoved().size());
    assertTrue("added list should be empty", modifications.getAdded().isEmpty());
    assertEquals("a.txt", modifications.getModified().get(0).getPath());
    assertEquals("b.txt", modifications.getRemoved().get(0).getPath());
  }

  @Test
  public void testGetRange() {
    LogCommandRequest request = new LogCommandRequest();

    request.setStartChangeset("2");
    request.setEndChangeset("1");

    ChangesetPagingResult result = createCommand().getChangesets(request);

    assertNotNull(result);
    assertEquals(2, result.getTotal());
    assertEquals(2, result.getChangesets().size());

    Changeset c1 = result.getChangesets().get(0);
    Changeset c2 = result.getChangesets().get(1);

    assertNotNull(c1);
    assertEquals("2", c1.getId());
    assertNotNull(c2);
    assertEquals("1", c2.getId());
  }

  /**
   * Method description
   *
   *
   * @return
   */
  private SvnLogCommand createCommand()
  {
    return new SvnLogCommand(createContext());
  }
}
