/*
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations under the License.
 *
 * Copyright 2012-2019 the original author or authors.
 */
package org.assertj.core.internal.files;

import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
import static org.assertj.core.error.ShouldExist.shouldExist;
import static org.assertj.core.test.TestData.someInfo;
import static org.assertj.core.test.TestFailures.failBecauseExpectedAssertionErrorWasNotThrown;
import static org.assertj.core.util.FailureMessages.actualIsNull;


import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import java.io.File;

import org.assertj.core.api.AssertionInfo;
import org.assertj.core.internal.Files;
import org.assertj.core.internal.FilesBaseTest;
import org.junit.jupiter.api.Test;


/**
 * Tests for <code>{@link Files#assertExists(AssertionInfo, File)}</code>.
 * 
 * @author Yvonne Wang
 * @author Joel Costigliola
 */
public class Files_assertExists_Test extends FilesBaseTest {

  @Test
  public void should_fail_if_actual_is_null() {
    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> files.assertExists(someInfo(), null))
                                                   .withMessage(actualIsNull());
  }

  @Test
  public void should_fail_if_actual_does_not_exist() {
    when(actual.exists()).thenReturn(false);
    AssertionInfo info = someInfo();
    try {
      files.assertExists(info, actual);
    } catch (AssertionError e) {
      verify(failures).failure(info, shouldExist(actual));
      return;
    }
    failBecauseExpectedAssertionErrorWasNotThrown();
  }

  @Test
  public void should_pass_if_actual_exists() {
    when(actual.exists()).thenReturn(true);
    files.assertExists(someInfo(), actual);
  }
}
