Assumptions_assumeThat_Test.java

/*
 * 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 2012-2022 the original author or authors.
 */
package org.assertj.core.api.assumptions;

import static java.util.Arrays.asList;
import static org.assertj.core.api.Assertions.assertThatCode;
import static org.assertj.core.api.Assumptions.assumeThat;
import static org.assertj.core.presentation.UnicodeRepresentation.UNICODE_REPRESENTATION;
import static org.assertj.core.util.AssertionsUtil.expectAssumptionNotMetException;

import org.assertj.core.test.CaseInsensitiveStringComparator;
import org.junit.jupiter.api.Test;

class Assumptions_assumeThat_Test {

  @Test
  void should_ignore_test_when_one_of_the_assumption_fails() {
    assumeThat("foo").isNotEmpty();
    expectAssumptionNotMetException(() -> assumeThat("bar").isEmpty());
  }

  @Test
  void should_run_test_when_all_assumptions_are_met() {
    assertThatCode(() -> {
      assumeThat("foo").isNotNull()
                       .isNotEmpty()
                       .isEqualTo("foo");
      assumeThat("bar").contains("ar")
                       .isNotBlank();
      assumeThat(asList("John", "Doe", "Jane", "Doe")).as("test description")
                                                      .withFailMessage("error message")
                                                      .withRepresentation(UNICODE_REPRESENTATION)
                                                      .usingElementComparator(CaseInsensitiveStringComparator.instance)
                                                      .filteredOn(string -> string.length() == 4)
                                                      .containsExactly("JOHN", "JANE");
    }).doesNotThrowAnyException();
  }

}