/*
* Created on Sep 27, 2013
*
* 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 @2010-2013 the original author or authors.
*/
package org.assertj.core.api.iterable;
import static org.assertj.core.api.Assertions.*;
import static org.assertj.core.test.ExpectedException.*;
import static org.assertj.core.util.Lists.*;
import org.assertj.core.api.AbstractIterableAssert;
import org.assertj.core.test.ExpectedException;
import org.assertj.core.test.FluentJedi;
import org.assertj.core.test.Name;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
/**
* Tests for:
* <ul>
* <li><code>{@link AbstractIterableAssert#extractingResultOf(String)}</code>,
* <li><code>{@link AbstractIterableAssert#extractingResultOf(String, Class)}</code>.
* </ul>
*
* @author MichaĆ Piotrkowski
*/
public class IterableAssert_extractingResultOf_Test {
private static FluentJedi yoda;
private static FluentJedi vader;
private static Iterable<FluentJedi> jedis;
@BeforeClass
public static void setUpOnce() {
yoda = new FluentJedi(new Name("Yoda"), 800, false);
vader = new FluentJedi(new Name("Darth Vader"), 50 ,true);
jedis = newArrayList(yoda, vader);
}
@Rule
public ExpectedException thrown = none();
@Test
public void should_allow_assertions_on_method_invocation_result_extracted_from_given_iterable() throws Exception {
// extract method result
assertThat(jedis).extractingResultOf("age").containsOnly(800, 50);
// extract if method result is primitive
assertThat(jedis).extractingResultOf("darkSide").containsOnly(false, true);
// extract if method result is also a property
assertThat(jedis).extractingResultOf("name").containsOnly(new Name("Yoda"), new Name("Darth Vader"));
// extract toString method result
assertThat(jedis).extractingResultOf("toString").containsOnly("Yoda", "Darth Vader");
}
@Test
public void should_allow_assertions_on_method_invocation_result_extracted_from_given_iterable_with_enforcing_return_type() throws Exception {
assertThat(jedis).extractingResultOf("name", Name.class).containsOnly(new Name("Yoda"), new Name("Darth Vader"));
}
@Test
public void should_throw_error_if_no_method_with_given_name_can_be_extracted() throws Exception {
thrown.expect(IllegalArgumentException.class);
thrown.expectMessage("Can't find method 'unknown' in class FluentJedi.class. Make sure public method exists and accepts no arguments!");
assertThat(jedis).extractingResultOf("unknown");
}
}