/*
* Copyright 2012-2017 the original author or authors.
*
* 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.
*/
package org.springframework.boot.origin;
import org.junit.Test;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.mock;
/**
* Tests for {@link OriginTrackedValue}.
*
* @author Phillip Webb
*/
public class OriginTrackedValueTests {
@Test
public void getValueShouldReturnValue() throws Exception {
Object value = new Object();
assertThat(OriginTrackedValue.of(value).getValue()).isEqualTo(value);
}
@Test
public void getOriginShouldReturnOrigin() throws Exception {
Object value = new Object();
Origin origin = mock(Origin.class);
assertThat(OriginTrackedValue.of(value, origin).getOrigin()).isEqualTo(origin);
}
@Test
public void toStringShouldReturnValueToString() throws Exception {
Object value = new Object();
assertThat(OriginTrackedValue.of(value).toString()).isEqualTo(value.toString());
}
@Test
public void hashCodeAndEqualsShouldIgnoreOrigin() throws Exception {
Object value1 = new Object();
OriginTrackedValue tracked1 = OriginTrackedValue.of(value1);
OriginTrackedValue tracked2 = OriginTrackedValue.of(value1, mock(Origin.class));
OriginTrackedValue tracked3 = OriginTrackedValue.of(new Object());
assertThat(tracked1.hashCode()).isEqualTo(tracked2.hashCode());
assertThat(tracked1).isEqualTo(tracked1).isEqualTo(tracked2)
.isNotEqualTo(tracked3);
}
@Test
public void ofWhenValueIsNullShouldReturnNull() throws Exception {
assertThat(OriginTrackedValue.of(null)).isNull();
assertThat(OriginTrackedValue.of(null, mock(Origin.class))).isNull();
}
@Test
public void ofWhenValueIsCharSequenceShouldReturnCharSequence() throws Exception {
String value = "foo";
OriginTrackedValue tracked = OriginTrackedValue.of(value);
assertThat(tracked).isInstanceOf(CharSequence.class);
CharSequence charSequence = (CharSequence) tracked;
assertThat(charSequence.length()).isEqualTo(value.length());
assertThat(charSequence.charAt(0)).isEqualTo(value.charAt(0));
assertThat(charSequence.subSequence(0, 1)).isEqualTo(value.subSequence(0, 1));
}
}