MappingTest.java

/**
 * Copyright 2013 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 io.neba.core.resourcemodels.mapping;

import io.neba.core.resourcemodels.metadata.ResourceModelMetaData;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;

import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;

/**
 * @author Olaf Otto
 */
@RunWith(MockitoJUnitRunner.class)
public class MappingTest {
    @Mock
    private ResourceModelMetaData metaData;

    private String source;
    private String mappingAsString;
    private Object model = new Object();

    private Mapping<Object> testee;

    @Before
    public void prepareMapping() {
        this.source = "/src/path";
        this.testee = new Mapping<>(this.source, this.metaData);
        doReturn("junit.test.Type").when(this.metaData).getTypeName();
    }

    @Test
    public void testHashCodeAndEquals() throws Exception {
        Mapping<?> secondMapping = new Mapping<>(this.source, this.metaData);
        assertThat(this.testee.hashCode()).isEqualTo(secondMapping.hashCode());
        assertThat(this.testee).isEqualTo(secondMapping);
        
        secondMapping = new Mapping<>("/other/source", this.metaData);
        assertThat(this.testee.hashCode()).isNotEqualTo(secondMapping.hashCode());
        assertThat(this.testee).isNotEqualTo(secondMapping);

        secondMapping = new Mapping<>(this.source, mock(ResourceModelMetaData.class));
        assertThat(this.testee.hashCode()).isNotEqualTo(secondMapping.hashCode());
        assertThat(this.testee).isNotEqualTo(secondMapping);
    }
    
    @Test
    public void testStringRepresentation() throws Exception {
        mappingToString();
        assertMappingAsStringIs("Mapping [/src/path -> " + this.metaData.getTypeName() + "]");
    }

    @Test
    public void testModelTransportation() throws Exception {
        setModel();
        assertGetterReturnsOriginalModel();
    }

    private void assertGetterReturnsOriginalModel() {
        assertThat(this.testee.getMappedModel()).isSameAs(this.model);
    }

    private void setModel() {
        this.testee.setMappedModel(this.model);
    }

    private void assertMappingAsStringIs(final String expected) {
        assertThat(this.mappingAsString).isEqualTo(expected);
    }

    private void mappingToString() {
        this.mappingAsString = this.testee.toString();
    }
}