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Added tests for specification pattern
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‎specification/pom.xml‎

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<artifactId>junit</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.mockito</groupId>
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<artifactId>mockito-core</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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</project>

‎specification/src/test/java/com/iluwatar/specification/creature/CreatureTest.java‎

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package com.iluwatar.specification.creature;
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import com.iluwatar.specification.property.Color;
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import com.iluwatar.specification.property.Movement;
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import com.iluwatar.specification.property.Size;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.junit.runners.Parameterized;
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import java.util.Arrays;
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import java.util.Collection;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNotNull;
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/**
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* Date: 12/29/15 - 7:47 PM
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*
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* @author Jeroen Meulemeester
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*/
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@RunWith(Parameterized.class)
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public class CreatureTest {
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/**
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* @return The tested {@link Creature} instance and its expected specs
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*/
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@Parameterized.Parameters
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public static Collection<Object[]> data() {
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return Arrays.asList(
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new Object[]{new Dragon(), "Dragon", Size.LARGE, Movement.FLYING, Color.RED},
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new Object[]{new Goblin(), "Goblin", Size.SMALL, Movement.WALKING, Color.GREEN},
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new Object[]{new KillerBee(), "KillerBee", Size.SMALL, Movement.FLYING, Color.LIGHT},
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new Object[]{new Octopus(), "Octopus", Size.NORMAL, Movement.SWIMMING, Color.DARK},
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new Object[]{new Shark(), "Shark", Size.NORMAL, Movement.SWIMMING, Color.LIGHT},
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new Object[]{new Troll(), "Troll", Size.LARGE, Movement.WALKING, Color.DARK}
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);
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}
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/**
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* The tested creature
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*/
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private final Creature testedCreature;
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/**
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* The expected name of the tested creature
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*/
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private final String name;
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/**
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* The expected size of the tested creature
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*/
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private final Size size;
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/**
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* The expected movement type of the tested creature
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*/
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private final Movement movement;
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/**
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* The expected color of the tested creature
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*/
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private final Color color;
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/**
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* @param testedCreature The tested creature
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* @param name The expected name of the creature
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* @param size The expected size of the creature
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* @param movement The expected movement type of the creature
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* @param color The expected color of the creature
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*/
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public CreatureTest(final Creature testedCreature, final String name, final Size size,
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final Movement movement, final Color color) {
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this.testedCreature = testedCreature;
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this.name = name;
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this.size = size;
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this.movement = movement;
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this.color = color;
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}
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@Test
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public void testGetName() throws Exception {
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assertEquals(this.name, this.testedCreature.getName());
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}
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@Test
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public void testGetSize() throws Exception {
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assertEquals(this.size, this.testedCreature.getSize());
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}
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@Test
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public void testGetMovement() throws Exception {
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assertEquals(this.movement, this.testedCreature.getMovement());
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}
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@Test
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public void testGetColor() throws Exception {
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assertEquals(this.color, this.testedCreature.getColor());
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}
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@Test
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public void testToString() throws Exception {
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final String toString = this.testedCreature.toString();
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assertNotNull(toString);
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assertEquals(
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String.format("%s [size=%s, movement=%s, color=%s]", name, size, movement, color),
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toString
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);
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}
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}

‎specification/src/test/java/com/iluwatar/specification/selector/ColorSelectorTest.java‎

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package com.iluwatar.specification.selector;
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import com.iluwatar.specification.creature.Creature;
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import com.iluwatar.specification.property.Color;
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import org.junit.Test;
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import static org.junit.Assert.assertFalse;
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import static org.junit.Assert.assertTrue;
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import static org.mockito.Mockito.mock;
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import static org.mockito.Mockito.when;
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/**
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* Date: 12/29/15 - 7:35 PM
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*
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* @author Jeroen Meulemeester
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*/
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public class ColorSelectorTest {
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/**
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* Verify if the color selector gives the correct results
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*/
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@Test
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public void testColor() {
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final Creature greenCreature = mock(Creature.class);
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when(greenCreature.getColor()).thenReturn(Color.GREEN);
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final Creature redCreature = mock(Creature.class);
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when(redCreature.getColor()).thenReturn(Color.RED);
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final ColorSelector greenSelector = new ColorSelector(Color.GREEN);
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assertTrue(greenSelector.test(greenCreature));
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assertFalse(greenSelector.test(redCreature));
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}
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}

‎specification/src/test/java/com/iluwatar/specification/selector/MovementSelectorTest.java‎

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package com.iluwatar.specification.selector;
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import com.iluwatar.specification.creature.Creature;
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import com.iluwatar.specification.property.Color;
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import com.iluwatar.specification.property.Movement;
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import org.junit.Test;
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import static org.junit.Assert.assertFalse;
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import static org.junit.Assert.assertTrue;
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import static org.mockito.Mockito.mock;
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import static org.mockito.Mockito.when;
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/**
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* Date: 12/29/15 - 7:37 PM
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*
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* @author Jeroen Meulemeester
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*/
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public class MovementSelectorTest {
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/**
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* Verify if the movement selector gives the correct results
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*/
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@Test
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public void testMovement() {
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final Creature swimmingCreature = mock(Creature.class);
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when(swimmingCreature.getMovement()).thenReturn(Movement.SWIMMING);
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final Creature flyingCreature = mock(Creature.class);
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when(flyingCreature.getMovement()).thenReturn(Movement.FLYING);
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final MovementSelector swimmingSelector = new MovementSelector(Movement.SWIMMING);
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assertTrue(swimmingSelector.test(swimmingCreature));
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assertFalse(swimmingSelector.test(flyingCreature));
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}
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}

‎specification/src/test/java/com/iluwatar/specification/selector/SizeSelectorTest.java‎

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package com.iluwatar.specification.selector;
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import com.iluwatar.specification.creature.Creature;
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import com.iluwatar.specification.property.Size;
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import org.junit.Test;
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import static org.junit.Assert.assertFalse;
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import static org.junit.Assert.assertTrue;
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import static org.mockito.Mockito.mock;
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import static org.mockito.Mockito.when;
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/**
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* Date: 12/29/15 - 7:43 PM
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*
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* @author Jeroen Meulemeester
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*/
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public class SizeSelectorTest {
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/**
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* Verify if the size selector gives the correct results
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*/
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@Test
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public void testMovement() {
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final Creature normalCreature = mock(Creature.class);
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when(normalCreature.getSize()).thenReturn(Size.NORMAL);
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final Creature smallCreature = mock(Creature.class);
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when(smallCreature.getSize()).thenReturn(Size.SMALL);
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final SizeSelector normalSelector = new SizeSelector(Size.NORMAL);
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assertTrue(normalSelector.test(normalCreature));
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assertFalse(normalSelector.test(smallCreature));
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}
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}

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