diff --git a/front-controller/pom.xml b/front-controller/pom.xml index 33a30c258..91ad6c1ab 100644 --- a/front-controller/pom.xml +++ b/front-controller/pom.xml @@ -15,5 +15,10 @@ junit test + + org.mockito + mockito-core + test + diff --git a/front-controller/src/test/java/com/iluwatar/front/controller/ApplicationExceptionTest.java b/front-controller/src/test/java/com/iluwatar/front/controller/ApplicationExceptionTest.java new file mode 100644 index 000000000..18bdf0d13 --- /dev/null +++ b/front-controller/src/test/java/com/iluwatar/front/controller/ApplicationExceptionTest.java @@ -0,0 +1,20 @@ +package com.iluwatar.front.controller; + +import org.junit.Test; + +import static org.junit.Assert.*; + +/** + * Date: 12/13/15 - 1:35 PM + * + * @author Jeroen Meulemeester + */ +public class ApplicationExceptionTest { + + @Test + public void testCause() throws Exception { + final Exception cause = new Exception(); + assertSame(cause, new ApplicationException(cause).getCause()); + } + +} \ No newline at end of file diff --git a/front-controller/src/test/java/com/iluwatar/front/controller/CommandTest.java b/front-controller/src/test/java/com/iluwatar/front/controller/CommandTest.java new file mode 100644 index 000000000..fa85caa39 --- /dev/null +++ b/front-controller/src/test/java/com/iluwatar/front/controller/CommandTest.java @@ -0,0 +1,62 @@ +package com.iluwatar.front.controller; + +import org.junit.Test; +import org.junit.runner.RunWith; +import org.junit.runners.Parameterized; +import org.junit.runners.Parameterized.Parameters; + +import java.util.ArrayList; +import java.util.List; + +import static org.mockito.Mockito.verify; +import static org.mockito.Mockito.verifyNoMoreInteractions; +import static org.mockito.Mockito.verifyZeroInteractions; + +/** + * Date: 12/13/15 - 1:39 PM + * + * @author Jeroen Meulemeester + */ +@RunWith(Parameterized.class) +public class CommandTest extends StdOutTest { + + @Parameters + public static List data() { + final List parameters = new ArrayList<>(); + parameters.add(new Object[]{"Archer", "Displaying archers"}); + parameters.add(new Object[]{"Catapult", "Displaying catapults"}); + parameters.add(new Object[]{"NonExistentCommand", "Error 500"}); + return parameters; + } + + /** + * The view that's been tested + */ + private final String request; + + /** + * The expected display message + */ + private final String displayMessage; + + /** + * Create a new instance of the {@link CommandTest} with the given view and expected message + * + * @param request The request that's been tested + * @param displayMessage The expected display message + */ + public CommandTest(final String request, final String displayMessage) { + this.displayMessage = displayMessage; + this.request = request; + } + + @Test + public void testDisplay() { + final FrontController frontController = new FrontController(); + verifyZeroInteractions(getStdOutMock()); + frontController.handleRequest(request); + verify(getStdOutMock()).println(displayMessage); + verifyNoMoreInteractions(getStdOutMock()); + } + +} diff --git a/front-controller/src/test/java/com/iluwatar/front/controller/FrontControllerTest.java b/front-controller/src/test/java/com/iluwatar/front/controller/FrontControllerTest.java new file mode 100644 index 000000000..9bc4253c0 --- /dev/null +++ b/front-controller/src/test/java/com/iluwatar/front/controller/FrontControllerTest.java @@ -0,0 +1,61 @@ +package com.iluwatar.front.controller; + +import org.junit.Test; +import org.junit.runner.RunWith; +import org.junit.runners.Parameterized; +import org.junit.runners.Parameterized.Parameters; + +import java.util.ArrayList; +import java.util.List; + +import static org.mockito.Mockito.verify; +import static org.mockito.Mockito.verifyNoMoreInteractions; +import static org.mockito.Mockito.verifyZeroInteractions; + +/** + * Date: 12/13/15 - 1:39 PM + * + * @author Jeroen Meulemeester + */ +@RunWith(Parameterized.class) +public class FrontControllerTest extends StdOutTest { + + @Parameters + public static List data() { + final List parameters = new ArrayList<>(); + parameters.add(new Object[]{new ArcherCommand(), "Displaying archers"}); + parameters.add(new Object[]{new CatapultCommand(), "Displaying catapults"}); + parameters.add(new Object[]{new UnknownCommand(), "Error 500"}); + return parameters; + } + + /** + * The view that's been tested + */ + private final Command command; + + /** + * The expected display message + */ + private final String displayMessage; + + /** + * Create a new instance of the {@link FrontControllerTest} with the given view and expected message + * + * @param command The command that's been tested + * @param displayMessage The expected display message + */ + public FrontControllerTest(final Command command, final String displayMessage) { + this.displayMessage = displayMessage; + this.command = command; + } + + @Test + public void testDisplay() { + verifyZeroInteractions(getStdOutMock()); + this.command.process(); + verify(getStdOutMock()).println(displayMessage); + verifyNoMoreInteractions(getStdOutMock()); + } + +} diff --git a/front-controller/src/test/java/com/iluwatar/front/controller/StdOutTest.java b/front-controller/src/test/java/com/iluwatar/front/controller/StdOutTest.java new file mode 100644 index 000000000..31d061b08 --- /dev/null +++ b/front-controller/src/test/java/com/iluwatar/front/controller/StdOutTest.java @@ -0,0 +1,54 @@ +package com.iluwatar.front.controller; + +import org.junit.After; +import org.junit.Before; + +import java.io.PrintStream; + +import static org.mockito.Mockito.mock; + +/** + * Date: 12/10/15 - 8:37 PM + * + * @author Jeroen Meulemeester + */ +public abstract class StdOutTest { + + /** + * The mocked standard out {@link PrintStream}, required since the actions of the views don't have + * any influence on any other accessible objects, except for writing to std-out using {@link + * System#out} + */ + private final PrintStream stdOutMock = mock(PrintStream.class); + + /** + * Keep the original std-out so it can be restored after the test + */ + private final PrintStream stdOutOrig = System.out; + + /** + * Inject the mocked std-out {@link PrintStream} into the {@link System} class before each test + */ + @Before + public void setUp() { + System.setOut(this.stdOutMock); + } + + /** + * Removed the mocked std-out {@link PrintStream} again from the {@link System} class + */ + @After + public void tearDown() { + System.setOut(this.stdOutOrig); + } + + /** + * Get the mocked stdOut {@link PrintStream} + * + * @return The stdOut print stream mock, renewed before each test + */ + final PrintStream getStdOutMock() { + return this.stdOutMock; + } + +} diff --git a/front-controller/src/test/java/com/iluwatar/front/controller/ViewTest.java b/front-controller/src/test/java/com/iluwatar/front/controller/ViewTest.java new file mode 100644 index 000000000..fb2df1c60 --- /dev/null +++ b/front-controller/src/test/java/com/iluwatar/front/controller/ViewTest.java @@ -0,0 +1,61 @@ +package com.iluwatar.front.controller; + +import org.junit.Test; +import org.junit.runner.RunWith; +import org.junit.runners.Parameterized; +import org.junit.runners.Parameterized.Parameters; + +import java.util.ArrayList; +import java.util.List; + +import static org.mockito.Mockito.verify; +import static org.mockito.Mockito.verifyNoMoreInteractions; +import static org.mockito.Mockito.verifyZeroInteractions; + +/** + * Date: 12/13/15 - 1:39 PM + * + * @author Jeroen Meulemeester + */ +@RunWith(Parameterized.class) +public class ViewTest extends StdOutTest { + + @Parameters + public static List data() { + final List parameters = new ArrayList<>(); + parameters.add(new Object[]{new ArcherView(), "Displaying archers"}); + parameters.add(new Object[]{new CatapultView(), "Displaying catapults"}); + parameters.add(new Object[]{new ErrorView(), "Error 500"}); + return parameters; + } + + /** + * The view that's been tested + */ + private final View view; + + /** + * The expected display message + */ + private final String displayMessage; + + /** + * Create a new instance of the {@link ViewTest} with the given view and expected message + * + * @param view The view that's been tested + * @param displayMessage The expected display message + */ + public ViewTest(final View view, final String displayMessage) { + this.displayMessage = displayMessage; + this.view = view; + } + + @Test + public void testDisplay() { + verifyZeroInteractions(getStdOutMock()); + this.view.display(); + verify(getStdOutMock()).println(displayMessage); + verifyNoMoreInteractions(getStdOutMock()); + } + +} \ No newline at end of file