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Added Database class unit test class
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tastybento
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015f1dd694
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261
src/test/java/world/bentobox/bentobox/database/DatabaseTest.java
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261
src/test/java/world/bentobox/bentobox/database/DatabaseTest.java
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/**
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*
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*/
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package world.bentobox.bentobox.database;
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import static org.junit.Assert.assertEquals;
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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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import java.beans.IntrospectionException;
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import java.lang.reflect.InvocationTargetException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.UUID;
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import java.util.function.Supplier;
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import java.util.logging.Logger;
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import org.junit.After;
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import org.junit.Before;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.mockito.ArgumentCaptor;
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import org.mockito.Captor;
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import org.mockito.Mock;
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import org.mockito.Mockito;
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import org.powermock.api.mockito.PowerMockito;
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import org.powermock.core.classloader.annotations.PrepareForTest;
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import org.powermock.modules.junit4.PowerMockRunner;
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import org.powermock.reflect.Whitebox;
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import world.bentobox.bentobox.BentoBox;
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import world.bentobox.bentobox.api.addons.Addon;
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import world.bentobox.bentobox.database.objects.Island;
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/**
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* @author tastybento
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*
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*/
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@RunWith(PowerMockRunner.class)
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@PrepareForTest( {BentoBox.class, DatabaseSetup.class} )
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public class DatabaseTest {
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@Mock
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private BentoBox plugin;
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@Mock
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private Addon addon;
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private AbstractDatabaseHandler<Object> handler;
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private DatabaseSetup dbSetup;
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@Mock
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private Logger logger;
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@Captor
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private ArgumentCaptor<Supplier<String>> registerMessageLambdaCaptor;
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private List<Object> objectList;
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private Island island;
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/**
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* @throws java.lang.Exception
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*/
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@SuppressWarnings("unchecked")
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@Before
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public void setUp() throws Exception {
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// Set up plugin
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Whitebox.setInternalState(BentoBox.class, "instance", plugin);
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when(plugin.getLogger()).thenReturn(logger);
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PowerMockito.mockStatic(DatabaseSetup.class);
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dbSetup = mock(DatabaseSetup.class);
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handler = mock(AbstractDatabaseHandler.class);
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when(dbSetup.getHandler(Mockito.any())).thenReturn(handler);
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when(DatabaseSetup.getDatabase()).thenReturn(dbSetup);
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island = mock(Island.class);
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when(handler.loadObject(Mockito.anyString())).thenReturn(island);
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objectList = new ArrayList<>();
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objectList.add(mock(Island.class));
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objectList.add(mock(Island.class));
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objectList.add(mock(Island.class));
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objectList.add(mock(Island.class));
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when(handler.loadObjects()).thenReturn(objectList);
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}
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/**
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* @throws java.lang.Exception
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*/
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@After
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public void tearDown() throws Exception {
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}
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/**
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* Check if logger logged a severe string
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* @param stringToCheck
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*/
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private void checkSevereLog(String stringToCheck) {
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// This magic obtains the lambda from an argument
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Mockito.verify(logger).severe(registerMessageLambdaCaptor.capture());
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Supplier<String> lambda = registerMessageLambdaCaptor.getValue();
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assertEquals(stringToCheck,lambda.get());
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#Database(world.bentobox.bentobox.BentoBox, java.lang.Class)}.
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*/
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@Test
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public void testDatabaseBentoBoxClassOfT() {
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new Database<Island>(plugin, Island.class);
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Mockito.verify(plugin).getLogger();
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Mockito.verify(dbSetup).getHandler(Mockito.any());
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#Database(world.bentobox.bentobox.api.addons.Addon, java.lang.Class)}.
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*/
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@Test
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public void testDatabaseAddonClassOfT() {
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new Database<Island>(addon, Island.class);
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Mockito.verify(addon).getLogger();
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Mockito.verify(dbSetup).getHandler(Mockito.any());
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#loadObjects()}.
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* @throws IntrospectionException
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* @throws NoSuchMethodException
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* @throws ClassNotFoundException
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* @throws InvocationTargetException
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* @throws IllegalAccessException
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* @throws InstantiationException
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*/
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@Test
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public void testLoadObjects() throws InstantiationException, IllegalAccessException, InvocationTargetException, ClassNotFoundException, NoSuchMethodException, IntrospectionException {
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Database<Island> db = new Database<Island>(plugin, Island.class);
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assertEquals(objectList, db.loadObjects());
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Mockito.verify(handler).loadObjects();
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#loadObjects()}.
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* @throws IntrospectionException
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* @throws NoSuchMethodException
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* @throws ClassNotFoundException
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* @throws InvocationTargetException
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* @throws IllegalAccessException
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* @throws InstantiationException
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*/
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@Test
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public void testLoadObjectsThrowException() throws InstantiationException, IllegalAccessException, InvocationTargetException, ClassNotFoundException, NoSuchMethodException, IntrospectionException {
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when(handler.loadObjects()).thenThrow(new IllegalAccessException("No bad dog! No biscuit!"));
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Database<Island> db = new Database<Island>(plugin, Island.class);
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db.loadObjects();
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Mockito.verify(handler).loadObjects();
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checkSevereLog("Could not load objects from database! Error: No bad dog! No biscuit!");
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#loadObject(java.lang.String)}.
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* @throws IntrospectionException
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* @throws NoSuchMethodException
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* @throws ClassNotFoundException
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* @throws InvocationTargetException
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* @throws IllegalAccessException
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* @throws InstantiationException
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*/
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@Test
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public void testLoadObject() throws InstantiationException, IllegalAccessException, InvocationTargetException, ClassNotFoundException, NoSuchMethodException, IntrospectionException {
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Database<Island> db = new Database<Island>(plugin, Island.class);
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String uniqueId = UUID.randomUUID().toString();
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assertEquals(island, db.loadObject(uniqueId));
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Mockito.verify(handler).loadObject(Mockito.eq(uniqueId));
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#saveObject(java.lang.Object)}.
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* @throws IntrospectionException
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* @throws InvocationTargetException
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* @throws IllegalAccessException
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*/
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@Test
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public void testSaveObject() throws IllegalAccessException, InvocationTargetException, IntrospectionException {
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Database<Island> db = new Database<Island>(plugin, Island.class);
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assertTrue(db.saveObject(island));
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Mockito.verify(handler).saveObject(Mockito.eq(island));
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#saveObject(java.lang.Object)}.
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* @throws IntrospectionException
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* @throws InvocationTargetException
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* @throws IllegalAccessException
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*/
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@Test
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public void testSaveObjectFail() throws IllegalAccessException, InvocationTargetException, IntrospectionException {
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Mockito.doThrow(new IntrospectionException("No means no!")).when(handler).saveObject(Mockito.any(Island.class));
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Database<Island> db = new Database<Island>(plugin, Island.class);
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assertFalse(db.saveObject(island));
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checkSevereLog("Could not save object to database! Error: No means no!");
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#objectExists(java.lang.String)}.
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*/
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@Test
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public void testObjectExists() {
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when(handler.objectExists(Mockito.eq("test"))).thenReturn(false);
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when(handler.objectExists(Mockito.eq("exists"))).thenReturn(true);
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Database<Island> db = new Database<Island>(plugin, Island.class);
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assertFalse(db.objectExists("test"));
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assertTrue(db.objectExists("exists"));
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#deleteID(java.lang.String)}.
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*/
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@Test
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public void testDeleteID() {
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Database<Island> db = new Database<Island>(plugin, Island.class);
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db.deleteID("test");
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Mockito.verify(handler).deleteID(Mockito.eq("test"));
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#deleteObject(java.lang.Object)}.
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* @throws IntrospectionException
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* @throws InvocationTargetException
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* @throws IllegalAccessException
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*/
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@Test
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public void testDeleteObject() throws IllegalAccessException, InvocationTargetException, IntrospectionException {
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Database<Island> db = new Database<Island>(plugin, Island.class);
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db.deleteObject(island);
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Mockito.verify(handler).deleteObject(Mockito.eq(island));
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#deleteObject(java.lang.Object)}.
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* @throws IntrospectionException
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* @throws InvocationTargetException
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* @throws IllegalAccessException
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*/
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@Test
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public void testDeleteObjectFail() throws IllegalAccessException, InvocationTargetException, IntrospectionException {
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Mockito.doThrow(new IllegalArgumentException("Wot?!")).when(handler).deleteObject(Mockito.any());
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Database<Island> db = new Database<Island>(plugin, Island.class);
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db.deleteObject(island);
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checkSevereLog("Could not delete object! Error: Wot?!");
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}
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/**
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* Test method for {@link world.bentobox.bentobox.database.Database#close()}.
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*/
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@Test
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public void testClose() {
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Database<Island> db = new Database<Island>(plugin, Island.class);
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db.close();
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Mockito.verify(handler).close();
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}
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}
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