Add tests for LogoutCommand and RegisterCommand. Add more generic mockUtil

src/test/java/fr/xephi/authme/command/executable/logout/LogoutCommandTest.java

@@ -0,0 +1,62 @@
+package fr.xephi.authme.command.executable.logout;
+
+import fr.xephi.authme.AuthMe;
+import fr.xephi.authme.AuthMeMockUtil;
+import fr.xephi.authme.command.CommandParts;
+import fr.xephi.authme.process.Management;
+import fr.xephi.authme.settings.Settings;
+import org.bukkit.command.BlockCommandSender;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mockito;
+
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+
+/**
+ * Test for {@link LogoutCommand}.
+ */
+public class LogoutCommandTest {
+
+    private static Management managementMock;
+
+    @Before
+    public void initializeAuthMeMock() {
+        AuthMeMockUtil.mockAuthMeInstance();
+        AuthMe pluginMock = AuthMe.getInstance();
+
+        Settings.captchaLength = 10;
+        managementMock = mock(Management.class);
+        Mockito.when(pluginMock.getManagement()).thenReturn(managementMock);
+    }
+
+    @Test
+    public void shouldStopIfSenderIsNotAPlayer() {
+        // given
+        CommandSender sender = mock(BlockCommandSender.class);
+        LogoutCommand command = new LogoutCommand();
+
+        // when
+        command.executeCommand(sender, new CommandParts(), new CommandParts());
+
+        // then
+        Mockito.verify(managementMock, never()).performLogout(any(Player.class));
+    }
+
+    @Test
+    public void shouldCallManagementForPlayerCaller() {
+        // given
+        Player sender = mock(Player.class);
+        LogoutCommand command = new LogoutCommand();
+
+        // when
+        command.executeCommand(sender, new CommandParts(), new CommandParts("password"));
+
+        // then
+        Mockito.verify(managementMock).performLogout(sender);
+    }
+
+}