Make AuthMe.management private; create test for CaptchaCommand

src/test/java/fr/xephi/authme/command/executable/captcha/CaptchaCommandTest.java

@@ -0,0 +1,71 @@
+package fr.xephi.authme.command.executable.captcha;
+
+import fr.xephi.authme.AuthMe;
+import fr.xephi.authme.command.CommandParts;
+import fr.xephi.authme.command.ExecutableCommand;
+import fr.xephi.authme.output.MessageKey;
+import fr.xephi.authme.output.Messages;
+import fr.xephi.authme.settings.Settings;
+import fr.xephi.authme.util.WrapperMock;
+import org.bukkit.command.BlockCommandSender;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.junit.Before;
+import org.junit.Ignore;
+import org.junit.Test;
+import org.mockito.Mockito;
+
+import static org.hamcrest.Matchers.equalTo;
+import static org.junit.Assert.assertThat;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+/**
+ * Test for {@link CaptchaCommand}.
+ */
+public class CaptchaCommandTest {
+
+    private WrapperMock wrapperMock;
+
+    @Before
+    public void setUpWrapperMock() {
+        wrapperMock = WrapperMock.createInstance();
+        Settings.useCaptcha = true;
+    }
+
+    @Test
+    public void shouldRejectNonPlayerSender() {
+        // given
+        CommandSender sender = Mockito.mock(BlockCommandSender.class);
+        ExecutableCommand command = new CaptchaCommand();
+
+        // when
+        boolean result = command.executeCommand(sender, new CommandParts(), new CommandParts());
+
+        // then
+        assertThat(result, equalTo(true));
+        assertThat(wrapperMock.wasMockCalled(AuthMe.class), equalTo(false));
+        assertThat(wrapperMock.wasMockCalled(Messages.class), equalTo(false));
+    }
+
+    @Test
+    @Ignore
+    public void shouldRejectIfCaptchaIsNotUsed() {
+        // given
+        Player player = mockPlayerWithName("testplayer");
+        ExecutableCommand command = new CaptchaCommand();
+
+        // when
+        boolean result = command.executeCommand(player, new CommandParts(), new CommandParts());
+
+        // then
+        assertThat(result, equalTo(true));
+        verify(wrapperMock.getMessages()).send(player, MessageKey.USAGE_LOGIN);
+    }
+
+    private static Player mockPlayerWithName(String name) {
+        Player player = Mockito.mock(Player.class);
+        when(player.getName()).thenReturn(name);
+        return player;
+    }
+}