#849 Catch exception in TwoFactor hash and write unit tests

src/test/java/fr/xephi/authme/security/crypts/TwoFactorTest.java

@@ -0,0 +1,63 @@
+package fr.xephi.authme.security.crypts;
+
+import fr.xephi.authme.TestHelper;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import static org.hamcrest.Matchers.equalTo;
+import static org.junit.Assert.assertThat;
+
+/**
+ * Test for {@link TwoFactor}.
+ */
+public class TwoFactorTest {
+
+    @BeforeClass
+    public static void initLogger() {
+        TestHelper.setupLogger();
+    }
+
+    @Test
+    public void shouldGenerateBarcodeUrl() {
+        // given
+        String user = "tester";
+        String host = "192.168.0.4";
+        String secret = "3AK6Y4KWGRLJMEQW";
+
+        // when
+        String url = TwoFactor.getQRBarcodeURL(user, host, secret);
+
+        // then
+        String expected = "https://www.google.com/chart?chs=130x130&chld=M%7C0&cht=qr"
+            + "&chl=otpauth://totp/tester@192.168.0.4%3Fsecret%3D3AK6Y4KWGRLJMEQW";
+        assertThat(url, equalTo(expected));
+    }
+
+    @Test
+    public void shouldHandleInvalidHash() {
+        // given
+        HashedPassword password = new HashedPassword("!@&#@!(*&@");
+        String inputPassword = "12345";
+        TwoFactor twoFactor = new TwoFactor();
+
+        // when
+        boolean result = twoFactor.comparePassword(inputPassword, password, "name");
+
+        // then
+        assertThat(result, equalTo(false));
+    }
+
+    @Test
+    public void shouldHandleInvalidInput() {
+        // given
+        HashedPassword password = new HashedPassword("3AK6Y4KWGRLJMEQW");
+        String inputPassword = "notA_number!";
+        TwoFactor twoFactor = new TwoFactor();
+
+        // when
+        boolean result = twoFactor.comparePassword(inputPassword, password, "name");
+
+        // then
+        assertThat(result, equalTo(false));
+    }
+}