test: tests for AesUtil

devkit-utils/src/test/java/com/onixbyte/devkit/utils/AesUtilTest.java

@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2024-2025 OnixByte.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.onixbyte.devkit.utils;
+
+import org.junit.jupiter.api.Test;
+
+import java.nio.charset.StandardCharsets;
+import java.security.GeneralSecurityException;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class AesUtilTest {
+
+    @Test
+    void testEncryptAndDecryptByte() throws GeneralSecurityException {
+        byte[] secretKey = "43f72073956d4c81".getBytes(StandardCharsets.UTF_8);
+        byte[] originalData = "Hello World".getBytes(StandardCharsets.UTF_8);
+
+        byte[] encryptedData = AesUtil.encrypt(originalData, secretKey);
+        assertNotNull(encryptedData);
+
+        byte[] decryptedData = AesUtil.decrypt(encryptedData, secretKey);
+        assertNotNull(decryptedData);
+
+        assertArrayEquals(originalData, decryptedData);
+    }
+
+    @Test
+    void testEncryptAndDecryptString() throws GeneralSecurityException {
+        var secret = "43f72073956d4c81";
+        var originalData = "Hello World";
+
+        var encryptedData = AesUtil.encrypt(originalData, secret);
+        assertNotNull(encryptedData);
+        assertNotEquals(originalData, encryptedData);
+
+        var decryptedData = AesUtil.decrypt(encryptedData, secret);
+        assertNotNull(decryptedData);
+        assertEquals(originalData, decryptedData);
+    }
+
+    @Test
+    void testEncryptWithWrongKeyFails() throws GeneralSecurityException {
+        var secret = "43f72073956d4c81";
+        var wrongSecret = "0000000000000000";
+        var originalData = "Hello World";
+
+        var encryptedData = AesUtil.encrypt(originalData.getBytes(StandardCharsets.UTF_8),
+                secret.getBytes(StandardCharsets.UTF_8));
+        assertNotNull(encryptedData);
+
+        // When decrypting with the wrong key, a BadPaddingException or IllegalBlockSizeException is expected to be thrown
+        assertThrows(GeneralSecurityException.class, () -> {
+            AesUtil.decrypt(encryptedData, wrongSecret.getBytes(StandardCharsets.UTF_8));
+        });
+    }
+
+    @Test
+    void testGenerateRandomSecret() {
+        var randomSecret = AesUtil.generateRandomSecret();
+        assertNotNull(randomSecret);
+        assertEquals(16, randomSecret.length());
+    }
+}

devkit-utils/src/test/java/com/onixbyte/devkit/utils/TestAesUtil.java

@@ -1,56 +0,0 @@
-/*
- * Copyright (C) 2024-2025 OnixByte.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.onixbyte.devkit.utils;
-
-import org.junit.jupiter.api.Assertions;
-import org.junit.jupiter.api.Test;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-public class TestAesUtil {
-
-    private final static Logger log = LoggerFactory.getLogger(TestAesUtil.class);
-
-    @Test
-    public void testGenerateRandomSecret() {
-        log.info("Secret is {}", AesUtil.generateRandomSecret());
-    }
-
-    @Test
-    public void testEncrypt() {
-        var secret = "43f72073956d4c81";
-
-        Assertions.assertEquals("IbbYZu8GtMruBURfMBVy/w==", AesUtil.encrypt("Hello World", secret));
-        Assertions.assertEquals("1eVA7oQpTIhI7jc+6cdkmg==", AesUtil.encrypt("OnixByte", secret));
-        Assertions.assertEquals("fk6oNRJK8a+Pz7zVwtlD0UQocq5c3GkRuem0Z6jdAN8=", AesUtil.encrypt("Welcome to use JDevKit!", secret));
-        Assertions.assertEquals("dqzGjawNcQdBpXJWk/08UQ==", AesUtil.encrypt("127.0.0.1", secret));
-        Assertions.assertEquals("uwQQI60yAGL91q9jCDgoeA==", AesUtil.encrypt("root", secret));
-    }
-
-    @Test
-    public void testDecrypt() {
-        var secret = "43f72073956d4c81";
-
-        Assertions.assertEquals("Hello World", AesUtil.decrypt("IbbYZu8GtMruBURfMBVy/w==", secret));
-        Assertions.assertEquals("OnixByte", AesUtil.decrypt("1eVA7oQpTIhI7jc+6cdkmg==", secret));
-        Assertions.assertEquals("Welcome to use JDevKit!", AesUtil.decrypt("fk6oNRJK8a+Pz7zVwtlD0UQocq5c3GkRuem0Z6jdAN8=", secret));
-        Assertions.assertEquals("127.0.0.1", AesUtil.decrypt("dqzGjawNcQdBpXJWk/08UQ==", secret));
-        Assertions.assertEquals("root", AesUtil.decrypt("uwQQI60yAGL91q9jCDgoeA==", secret));
-    }
-
-}