From 94f2682195108c10560a2096e68f06d13d858ed8 Mon Sep 17 00:00:00 2001
From: Tom Hacohen <tom@stosb.com>
Date: Thu, 6 Apr 2017 15:53:49 +0100
Subject: [PATCH] Tests: add basic encryption tests.

---
 .../journalmanager/EncryptionTest.java        | 74 +++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 app/src/test/java/com/etesync/syncadapter/journalmanager/EncryptionTest.java

diff --git a/app/src/test/java/com/etesync/syncadapter/journalmanager/EncryptionTest.java b/app/src/test/java/com/etesync/syncadapter/journalmanager/EncryptionTest.java
new file mode 100644
index 00000000..2bcf6cca
--- /dev/null
+++ b/app/src/test/java/com/etesync/syncadapter/journalmanager/EncryptionTest.java
@@ -0,0 +1,74 @@
+/*
+ * Copyright © 2013 – 2015 Ricki Hirner (bitfire web engineering).
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the GNU Public License v3.0
+ * which accompanies this distribution, and is available at
+ * http://www.gnu.org/licenses/gpl.html
+ */
+
+package com.etesync.syncadapter.journalmanager;
+
+import com.etesync.syncadapter.utils.Base64;
+
+import org.apache.commons.codec.Charsets;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.IOException;
+
+import static org.junit.Assert.assertEquals;
+
+public class EncryptionTest {
+    private static final String USER = "test@localhost";
+    private static final String PASSWORD = "SomePassword";
+    private static final String keyBase64 = "Gpn6j6WJ/9JJbVkWhmEfZjlqSps5rwEOzjUOO0rqufvb4vtT4UfRgx0uMivuGwjF7/8Y1z1glIASX7Oz/4l2jucgf+lAzg2oTZFodWkXRZCDmFa7c9a8/04xIs7koFmUH34Rl9XXW6V2/GDVigQhQU8uWnrGo795tupoNQMbtB8RgMX5GyuxR55FvcybHpYBbwrDIsKvXcBxWFEscdNU8zyeq3yjvDo/W/y24dApW3mnNo7vswoL2rpkZj3dqw==";
+
+    @Before
+    public void setUp() throws IOException {
+    }
+
+    @After
+    public void tearDown() throws IOException {
+    }
+
+    @Test
+    public void testDerivePassword() {
+        String key = Crypto.deriveKey(USER, PASSWORD);
+        assertEquals(key, keyBase64);
+    }
+
+    @Test
+    public void testCryptoV1() throws Exceptions.IntegrityException, Exceptions.GenericCryptoException {
+        Crypto.CryptoManager cryptoManager = new Crypto.CryptoManager(1, keyBase64, "TestSaltShouldBeJournalId");
+
+        String clearText = "This Is Some Test Cleartext.";
+        byte[] cipher = cryptoManager.encrypt(clearText.getBytes(Charsets.UTF_8));
+        assertEquals(clearText, new String(cryptoManager.decrypt(cipher), Charsets.UTF_8));
+
+        String expected = "Lz+HUFzh1HdjxuGdQrBwBG1IzHT0ug6mO8fwePSbXtc=";
+        assertEquals(expected, Base64.encodeToString(cryptoManager.hmac("Some test data".getBytes(Charsets.UTF_8)), Base64.NO_WRAP));
+    }
+
+    @Test
+    public void testCryptoV2() throws Exceptions.IntegrityException, Exceptions.GenericCryptoException {
+        Crypto.CryptoManager cryptoManager = new Crypto.CryptoManager(2, keyBase64, "TestSaltShouldBeJournalId");
+
+        String clearText = "This Is Some Test Cleartext.";
+        byte[] cipher = cryptoManager.encrypt(clearText.getBytes(Charsets.UTF_8));
+        assertEquals(clearText, new String(cryptoManager.decrypt(cipher), Charsets.UTF_8));
+
+        String expected = "XQ/A0gentOaE98R9wzf3zEIAHj4OH1GF8J4C6JiJupo=";
+        assertEquals(expected, Base64.encodeToString(cryptoManager.hmac("Some test data".getBytes(Charsets.UTF_8)), Base64.NO_WRAP));
+    }
+
+    @Test(expected=Exceptions.VersionTooNewException.class)
+    public void testCryptoVersionTooNew() throws Exceptions.IntegrityException, Exceptions.VersionTooNewException {
+        new Crypto.CryptoManager(120, keyBase64, "TestSaltShouldBeJournalId");
+    }
+
+    @Test(expected=Exceptions.IntegrityException.class)
+    public void testCryptoVersionOutOfRange() throws Exceptions.IntegrityException, Exceptions.VersionTooNewException {
+        new Crypto.CryptoManager(999, keyBase64, "TestSaltShouldBeJournalId");
+    }
+}