SEC-1472: Add crypto wrappers for BCrypt

crypto/src/test/java/org/springframework/security/crypto/bcrypt/BCryptPasswordEncoderTests.java

@@ -0,0 +1,60 @@
+/*
+ * Copyright 2002-2011 the original author or authors.
+ *
+ * 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 org.springframework.security.crypto.bcrypt;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+
+
+/**
+ * @author Dave Syer
+ *
+ */
+public class BCryptPasswordEncoderTests {
+
+    @Test
+    public void matches() {
+        BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();
+        String result = encoder.encode("password");
+        assertFalse(result.equals("password"));
+        assertTrue(encoder.matches("password", result));
+    }
+
+    @Test
+    public void unicode() {
+        BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();
+        String result = encoder.encode("passw\u9292rd");
+        assertFalse(encoder.matches("pass\u9292\u9292rd", result));
+        assertTrue(encoder.matches("passw\u9292rd", result));
+    }
+
+    @Test
+    public void matchesLengthChecked() {
+        BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();
+        String result = encoder.encode("password");
+        assertFalse(encoder.matches("password", result.substring(0,result.length()-2)));
+    }
+
+    @Test
+    public void notMatches() {
+        BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();
+        String result = encoder.encode("password");
+        assertFalse(encoder.matches("bogus", result));
+    }
+
+}