Add more mac factory tests

patrickfav · Oct 3, 2017 · 04715ed · 04715ed
1 parent fa431a3
commit 04715ed
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/test/java/at/favre/lib/crypto/HkdfMacFactoryTest.java b/src/test/java/at/favre/lib/crypto/HkdfMacFactoryTest.java
@@ -21,7 +21,7 @@ public void hmacSha512() throws Exception {
 
     @Test
     public void hmacSha1() throws Exception {
-        testHmacFactory(new HkdfMacFactory.Default("HmacSHA1", null), 20);
+        testHmacFactory(HkdfMacFactory.Default.hmacSha1(), 20);
     }
 
     @Test
@@ -39,6 +39,11 @@ public void hmacInstanceNotExisting() throws Exception {
         new HkdfMacFactory.Default("HmacNotExisting", null).createInstance(new byte[16]);
     }
 
+    @Test(expected = RuntimeException.class)
+    public void hmacUsingEmptyKey() throws Exception {
+        HkdfMacFactory.Default.hmacSha256().createInstance(new byte[0]);
+    }
+
     private void testHmacFactory(HkdfMacFactory macFactory, int refLength) {
         Mac mac = macFactory.createInstance(new byte[refLength]);
         assertNotNull(mac);