SLING-4075 - Improve test coverage of SCD
* Add DigestUtils unit test coverage
diff --git a/src/test/java/org/apache/sling/distribution/util/impl/DigestUtilsTest.java b/src/test/java/org/apache/sling/distribution/util/impl/DigestUtilsTest.java
new file mode 100644
index 0000000..8ec35fe
--- /dev/null
+++ b/src/test/java/org/apache/sling/distribution/util/impl/DigestUtilsTest.java
@@ -0,0 +1,84 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.apache.sling.distribution.util.impl;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.security.DigestInputStream;
+import java.security.DigestOutputStream;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.junit.Test;
+
+import static java.util.Arrays.asList;
+import static org.junit.Assert.assertEquals;
+import static org.mockito.Mockito.mock;
+
+public class DigestUtilsTest {
+
+ private Set<String> DIGEST_ALGORITHM = new HashSet<String>(asList("md2","md5","sha1"));
+
+ private byte[] DATA = new byte[]{0x01, 0x02, 0x03};
+
+ private String DATA_MD5_DIGEST = "d41d8cd98f00b204e9800998ecf8427e";
+
+ @Test
+ public void testOpenDigestInputStream() throws Exception {
+ for (String digest : DIGEST_ALGORITHM) {
+ DigestUtils.openDigestInputStream(mock(InputStream.class), digest);
+ }
+ }
+
+ @Test
+ public void testOpenDigestOutputStream() throws Exception {
+ for (String digest : DIGEST_ALGORITHM) {
+ DigestUtils.openDigestOutputStream(mock(OutputStream.class), digest);
+ }
+ }
+
+ @Test
+ public void testReadInputStreamDigestMessage() throws Exception {
+ ByteArrayInputStream bis = new ByteArrayInputStream(DATA);
+ DigestInputStream dis = DigestUtils.openDigestInputStream(bis, "md5");
+ String digest = DigestUtils.readDigestMessage(dis);
+ assertEquals(DATA_MD5_DIGEST, digest);
+ }
+
+ @Test
+ public void testReadOutputStreamDigestMessage() throws Exception {
+ ByteArrayOutputStream bos = new ByteArrayOutputStream(DATA.length);
+ bos.write(DATA);
+ bos.flush();
+ DigestOutputStream dos = DigestUtils.openDigestOutputStream(bos, "md5");
+ String digest = DigestUtils.readDigestMessage(dos);
+ assertEquals(DATA_MD5_DIGEST, digest);
+ }
+
+ @Test(expected = IllegalArgumentException.class)
+ public void testUnsupportedDigestMessage() throws Exception {
+ ByteArrayOutputStream bos = new ByteArrayOutputStream(DATA.length);
+ bos.write(DATA);
+ bos.flush();
+ DigestOutputStream dos = DigestUtils.openDigestOutputStream(bos, "unsupported");
+ }
+
+}
\ No newline at end of file