fix unittests on case sensitive file systems

Author: chewiebug

src/test/java/com/tagtraum/perf/gcviewer/UnittestHelper.java

@@ -35,7 +35,7 @@ public enum FOLDER {
         IBM("ibm"),
         JROCKIT("jrockit"),
         OPENJDK(FOLDER_OPENJDK),
-        OPENJDK_UJL(OPENJDK + File.separator + "unified-jvm-logging"),
+        OPENJDK_UJL(OPENJDK.getFolderName() + File.separator + "unified-jvm-logging"),
         HTTP("http");
 
         private String folderName;

src/test/java/com/tagtraum/perf/gcviewer/util/TestHttpUrlConnectionHelper.java

@@ -32,7 +32,7 @@ public class TestHttpUrlConnectionHelper {
     private static final String SAMPLE_GCLOG_SUN1_6_0 = "SampleSun1_6_0PrintHeapAtGC.txt";
     private static final String SAMPLE_GCLOG_SUN1_6_0_GZ = SAMPLE_GCLOG_SUN1_6_0 + ".gz";  
 
-    private static final String PARENT_PATH = "src/test/resources/" + FOLDER.OPENJDK + "/";
+    private static final String PARENT_PATH = "src/test/resources/" + FOLDER.OPENJDK.getFolderName() + "/";
     private static final Charset UTF8 = StandardCharsets.UTF_8;
 
     private ByteArrayInputStream create404InputStream() {