ninja fix LegacySSTable test with new versioned files from 2.0

test/data/legacy-sstables/ic/Keyspace1/Keyspace1-Standard1-ic-0-Digest.sha1

@@ -1 +0,0 @@
-c22f034592ec31b1998083a34c1593538e8f1ea1  Keyspace1-Standard1-ic-0-Data.db

test/data/legacy-sstables/jb/Keyspace1/Keyspace1-Standard1-jb-0-Digest.sha1

@@ -0,0 +1 @@
+4a9f1896a599e4b3ff5d19600901de1a0b851bc1  Keyspace1-Standard1-jb-0-Data.db

test/data/legacy-sstables/jb/Keyspace1/Keyspace1-Standard1-jb-0-TOC.txt

@@ -1,7 +1,8 @@
-Data.db
-TOC.txt
 Index.db
+TOC.txt
 Summary.db
 Filter.db
 Statistics.db
+Data.db
+CRC.db
 Digest.sha1

test/unit/org/apache/cassandra/io/sstable/LegacySSTableTest.java

@@ -143,9 +143,18 @@ public class LegacySSTableTest extends SchemaLoader
     @Test
     public void testVersions() throws Throwable
     {
+        boolean notSkipped = false;
+
         for (File version : LEGACY_SSTABLE_ROOT.listFiles())
+        {
             if (Descriptor.Version.validate(version.getName()) && new Descriptor.Version(version.getName()).isCompatible())
+            {
+                notSkipped = true;
                 testVersion(version.getName());
+            }
+        }
+
+        assert notSkipped;
     }
 
     public void testVersion(String version) throws Throwable