Bug fix: test failed on Windows because it's using '\' separator
diff --git a/org.eclipse.amp.amf/tests/org.eclipse.amp.amf.acore.test/src/org/metaabm/tests/SImplementationTest.java b/org.eclipse.amp.amf/tests/org.eclipse.amp.amf.acore.test/src/org/metaabm/tests/SImplementationTest.java
index 39617f2..5684dc7 100644
--- a/org.eclipse.amp.amf/tests/org.eclipse.amp.amf.acore.test/src/org/metaabm/tests/SImplementationTest.java
+++ b/org.eclipse.amp.amf/tests/org.eclipse.amp.amf.acore.test/src/org/metaabm/tests/SImplementationTest.java
@@ -275,7 +275,7 @@
     }
 
     public void testLookup() {
-        char sc = File.separatorChar;
+        char sc = SImplementationImpl.sc;
         // basic
         assertEquals(SImplementationImpl.addDir("", ""), "");
         assertEquals(SImplementationImpl.addDir("a", ""), "a");