diff --git a/tests/self/comp-esc1.sh b/tests/self/comp-esc1.sh
index d2d44bef..5f7494ae 100755
--- a/tests/self/comp-esc1.sh
+++ b/tests/self/comp-esc1.sh
@@ -1,5 +1,5 @@
 #./esc1-t.sh debug.es
-./esc1-t.sh util.es
+#./esc1-t.sh util.es
 #./esc1-t.sh lex-char.es
 #./esc1-t.sh lex-token.es
 #./esc1-t.sh lex-scan.es
diff --git a/tests/self/comp-esc3.sh b/tests/self/comp-esc3.sh
index 1a3daac3..b58d9f76 100755
--- a/tests/self/comp-esc3.sh
+++ b/tests/self/comp-esc3.sh
@@ -5,7 +5,7 @@
 #./esc1-r.sh util.es
 #./esc1-r.sh decoder.es
 #./esc1-r.sh util-tamarin.es
-./esc1-r.sh bytestream.es
+#./esc1-r.sh bytestream.es
 #./esc1-r.sh assembler.es
 #./esc1-r.sh abcfile.es
 #./esc1-r.sh emitter.es
@@ -37,7 +37,7 @@
 #./esc3-r.sh util.es
 #./esc3-r.sh decoder.es
 #./esc3-r.sh util-tamarin.es
-./esc3-r.sh bytestream.es
+#./esc3-r.sh bytestream.es
 #./esc3-r.sh assembler.es
 #./esc3-r.sh abcfile.es
 #./esc3-r.sh emitter.es
diff --git a/tests/self/esc-t.es b/tests/self/esc-t.es
index 484a2ee0..516abc61 100644
--- a/tests/self/esc-t.es
+++ b/tests/self/esc-t.es
@@ -4,32 +4,18 @@
     var str = File.read (fname);
     print ("compiling ", fname);
 }
-{
-    import avmplus.*;
-    import flash.utils.*;
-    use namespace Decode;
-    use namespace Ast;
-    print ("decoding");
-    var bytes = ByteArray.readFile ("esc-env.ast.abc");
-    Domain.currentDomain.loadBytes(bytes);   // defines global var 'ast'
-    var nd = program (ast);
-    var topFixtures = nd.head.fixtures;
-}
+
+var topFixtures = [];
+
 {
     use namespace Parse;
     print ("parsing");
     var parser = initParser(str,topFixtures);
     var [ts,nd] = program();
 }
+
 {
     import avmplus.*;
     import flash.utils.*;
-    var fname = System.argv[0];
-    if (fname==undefined) throw "no file name given";
-    print ("reading ", fname+".abc")
-    var bytes = ByteArray.readFile (fname+".ast.abc");
-    Domain.currentDomain.loadBytes(bytes);   // defines global var 'ast'
-    print ("decoding", fname);
-    var nd = Decode::program (ast);
-    Util::dumpABCFile(Gen::cg(nd), fname+".abc");
+    dumpABCFile(Gen::cg(nd), fname+".abc");
 }
\ No newline at end of file
diff --git a/tests/self/t.es b/tests/self/t.es
index 070bbd9e..fba639f9 100644
--- a/tests/self/t.es
+++ b/tests/self/t.es
@@ -1 +1 @@
-print ('hi')
\ No newline at end of file
+print ('hello, world')
\ No newline at end of file