1 files changed, 77 insertions, 0 deletions
diff --git a/Test/irondafny0/xrefine2.dfy b/Test/irondafny0/xrefine2.dfy
new file mode 100644
index 00000000..9c33391b
--- /dev/null
+++ b/Test/irondafny0/xrefine2.dfy
@@ -0,0 +1,77 @@
+// RUN: %dafny /ironDafny /compile:3 /print:"%t.print" /dprint:"%t.dprint" "%s" > "%t"
+// RUN: %diff "%s.expect" "%t"
+
+abstract module ProtocolSpec {
+    type ProtoT
+
+    predicate Init(p:ProtoT)
+}
+
+abstract module HostSpec {
+    type HostT
+    import P : ProtocolSpec
+
+    function method foo(h:HostT) : P.ProtoT
+}
+
+module ProtocolImpl exclusively refines ProtocolSpec {
+    type ProtoT = bool    
+
+    predicate Init(p:ProtoT) { p }
+
+    method orange(i:nat) returns (j:nat)
+    {
+        j := i + 1;
+    }
+}
+
+module HostImpl exclusively refines HostSpec {
+    import P = ProtocolImpl
+
+    type HostT = int
+
+    function method foo(h:HostT) : P.ProtoT
+    {
+        h != 0
+    }
+
+    method apple(i:nat) returns (j:nat)
+    {
+        j := i + 1;
+    }
+}
+
+abstract module MainSpec {
+    import HI : HostSpec
+    import PI : ProtocolSpec
+
+    method Test(h1:HI.HostT, h2:HI.HostT) 
+        requires HI.foo(h1) == HI.foo(h2);
+        requires PI.Init(HI.foo(h1))
+}
+
+module MainImpl exclusively refines MainSpec {
+    import HI = HostImpl
+    import PI = ProtocolImpl
+    
+    method Test(h1:HI.HostT, h2:HI.HostT) 
+    {
+        var a := HI.foo(h1);
+        print "HI.foo(h1) => ", a, "\n";
+        var b := HI.foo(h2);
+        print "HI.foo(h2) => ", b, "\n";
+        var i := PI.orange(1);
+        print "PI.orange(1) => ", i, "\n";
+        var j := HI.apple(2);
+        print "PI.apple(2) => ", j, "\n";
+    }
+
+    method Main()
+    {
+        Test(-1, 1);
+    }
+}
+
+
+
+