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package interpreter_test
import (
"testing"
"github.com/mvertes/parscan/interpreter"
"github.com/mvertes/parscan/lang/golang"
)
func TestDump(t *testing.T) {
initProgram := "var a int = 2+1; a"
interp := interpreter.NewInterpreter(golang.GoSpec)
r, e := interp.Eval(initProgram)
t.Log(r, e)
if e != nil {
t.Fatal(e)
}
r, e = interp.Eval("a = 100")
t.Log(r, e)
if e != nil {
t.Fatal(e)
}
d := interp.Dump()
t.Log(d)
interp = interpreter.NewInterpreter(golang.GoSpec)
r, e = interp.Eval(initProgram)
t.Log(r, e)
if e != nil {
t.Fatal(e)
}
e = interp.ApplyDump(d)
if e != nil {
t.Fatal(e)
}
r, e = interp.Eval("a = a + 1;a")
t.Log(r, e)
if e != nil {
t.Fatal(e)
}
if r.Interface() != int(101) {
t.Fatalf("unexpected result: %v", r)
}
}
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