.

wcfs/δbtail_test.go

@@ -55,7 +55,7 @@ func StartTreeGen(zurl string) (_ *TreeGen, err error) {
 
 	// spawn `treegen trees`
 	tg := &TreeGen{zurl: zurl}
-	tg.pysrv = exec.Command("./testprog/treegen.py", "trees")
+	tg.pysrv = exec.Command("./testprog/treegen.py", "trees", zurl)
 	tg.pyin, err = tg.pysrv.StdinPipe()
 	if err != nil {
 		return nil, err