x.ref/lib/exec: add an option to allow bypassing the parent/child protocol.
Change-Id: I4c12c4d80d64021a6bf0671f19b4468455c7bad1
diff --git a/lib/exec/noprotocol_test.go b/lib/exec/noprotocol_test.go
new file mode 100644
index 0000000..c08f37a
--- /dev/null
+++ b/lib/exec/noprotocol_test.go
@@ -0,0 +1,32 @@
+package exec_test
+
+import (
+ "bufio"
+ "fmt"
+ "os/exec"
+ "regexp"
+ "testing"
+ "time"
+
+ vexec "v.io/x/ref/lib/exec"
+ "v.io/x/ref/lib/exec/consts"
+)
+
+func TestNoExecProtocol(t *testing.T) {
+ cmd := exec.Command("bash", "-c", "printenv")
+ stdout, _ := cmd.StdoutPipe()
+ ph := vexec.NewParentHandle(cmd, vexec.UseExecProtocolOpt(false))
+ if err := ph.Start(); err != nil {
+ t.Fatal(err)
+ }
+ if got, want := ph.WaitForReady(time.Minute), vexec.ErrNotUsingProtocol; got != want {
+ t.Fatalf("got %v, want %v", got, want)
+ }
+ re := regexp.MustCompile(fmt.Sprintf(".*%s=.*", consts.ExecVersionVariable))
+ scanner := bufio.NewScanner(stdout)
+ for scanner.Scan() {
+ if re.MatchString(scanner.Text()) {
+ t.Fatalf("%s passed to child", consts.ExecVersionVariable)
+ }
+ }
+}
