.

Author: Mzack9999

process/interrupt_windows_test.go

@@ -5,20 +5,22 @@ package process
 import (
 	"os"
 	"os/exec"
+	"syscall"
 	"testing"
 )
 
 func TestSendInterrupt(t *testing.T) {
-	// Re-exec the test in a child process so the CTRL_BREAK_EVENT does not
-	// propagate to sibling processes (e.g. the Go compiler running in
-	// parallel during "go test ./...").
+	// Re-exec in a child with its own process group so the CTRL_BREAK_EVENT
+	// stays isolated and does not kill sibling processes (e.g. the Go
+	// compiler running in parallel during "go test ./...").
 	if os.Getenv("TEST_SEND_INTERRUPT_CHILD") == "1" {
 		SendInterrupt()
 		return
 	}
 
 	cmd := exec.Command(os.Args[0], "-test.run=^TestSendInterrupt$")
 	cmd.Env = append(os.Environ(), "TEST_SEND_INTERRUPT_CHILD=1")
+	cmd.SysProcAttr = &syscall.SysProcAttr{CreationFlags: syscall.CREATE_NEW_PROCESS_GROUP}
 	out, err := cmd.CombinedOutput()
 	if err != nil {
 		t.Fatalf("child process failed: %v\n%s", err, out)