fix: unittests

cmd/ios/ios_test.go

@@ -2,13 +2,14 @@
 
 package ios
 
-import "testing"
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
 
 func TestGetDevice(t *testing.T) {
 	device, err := getDevice(udid)
-	if err != nil {
-		t.Fatal(err)
-	}
-
+	require.Nil(t, err)
 	t.Logf("device: %v", device)
 }