diff --git a/plugin_test.go b/plugin_test.go
index 75e5904..8eb5ded 100644
--- a/plugin_test.go
+++ b/plugin_test.go
@@ -8,24 +8,9 @@ import (
 	"encoding/json"
 	"testing"
 
-	"C"
-
 	"github.com/vanilla-os/vib/api"
 )
 
-type DnfModule struct {
-	Name    string     `json:"name"`
-	Type    string     `json:"type"`
-	Options DnfOptions `json:"options"`
-	Source  api.Source `json:"source"`
-}
-
-type DnfOptions struct {
-	Best       bool `json:"best"`
-	Refresh    bool `json:"refresh"`
-	SkipBroken bool `json:"skip_broken"`
-}
-
 type testCases struct {
 	module   DnfModule
 	expected string
@@ -87,12 +72,3 @@ func TestBuildModule(t *testing.T) {
 		}
 	}
 }
-
-// Helper functions to convert strings between Go and C
-func convertToCString(goString string) *C.char {
-	return C.CString(goString)
-}
-
-func convertToGoString(cString *C.char) string {
-	return C.GoString(cString)
-}