diff --git a/utils/utils_unix_test.go b/utils/utils_darwin_test.go
similarity index 93%
rename from utils/utils_unix_test.go
rename to utils/utils_darwin_test.go
index 662a2ae6..3bca965b 100644
--- a/utils/utils_unix_test.go
+++ b/utils/utils_darwin_test.go
@@ -1,9 +1,8 @@
-//go:build unix
-// +build unix
-
 package utils
 
-import "testing"
+import (
+	"testing"
+)
 
 func TestSourceDir(t *testing.T) {
 	cases := []struct {
diff --git a/utils/utils_linux_test.go b/utils/utils_linux_test.go
new file mode 100644
index 00000000..3bca965b
--- /dev/null
+++ b/utils/utils_linux_test.go
@@ -0,0 +1,35 @@
+package utils
+
+import (
+	"testing"
+)
+
+func TestSourceDir(t *testing.T) {
+	cases := []struct {
+		file string
+		want string
+	}{
+		{
+			file: "/Users/name/go/pkg/mod/gorm.io/gorm@v1.2.3/utils/utils.go",
+			want: "/Users/name/go/pkg/mod/gorm.io/",
+		},
+		{
+			file: "/go/work/proj/gorm/utils/utils.go",
+			want: "/go/work/proj/gorm/",
+		},
+		{
+			file: "/go/work/proj/gorm_alias/utils/utils.go",
+			want: "/go/work/proj/gorm_alias/",
+		},
+		{
+			file: "/go/work/proj/my.gorm.io/gorm@v1.2.3/utils/utils.go",
+			want: "/go/work/proj/my.gorm.io/gorm@v1.2.3/",
+		},
+	}
+	for _, c := range cases {
+		s := sourceDir(c.file)
+		if s != c.want {
+			t.Fatalf("%s: expected %s, got %s", c.file, c.want, s)
+		}
+	}
+}
diff --git a/utils/utils_windows_test.go b/utils/utils_windows_test.go
index bc36615e..8b1c519d 100644
--- a/utils/utils_windows_test.go
+++ b/utils/utils_windows_test.go
@@ -1,9 +1,8 @@
-//go:build windows
-// +build windows
-
 package utils
 
-import "testing"
+import (
+	"testing"
+)
 
 func TestSourceDir(t *testing.T) {
 	cases := []struct {