feat: upload

backend/main_test.go

@@ -1 +1,26 @@
 package main
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+func Test_mkdir(t *testing.T) {
+	Convey("Test os.MkdirAll", t, func() {
+		path := filepath.Join(os.TempDir(), "abc")
+
+		defer os.RemoveAll(path)
+		Convey("first create a directory", func() {
+			err := os.MkdirAll(path, 0o755)
+			So(err, ShouldBeNil)
+		})
+
+		Convey("create a directory again", func() {
+			err := os.MkdirAll(path, 0o755)
+			So(err, ShouldBeNil)
+		})
+	})
+}