feat: improve member payment and order flows

internal/accounts/service_test.go

@@ -43,7 +43,7 @@ func TestRegisterValidation(t *testing.T) {
 		input RegisterInput
 		want  error
 	}{
-		{name: "username", input: RegisterInput{Username: "中文", Phone: "13800138000", Password: "secret1", PrivacyAccepted: true}, want: ErrUsernameInvalid},
+		{name: "username", input: RegisterInput{Username: "张 三", Phone: "13800138000", Password: "secret1", PrivacyAccepted: true}, want: ErrUsernameInvalid},
 		{name: "phone", input: RegisterInput{Username: "alice", Phone: "12800138000", Password: "secret1", PrivacyAccepted: true}, want: ErrPhoneInvalid},
 		{name: "password", input: RegisterInput{Username: "alice", Phone: "13800138000", Password: "123", PrivacyAccepted: true}, want: ErrPasswordInvalid},
 		{name: "referral", input: RegisterInput{Username: "alice", Phone: "13800138000", Password: "secret1", ReferralCode: "bad!", PrivacyAccepted: true}, want: ErrReferralInvalid},
@@ -59,6 +59,19 @@ func TestRegisterValidation(t *testing.T) {
 	}
 }
 
+func TestValidMemberNameSupportsChinese(t *testing.T) {
+	for _, name := range []string{"杨情", "欧阳娜娜", "Alicia", "阿依古丽·买买提"} {
+		if !validMemberName(name) {
+			t.Errorf("validMemberName(%q) = false, want true", name)
+		}
+	}
+	for _, name := range []string{"", "张 三", "user01", "这是一个超过十个字符长度的名字"} {
+		if validMemberName(name) {
+			t.Errorf("validMemberName(%q) = true, want false", name)
+		}
+	}
+}
+
 func TestLoginRateKeyDoesNotExposePhone(t *testing.T) {
 	s := &Service{}
 	key := s.loginRateKey("13800138000")