115 lines
4.5 KiB
Go
115 lines
4.5 KiB
Go
package payment
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import (
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bizpayment "kra/internal/biz/payment"
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"strings"
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"testing"
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gopayAlipay "github.com/go-pay/gopay/alipay"
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"github.com/go-pay/gopay/douyin"
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)
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func TestWechatV2ResponseRequiresBusinessSuccessCode(t *testing.T) {
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for _, values := range []map[string]string{
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{"return_code": "SUCCESS"},
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{"return_code": "SUCCESS", "result_code": "FAIL"},
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{"return_code": "FAIL", "result_code": "SUCCESS"},
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} {
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if err := validateWechatV2Response(values); err == nil {
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t.Fatalf("accepted unsuccessful response: %#v", values)
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}
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}
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if err := validateWechatV2Response(map[string]string{
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"return_code": "SUCCESS", "result_code": "SUCCESS",
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}); err != nil {
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t.Fatalf("valid response rejected: %v", err)
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}
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}
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func TestPopulateDouyinPaymentAmountUsesSignedFieldPresence(t *testing.T) {
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amount := &douyin.AmountInfo{Total: 100, PayerTotal: 0, Currency: "CNY", PayerCurrency: "CNY"}
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result := &bizpayment.PaymentResult{}
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if err := populateDouyinPaymentAmount(result, amount, []byte(`{"amount":{"total":100,"payer_total":0,"currency":"CNY","payer_currency":"CNY"}}`)); err != nil {
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t.Fatal(err)
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}
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if !result.AmountBreakdownKnown || result.PayerPaidAmount != 0 || result.CashPaidAmount != 0 || result.DiscountAmount != 100 {
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t.Fatalf("explicit zero payer_total was not preserved: %+v", result)
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}
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result = &bizpayment.PaymentResult{}
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if err := populateDouyinPaymentAmount(result, amount, []byte(`{"amount":{"total":100,"currency":"CNY"}}`)); err != nil {
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t.Fatal(err)
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}
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if result.AmountBreakdownKnown || result.PayerPaidAmount != 0 || result.DiscountAmount != 0 {
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t.Fatalf("missing payer_total was treated as authoritative: %+v", result)
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}
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if err := populateDouyinPaymentAmount(&bizpayment.PaymentResult{}, &douyin.AmountInfo{Total: 100, PayerTotal: 101}, []byte(`{"amount":{"total":100,"payer_total":101}}`)); err == nil {
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t.Fatal("accepted payer_total greater than total")
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}
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}
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func TestValidateDouyinMerchantIdentity(t *testing.T) {
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config := map[string]any{"merchant_id": "douyin-merchant", "app_id": "douyin-app"}
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if err := validateDouyinMerchantIdentity("douyin-merchant", "douyin-app", config, true); err != nil {
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t.Fatalf("valid identity rejected: %v", err)
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}
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for _, tc := range []struct {
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merchantID string
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appID string
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requireApp bool
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}{
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{merchantID: "other", appID: "douyin-app", requireApp: true},
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{merchantID: "douyin-merchant", appID: "other", requireApp: true},
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{merchantID: "douyin-merchant", requireApp: true},
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} {
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if err := validateDouyinMerchantIdentity(tc.merchantID, tc.appID, config, tc.requireApp); err == nil {
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t.Fatalf("accepted invalid identity: %+v", tc)
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}
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}
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if err := validateDouyinMerchantIdentity("douyin-merchant", "", config, false); err != nil {
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t.Fatalf("optional query appid rejected: %v", err)
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}
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}
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func TestAlipayRefundResultValidatesIdentityAndAmount(t *testing.T) {
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req := &bizpayment.PaymentRefundRequest{
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TradeNo: "T-ALIPAY", ProviderTradeNo: "P-ALIPAY", RefundNo: "R-ALIPAY",
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Amount: 123, Currency: "CNY",
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}
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valid := func() *gopayAlipay.TradeRefund {
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return &gopayAlipay.TradeRefund{
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TradeNo: "P-ALIPAY", OutTradeNo: "T-ALIPAY", RefundFee: "1.23", RefundCurrency: "CNY",
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}
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}
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result, err := alipayRefundResult(req, valid(), []byte(`{"ok":true}`))
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if err != nil {
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t.Fatal(err)
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}
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if result.Amount != 123 || result.Currency != "CNY" || result.ProviderTradeNo != "P-ALIPAY" {
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t.Fatalf("unexpected refund result: %+v", result)
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}
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for _, tc := range []struct {
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name string
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mutate func(*gopayAlipay.TradeRefund)
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want string
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}{
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{name: "missing merchant order", mutate: func(r *gopayAlipay.TradeRefund) { r.OutTradeNo = "" }, want: "out_trade_no"},
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{name: "mismatched merchant order", mutate: func(r *gopayAlipay.TradeRefund) { r.OutTradeNo = "OTHER" }, want: "out_trade_no"},
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{name: "mismatched provider order", mutate: func(r *gopayAlipay.TradeRefund) { r.TradeNo = "OTHER" }, want: "trade_no"},
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{name: "missing refund fee", mutate: func(r *gopayAlipay.TradeRefund) { r.RefundFee = "" }, want: "refund_fee"},
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{name: "mismatched refund fee", mutate: func(r *gopayAlipay.TradeRefund) { r.RefundFee = "1.22" }, want: "金额不匹配"},
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{name: "mismatched currency", mutate: func(r *gopayAlipay.TradeRefund) { r.RefundCurrency = "USD" }, want: "币种不匹配"},
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} {
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t.Run(tc.name, func(t *testing.T) {
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response := valid()
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tc.mutate(response)
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_, err := alipayRefundResult(req, response, nil)
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if err == nil || !strings.Contains(err.Error(), tc.want) {
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t.Fatalf("invalid response error = %v, want %q", err, tc.want)
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}
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})
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}
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}
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