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fx_test.go
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fx_test.go
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package clearbank_test
import (
"bytes"
"context"
_ "embed"
"encoding/json"
"io"
"net/http"
"slices"
"testing"
"github.com/brokeyourbike/clearbank-api-client-go"
"github.com/stretchr/testify/assert"
mock "github.com/stretchr/testify/mock"
"github.com/stretchr/testify/require"
)
//go:embed testdata/fx-request-fx-quote-success.json
var requestFxQuoteSuccess []byte
func TestInitiateFxOrder(t *testing.T) {
mockSigner := clearbank.NewMockSigner(t)
mockHttpClient := clearbank.NewMockHttpClient(t)
client := clearbank.NewClient("token", mockSigner, clearbank.WithHTTPClient(mockHttpClient))
ctx := clearbank.RequestIdContext(context.TODO(), "123")
mockSigner.On("Sign", ctx, mock.Anything).Return([]byte("signed"), nil).Once()
resp := &http.Response{StatusCode: http.StatusAccepted, Body: io.NopCloser(bytes.NewReader(nil))}
mockHttpClient.On("Do", mock.AnythingOfType("*http.Request")).Return(resp, nil).Once()
assert.NoError(t, client.InitiateFxOrder(ctx, clearbank.FXPayload{}))
}
func TestInitiateFxOrder_RequestErr(t *testing.T) {
mockHttpClient := clearbank.NewMockHttpClient(t)
client := clearbank.NewClient("token", nil, clearbank.WithHTTPClient(mockHttpClient))
err := client.InitiateFxOrder(nil, clearbank.FXPayload{}) //lint:ignore SA1012 testing failure
require.Error(t, err)
require.Contains(t, err.Error(), "failed to create request")
}
func TestExecuteFxQuote(t *testing.T) {
mockSigner := clearbank.NewMockSigner(t)
mockHttpClient := clearbank.NewMockHttpClient(t)
client := clearbank.NewClient("token", mockSigner, clearbank.WithHTTPClient(mockHttpClient))
ctx := clearbank.RequestIdContext(context.TODO(), "123")
mockSigner.On("Sign", ctx, mock.Anything).Return([]byte("signed"), nil).Once()
resp := &http.Response{StatusCode: http.StatusAccepted, Body: io.NopCloser(bytes.NewReader(nil))}
mockHttpClient.On("Do", mock.AnythingOfType("*http.Request")).Return(resp, nil).Once()
assert.NoError(t, client.ExecuteFxQuote(ctx, clearbank.FXPayload{}))
}
func TestExecuteFxQuote_RequestIdFromCtx(t *testing.T) {
mockSigner := clearbank.NewMockSigner(t)
mockHttpClient := clearbank.NewMockHttpClient(t)
client := clearbank.NewClient("token", mockSigner, clearbank.WithHTTPClient(mockHttpClient))
ctx := clearbank.RequestIdContext(context.TODO(), "123")
mockSigner.On("Sign", ctx, mock.Anything).Return([]byte("signed"), nil).Once()
resp := &http.Response{StatusCode: http.StatusAccepted, Body: io.NopCloser(bytes.NewReader(nil))}
mockHttpClient.On("Do", mock.MatchedBy(func(req *http.Request) bool { return slices.Contains(req.Header["X-Request-Id"], "123") })).Return(resp, nil).Once()
assert.NoError(t, client.ExecuteFxQuote(ctx, clearbank.FXPayload{}))
}
func TestExecuteFxQuote_RequestIdFromFunc(t *testing.T) {
mockSigner := clearbank.NewMockSigner(t)
mockHttpClient := clearbank.NewMockHttpClient(t)
client := clearbank.NewClient("token", mockSigner,
clearbank.WithHTTPClient(mockHttpClient),
clearbank.WithRequestIDGenerator(func() string { return "456" }),
)
ctx := context.TODO()
mockSigner.On("Sign", ctx, mock.Anything).Return([]byte("signed"), nil).Once()
resp := &http.Response{StatusCode: http.StatusAccepted, Body: io.NopCloser(bytes.NewReader(nil))}
mockHttpClient.On("Do", mock.MatchedBy(func(req *http.Request) bool { return slices.Contains(req.Header["X-Request-Id"], "456") })).Return(resp, nil).Once()
assert.NoError(t, client.ExecuteFxQuote(ctx, clearbank.FXPayload{}))
}
func TestExecuteFxQuote_RequestIdFromCtxAndFunc(t *testing.T) {
mockSigner := clearbank.NewMockSigner(t)
mockHttpClient := clearbank.NewMockHttpClient(t)
client := clearbank.NewClient("token", mockSigner,
clearbank.WithHTTPClient(mockHttpClient),
clearbank.WithRequestIDGenerator(func() string { return "456" }),
)
ctx := clearbank.RequestIdContext(context.TODO(), "123")
mockSigner.On("Sign", ctx, mock.Anything).Return([]byte("signed"), nil).Once()
resp := &http.Response{StatusCode: http.StatusAccepted, Body: io.NopCloser(bytes.NewReader(nil))}
// ctx takex priority and overrides the func
mockHttpClient.On("Do", mock.MatchedBy(func(req *http.Request) bool { return slices.Contains(req.Header["X-Request-Id"], "123") })).Return(resp, nil).Once()
assert.NoError(t, client.ExecuteFxQuote(ctx, clearbank.FXPayload{}))
}
func TestRequestFxQuote(t *testing.T) {
mockSigner := clearbank.NewMockSigner(t)
mockHttpClient := clearbank.NewMockHttpClient(t)
client := clearbank.NewClient("token", mockSigner, clearbank.WithHTTPClient(mockHttpClient))
ctx := clearbank.RequestIdContext(context.TODO(), "123")
mockSigner.On("Sign", ctx, mock.Anything).Return([]byte("signed"), nil).Once()
resp := &http.Response{StatusCode: http.StatusOK, Body: io.NopCloser(bytes.NewReader(requestFxQuoteSuccess))}
mockHttpClient.On("Do", mock.AnythingOfType("*http.Request")).Return(resp, nil).Once()
got, err := client.RequestFxQuote(ctx, clearbank.FXQuotePayload{})
require.NoError(t, err)
assert.Equal(t, "32fd7f3f-2abe-4f83-b15d-1285a07f6053", got.QuoteID.String())
}
func TestFXQuoteResponse(t *testing.T) {
r1 := clearbank.FXQuoteResponse{SellCurrency: "EUR", BuyCurrency: "GBP", CurrencyPair: "EUR/GBP", ExchangeRate: 1.23}
require.Equal(t, 1.23, r1.GetRate())
r2 := clearbank.FXQuoteResponse{SellCurrency: "EUR", BuyCurrency: "GBP", CurrencyPair: "GBP/EUR", ExchangeRate: 1.23}
require.Equal(t, 1/1.23, r2.GetRate())
}
func TestFXQuotePayload(t *testing.T) {
p1 := clearbank.FXQuotePayload{BuyCurrency: "USD", SellCurrency: "GBP"}
got1, err := json.Marshal(p1)
require.NoError(t, err)
require.Equal(t, `{"SellCurrency":"GBP","BuyCurrency":"USD","InstructedAmount":0,"FixedSide":"","ValueDate":""}`, string(got1))
margin := 0.002
p2 := clearbank.FXQuotePayload{BuyCurrency: "USD", SellCurrency: "GBP", Margin: &margin}
got2, err := json.Marshal(p2)
require.NoError(t, err)
require.Equal(t, `{"SellCurrency":"GBP","BuyCurrency":"USD","InstructedAmount":0,"FixedSide":"","ValueDate":"","Margin":0.002}`, string(got2))
}