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package flutterwave |
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import ( |
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"context" |
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"encoding/json" |
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"errors" |
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"fmt" |
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"net/http" |
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"net/http/httptest" |
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"testing" |
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"github.com/NdoleStudio/flutterwave-go/internal/helpers" |
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"github.com/NdoleStudio/flutterwave-go/internal/stubs" |
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"github.com/stretchr/testify/assert" |
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) |
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func TestTransfersService_Rate(t *testing.T) { |
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// Setup |
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t.Parallel() |
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// Arrange |
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server := helpers.MakeTestServer(http.StatusOK, string(stubs.TransferRateResponse())) // Mock API response |
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client := New(WithBaseURL(server.URL)) |
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// Act |
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rate, response, err := client.Transfers.Rate(context.Background(), 1000, "USD", "NGN") |
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// Assert |
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assert.Nil(t, err) |
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assert.NotNil(t, response) |
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assert.Equal(t, http.StatusOK, response.HTTPResponse.StatusCode) |
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// Unmarshal expected response for assertion |
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var expectedData TransferRateResponse |
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err = json.Unmarshal([]byte(stubs.TransferRateResponse()), &expectedData) |
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assert.Nil(t, err) |
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assert.Equal(t, expectedData, *rate) // Ensure response struct matches expected output |
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// Teardown |
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server.Close() |
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} |
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func TestTransfersService_Rate_Failure(t *testing.T) { |
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// Setup |
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t.Parallel() |
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// Arrange |
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errorResponse := `{"error": "internal server error"}` |
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server := helpers.MakeTestServer(http.StatusInternalServerError, errorResponse) |
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client := New(WithBaseURL(server.URL)) |
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// Act |
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rate, response, err := client.Transfers.Rate(context.Background(), 1000, "USD", "NGN") |
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// Assert |
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assert.NotNil(t, err) // Expect an error |
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assert.Nil(t, rate) // The rate should be nil due to failure |
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assert.NotNil(t, response) |
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assert.Equal(t, http.StatusInternalServerError, response.HTTPResponse.StatusCode) |
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assert.Contains(t, err.Error(), "500") // Ensure error message contains 500 |
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assert.Contains(t, err.Error(), "internal server error") // Ensure error message contains actual response error |
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// Teardown |
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server.Close() |
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} |
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func TestTransfersService_Rate_ErrCouldNotConstructNewRequest(t *testing.T) { |
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// Setup |
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t.Parallel() |
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// Arrange - Create a client with an invalid base URL |
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client := New(WithBaseURL("://invalid-url")) |
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// Act |
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rate, response, err := client.Transfers.Rate(context.Background(), 1000, "USD", "NGN") |
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// Assert |
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assert.Nil(t, rate) |
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assert.Nil(t, response) |
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assert.NotNil(t, err) |
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assert.True(t, errors.Is(err, ErrCouldNotConstructNewRequest), "Expected ErrCouldNotConstructNewRequest") |
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// Ensure error message contains relevant details |
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assert.Contains(t, err.Error(), "could not construct new request") |
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} |
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func TestTransfersService_Rate_ErrRequestFailure(t *testing.T) { |
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// Setup |
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t.Parallel() |
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// Arrange - Create a client pointing to a non-existent server |
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client := New(WithBaseURL("http://127.0.0.1:54321")) // Non-listening port |
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// Act |
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rate, response, err := client.Transfers.Rate(context.Background(), 1000, "USD", "NGN") |
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// Assert |
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assert.Nil(t, rate) |
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assert.Nil(t, response) |
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assert.NotNil(t, err) |
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assert.True(t, errors.Is(err, ErrRequestFailure), "Expected ErrRequestFailure") |
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assert.Contains(t, err.Error(), "request failed") |
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} |
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func TestTransfersService_Rate_ErrUnmarshalFailure(t *testing.T) { |
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// Setup |
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t.Parallel() |
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// Arrange - Return malformed JSON from mock server |
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { |
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w.WriteHeader(http.StatusOK) |
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fmt.Fprintln(w, `{invalid-json-response}`) // Malformed JSON |
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})) |
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defer server.Close() |
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client := New(WithBaseURL(server.URL)) |
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// Act |
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rate, response, err := client.Transfers.Rate(context.Background(), 1000, "USD", "NGN") |
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// Assert |
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assert.Nil(t, rate) |
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assert.NotNil(t, response) |
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assert.NotNil(t, err) |
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assert.True(t, errors.Is(err, ErrUnmarshalFailure), "Expected ErrUnmarshalFailure") |
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assert.Contains(t, err.Error(), "failed to unmarshal response") |
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} |
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NdoleStudio /
flutterwave-go
