| 1 |  |  | package flutterwave | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | import ( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | 	"context" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | 	"encoding/json" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | 	"errors" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | 	"fmt" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | 	"net/http" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | 	"net/http/httptest" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | 	"testing" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | 	"github.com/NdoleStudio/flutterwave-go/internal/helpers" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | 	"github.com/NdoleStudio/flutterwave-go/internal/stubs" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | 	"github.com/stretchr/testify/assert" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | func TestTransfersService_Rate(t *testing.T) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | 	// Setup | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | 	t.Parallel() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | 	// Arrange | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | 	server := helpers.MakeTestServer(http.StatusOK, string(stubs.TransferRateResponse())) // Mock API response | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | 	client := New(WithBaseURL(server.URL)) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | 	// Act | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | 	rate, response, err := client.Transfers.Rate(context.Background(), 1000, "USD", "NGN") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | 	// Assert | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  | 	assert.Nil(t, err) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | 	assert.NotNil(t, response) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | 	assert.Equal(t, http.StatusOK, response.HTTPResponse.StatusCode) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | 	// Unmarshal expected response for assertion | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  | 	var expectedData TransferRateResponse | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | 	err = json.Unmarshal([]byte(stubs.TransferRateResponse()), &expectedData) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  | 	assert.Nil(t, err) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  | 	assert.Equal(t, expectedData, *rate) // Ensure response struct matches expected output | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  | 	// Teardown | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  | 	server.Close() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  | } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 44 |  |  | func TestTransfersService_Rate_Failure(t *testing.T) { | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  | 	// Setup | 
            
                                                                        
                            
            
                                    
            
            
                | 46 |  |  | 	t.Parallel() | 
            
                                                                        
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 48 |  |  | 	// Arrange | 
            
                                                                        
                            
            
                                    
            
            
                | 49 |  |  | 	errorResponse := `{"error": "internal server error"}` | 
            
                                                                        
                            
            
                                    
            
            
                | 50 |  |  | 	server := helpers.MakeTestServer(http.StatusInternalServerError, errorResponse) | 
            
                                                                        
                            
            
                                    
            
            
                | 51 |  |  | 	client := New(WithBaseURL(server.URL)) | 
            
                                                                        
                            
            
                                    
            
            
                | 52 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 53 |  |  | 	// Act | 
            
                                                                        
                            
            
                                    
            
            
                | 54 |  |  | 	rate, response, err := client.Transfers.Rate(context.Background(), 1000, "USD", "NGN") | 
            
                                                                        
                            
            
                                    
            
            
                | 55 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 56 |  |  | 	// Assert | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  | 	assert.NotNil(t, err) // Expect an error | 
            
                                                                        
                            
            
                                    
            
            
                | 58 |  |  | 	assert.Nil(t, rate)   // The rate should be nil due to failure | 
            
                                                                        
                            
            
                                    
            
            
                | 59 |  |  | 	assert.NotNil(t, response) | 
            
                                                                        
                            
            
                                    
            
            
                | 60 |  |  | 	assert.Equal(t, http.StatusInternalServerError, response.HTTPResponse.StatusCode) | 
            
                                                                        
                            
            
                                    
            
            
                | 61 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  | 	assert.Contains(t, err.Error(), "500") // Ensure error message contains 500 | 
            
                                                                        
                            
            
                                    
            
            
                | 63 |  |  | 	assert.Contains(t, err.Error(), "internal server error") // Ensure error message contains actual response error | 
            
                                                                        
                            
            
                                    
            
            
                | 64 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 65 |  |  | 	// Teardown | 
            
                                                                        
                            
            
                                    
            
            
                | 66 |  |  | 	server.Close() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  | func TestTransfersService_Rate_ErrCouldNotConstructNewRequest(t *testing.T) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 	// Setup | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | 	t.Parallel() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | 	// Arrange - Create a client with an invalid base URL | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  | 	client := New(WithBaseURL("://invalid-url")) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  | 	// Act | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  | 	rate, response, err := client.Transfers.Rate(context.Background(), 1000, "USD", "NGN") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  | 	// Assert | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  | 	assert.Nil(t, rate) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  | 	assert.Nil(t, response) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  | 	assert.NotNil(t, err) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  | 	assert.True(t, errors.Is(err, ErrCouldNotConstructNewRequest), "Expected ErrCouldNotConstructNewRequest") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  | 	// Ensure error message contains relevant details | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  | 	assert.Contains(t, err.Error(), "could not construct new request") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  | func TestTransfersService_Rate_ErrRequestFailure(t *testing.T) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 	// Setup | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  | 	t.Parallel() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  | 	// Arrange - Create a client pointing to a non-existent server | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  | 	client := New(WithBaseURL("http://127.0.0.1:54321")) // Non-listening port | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  | 	// Act | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  | 	rate, response, err := client.Transfers.Rate(context.Background(), 1000, "USD", "NGN") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  | 	// Assert | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  | 	assert.Nil(t, rate) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  | 	assert.Nil(t, response) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  | 	assert.NotNil(t, err) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  | 	assert.True(t, errors.Is(err, ErrRequestFailure), "Expected ErrRequestFailure") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  | 	assert.Contains(t, err.Error(), "request failed") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  | } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  | func TestTransfersService_Rate_ErrUnmarshalFailure(t *testing.T) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  | 	// Setup | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  | 	t.Parallel() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  | 	// Arrange - Return malformed JSON from mock server | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  | 	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  | 		w.WriteHeader(http.StatusOK) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  | 		fmt.Fprintln(w, `{invalid-json-response}`) // Malformed JSON | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  | 	})) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  | 	defer server.Close() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  | 	client := New(WithBaseURL(server.URL)) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  | 	// Act | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  | 	rate, response, err := client.Transfers.Rate(context.Background(), 1000, "USD", "NGN") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  | 	// Assert | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  | 	assert.Nil(t, rate) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  | 	assert.NotNil(t, response) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  | 	assert.NotNil(t, err) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  | 	assert.True(t, errors.Is(err, ErrUnmarshalFailure), "Expected ErrUnmarshalFailure") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  | 	assert.Contains(t, err.Error(), "failed to unmarshal response") | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 129 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 130 |  |  |  |