github.com/companieshouse/lfp-pay-api@v0.0.0-20230203133422-0ca455cd79f9/service/payment_service_test.go (about)

     1  package service
     2  
     3  import (
     4  	"context"
     5  	"net/http"
     6  	"testing"
     7  
     8  	"github.com/companieshouse/go-session-handler/httpsession"
     9  	"github.com/companieshouse/go-session-handler/session"
    10  	"github.com/companieshouse/lfp-pay-api-core/constants"
    11  	"github.com/companieshouse/lfp-pay-api-core/validators"
    12  	"github.com/jarcoal/httpmock"
    13  	. "github.com/smartystreets/goconvey/convey"
    14  )
    15  
    16  var paymentsResourceResponse = `
    17  {
    18    "amount": "150",
    19    "reference": "123",
    20    "status": "paid",
    21    "created_by": {
    22      "email": "test@example.com",
    23      "forename": "test",
    24      "surname": "user",
    25      "id": "123"
    26    }
    27  }
    28  `
    29  
    30  var paymentDetailsResponse = `
    31  {
    32    "card_type": "VISA",
    33    "external_payment_id": "1234567890",
    34    "transaction_id": "1234",
    35    "payment_status": "paid"
    36  }
    37  `
    38  
    39  func TestUnitPaymentInformation(t *testing.T) {
    40  	Convey("IsPaid()", t, func() {
    41  		Convey("is not paid if status is not 'paid'", func() {
    42  			p := &validators.PaymentInformation{}
    43  			So(p.IsPaid(), ShouldBeFalse)
    44  		})
    45  
    46  		Convey("is paid is status is 'paid", func() {
    47  			p := &validators.PaymentInformation{Status: constants.Paid.String()}
    48  			So(p.IsPaid(), ShouldBeTrue)
    49  		})
    50  	})
    51  
    52  	Convey("PaymentAmount()", t, func() {
    53  		Convey("parses string float successfully", func() {
    54  			amounts := make(map[string]float64, 2)
    55  			amounts["150"] = 150
    56  			amounts["150.50"] = 150.50
    57  
    58  			p := validators.PaymentInformation{}
    59  
    60  			for s, f := range amounts {
    61  				p.Amount = s
    62  				So(p.PaymentAmount(), ShouldEqual, f)
    63  			}
    64  		})
    65  
    66  		Convey("negative number returned when failing to parse float", func() {
    67  			p := validators.PaymentInformation{Amount: "foo"}
    68  			So(p.PaymentAmount(), ShouldEqual, -1)
    69  		})
    70  	})
    71  }
    72  
    73  func TestUnitGetPaymentInformation(t *testing.T) {
    74  	paymentsAPIURL := "https://api-payments.companieshouse.gov.uk"
    75  
    76  	Convey("GetPaymentResourceFromPaymentAPI", t, func() {
    77  
    78  		httpmock.Activate()
    79  		defer httpmock.DeactivateAndReset()
    80  		ctx := context.WithValue(context.Background(), httpsession.ContextKeySession, &session.Session{})
    81  		r := &http.Request{}
    82  		r = r.WithContext(ctx)
    83  
    84  		Convey("payment resource error", func() {
    85  			defer httpmock.Reset()
    86  			httpmock.RegisterResponder(http.MethodGet, paymentsAPIURL+"/payments/123", httpmock.NewStringResponder(http.StatusTeapot, ""))
    87  
    88  			resp, err := GetPaymentInformation("123", &http.Request{})
    89  			So(resp, ShouldBeNil)
    90  			So(err, ShouldNotBeNil)
    91  			So(err.Error(), ShouldEqual, `ch-api: got HTTP response code 418 with body: `)
    92  		})
    93  
    94  		Convey("payment details error", func() {
    95  			defer httpmock.Reset()
    96  			httpmock.RegisterResponder(http.MethodGet, paymentsAPIURL+"/payments/123", httpmock.NewStringResponder(http.StatusOK, paymentsResourceResponse))
    97  			httpmock.RegisterResponder(http.MethodGet, paymentsAPIURL+"/private/payments/123/payment-details", httpmock.NewStringResponder(http.StatusTeapot, ""))
    98  
    99  			resp, err := GetPaymentInformation("123", r)
   100  			So(resp, ShouldBeNil)
   101  			So(err, ShouldNotBeNil)
   102  			So(err.Error(), ShouldEqual, `ch-api: got HTTP response code 418 with body: `)
   103  		})
   104  
   105  		Convey("it returns a serialised version of the response", func() {
   106  			defer httpmock.Reset()
   107  			httpmock.RegisterResponder(http.MethodGet, paymentsAPIURL+"/payments/123", httpmock.NewStringResponder(http.StatusOK, paymentsResourceResponse))
   108  			httpmock.RegisterResponder(http.MethodGet, paymentsAPIURL+"/private/payments/123/payment-details", httpmock.NewStringResponder(http.StatusOK, paymentDetailsResponse))
   109  
   110  			resp, err := GetPaymentInformation("123", r)
   111  
   112  			So(err, ShouldBeNil)
   113  			So(resp.Amount, ShouldEqual, "150")
   114  			So(resp.CreatedBy, ShouldEqual, "test@example.com")
   115  			So(resp.Status, ShouldEqual, "paid")
   116  			So(resp.Reference, ShouldEqual, "123")
   117  			So(resp.CardType, ShouldEqual, "VISA")
   118  			So(resp.ExternalPaymentID, ShouldEqual, "1234567890")
   119  		})
   120  	})
   121  }