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jsend_test.go
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jsend_test.go
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package jsend
import (
"encoding/json"
"errors"
"github.com/stretchr/testify/require"
"testing"
)
func TestNewError_WithCodeAndData_OK(t *testing.T) {
// Given
msg := "Message"
err := errors.New("some error")
code := 1234
// When
body := NewError(msg, err, code)
bodyBytes, marshallErr := json.Marshal(body)
if marshallErr != nil{
require.Nil(t, marshallErr)
}
// Then
require.Equal(t, "error", body.Status)
require.Equal(t, "Message", *body.Message)
require.Equal(t, 1234, *body.Code)
require.NotNil(t, body.Data)
require.Equal(t, "some error", body.Data.(string))
require.Equal(t, "Message (1234)", body.Error())
require.Equal(t, `{"status":"error","message":"Message","data":"some error","code":1234}`, string(bodyBytes))
}
func TestNewError_WithoutCode_OK(t *testing.T) {
// Given
msg := "Message"
err := errors.New("some error")
// When
body := NewError(msg, err)
bodyBytes, marshallErr := json.Marshal(body)
if marshallErr != nil{
require.Nil(t, marshallErr)
}
// Then
require.Equal(t, "error", body.Status)
require.Equal(t, "Message", *body.Message)
require.Nil(t, body.Code)
require.NotNil(t, body.Data)
require.Equal(t, "some error", body.Data.(string))
require.Equal(t, "Message", body.Error())
require.Equal(t, `{"status":"error","message":"Message","data":"some error"}`, string(bodyBytes))
}
func TestNewError_WithoutData_OK(t *testing.T) {
// Given
msg := "Message"
code := 1234
// When
body := NewError(msg, nil, code)
bodyBytes, marshallErr := json.Marshal(body)
if marshallErr != nil{
require.Nil(t, marshallErr)
}
// Then
require.Equal(t, "error", body.Status)
require.Equal(t, "Message", *body.Message)
require.Equal(t, 1234, *body.Code)
require.Nil(t, body.Data)
require.Equal(t, "Message (1234)", body.Error())
require.Equal(t, `{"status":"error","message":"Message","data":null,"code":1234}`, string(bodyBytes))
}
func TestNewError_WithoutDataAndCode_OK(t *testing.T) {
// Given
msg := "Message"
// When
body := NewError(msg, nil)
bodyBytes, marshallErr := json.Marshal(body)
if marshallErr != nil{
require.Nil(t, marshallErr)
}
// Then
require.Equal(t, "error", body.Status)
require.Equal(t, "Message", *body.Message)
require.Nil(t, body.Code)
require.Nil(t, body.Data)
require.Equal(t, "Message", body.Error())
require.Equal(t, `{"status":"error","message":"Message","data":null}`, string(bodyBytes))
}
func TestNewFail_OK(t *testing.T) {
// Given
data := struct {
Parameter string `json:"parameter"`
}{
Parameter: "Missing parameter",
}
// When
body := NewFail(data)
bodyBytes, marshallErr := json.Marshal(body)
if marshallErr != nil{
require.Nil(t, marshallErr)
}
// Then
require.Equal(t, "fail", body.Status)
require.Equal(t, data, body.Data)
require.Nil(t, body.Message)
require.Nil(t, body.Code)
require.Equal(t, "{Parameter:Missing parameter}", body.Error())
require.Equal(t, `{"status":"fail","data":{"parameter":"Missing parameter"}}`, string(bodyBytes))
}
func TestNewSuccess_WithData_OK(t *testing.T) {
// Given
data := struct {
Parameter string `json:"parameter"`
}{
Parameter: "value",
}
// When
body := NewSuccess(data)
bodyBytes, marshallErr := json.Marshal(body)
if marshallErr != nil{
require.Nil(t, marshallErr)
}
// Then
require.Equal(t, "success", body.Status)
require.Equal(t, data, body.Data)
require.Nil(t, body.Message)
require.Nil(t, body.Code)
require.Empty(t, body.Error())
require.Equal(t, `{"status":"success","data":{"parameter":"value"}}`, string(bodyBytes))
}
func TestNewSuccess_WithoutData_OK(t *testing.T) {
// Given
// When
body := NewSuccess(nil)
bodyBytes, marshallErr := json.Marshal(body)
if marshallErr != nil{
require.Nil(t, marshallErr)
}
// Then
require.Equal(t, "success", body.Status)
require.Nil(t, body.Data)
require.Nil(t, body.Message)
require.Nil(t, body.Code)
require.Empty(t, body.Error())
require.Equal(t, `{"status":"success","data":null}`, string(bodyBytes))
}