/*
 * Copyright (c) 2020 Alex <alex@webz.asia>
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *   @author Alex <alex@webz.asia>
 *   @copyright Copyright (c) 2020 Alex <alex@webz.asia>
 *   @since 29.12.2020
 *
 */

package dtoLib_test

import (
	"fmt"
	"net/http"
	"testing"

	"github.com/stretchr/testify/assert"

	"git.webz.asia/echo-go/dto-lib"
)

func TestAllApiResponses(t *testing.T) {
	nameUnknown := "not existing name"
	expectedHealthcheck := map[string]dtoLib.ApiResponse{
		dtoLib.StatusFound: {
			Code:    9999200,
			Type:    dtoLib.TypeHealthcheck,
			Message: "Healthcheck(s) found",
		},
	}

	actualResponses := dtoLib.AllApiResponses()
	assert.Equal(t, 2, len(actualResponses))

	tests := map[string]struct {
		input  string
		expect struct {
			obj *map[string]dtoLib.ApiResponse
			ok  bool
		}
	}{
		"healthcheck ok": {
			input: dtoLib.TypeHealthcheck,
			expect: struct {
				obj *map[string]dtoLib.ApiResponse
				ok  bool
			}{
				obj: &expectedHealthcheck,
				ok:  true,
			},
		},
		"name wrong": {
			input: nameUnknown,
			expect: struct {
				obj *map[string]dtoLib.ApiResponse
				ok  bool
			}{
				obj: nil,
				ok:  false,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actual, ok := actualResponses[tc.input]
			assert.Equal(t, tc.expect.ok, ok)
			if ok {
				assert.Equal(t, *tc.expect.obj, actual)
			}
		})
	}
}

func TestAddNewApiResponse(t *testing.T) {
	name := "new name"
	newNameApiResponses := map[string]dtoLib.ApiResponse{
		dtoLib.StatusFound: {
			Code:    1111200,
			Type:    name,
			Message: "New name(s) found",
		},
	}

	actualResponses := dtoLib.AllApiResponses()
	assert.Equal(t, 2, len(actualResponses))

	err := dtoLib.AddNewApiResponse(name, newNameApiResponses)

	assert.Nil(t, err)
	actualResponses = dtoLib.AllApiResponses()
	assert.Equal(t, 3, len(actualResponses))

	err = dtoLib.AddNewApiResponse(name, newNameApiResponses)

	assert.EqualError(t, err, "this name already exists")
	actualResponses = dtoLib.AllApiResponses()
	assert.Equal(t, 3, len(actualResponses))
}

func TestAllApiErrorResponses(t *testing.T) {
	nameUnknown := "not existing name"
	expectedHealthcheck := map[string]dtoLib.ApiErrorResponse{
		dtoLib.StatusFailed: {
			Code:    9999502,
			Type:    dtoLib.TypeHealthcheck,
			Message: "Healthcheck(s) failed",
		},
	}

	actualResponses := dtoLib.AllApiErrorResponses()
	assert.Equal(t, 2, len(actualResponses))

	tests := map[string]struct {
		input  string
		expect struct {
			obj *map[string]dtoLib.ApiErrorResponse
			ok  bool
		}
	}{
		"healthcheck ok": {
			input: dtoLib.TypeHealthcheck,
			expect: struct {
				obj *map[string]dtoLib.ApiErrorResponse
				ok  bool
			}{
				obj: &expectedHealthcheck,
				ok:  true,
			},
		},
		"name wrong": {
			input: nameUnknown,
			expect: struct {
				obj *map[string]dtoLib.ApiErrorResponse
				ok  bool
			}{
				obj: nil,
				ok:  false,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actual, ok := actualResponses[tc.input]
			assert.Equal(t, tc.expect.ok, ok)
			if ok {
				assert.Equal(t, *tc.expect.obj, actual)
			}
		})
	}
}

func TestAddNewApiErrorResponse(t *testing.T) {
	name := "new name 1"
	newNameApiErrorResponses := map[string]dtoLib.ApiErrorResponse{
		dtoLib.StatusNotFound: {
			Code:    1111404,
			Type:    name,
			Message: "New name(s) not found",
		},
	}

	actualResponses := dtoLib.AllApiErrorResponses()
	assert.Equal(t, 2, len(actualResponses))

	err := dtoLib.AddNewApiErrorResponse(name, newNameApiErrorResponses)

	assert.Nil(t, err)
	actualResponses = dtoLib.AllApiErrorResponses()
	assert.Equal(t, 3, len(actualResponses))

	err = dtoLib.AddNewApiErrorResponse(name, newNameApiErrorResponses)

	assert.EqualError(t, err, "this name already exists")
	actualResponses = dtoLib.AllApiErrorResponses()
	assert.Equal(t, 3, len(actualResponses))
}

func TestNotCreated(t *testing.T) {
	errorMsg := "not created error"
	errorMsg1 := "not created error 1"
	errorMsg2 := "not created error 2"
	var errorsEmpty []error
	errors := []error{
		fmt.Errorf(errorMsg),
	}
	errors2 := []error{
		fmt.Errorf(errorMsg1),
		fmt.Errorf(errorMsg2),
	}

	nameUnknown := "not existing name"
	fallbackStatus, fallbackErrorResponse := dtoLib.FallbackToFailedError(nameUnknown, nil)

	name := "new name 2"
	apiErrorResponse := dtoLib.ApiErrorResponse{
		Code:    1111406,
		Type:    name,
		Message: "New name not created",
	}
	apiErrorResponse1 := dtoLib.ApiErrorResponse{
		Code:    1111406,
		Type:    name,
		Message: "New name not created",
		Errors:  errors,
		Data:    errorMsg,
	}
	apiErrorResponse2 := dtoLib.ApiErrorResponse{
		Code:    1111406,
		Type:    name,
		Message: "New name not created",
		Errors:  errors2,
	}

	err := dtoLib.AddNewApiErrorResponse(
		name,
		map[string]dtoLib.ApiErrorResponse{
			dtoLib.StatusNotCreated: apiErrorResponse,
		},
	)
	assert.Nil(t, err)

	tests := map[string]struct {
		input struct {
			name   string
			errors []error
		}
		expect struct {
			obj    *dtoLib.ApiErrorResponse
			status int
		}
	}{
		"NotCreated ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errorsEmpty,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse,
				status: http.StatusNotAcceptable,
			},
		},
		"NotCreated 1 error ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errors,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse1,
				status: http.StatusNotAcceptable,
			},
		},
		"NotCreated 2 errors ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errors2,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse2,
				status: http.StatusNotAcceptable,
			},
		},
		"name wrong": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   nameUnknown,
				errors: errorsEmpty,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &fallbackErrorResponse,
				status: fallbackStatus,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actualStatus, actualResponse := dtoLib.NotCreated(tc.input.name, tc.input.errors)
			assert.Equal(t, tc.expect.status, actualStatus)
			if nil != tc.expect.obj {
				assert.Equal(t, *tc.expect.obj, actualResponse)
			}
		})
	}
}

func TestCreated(t *testing.T) {
	nameUnknown := "not existing name"
	fallbackStatus, fallbackResponse := dtoLib.FallbackToFailed(nameUnknown)

	name := "new name 3"
	apiResponse := dtoLib.ApiResponse{
		Code:    1111201,
		Type:    name,
		Message: "New name created",
	}

	var data interface{}
	err := dtoLib.AddNewApiResponse(
		name,
		map[string]dtoLib.ApiResponse{
			dtoLib.StatusCreated: apiResponse,
		},
	)
	assert.Nil(t, err)

	tests := map[string]struct {
		input struct {
			name string
			data interface{}
		}
		expect struct {
			obj    *dtoLib.ApiResponse
			status int
		}
	}{
		"Created ok": {
			// input
			input: struct {
				name string
				data interface{}
			}{
				name: name,
				data: data,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiResponse
				status int
			}{
				obj:    &apiResponse,
				status: http.StatusCreated,
			},
		},
		"name wrong": {
			// input
			input: struct {
				name string
				data interface{}
			}{
				name: nameUnknown,
				data: data,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiResponse
				status int
			}{
				obj:    &fallbackResponse,
				status: fallbackStatus,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actualStatus, actualResponse := dtoLib.Created(tc.input.name, tc.input.data)
			assert.Equal(t, tc.expect.status, actualStatus)
			if nil != tc.expect.obj {
				assert.Equal(t, *tc.expect.obj, actualResponse)
			}
		})
	}
}

func TestNotUpdated(t *testing.T) {
	errorMsg := "not updated error"
	errorMsg1 := "not updated error 1"
	errorMsg2 := "not updated error 2"
	var errorsEmpty []error
	errors := []error{
		fmt.Errorf(errorMsg),
	}
	errors2 := []error{
		fmt.Errorf(errorMsg1),
		fmt.Errorf(errorMsg2),
	}

	nameUnknown := "not existing name"
	fallbackStatus, fallbackErrorResponse := dtoLib.FallbackToFailedError(nameUnknown, nil)

	name := "new name 4"
	apiErrorResponse := dtoLib.ApiErrorResponse{
		Code:    1111406,
		Type:    name,
		Message: "New name not updated",
	}
	apiErrorResponse1 := dtoLib.ApiErrorResponse{
		Code:    1111406,
		Type:    name,
		Message: "New name not updated",
		Errors:  errors,
		Data:    errorMsg,
	}
	apiErrorResponse2 := dtoLib.ApiErrorResponse{
		Code:    1111406,
		Type:    name,
		Message: "New name not updated",
		Errors:  errors2,
	}

	err := dtoLib.AddNewApiErrorResponse(
		name,
		map[string]dtoLib.ApiErrorResponse{
			dtoLib.StatusNotUpdated: apiErrorResponse,
		},
	)
	assert.Nil(t, err)

	tests := map[string]struct {
		input struct {
			name   string
			errors []error
		}
		expect struct {
			obj    *dtoLib.ApiErrorResponse
			status int
		}
	}{
		"NotUpdated ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errorsEmpty,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse,
				status: http.StatusNotAcceptable,
			},
		},
		"NotUpdated 1 error ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errors,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse1,
				status: http.StatusNotAcceptable,
			},
		},
		"NotUpdated 2 errors ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errors2,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse2,
				status: http.StatusNotAcceptable,
			},
		},
		"name wrong": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   nameUnknown,
				errors: errorsEmpty,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &fallbackErrorResponse,
				status: fallbackStatus,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actualStatus, actualResponse := dtoLib.NotUpdated(tc.input.name, tc.input.errors)
			assert.Equal(t, tc.expect.status, actualStatus)
			if nil != tc.expect.obj {
				assert.Equal(t, *tc.expect.obj, actualResponse)
			}
		})
	}
}

func TestUpdated(t *testing.T) {
	nameUnknown := "not existing name"
	fallbackStatus, fallbackResponse := dtoLib.FallbackToFailed(nameUnknown)

	name := "new name 5"
	apiResponse := dtoLib.ApiResponse{
		Code:    1111202,
		Type:    name,
		Message: "New name updated",
	}

	var data interface{}
	err := dtoLib.AddNewApiResponse(
		name,
		map[string]dtoLib.ApiResponse{
			dtoLib.StatusUpdated: apiResponse,
		},
	)
	assert.Nil(t, err)

	tests := map[string]struct {
		input struct {
			name string
			data interface{}
		}
		expect struct {
			obj    *dtoLib.ApiResponse
			status int
		}
	}{
		"Updated ok": {
			// input
			input: struct {
				name string
				data interface{}
			}{
				name: name,
				data: data,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiResponse
				status int
			}{
				obj:    &apiResponse,
				status: http.StatusAccepted,
			},
		},
		"name wrong": {
			// input
			input: struct {
				name string
				data interface{}
			}{
				name: nameUnknown,
				data: data,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiResponse
				status int
			}{
				obj:    &fallbackResponse,
				status: fallbackStatus,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actualStatus, actualResponse := dtoLib.Updated(tc.input.name, tc.input.data)
			assert.Equal(t, tc.expect.status, actualStatus)
			if nil != tc.expect.obj {
				assert.Equal(t, *tc.expect.obj, actualResponse)
			}
		})
	}
}

func TestNotDeleted(t *testing.T) {
	errorMsg := "not deleted error"
	errorMsg1 := "not deleted error 1"
	errorMsg2 := "not deleted error 2"
	var errorsEmpty []error
	errors := []error{
		fmt.Errorf(errorMsg),
	}
	errors2 := []error{
		fmt.Errorf(errorMsg1),
		fmt.Errorf(errorMsg2),
	}

	nameUnknown := "not existing name"
	fallbackStatus, fallbackErrorResponse := dtoLib.FallbackToFailedError(nameUnknown, nil)

	name := "new name 6"
	apiErrorResponse := dtoLib.ApiErrorResponse{
		Code:    1111406,
		Type:    name,
		Message: "New name not deleted",
	}
	apiErrorResponse1 := dtoLib.ApiErrorResponse{
		Code:    1111406,
		Type:    name,
		Message: "New name not deleted",
		Errors:  errors,
		Data:    errorMsg,
	}
	apiErrorResponse2 := dtoLib.ApiErrorResponse{
		Code:    1111406,
		Type:    name,
		Message: "New name not deleted",
		Errors:  errors2,
	}

	err := dtoLib.AddNewApiErrorResponse(
		name,
		map[string]dtoLib.ApiErrorResponse{
			dtoLib.StatusNotDeleted: apiErrorResponse,
		},
	)
	assert.Nil(t, err)

	tests := map[string]struct {
		input struct {
			name   string
			errors []error
		}
		expect struct {
			obj    *dtoLib.ApiErrorResponse
			status int
		}
	}{
		"NotDeleted ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errorsEmpty,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse,
				status: http.StatusNotFound,
			},
		},
		"NotDeleted 1 error ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errors,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse1,
				status: http.StatusNotFound,
			},
		},
		"NotDeleted 2 errors ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errors2,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse2,
				status: http.StatusNotFound,
			},
		},
		"name wrong": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   nameUnknown,
				errors: errorsEmpty,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &fallbackErrorResponse,
				status: fallbackStatus,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actualStatus, actualResponse := dtoLib.NotDeleted(tc.input.name, tc.input.errors)
			assert.Equal(t, tc.expect.status, actualStatus)
			if nil != tc.expect.obj {
				assert.Equal(t, *tc.expect.obj, actualResponse)
			}
		})
	}
}

func TestDeleted(t *testing.T) {
	nameUnknown := "not existing name"
	fallbackStatus, fallbackResponse := dtoLib.FallbackToFailed(nameUnknown)

	name := "new name 7"
	apiResponse := dtoLib.ApiResponse{
		Code:    1111200,
		Type:    name,
		Message: "New name deleted",
	}

	var data interface{}
	err := dtoLib.AddNewApiResponse(
		name,
		map[string]dtoLib.ApiResponse{
			dtoLib.StatusDeleted: apiResponse,
		},
	)
	assert.Nil(t, err)

	tests := map[string]struct {
		input struct {
			name string
			data interface{}
		}
		expect struct {
			obj    *dtoLib.ApiResponse
			status int
		}
	}{
		"Deleted ok": {
			// input
			input: struct {
				name string
				data interface{}
			}{
				name: name,
				data: data,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiResponse
				status int
			}{
				obj:    &apiResponse,
				status: http.StatusOK,
			},
		},
		"name wrong": {
			// input
			input: struct {
				name string
				data interface{}
			}{
				name: nameUnknown,
				data: data,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiResponse
				status int
			}{
				obj:    &fallbackResponse,
				status: fallbackStatus,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actualStatus, actualResponse := dtoLib.Deleted(tc.input.name, tc.input.data)
			assert.Equal(t, tc.expect.status, actualStatus)
			if nil != tc.expect.obj {
				assert.Equal(t, *tc.expect.obj, actualResponse)
			}
		})
	}
}

func TestNotFound(t *testing.T) {
	errorMsg := "not found error"
	errorMsg1 := "not found error 1"
	errorMsg2 := "not found error 2"
	var errorsEmpty []error
	errors := []error{
		fmt.Errorf(errorMsg),
	}
	errors2 := []error{
		fmt.Errorf(errorMsg1),
		fmt.Errorf(errorMsg2),
	}

	nameUnknown := "not existing name"
	fallbackStatus, fallbackErrorResponse := dtoLib.FallbackToFailedError(nameUnknown, nil)

	name := "new name 8"
	apiErrorResponse := dtoLib.ApiErrorResponse{
		Code:    1111404,
		Type:    name,
		Message: "New name not found",
	}
	apiErrorResponse1 := dtoLib.ApiErrorResponse{
		Code:    1111404,
		Type:    name,
		Message: "New name not found",
		Errors:  errors,
		Data:    errorMsg,
	}
	apiErrorResponse2 := dtoLib.ApiErrorResponse{
		Code:    1111404,
		Type:    name,
		Message: "New name not found",
		Errors:  errors2,
	}

	err := dtoLib.AddNewApiErrorResponse(
		name,
		map[string]dtoLib.ApiErrorResponse{
			dtoLib.StatusNotFound: apiErrorResponse,
		},
	)
	assert.Nil(t, err)

	tests := map[string]struct {
		input struct {
			name   string
			errors []error
		}
		expect struct {
			obj    *dtoLib.ApiErrorResponse
			status int
		}
	}{
		"NotFound ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errorsEmpty,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse,
				status: http.StatusNotFound,
			},
		},
		"NotFound 1 error ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errors,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse1,
				status: http.StatusNotFound,
			},
		},
		"NotFound 2 errors ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errors2,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse2,
				status: http.StatusNotFound,
			},
		},
		"name wrong": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   nameUnknown,
				errors: errorsEmpty,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &fallbackErrorResponse,
				status: fallbackStatus,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actualStatus, actualResponse := dtoLib.NotFound(tc.input.name, tc.input.errors)
			assert.Equal(t, tc.expect.status, actualStatus)
			if nil != tc.expect.obj {
				assert.Equal(t, *tc.expect.obj, actualResponse)
			}
		})
	}
}

func TestFound(t *testing.T) {
	nameUnknown := "not existing name"
	fallbackStatus, fallbackResponse := dtoLib.FallbackToFailed(nameUnknown)

	name := "new name 9"
	apiResponse := dtoLib.ApiResponse{
		Code:    1111200,
		Type:    name,
		Message: "New name found",
	}
	apiResponsePaginated := dtoLib.ApiResponse{
		Code:    1111200,
		Type:    name,
		Message: "New name found",
		PaginationContainer: &dtoLib.PaginationContainer{
			Pagination: dtoLib.Pagination{
				Page:    0,
				PerPage: 0,
				Total:   0,
			},
		},
	}

	var data interface{}
	var pagination interface{}
	err := dtoLib.AddNewApiResponse(
		name,
		map[string]dtoLib.ApiResponse{
			dtoLib.StatusFound: apiResponse,
		},
	)
	assert.Nil(t, err)

	tests := map[string]struct {
		input struct {
			name       string
			data       interface{}
			pagination interface{}
		}
		expect struct {
			obj    *dtoLib.ApiResponse
			status int
		}
	}{
		"Found ok": {
			// input
			input: struct {
				name       string
				data       interface{}
				pagination interface{}
			}{
				name: name,
				data: data,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiResponse
				status int
			}{
				obj:    &apiResponse,
				status: http.StatusOK,
			},
		},
		"Found with pagination ok": {
			// input
			input: struct {
				name       string
				data       interface{}
				pagination interface{}
			}{
				name:       name,
				data:       data,
				pagination: &pagination,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiResponse
				status int
			}{
				obj:    &apiResponsePaginated,
				status: http.StatusOK,
			},
		},
		"name wrong": {
			// input
			input: struct {
				name       string
				data       interface{}
				pagination interface{}
			}{
				name: nameUnknown,
				data: data,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiResponse
				status int
			}{
				obj:    &fallbackResponse,
				status: fallbackStatus,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actualStatus, actualResponse := dtoLib.Found(tc.input.name, tc.input.data, tc.input.pagination)
			assert.Equal(t, tc.expect.status, actualStatus)
			if nil != tc.expect.obj {
				assert.Equal(t, *tc.expect.obj, actualResponse)
			}
		})
	}
}

func TestOk(t *testing.T) {
	nameUnknown := "not existing name"
	fallbackStatus, fallbackResponse := dtoLib.FallbackToFailed(nameUnknown)

	name := "new name 10"
	apiResponse := dtoLib.ApiResponse{
		Code:    1111200,
		Type:    name,
		Message: "New name ok",
	}

	var data interface{}
	err := dtoLib.AddNewApiResponse(
		name,
		map[string]dtoLib.ApiResponse{
			dtoLib.StatusOk: apiResponse,
		},
	)
	assert.Nil(t, err)

	tests := map[string]struct {
		input struct {
			name string
			data interface{}
		}
		expect struct {
			obj    *dtoLib.ApiResponse
			status int
		}
	}{
		"Ok ok": {
			// input
			input: struct {
				name string
				data interface{}
			}{
				name: name,
				data: data,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiResponse
				status int
			}{
				obj:    &apiResponse,
				status: http.StatusOK,
			},
		},
		"name wrong": {
			// input
			input: struct {
				name string
				data interface{}
			}{
				name: nameUnknown,
				data: data,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiResponse
				status int
			}{
				obj:    &fallbackResponse,
				status: fallbackStatus,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actualStatus, actualResponse := dtoLib.Ok(tc.input.name, tc.input.data)
			assert.Equal(t, tc.expect.status, actualStatus)
			if nil != tc.expect.obj {
				assert.Equal(t, *tc.expect.obj, actualResponse)
			}
		})
	}
}

func TestFailed(t *testing.T) {
	errorMsg := "not found error"
	errorMsg1 := "not found error 1"
	errorMsg2 := "not found error 2"
	var errorsEmpty []error
	errors := []error{
		fmt.Errorf(errorMsg),
	}
	errors2 := []error{
		fmt.Errorf(errorMsg1),
		fmt.Errorf(errorMsg2),
	}

	nameUnknown := "not existing name"
	fallbackStatus, fallbackErrorResponse := dtoLib.FallbackToFailedError(nameUnknown, nil)

	name := "new name 11"
	apiErrorResponse := dtoLib.ApiErrorResponse{
		Code:    1111502,
		Type:    name,
		Message: "New name failed",
	}
	apiErrorResponse1 := dtoLib.ApiErrorResponse{
		Code:    1111502,
		Type:    name,
		Message: "New name failed",
		Errors:  errors,
		Data:    errorMsg,
	}
	apiErrorResponse2 := dtoLib.ApiErrorResponse{
		Code:    1111502,
		Type:    name,
		Message: "New name failed",
		Errors:  errors2,
	}

	err := dtoLib.AddNewApiErrorResponse(
		name,
		map[string]dtoLib.ApiErrorResponse{
			dtoLib.StatusFailed: apiErrorResponse,
		},
	)
	assert.Nil(t, err)

	tests := map[string]struct {
		input struct {
			name   string
			errors []error
		}
		expect struct {
			obj    *dtoLib.ApiErrorResponse
			status int
		}
	}{
		"Failed ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errorsEmpty,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse,
				status: http.StatusInternalServerError,
			},
		},
		"Failed 1 error ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errors,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse1,
				status: http.StatusInternalServerError,
			},
		},
		"Failed 2 errors ok": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   name,
				errors: errors2,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &apiErrorResponse2,
				status: http.StatusInternalServerError,
			},
		},
		"name wrong": {
			// input
			input: struct {
				name   string
				errors []error
			}{
				name:   nameUnknown,
				errors: errorsEmpty,
			},
			// expect
			expect: struct {
				obj    *dtoLib.ApiErrorResponse
				status int
			}{
				obj:    &fallbackErrorResponse,
				status: fallbackStatus,
			},
		},
	}
	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			actualStatus, actualResponse := dtoLib.Failed(tc.input.name, tc.input.errors)
			assert.Equal(t, tc.expect.status, actualStatus)
			if nil != tc.expect.obj {
				assert.Equal(t, *tc.expect.obj, actualResponse)
			}
		})
	}
}