fasten-onprem/backend/pkg/web/handler/resource_related_test.go

144 lines
4.7 KiB
Go

package handler
import (
"bytes"
"context"
"encoding/json"
"fmt"
"github.com/fastenhealth/fasten-onprem/backend/pkg"
mock_config "github.com/fastenhealth/fasten-onprem/backend/pkg/config/mock"
"github.com/fastenhealth/fasten-onprem/backend/pkg/database"
"github.com/fastenhealth/fasten-onprem/backend/pkg/event_bus"
"github.com/fastenhealth/fasten-onprem/backend/pkg/models"
"github.com/gin-gonic/gin"
"github.com/golang/mock/gomock"
"github.com/sirupsen/logrus"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/stretchr/testify/suite"
"io"
"io/ioutil"
"log"
"mime/multipart"
"net/http"
"net/http/httptest"
"os"
"testing"
)
// Go through this page to understand how this file is structured.
// https://pkg.go.dev/github.com/stretchr/testify/suite#section-documentation
// Define the suite, and absorb the built-in basic suite
// functionality from testify - including a T() method which
// returns the current testing context
type ResourceRelatedHandlerTestSuite struct {
suite.Suite
MockCtrl *gomock.Controller
TestDatabase *os.File
AppConfig *mock_config.MockInterface
AppRepository database.DatabaseRepository
AppEventBus event_bus.Interface
}
// BeforeTest has a function to be executed right before the test starts and receives the suite and test names as input
func (suite *ResourceRelatedHandlerTestSuite) BeforeTest(suiteName, testName string) {
suite.MockCtrl = gomock.NewController(suite.T())
dbFile, err := ioutil.TempFile("", fmt.Sprintf("%s.*.db", testName))
if err != nil {
log.Fatal(err)
}
suite.TestDatabase = dbFile
appConfig := mock_config.NewMockInterface(suite.MockCtrl)
appConfig.EXPECT().GetString("database.location").Return(suite.TestDatabase.Name()).AnyTimes()
appConfig.EXPECT().GetString("database.type").Return("sqlite").AnyTimes()
appConfig.EXPECT().IsSet("database.encryption.key").Return(false).AnyTimes()
appConfig.EXPECT().GetString("log.level").Return("INFO").AnyTimes()
suite.AppConfig = appConfig
appRepo, err := database.NewRepository(suite.AppConfig, logrus.WithField("test", suite.T().Name()), event_bus.NewNoopEventBusServer())
suite.AppRepository = appRepo
suite.AppEventBus = event_bus.NewNoopEventBusServer()
appRepo.CreateUser(context.Background(), &models.User{
Username: "test_username",
Password: "test",
})
}
// AfterTest has a function to be executed right after the test finishes and receives the suite and test names as input
func (suite *ResourceRelatedHandlerTestSuite) AfterTest(suiteName, testName string) {
suite.MockCtrl.Finish()
os.Remove(suite.TestDatabase.Name())
}
// In order for 'go test' to run this suite, we need to create
// a normal test function and pass our suite to suite.Run
func TestResourceRelatedHandlerTestSuite(t *testing.T) {
suite.Run(t, new(ResourceRelatedHandlerTestSuite))
}
func (suite *ResourceRelatedHandlerTestSuite) TestResourceRelatedHandlerTestSuite() {
//setup
w := httptest.NewRecorder()
ctx, _ := gin.CreateTestContext(w)
ctx.Set(pkg.ContextKeyTypeLogger, logrus.WithField("test", suite.T().Name()))
ctx.Set(pkg.ContextKeyTypeDatabase, suite.AppRepository)
ctx.Set(pkg.ContextKeyTypeConfig, suite.AppConfig)
ctx.Set(pkg.ContextKeyTypeEventBusServer, suite.AppEventBus)
ctx.Set(pkg.ContextKeyTypeAuthUsername, "test_username")
//test
relatedJsonForm, relatedJsonWriter := createMultipartFormData(suite.T(), "file", "testdata/related.json") // just pass the file name
relatedReq, err := http.NewRequest("POST", "/api/v1/resource/related", &relatedJsonForm)
// set the content type, this will contain the boundary.
relatedReq.Header.Set("Content-Type", relatedJsonWriter.FormDataContentType())
ctx.Request = relatedReq
require.NoError(suite.T(), err)
CreateRelatedResources(ctx)
var responseWrapper models.ResponseWrapper
err = json.Unmarshal(w.Body.Bytes(), &responseWrapper)
require.NoError(suite.T(), err)
summary := responseWrapper.Data.(map[string]interface{})
//assert
assert.EqualValues(suite.T(), http.StatusOK, w.Code)
assert.Equal(suite.T(), summary["TotalResources"], float64(3))
}
// https://stackoverflow.com/a/56696333/1157633
func createMultipartFormData(t *testing.T, fieldName, fileName string) (bytes.Buffer, *multipart.Writer) {
var b bytes.Buffer
var err error
w := multipart.NewWriter(&b)
var fw io.Writer
file := mustOpen(fileName)
if fw, err = w.CreateFormFile(fieldName, file.Name()); err != nil {
t.Errorf("Error creating writer: %v", err)
}
if _, err = io.Copy(fw, file); err != nil {
t.Errorf("Error with io.Copy: %v", err)
}
w.Close()
return b, w
}
func mustOpen(f string) *os.File {
r, err := os.Open(f)
if err != nil {
pwd, _ := os.Getwd()
fmt.Println("PWD: ", pwd)
panic(err)
}
return r
}