chrly/http/uuids_worker_test.go

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package http
import (
"errors"
"io/ioutil"
"net/http"
"net/http/httptest"
"testing"
"github.com/stretchr/testify/mock"
"github.com/stretchr/testify/suite"
"github.com/elyby/chrly/api/mojang"
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)
/***************
* Setup mocks *
***************/
type uuidsProviderMock struct {
mock.Mock
}
func (m *uuidsProviderMock) GetUuid(username string) (*mojang.ProfileInfo, error) {
args := m.Called(username)
var result *mojang.ProfileInfo
if casted, ok := args.Get(0).(*mojang.ProfileInfo); ok {
result = casted
}
return result, args.Error(1)
}
type uuidsWorkerTestSuite struct {
suite.Suite
App *UUIDsWorker
UuidsProvider *uuidsProviderMock
Emitter *emitterMock
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}
/********************
* Setup test suite *
********************/
func (suite *uuidsWorkerTestSuite) SetupTest() {
suite.UuidsProvider = &uuidsProviderMock{}
suite.Emitter = &emitterMock{}
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suite.App = &UUIDsWorker{
UUIDsProvider: suite.UuidsProvider,
Emitter: suite.Emitter,
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}
}
func (suite *uuidsWorkerTestSuite) TearDownTest() {
suite.UuidsProvider.AssertExpectations(suite.T())
suite.Emitter.AssertExpectations(suite.T())
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}
func (suite *uuidsWorkerTestSuite) RunSubTest(name string, subTest func()) {
suite.SetupTest()
suite.Run(name, subTest)
suite.TearDownTest()
}
/*************
* Run tests *
*************/
func TestUUIDsWorker(t *testing.T) {
suite.Run(t, new(uuidsWorkerTestSuite))
}
type uuidsWorkerTestCase struct {
Name string
BeforeTest func(suite *uuidsWorkerTestSuite)
AfterTest func(suite *uuidsWorkerTestSuite, response *http.Response)
}
/************************
* Get UUID tests cases *
************************/
var getUuidTestsCases = []*uuidsWorkerTestCase{
{
Name: "Success provider response",
BeforeTest: func(suite *uuidsWorkerTestSuite) {
suite.UuidsProvider.On("GetUuid", "mock_username").Return(&mojang.ProfileInfo{
Id: "0fcc38620f1845f3a54e1b523c1bd1c7",
Name: "mock_username",
}, nil)
},
AfterTest: func(suite *uuidsWorkerTestSuite, response *http.Response) {
suite.Equal(200, response.StatusCode)
suite.Equal("application/json", response.Header.Get("Content-Type"))
body, _ := ioutil.ReadAll(response.Body)
suite.JSONEq(`{
"id": "0fcc38620f1845f3a54e1b523c1bd1c7",
"name": "mock_username"
}`, string(body))
},
},
{
Name: "Receive empty response from UUIDs provider",
BeforeTest: func(suite *uuidsWorkerTestSuite) {
suite.UuidsProvider.On("GetUuid", "mock_username").Return(nil, nil)
},
AfterTest: func(suite *uuidsWorkerTestSuite, response *http.Response) {
suite.Equal(204, response.StatusCode)
body, _ := ioutil.ReadAll(response.Body)
suite.Assert().Empty(body)
},
},
{
Name: "Receive error from UUIDs provider",
BeforeTest: func(suite *uuidsWorkerTestSuite) {
err := errors.New("this is an error")
suite.UuidsProvider.On("GetUuid", "mock_username").Return(nil, err)
suite.Emitter.On("Emit", "uuids_provider:error", err).Times(1)
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},
AfterTest: func(suite *uuidsWorkerTestSuite, response *http.Response) {
suite.Equal(500, response.StatusCode)
suite.Equal("application/json", response.Header.Get("Content-Type"))
body, _ := ioutil.ReadAll(response.Body)
suite.JSONEq(`{
"provider": "this is an error"
}`, string(body))
},
},
{
Name: "Receive Too Many Requests from UUIDs provider",
BeforeTest: func(suite *uuidsWorkerTestSuite) {
err := &mojang.TooManyRequestsError{}
suite.UuidsProvider.On("GetUuid", "mock_username").Return(nil, err)
suite.Emitter.On("Emit", "uuids_provider:error", err).Times(1)
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},
AfterTest: func(suite *uuidsWorkerTestSuite, response *http.Response) {
suite.Equal(429, response.StatusCode)
body, _ := ioutil.ReadAll(response.Body)
suite.Empty(body)
},
},
}
func (suite *uuidsWorkerTestSuite) TestGetUUID() {
for _, testCase := range getUuidTestsCases {
suite.RunSubTest(testCase.Name, func() {
testCase.BeforeTest(suite)
req := httptest.NewRequest("GET", "http://chrly/api/worker/mojang-uuid/mock_username", nil)
w := httptest.NewRecorder()
suite.App.CreateHandler().ServeHTTP(w, req)
testCase.AfterTest(suite, w.Result())
})
}
}