chrly/eventsubscribers/stats_reporter_test.go
2020-04-26 16:34:46 +03:00

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package eventsubscribers
import (
"errors"
"net/http/httptest"
"testing"
"time"
"github.com/mono83/slf"
"github.com/elyby/chrly/api/mojang"
"github.com/elyby/chrly/dispatcher"
"github.com/stretchr/testify/mock"
)
func prepareStatsReporterArgs(name string, value interface{}, params []slf.Param) []interface{} {
args := []interface{}{name, value}
for _, v := range params {
args = append(args, v.(interface{}))
}
return args
}
type StatsReporterMock struct {
mock.Mock
}
func (r *StatsReporterMock) IncCounter(name string, value int64, params ...slf.Param) {
r.Called(prepareStatsReporterArgs(name, value, params)...)
}
func (r *StatsReporterMock) UpdateGauge(name string, value int64, params ...slf.Param) {
r.Called(prepareStatsReporterArgs(name, value, params)...)
}
func (r *StatsReporterMock) RecordTimer(name string, duration time.Duration, params ...slf.Param) {
r.Called(prepareStatsReporterArgs(name, duration, params)...)
}
func (r *StatsReporterMock) Timer(name string, params ...slf.Param) slf.Timer {
return slf.NewTimer(name, params, r)
}
type StatsReporterTestCase struct {
Events [][]interface{}
ExpectedCalls [][]interface{}
}
var statsReporterTestCases = []*StatsReporterTestCase{
// Before request
{
Events: [][]interface{}{
{"skinsystem:before_request", httptest.NewRequest("GET", "http://localhost/skins/username", nil)},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "skins.request", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:before_request", httptest.NewRequest("GET", "http://localhost/skins?name=username", nil)},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "skins.get_request", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:before_request", httptest.NewRequest("GET", "http://localhost/cloaks/username", nil)},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "capes.request", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:before_request", httptest.NewRequest("GET", "http://localhost/cloaks?name=username", nil)},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "capes.get_request", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:before_request", httptest.NewRequest("GET", "http://localhost/textures/username", nil)},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "textures.request", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:before_request", httptest.NewRequest("GET", "http://localhost/textures/signed/username", nil)},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "signed_textures.request", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:before_request", httptest.NewRequest("POST", "http://localhost/api/skins", nil)},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "api.skins.post.request", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:before_request", httptest.NewRequest("DELETE", "http://localhost/api/skins/username", nil)},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "api.skins.delete.request", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:before_request", httptest.NewRequest("DELETE", "http://localhost/api/skins/id:1", nil)},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "api.skins.delete.request", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:before_request", httptest.NewRequest("GET", "http://localhost/unknown", nil)},
},
ExpectedCalls: nil,
},
// After request
{
Events: [][]interface{}{
{"skinsystem:after_request", httptest.NewRequest("POST", "http://localhost/api/skins", nil), 201},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "api.skins.post.success", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:after_request", httptest.NewRequest("POST", "http://localhost/api/skins", nil), 400},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "api.skins.post.validation_failed", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:after_request", httptest.NewRequest("DELETE", "http://localhost/api/skins/username", nil), 204},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "api.skins.delete.success", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:after_request", httptest.NewRequest("DELETE", "http://localhost/api/skins/username", nil), 404},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "api.skins.delete.not_found", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:after_request", httptest.NewRequest("DELETE", "http://localhost/api/skins/id:1", nil), 204},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "api.skins.delete.success", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:after_request", httptest.NewRequest("DELETE", "http://localhost/api/skins/id:1", nil), 404},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "api.skins.delete.not_found", int64(1)},
},
},
{
Events: [][]interface{}{
{"skinsystem:after_request", httptest.NewRequest("DELETE", "http://localhost/unknown", nil), 404},
},
ExpectedCalls: nil,
},
// Authenticator
{
Events: [][]interface{}{
{"authenticator:success"},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "authentication.challenge", int64(1)},
{"IncCounter", "authentication.success", int64(1)},
},
},
{
Events: [][]interface{}{
{"authentication:error", errors.New("error")},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "authentication.challenge", int64(1)},
{"IncCounter", "authentication.failed", int64(1)},
},
},
// Mojang signed textures provider
{
Events: [][]interface{}{
{"mojang_textures:call", "username"},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "mojang_textures.request", int64(1)},
},
},
{
Events: [][]interface{}{
{"mojang_textures:usernames:after_cache", "username", "", errors.New("error")},
},
ExpectedCalls: [][]interface{}{},
},
{
Events: [][]interface{}{
{"mojang_textures:usernames:after_cache", "username", "", nil},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "mojang_textures:usernames:cache_hit_nil", int64(1)},
},
},
{
Events: [][]interface{}{
{"mojang_textures:usernames:after_cache", "username", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", nil},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "mojang_textures:usernames:cache_hit", int64(1)},
},
},
{
Events: [][]interface{}{
{"mojang_textures:textures:after_cache", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", nil, errors.New("error")},
},
ExpectedCalls: [][]interface{}{},
},
{
Events: [][]interface{}{
{"mojang_textures:textures:after_cache", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", nil, nil},
},
ExpectedCalls: [][]interface{}{},
},
{
Events: [][]interface{}{
{"mojang_textures:textures:after_cache", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", &mojang.SignedTexturesResponse{}, nil},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "mojang_textures.textures.cache_hit", int64(1)},
},
},
{
Events: [][]interface{}{
{"mojang_textures:already_processing", "username"},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "mojang_textures.already_scheduled", int64(1)},
},
},
{
Events: [][]interface{}{
{"mojang_textures:usernames:after_call", "username", nil, errors.New("error")},
},
ExpectedCalls: [][]interface{}{},
},
{
Events: [][]interface{}{
{"mojang_textures:usernames:after_call", "username", nil, nil},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "mojang_textures.usernames.uuid_miss", int64(1)},
},
},
{
Events: [][]interface{}{
{"mojang_textures:usernames:after_call", "username", &mojang.ProfileInfo{}, nil},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "mojang_textures.usernames.uuid_hit", int64(1)},
},
},
{
Events: [][]interface{}{
{"mojang_textures:textures:after_call", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", nil, errors.New("error")},
},
ExpectedCalls: [][]interface{}{},
},
{
Events: [][]interface{}{
{"mojang_textures:textures:after_call", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", nil, nil},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "mojang_textures.usernames.textures_miss", int64(1)},
},
},
{
Events: [][]interface{}{
{"mojang_textures:textures:after_call", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", &mojang.SignedTexturesResponse{}, nil},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "mojang_textures.usernames.textures_hit", int64(1)},
},
},
{
Events: [][]interface{}{
{"mojang_textures:before_result", "username", ""},
{"mojang_textures:after_result", "username", &mojang.SignedTexturesResponse{}, nil},
},
ExpectedCalls: [][]interface{}{
{"RecordTimer", "mojang_textures.result_time", mock.AnythingOfType("time.Duration")},
},
},
{
Events: [][]interface{}{
{"mojang_textures:textures:before_call", "аааааааааааааааааааааааааааааааа"},
{"mojang_textures:textures:after_call", "аааааааааааааааааааааааааааааааа", &mojang.SignedTexturesResponse{}, nil},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "mojang_textures.textures.request", int64(1)},
{"IncCounter", "mojang_textures.usernames.textures_hit", int64(1)},
{"RecordTimer", "mojang_textures.textures.request_time", mock.AnythingOfType("time.Duration")},
},
},
// Batch UUIDs provider
{
Events: [][]interface{}{
{"mojang_textures:batch_uuids_provider:queued", "username"},
},
ExpectedCalls: [][]interface{}{
{"IncCounter", "mojang_textures.usernames.queued", int64(1)},
},
},
{
Events: [][]interface{}{
{"mojang_textures:batch_uuids_provider:round", []string{"username1", "username2"}, 5},
{"mojang_textures:batch_uuids_provider:result", []string{"username1", "username2"}, []*mojang.ProfileInfo{}, nil},
},
ExpectedCalls: [][]interface{}{
{"UpdateGauge", "mojang_textures.usernames.iteration_size", int64(2)},
{"UpdateGauge", "mojang_textures.usernames.queue_size", int64(5)},
{"RecordTimer", "mojang_textures.usernames.round_time", mock.AnythingOfType("time.Duration")},
},
},
{
Events: [][]interface{}{
{"mojang_textures:batch_uuids_provider:round", []string{}, 0},
// This event will be not emitted, but we emit it to ensure, that RecordTimer will not be called
{"mojang_textures:batch_uuids_provider:result", []string{}, []*mojang.ProfileInfo{}, nil},
},
ExpectedCalls: [][]interface{}{
{"UpdateGauge", "mojang_textures.usernames.iteration_size", int64(0)},
{"UpdateGauge", "mojang_textures.usernames.queue_size", int64(0)},
// Should not call RecordTimer
},
},
}
func TestStatsReporter(t *testing.T) {
for _, c := range statsReporterTestCases {
t.Run("handle events", func(t *testing.T) {
statsReporterMock := &StatsReporterMock{}
if c.ExpectedCalls != nil {
for _, c := range c.ExpectedCalls {
topicName, _ := c[0].(string)
statsReporterMock.On(topicName, c[1:]...).Once()
}
}
reporter := &StatsReporter{
StatsReporter: statsReporterMock,
Prefix: "mock_prefix",
}
d := dispatcher.New()
reporter.ConfigureWithDispatcher(d)
for _, e := range c.Events {
eventName, _ := e[0].(string)
d.Emit(eventName, e[1:]...)
}
statsReporterMock.AssertExpectations(t)
})
}
}