dex/vendor/github.com/coreos/go-oidc/oidc/client_race_test.go
2016-04-08 11:56:29 -07:00

81 lines
1.7 KiB
Go

// This file contains tests which depend on the race detector being enabled.
// +build race
package oidc
import (
"encoding/json"
"net/http"
"net/http/httptest"
"net/url"
"testing"
"time"
)
type testProvider struct {
baseURL *url.URL
}
func (p *testProvider) ServeHTTP(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != discoveryConfigPath {
http.NotFound(w, r)
return
}
cfg := ProviderConfig{
Issuer: p.baseURL,
ExpiresAt: time.Now().Add(time.Second),
}
cfg = fillRequiredProviderFields(cfg)
json.NewEncoder(w).Encode(&cfg)
}
// This test fails by triggering the race detector, not by calling t.Error or t.Fatal.
func TestProviderSyncRace(t *testing.T) {
prov := &testProvider{}
s := httptest.NewServer(prov)
defer s.Close()
u, err := url.Parse(s.URL)
if err != nil {
t.Fatal(err)
}
prov.baseURL = u
prevValue := minimumProviderConfigSyncInterval
defer func() { minimumProviderConfigSyncInterval = prevValue }()
// Reduce the sync interval to increase the write frequencey.
minimumProviderConfigSyncInterval = 5 * time.Millisecond
cliCfg := ClientConfig{
HTTPClient: http.DefaultClient,
}
cli, err := NewClient(cliCfg)
if err != nil {
t.Error(err)
return
}
if !cli.providerConfig.Get().Empty() {
t.Errorf("want c.ProviderConfig == nil, got c.ProviderConfig=%#v")
}
// SyncProviderConfig beings a goroutine which writes to the client's provider config.
c := cli.SyncProviderConfig(s.URL)
if cli.providerConfig.Get().Empty() {
t.Errorf("want c.ProviderConfig != nil")
}
defer func() {
// stop the background process
c <- struct{}{}
}()
for i := 0; i < 10; i++ {
time.Sleep(5 * time.Millisecond)
// Creating an OAuth client reads from the provider config.
cli.OAuthClient()
}
}