debian-mirror-gitlab/workhorse/internal/upstream/metrics_test.go
2022-01-26 12:08:38 +05:30

54 lines
1.5 KiB
Go

package upstream
import (
"io"
"net/http"
"net/http/httptest"
"testing"
"github.com/prometheus/client_golang/prometheus/testutil"
"github.com/sirupsen/logrus"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/gitlab/workhorse/internal/config"
)
func TestInstrumentGeoProxyRoute(t *testing.T) {
const (
remote = `\A/remote\z`
local = `\A/local\z`
main = ""
)
u := newUpstream(config.Config{}, logrus.StandardLogger(), func(u *upstream) {
u.Routes = []routeEntry{
handleRouteWithMatchers(u, remote, withGeoProxy()),
handleRouteWithMatchers(u, local),
handleRouteWithMatchers(u, main),
}
})
ts := httptest.NewServer(u)
defer ts.Close()
testCases := []testCase{
{"remote", "/remote", remote},
{"local", "/local", local},
{"main", "/", main},
}
httpGeoProxiedRequestsTotal.Reset()
runTestCases(t, ts, testCases)
require.Equal(t, 1, testutil.CollectAndCount(httpGeoProxiedRequestsTotal))
require.InDelta(t, 1, testutil.ToFloat64(httpGeoProxiedRequestsTotal.WithLabelValues("200", "get", remote)), 0.1)
require.InDelta(t, 0, testutil.ToFloat64(httpGeoProxiedRequestsTotal.WithLabelValues("200", "get", local)), 0.1)
require.InDelta(t, 0, testutil.ToFloat64(httpGeoProxiedRequestsTotal.WithLabelValues("200", "get", main)), 0.1)
}
func handleRouteWithMatchers(u *upstream, regex string, matchers ...func(*routeOptions)) routeEntry {
handler := http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
io.WriteString(w, regex)
})
return u.route("", regex, handler, matchers...)
}