prometheus-fail2ban-exporter/server/middleware_test.go
Hector 3cff8ccd64 refactor: rewrite auth handler code (!89)
* Rewrite the code handling basic auth to make it easier to extend for other types of auth.
* The behaviour of the existing code is maintained.
* No changes to how basic auth is configured from a user's perspective.

https://gitlab.com/hectorjsmith/fail2ban-prometheus-exporter/-/merge_requests/89
2023-06-21 10:31:33 +00:00

47 lines
1.2 KiB
Go

package server
import (
"net/http"
"net/http/httptest"
"testing"
)
type testAuthProvider struct {
match bool
}
func (p testAuthProvider) IsAllowed(request *http.Request) bool {
return p.match
}
func newTestRequest() *http.Request {
return httptest.NewRequest(http.MethodGet, "http://example.com", nil)
}
func executeBasicAuthMiddlewareTest(t *testing.T, authMatches bool, expectedCode int, expectedCallCount int) {
callCount := 0
testHandler := func(w http.ResponseWriter, r *http.Request) {
callCount++
}
handler := BasicAuthMiddleware(testHandler, testAuthProvider{match: authMatches})
recorder := httptest.NewRecorder()
request := newTestRequest()
handler.ServeHTTP(recorder, request)
if recorder.Code != expectedCode {
t.Errorf("statusCode = %v, want %v", recorder.Code, expectedCode)
}
if callCount != expectedCallCount {
t.Errorf("callCount = %v, want %v", callCount, expectedCallCount)
}
}
func Test_GIVEN_MatchingBasicAuth_WHEN_MethodCalled_THEN_RequestProcessed(t *testing.T) {
executeBasicAuthMiddlewareTest(t, true, http.StatusOK, 1)
}
func Test_GIVEN_NonMatchingBasicAuth_WHEN_MethodCalled_THEN_RequestRejected(t *testing.T) {
executeBasicAuthMiddlewareTest(t, false, http.StatusUnauthorized, 0)
}