package middleware import ( "net/http" "net/http/httptest" "testing" "github.com/stretchr/testify/assert" ) func TestSwaggerUIOAuth2CallbackMiddleware(t *testing.T) { redoc := SwaggerUIOAuth2Callback(SwaggerUIOpts{}, nil) req, _ := http.NewRequest("GET", "/docs/oauth2-callback", nil) recorder := httptest.NewRecorder() redoc.ServeHTTP(recorder, req) assert.Equal(t, 200, recorder.Code) assert.Equal(t, "text/html; charset=utf-8", recorder.Header().Get("Content-Type")) assert.Contains(t, recorder.Body.String(), "<title>API documentation</title>") }