1 files changed, 100 insertions, 0 deletions
diff --git a/tests/integration/swagger_test.go b/tests/integration/swagger_test.go
new file mode 100644
index 0000000..584601f
--- /dev/null
+++ b/tests/integration/swagger_test.go
@@ -0,0 +1,100 @@
+// Copyright 2024 The Forgejo Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package integration
+
+import (
+	"net/http"
+	"strings"
+	"testing"
+
+	"code.gitea.io/gitea/modules/json"
+	"code.gitea.io/gitea/tests"
+
+	swagger_spec "github.com/go-openapi/spec"
+	"github.com/stretchr/testify/require"
+)
+
+func getSwagger(t *testing.T) *swagger_spec.Swagger {
+	t.Helper()
+
+	resp := MakeRequest(t, NewRequest(t, "GET", "/swagger.v1.json"), http.StatusOK)
+
+	swagger := new(swagger_spec.Swagger)
+
+	decoder := json.NewDecoder(resp.Body)
+	require.NoError(t, decoder.Decode(swagger))
+
+	return swagger
+}
+
+func checkSwaggerMethodResponse(t *testing.T, path string, method *swagger_spec.Operation, name string, statusCode int, responseType string) {
+	t.Helper()
+
+	if method == nil {
+		return
+	}
+
+	val, ok := method.Responses.StatusCodeResponses[statusCode]
+	if !ok {
+		t.Errorf("%s %s is missing response status code %d in swagger", name, path, statusCode)
+		return
+	}
+
+	if responseType != val.Ref.String() {
+		t.Errorf("%s %s has %s response type for %d in swagger (expected %s)", name, path, val.Ref.String(), statusCode, responseType)
+	}
+}
+
+func checkSwaggerPathResponse(t *testing.T, paths map[string]swagger_spec.PathItem, pathMatch string, statusCode int, responseType string) {
+	t.Helper()
+
+	for pathName, pathData := range paths {
+		if pathName != pathMatch {
+			continue
+		}
+
+		checkSwaggerMethodResponse(t, pathName, pathData.Get, "GET", statusCode, responseType)
+		checkSwaggerMethodResponse(t, pathName, pathData.Put, "PUT", statusCode, responseType)
+		checkSwaggerMethodResponse(t, pathName, pathData.Post, "POST", statusCode, responseType)
+		checkSwaggerMethodResponse(t, pathName, pathData.Patch, "PATCH", statusCode, responseType)
+		checkSwaggerMethodResponse(t, pathName, pathData.Delete, "DELETE", statusCode, responseType)
+		checkSwaggerMethodResponse(t, pathName, pathData.Options, "OPTIONS", statusCode, responseType)
+
+		return
+	}
+}
+
+func checkSwaggerRouteResponse(t *testing.T, paths map[string]swagger_spec.PathItem, prefix string, statusCode int, responseType string) {
+	t.Helper()
+
+	for pathName, pathData := range paths {
+		if !strings.HasPrefix(pathName, prefix) {
+			continue
+		}
+
+		checkSwaggerMethodResponse(t, pathName, pathData.Get, "GET", statusCode, responseType)
+		checkSwaggerMethodResponse(t, pathName, pathData.Put, "PUT", statusCode, responseType)
+		checkSwaggerMethodResponse(t, pathName, pathData.Post, "POST", statusCode, responseType)
+		checkSwaggerMethodResponse(t, pathName, pathData.Patch, "PATCH", statusCode, responseType)
+		checkSwaggerMethodResponse(t, pathName, pathData.Delete, "DELETE", statusCode, responseType)
+		checkSwaggerMethodResponse(t, pathName, pathData.Options, "OPTIONS", statusCode, responseType)
+	}
+}
+
+func TestSwaggerUserRoute(t *testing.T) {
+	defer tests.PrepareTestEnv(t)()
+
+	swagger := getSwagger(t)
+
+	checkSwaggerPathResponse(t, swagger.Paths.Paths, "/user", http.StatusUnauthorized, "#/responses/unauthorized")
+	checkSwaggerRouteResponse(t, swagger.Paths.Paths, "/user/", http.StatusUnauthorized, "#/responses/unauthorized")
+}
+
+func TestSwaggerUsersRoute(t *testing.T) {
+	defer tests.PrepareTestEnv(t)()
+
+	swagger := getSwagger(t)
+
+	checkSwaggerRouteResponse(t, swagger.Paths.Paths, "/users/{username}", http.StatusNotFound, "#/responses/notFound")
+}