1 files changed, 70 insertions, 0 deletions
diff --git a/routers/common/middleware_test.go b/routers/common/middleware_test.go
new file mode 100644
index 000000000..f16b9374e
--- /dev/null
+++ b/routers/common/middleware_test.go
@@ -0,0 +1,70 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+package common
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestStripSlashesMiddleware(t *testing.T) {
+	type test struct {
+		name         string
+		expectedPath string
+		inputPath    string
+	}
+
+	tests := []test{
+		{
+			name:         "path with multiple slashes",
+			inputPath:    "https://github.com///go-gitea//gitea.git",
+			expectedPath: "/go-gitea/gitea.git",
+		},
+		{
+			name:         "path with no slashes",
+			inputPath:    "https://github.com/go-gitea/gitea.git",
+			expectedPath: "/go-gitea/gitea.git",
+		},
+		{
+			name:         "path with slashes in the middle",
+			inputPath:    "https://git.data.coop//halfd/new-website.git",
+			expectedPath: "/halfd/new-website.git",
+		},
+		{
+			name:         "path with slashes in the middle",
+			inputPath:    "https://git.data.coop//halfd/new-website.git",
+			expectedPath: "/halfd/new-website.git",
+		},
+		{
+			name:         "path with slashes in the end",
+			inputPath:    "/user2//repo1/",
+			expectedPath: "/user2/repo1",
+		},
+		{
+			name:         "path with slashes and query params",
+			inputPath:    "/repo//migrate?service_type=3",
+			expectedPath: "/repo/migrate",
+		},
+		{
+			name:         "path with encoded slash",
+			inputPath:    "/user2/%2F%2Frepo1",
+			expectedPath: "/user2/%2F%2Frepo1",
+		},
+	}
+
+	for _, tt := range tests {
+		testMiddleware := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			assert.Equal(t, tt.expectedPath, r.URL.Path)
+		})
+
+		// pass the test middleware to validate the changes
+		handlerToTest := stripSlashesMiddleware(testMiddleware)
+		// create a mock request to use
+		req := httptest.NewRequest("GET", tt.inputPath, nil)
+		// call the handler using a mock response recorder
+		handlerToTest.ServeHTTP(httptest.NewRecorder(), req)
+	}
+}