Fix url validation in webhook add/edit API (#34492)

routers/api/v1/utils/hook_test.go

@@ -0,0 +1,82 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package utils
+
+import (
+	"net/http"
+	"testing"
+
+	"code.gitea.io/gitea/models/unittest"
+	"code.gitea.io/gitea/modules/structs"
+	"code.gitea.io/gitea/services/contexttest"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestTestHookValidation(t *testing.T) {
+	unittest.PrepareTestEnv(t)
+
+	t.Run("Test Validation", func(t *testing.T) {
+		ctx, _ := contexttest.MockAPIContext(t, "user2/repo1/hooks")
+		contexttest.LoadRepo(t, ctx, 1)
+		contexttest.LoadRepoCommit(t, ctx)
+		contexttest.LoadUser(t, ctx, 2)
+
+		checkCreateHookOption(ctx, &structs.CreateHookOption{
+			Type: "gitea",
+			Config: map[string]string{
+				"content_type": "json",
+				"url":          "https://example.com/webhook",
+			},
+		})
+		assert.Equal(t, 0, ctx.Resp.WrittenStatus()) // not written yet
+	})
+
+	t.Run("Test Validation with invalid URL", func(t *testing.T) {
+		ctx, _ := contexttest.MockAPIContext(t, "user2/repo1/hooks")
+		contexttest.LoadRepo(t, ctx, 1)
+		contexttest.LoadRepoCommit(t, ctx)
+		contexttest.LoadUser(t, ctx, 2)
+
+		checkCreateHookOption(ctx, &structs.CreateHookOption{
+			Type: "gitea",
+			Config: map[string]string{
+				"content_type": "json",
+				"url":          "example.com/webhook",
+			},
+		})
+		assert.Equal(t, http.StatusUnprocessableEntity, ctx.Resp.WrittenStatus())
+	})
+
+	t.Run("Test Validation with invalid webhook type", func(t *testing.T) {
+		ctx, _ := contexttest.MockAPIContext(t, "user2/repo1/hooks")
+		contexttest.LoadRepo(t, ctx, 1)
+		contexttest.LoadRepoCommit(t, ctx)
+		contexttest.LoadUser(t, ctx, 2)
+
+		checkCreateHookOption(ctx, &structs.CreateHookOption{
+			Type: "unknown",
+			Config: map[string]string{
+				"content_type": "json",
+				"url":          "example.com/webhook",
+			},
+		})
+		assert.Equal(t, http.StatusUnprocessableEntity, ctx.Resp.WrittenStatus())
+	})
+
+	t.Run("Test Validation with empty content type", func(t *testing.T) {
+		ctx, _ := contexttest.MockAPIContext(t, "user2/repo1/hooks")
+		contexttest.LoadRepo(t, ctx, 1)
+		contexttest.LoadRepoCommit(t, ctx)
+		contexttest.LoadUser(t, ctx, 2)
+
+		checkCreateHookOption(ctx, &structs.CreateHookOption{
+			Type: "unknown",
+			Config: map[string]string{
+				"url": "https://example.com/webhook",
+			},
+		})
+		assert.Equal(t, http.StatusUnprocessableEntity, ctx.Resp.WrittenStatus())
+	})
+}