test: add local server tests for preferGET option (#159)

azu · claude · web-flow · commit 198c52c31fc6 · 2025-08-16T13:42:00.000+09:00
- Add /preferGET endpoint to test server that requires GET method - Add test cases for preferGET option using local server - Replace external service dependency with local test server 🤖 Generated with [Claude Code](https://claude.ai/code) Co-authored-by: Claude <noreply@anthropic.com>
diff --git a/test/no-dead-link.ts b/test/no-dead-link.ts
@@ -95,19 +95,19 @@ tester.run("no-dead-link", rule, {
         {
             inputPath: path.join(__dirname, "fixtures/a.md")
         },
-        // SKIP: External service tests (npmjs.com)
-        // {
-        //     text: "should success with GET method: [npm results for textlint](https://www.npmjs.com/search?q=textlint)",
-        //     options: {
-        //         preferGET: ["https://www.npmjs.com"]
-        //     }
-        // },
-        // {
-        //     text: "should success with GET method whether the option is specific URL: [npm results for textlint](https://www.npmjs.com/search?q=textlint)",
-        //     options: {
-        //         preferGET: ["https://www.npmjs.com/search?q=textlint-rule"]
-        //     }
-        // },
+        // Test preferGET option with local server
+        {
+            text: `should success with GET method: [preferGET endpoint](${TEST_SERVER_URL}/preferGET)`,
+            options: {
+                preferGET: [TEST_SERVER_URL]
+            }
+        },
+        {
+            text: `should success with GET method when the option is specific URL: [preferGET endpoint](${TEST_SERVER_URL}/preferGET)`,
+            options: {
+                preferGET: [`${TEST_SERVER_URL}/preferGET`]
+            }
+        },
         // Test that redirect is not reported when ignoreRedirects is true
         {
             text: `should not report redirect when ignoreRedirects is true: ${TEST_SERVER_URL}/301`,
diff --git a/test/test-server.ts b/test/test-server.ts
@@ -91,6 +91,23 @@ export async function startTestServer(options: TestServerOptions = {}): Promise<
                 }, 10000); // 10 seconds delay
                 break;
 
+            case "/preferGET":
+                // Endpoint that only works with GET method
+                // Used to test preferGET option
+                if (req.method === "HEAD") {
+                    // HEAD request returns 405 Method Not Allowed
+                    res.writeHead(405, { "Content-Type": "text/plain" });
+                    res.end();
+                } else if (req.method === "GET") {
+                    // GET request returns 200 OK
+                    res.writeHead(200, { "Content-Type": "text/html" });
+                    res.end("<html><body>This endpoint requires GET method</body></html>");
+                } else {
+                    res.writeHead(405, { "Content-Type": "text/plain" });
+                    res.end("Method Not Allowed");
+                }
+                break;
+
             default:
                 // Default to 200 OK for any other path
                 res.writeHead(200, { "Content-Type": "text/plain" });
