validate live API response contracts

tests/live-runtime-probe.mjs

@@ -8,15 +8,22 @@ const timeoutMs = 15_000;
 const requiredHeaders = ['x-content-type-options', 'referrer-policy', 'permissions-policy'];
 const checks = {};
 
-async function probe(path) {
+async function probe(path, successField = null) {
   const controller = new AbortController();
   const timer = setTimeout(() => controller.abort(), timeoutMs);
   try {
     const response = await fetch(base + path, { signal: controller.signal, redirect: 'manual' });
-    return {
+    const result = {
       status: response.status,
+      contentType: response.headers.get('content-type'),
       headers: Object.fromEntries(requiredHeaders.map(name => [name, response.headers.get(name)])),
     };
+    if (successField) {
+      const raw = await response.text();
+      try { result.json = JSON.parse(raw); } catch { result.jsonError = 'JSON yanıtı ayrıştırılamadı.'; }
+      result.apiSuccess = result.json?.[successField] === true;
+    }
+    return result;
   } catch (error) {
     return { error: error.name === 'AbortError' ? `timeout after ${timeoutMs}ms` : error.message };
   } finally {
@@ -25,15 +32,15 @@ async function probe(path) {
 }
 
 checks.home = await probe('/');
-checks.health = await probe('/api/health');
-checks.ready = await probe('/api/ready');
-const missingHeaders = requiredHeaders.filter(name => checks.home?.headers?.[name] == null || checks.health?.headers?.[name] == null);
+checks.health = await probe('/api/health', 'ok');
+checks.ready = await probe('/api/ready', 'success');
+const missingHeaders = requiredHeaders.filter(name => [checks.home, checks.health, checks.ready].some(check => check?.headers?.[name] == null));
 const report = {
   base,
   readOnly: true,
   checkedAt: new Date().toISOString(),
   checks,
-  pass: checks.home?.status === 200 && checks.health?.status === 200 && checks.ready?.status === 200 && missingHeaders.length === 0,
+  pass: checks.home?.status === 200 && checks.health?.status === 200 && checks.health.apiSuccess === true && checks.ready?.status === 200 && checks.ready.apiSuccess === true && missingHeaders.length === 0,
   missingHeaders,
 };