1 files changed, 51 insertions, 0 deletions
diff --git a/testing/web-platform/tests/fetch/api/redirect/redirect-count.any.js b/testing/web-platform/tests/fetch/api/redirect/redirect-count.any.js
new file mode 100644
index 0000000000..420f9c0dfc
--- /dev/null
+++ b/testing/web-platform/tests/fetch/api/redirect/redirect-count.any.js
@@ -0,0 +1,51 @@
+// META: global=window,worker
+// META: script=../resources/utils.js
+// META: script=/common/utils.js
+// META: timeout=long
+
+/**
+ * Fetches a target that returns response with HTTP status code `statusCode` to
+ * redirect `maxCount` times.
+ */
+function redirectCountTest(maxCount, {statusCode, shouldPass = true} = {}) {
+  const desc = `Redirect ${statusCode} ${maxCount} times`;
+
+  const fromUrl = `${RESOURCES_DIR}redirect.py`;
+  const toUrl = fromUrl;
+  const token1 = token();
+  const url = `${fromUrl}?token=${token1}` +
+      `&max_age=0` +
+      `&redirect_status=${statusCode}` +
+      `&max_count=${maxCount}` +
+      `&location=${encodeURIComponent(toUrl)}`;
+
+  const requestInit = {'redirect': 'follow'};
+
+  promise_test((test) => {
+    return fetch(`${RESOURCES_DIR}clean-stash.py?token=${token1}`)
+        .then((resp) => {
+          assert_equals(
+              resp.status, 200, 'Clean stash response\'s status is 200');
+
+          if (!shouldPass)
+            return promise_rejects_js(test, TypeError, fetch(url, requestInit));
+
+          return fetch(url, requestInit)
+              .then((resp) => {
+                assert_equals(resp.status, 200, 'Response\'s status is 200');
+                return resp.text();
+              })
+              .then((body) => {
+                assert_equals(
+                    body, maxCount.toString(), `Redirected ${maxCount} times`);
+              });
+        });
+  }, desc);
+}
+
+for (const statusCode of [301, 302, 303, 307, 308]) {
+  redirectCountTest(20, {statusCode});
+  redirectCountTest(21, {statusCode, shouldPass: false});
+}
+
+done();