diff --git a/infrastructure/metadata/infrastructure/testdriver/get_all_cookies.sub.https.html.ini b/infrastructure/metadata/infrastructure/testdriver/get_all_cookies.sub.https.html.ini
new file mode 100644
index 00000000000000..ede46b74c64027
--- /dev/null
+++ b/infrastructure/metadata/infrastructure/testdriver/get_all_cookies.sub.https.html.ini
@@ -0,0 +1,5 @@
+[get_all_cookies.sub.https.html]
+  [Get all HTTPS cookies]
+    expected:
+      # WPT CI uses a `firefox` version that doesn't support partitioned cookies
+      if product == "firefox" or product == "firefox_android": FAIL
diff --git a/infrastructure/metadata/infrastructure/testdriver/get_named_cookie.sub.https.html.ini b/infrastructure/metadata/infrastructure/testdriver/get_named_cookie.sub.https.html.ini
new file mode 100644
index 00000000000000..05352bf82a1347
--- /dev/null
+++ b/infrastructure/metadata/infrastructure/testdriver/get_named_cookie.sub.https.html.ini
@@ -0,0 +1,5 @@
+[get_named_cookie.sub.https.html]
+  [Get Named HTTPS cookie]
+    expected:
+      # WPT CI uses a `firefox` version that doesn't support partitioned cookies
+      if product == "firefox" or product == "firefox_android": FAIL
diff --git a/infrastructure/testdriver/get_all_cookies.sub.https.html b/infrastructure/testdriver/get_all_cookies.sub.https.html
index e94167133b3aa8..70a4ff773333db 100644
--- a/infrastructure/testdriver/get_all_cookies.sub.https.html
+++ b/infrastructure/testdriver/get_all_cookies.sub.https.html
@@ -17,8 +17,9 @@
   document.cookie = "test5=5; SameSite=Strict";
   document.cookie = "test6=6; SameSite=None; Secure";
   document.cookie = "test7=7; SameSite=Lax";
+  document.cookie = "test8=8; Secure; Partitioned; SameSite=None";
   const cookies = await test_driver.get_all_cookies();
-  assert_equals(cookies.length, 8);
+  assert_equals(cookies.length, 9);
   let cookieMap = new Map();
   for (const cookie of cookies) {
     cookieMap.set(cookie["name"], cookie);
@@ -108,5 +109,15 @@
   assert_equals(cookieMap.get("test7")["httpOnly"], false);
   assert_equals(cookieMap.get("test7")["expiry"], undefined);
   assert_equals(cookieMap.get("test7")["sameSite"], "Lax");
+
+  // test8 [Partitioned]
+  assert_equals(cookieMap.get("test8")["name"], "test8");
+  assert_equals(cookieMap.get("test8")["value"], "8");
+  assert_equals(cookieMap.get("test8")["path"], "/infrastructure/testdriver");
+  assert_equals(cookieMap.get("test8")["domain"], "{{host}}");
+  assert_equals(cookieMap.get("test8")["secure"], true);
+  assert_equals(cookieMap.get("test8")["httpOnly"], false);
+  assert_equals(cookieMap.get("test8")["expiry"], undefined);
+  assert_equals(cookieMap.get("test8")["sameSite"], "None");
 }, "Get all HTTPS cookies");
 </script>
diff --git a/infrastructure/testdriver/get_named_cookie.sub.https.html b/infrastructure/testdriver/get_named_cookie.sub.https.html
index 8e8f44338128b9..32b3bed459e8a2 100644
--- a/infrastructure/testdriver/get_named_cookie.sub.https.html
+++ b/infrastructure/testdriver/get_named_cookie.sub.https.html
@@ -17,6 +17,7 @@
   document.cookie = "test5=5; SameSite=Strict";
   document.cookie = "test6=6; SameSite=None; Secure";
   document.cookie = "test7=7; SameSite=Lax";
+  document.cookie = "test8=8; Secure; Partitioned; SameSite=None";
 
   // test0
   let cookie = await test_driver.get_named_cookie("test0");
@@ -110,5 +111,17 @@
   assert_equals(cookie["httpOnly"], false);
   assert_equals(cookie["expiry"], undefined);
   assert_equals(cookie["sameSite"], "Lax");
+
+  // test8 [Partitioned]
+  cookie = await test_driver.get_named_cookie("test8");
+  assert_equals(cookie["name"], "test8");
+  assert_equals(cookie["value"], "8");
+  assert_equals(cookie["path"], "/infrastructure/testdriver");
+  assert_equals(cookie["domain"], "{{host}}");
+  assert_equals(cookie["secure"], true);
+  assert_equals(cookie["httpOnly"], false);
+  assert_equals(cookie["expiry"], undefined);
+  assert_equals(cookie["sameSite"], "None");
+
 }, "Get Named HTTPS cookie");
 </script>