1 files changed, 57 insertions, 0 deletions
diff --git a/testing/web-platform/tests/websockets/cookies/support/websocket-cookies-helper.sub.js b/testing/web-platform/tests/websockets/cookies/support/websocket-cookies-helper.sub.js
new file mode 100644
index 0000000000..a7fae2551e
--- /dev/null
+++ b/testing/web-platform/tests/websockets/cookies/support/websocket-cookies-helper.sub.js
@@ -0,0 +1,57 @@
+// Set up global variables.
+(_ => {
+  var HOST = '{{host}}';
+  var CROSS_ORIGIN_HOST = '{{hosts[alt][]}}';
+  var WSS_PORT = ':{{ports[wss][0]}}';
+  var HTTPS_PORT = ':{{ports[https][0]}}';
+
+  window.WSS_ORIGIN = 'wss://' + HOST + WSS_PORT;
+  window.WSS_CROSS_SITE_ORIGIN = 'wss://' + CROSS_ORIGIN_HOST + WSS_PORT;
+  window.HTTPS_ORIGIN = 'https://' + HOST + HTTPS_PORT;
+  window.HTTPS_CROSS_SITE_ORIGIN = 'https://' + CROSS_ORIGIN_HOST + HTTPS_PORT;
+})();
+
+// Sets a cookie with each SameSite option.
+function setSameSiteCookies(origin, value) {
+  return new Promise(resolve => {
+    const ws = new WebSocket(origin + '/set-cookies-samesite?value=' + value);
+    ws.onopen = () => {
+      ws.close();
+    };
+    ws.onclose = resolve;
+  });
+}
+
+// Clears cookies set by setSameSiteCookies().
+function clearSameSiteCookies(origin) {
+  return new Promise(resolve => {
+    const ws = new WebSocket(origin + '/set-cookies-samesite?clear');
+    ws.onopen = () => ws.close();
+    ws.onclose = resolve;
+  });
+}
+
+// Gets value of Cookie header sent in request.
+function connectAndGetRequestCookiesFrom(origin) {
+  return new Promise((resolve, reject) => {
+      var ws = new WebSocket(origin + '/echo-cookie');
+      ws.onmessage = evt => {
+          var cookies = evt.data
+          resolve(cookies);
+          ws.onerror = undefined;
+          ws.onclose = undefined;
+      };
+      ws.onerror = () => reject('Unexpected error event');
+      ws.onclose = evt => reject('Unexpected close event: ' + JSON.stringify(evt));
+  });
+}
+
+// Assert that a given cookie is or is not present in the string |cookies|.
+function assertCookie(cookies, name, value, present) {
+  var assertion = present ? assert_true : assert_false;
+  var description = name + '=' + value + ' cookie is' +
+                    (present ? ' ' : ' not ') + 'present.';
+  var re = new RegExp('(?:^|; )' + name + '=' + value + '(?:$|;)');
+  assertion(re.test(cookies), description);
+}
+