Bug 1832781 [wpt PR 39978] - Test base URL with multiple globals for …

…WebSocket, a=testonly Automatic update from web-platform-tests Test base URL with multiple globals for WebSocket See whatwg/websockets#45 -- wpt-commits: 9d415b811587ee14cd3d06a477ca98e26cb04929 wpt-pr: 39978
erichdongubler-mozilla · May 21, 2023 · 3b04de1 · 3b04de1
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diff --git a/testing/web-platform/tests/websockets/multi-globals/url-parsing/current/current.html b/testing/web-platform/tests/websockets/multi-globals/url-parsing/current/current.html
@@ -0,0 +1,2 @@
+<!DOCTYPE html>
+<title>Current page used as a test helper</title>
diff --git a/testing/web-platform/tests/websockets/multi-globals/url-parsing/incumbent/incumbent.html b/testing/web-platform/tests/websockets/multi-globals/url-parsing/incumbent/incumbent.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<title>Incumbent page used as a test helper</title>
+
+<iframe src="../current/current.html" id="current"></iframe>
+
+<script>
+  const current = document.querySelector("#current").contentWindow;
+
+  window.hello = () => {
+    window.ws = new current.WebSocket('foo');
+    ws.close();
+  };
+</script>
diff --git a/testing/web-platform/tests/websockets/multi-globals/url-parsing/url-parsing.html b/testing/web-platform/tests/websockets/multi-globals/url-parsing/url-parsing.html
@@ -0,0 +1,22 @@
+<!DOCTYPE html>
+<title>Multiple globals for base URL in WebSocket constructor</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<!-- This is the entry global -->
+
+<iframe src="incumbent/incumbent.html"></iframe>
+
+<script>
+async_test((t) => {
+  onload = t.step_func_done(() => {
+    frames[0].hello();
+    // Inside constructors, "this's relevant settings object" === "current settings object",
+    // because of how "this" is constructed.
+    // https://github.com/whatwg/websockets/issues/46
+    const expectedUrl = new URL('current/foo', location.href);
+    expectedUrl.protocol = 'ws:';
+    assert_equals(frames[0].ws.url, expectedUrl.href);
+  });
+});
+</script>