1 files changed, 63 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/browsers/history/the-location-interface/location-protocol-setter-non-broken.html b/testing/web-platform/tests/html/browsers/history/the-location-interface/location-protocol-setter-non-broken.html
new file mode 100644
index 0000000000..585016eae9
--- /dev/null
+++ b/testing/web-platform/tests/html/browsers/history/the-location-interface/location-protocol-setter-non-broken.html
@@ -0,0 +1,63 @@
+<!doctype html>
+<title>Set location.protocol to a non-broken-non-functioning scheme</title>
+<!-- In particular, valid non-broken schemes that are nevertheless not going to work -->
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<div id=log></div>
+<script>
+self.onload = () => {
+  [
+    'x',
+    'data',
+    // 'mailto' opens an email client in Chrome and Firefox and then ends up passing anyway...
+    'file',
+    'ftp',
+    'http+x'
+  ].forEach((val) => {
+    async_test((t) => {
+      // HTTP URL <iframe>
+      const frame = document.createElement("iframe")
+      t.add_cleanup(() => frame.remove())
+      frame.src = "/common/blank.html"
+      frame.onload = t.step_func(() => {
+        frame.contentWindow.location.protocol = val
+        t.step_timeout(() => {
+          assert_equals(frame.contentWindow.location.protocol, location.protocol)
+          assert_equals(frame.contentWindow.location.host, location.host)
+          assert_equals(frame.contentWindow.location.port, location.port)
+          t.done()
+          // Matches the timeout from location-protocol-setter-non-broken-weird.html which suggests
+          // that 4 seconds is enough for a navigation to complete.
+        }, 4000)
+      })
+      document.body.appendChild(frame)
+    }, "Set HTTP URL frame location.protocol to " + val)
+
+    async_test((t) => {
+      // data URL <iframe>
+      const dataFrame = document.createElement("iframe")
+      t.add_cleanup(() => dataFrame.remove())
+      const channel = new MessageChannel()
+      dataFrame.src = `data:text/html,<script>
+onmessage = (e) => {
+  let result = false;
+  try {
+    location.protocol = e.data
+  } catch(e) {
+    result = true
+  }
+  setTimeout(() => e.ports[0].postMessage([result, location.protocol]), 4000)
+}
+<\/script>`
+      dataFrame.onload = t.step_func(() => {
+        dataFrame.contentWindow.postMessage(val, "*", [channel.port2])
+      })
+      channel.port1.onmessage = t.step_func_done((e) => {
+        assert_false(e.data[0])
+        assert_equals(e.data[1], "data:")
+      })
+      document.body.appendChild(dataFrame)
+    }, "Set data URL frame location.protocol to " + val)
+  })
+}
+</script>