| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8" /> |
| <title>WebShare Test: is disabled by permissions policy cross-origin</title> |
| <link |
| rel="help" |
| href="https://w3c.github.io/web-share/#permissions-policy" |
| /> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| </head> |
| <body></body> |
| <script defer> |
| function waitForMessage(message) { |
| return new Promise((resolve) => { |
| window.addEventListener("message", function listener(event) { |
| if (event.data.action !== message) return; |
| window.removeEventListener("message", listener); |
| resolve(event.data); |
| }); |
| }); |
| } |
| |
| async function loadCrossOriginFrame() { |
| const iframe = document.createElement("iframe"); |
| iframe.src = |
| "https://{{hosts[][www]}}:{{ports[https][0]}}/web-share/resources/post-message.html"; |
| document.body.appendChild(iframe); |
| await waitForMessage("loaded"); |
| return iframe; |
| } |
| |
| function makeCleanup(iframe) { |
| return () => { |
| iframe.remove(); |
| }; |
| } |
| |
| const shareData = { |
| title: "WebShare Test", |
| text: "This is a test of the Web Share API", |
| url: "https://example.com/", |
| }; |
| |
| promise_test(async (t) => { |
| const iframe = await loadCrossOriginFrame(); |
| t.add_cleanup(makeCleanup(iframe)); |
| const iframeWindow = iframe.contentWindow; |
| iframeWindow.postMessage({ action: "share", data: shareData }, "*"); |
| const data = await waitForMessage("share"); |
| assert_equals(data.result, "error"); |
| assert_equals(data.error, "NotAllowedError"); |
| }, "share() is disabled by permissions policy cross-origin"); |
| |
| promise_test(async (t) => { |
| const iframe = await loadCrossOriginFrame(); |
| t.add_cleanup(makeCleanup(iframe)); |
| const iframeWindow = iframe.contentWindow; |
| iframeWindow.postMessage({ action: "canShare", data: shareData }, "*"); |
| const data = await waitForMessage("canShare"); |
| assert_equals(data.result, false, "Expected false, as it can't share."); |
| }, "canShare() returns false when not allowed by permissions policy cross-origin"); |
| |
| promise_test(async (t) => { |
| const iframe = await loadCrossOriginFrame(); |
| t.add_cleanup(makeCleanup(iframe)); |
| iframe.contentWindow.postMessage( |
| { action: "canShare", data: shareData }, |
| "*" |
| ); |
| const data = await waitForMessage("canShare"); |
| assert_equals(data.result, true, "Expected true, is it can now share."); |
| }, "canShare() returns false when not allowed by permissions policy cross-origin with empty data"); |
| </script> |
| </html> |
