| // This is called from the portal host which is running with the test harness. |
| // This creates a portal and communicates with our ad hoc test harness in the |
| // portal context which performs the history manipulation in the portal. We |
| // confirm that the history manipulation works as expected in the portal. |
| async function runTestInPortal(portalSrc, testName) { |
| let portal = document.createElement('portal'); |
| portal.src = portalSrc + '?testName=' + testName; |
| let result = await new Promise((resolve) => { |
| portal.onmessage = (e) => { |
| resolve(e.data); |
| }; |
| document.body.appendChild(portal); |
| }); |
| |
| assert_equals(result, 'Passed'); |
| } |
