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Diffstat (limited to 'testing/web-platform/tests/speculation-rules/prerender/resources/session-history-test-util.js')
-rw-r--r-- | testing/web-platform/tests/speculation-rules/prerender/resources/session-history-test-util.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/testing/web-platform/tests/speculation-rules/prerender/resources/session-history-test-util.js b/testing/web-platform/tests/speculation-rules/prerender/resources/session-history-test-util.js new file mode 100644 index 0000000000..c1ca36dc2f --- /dev/null +++ b/testing/web-platform/tests/speculation-rules/prerender/resources/session-history-test-util.js @@ -0,0 +1,40 @@ +// Note: Following utility functions are expected to be used from +// session-history-* test files. + +async function waitChannelMessage(testName, uid) { + const result = new Promise((resolve) => { + const testChannel = new PrerenderChannel(testName, uid); + testChannel.addEventListener( + "message", + (e) => { + testChannel.close(); + resolve(e.data); + }, + { once: true }, + ); + }); + return result; +} + +async function runTestInPrerender(testName, uid) { + const result = waitChannelMessage(`test-channel-${testName}`, uid); + + // Run test in a new window for test isolation. + const prerender = "session-history-prerender.https.html"; + window.open( + `./resources/session-history-initiator.https.html?prerender=${prerender}&testName=${testName}&uid=${uid}`, + "_blank", + "noopener", + ); + return result; +} + +// This will activate the prerendered context created in runTestInPrerender +// and then run the post-activation variation of `testName`. +async function runTestInActivatedPage(testName, uid) { + const testChannel = new PrerenderChannel(`test-channel-${testName}`, uid); + testChannel.postMessage("activate"); + testChannel.close(); + + return waitChannelMessage(`test-channel-${testName}`, uid); +} |