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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* These tests ensure that capturing a sites's thumbnail, saving it and
* retrieving it from the cache works, specifically for a parent process.
*/
add_task(async function thumbnails_capture() {
// Create a parent process tab with a red background.
// We do this by creating a parent process, then we update it to be a red page,
// before attempting to read the page colour.
await BrowserTestUtils.withNewTab(
{
gBrowser,
// about:robots seems to be an simple parent process url we can test against,
// but any parent process url would have worked, example, about:home or about:config
url: "about:robots",
},
async browser => {
// Because about:robots is not generally a predictable testable page,
// we update its background to something we can test against.
browser.contentDocument.body.innerHTML = "";
browser.contentDocument.body.style.backgroundColor = "#ff0000";
await captureAndCheckColor(255, 0, 0, "we have a red thumbnail");
}
);
});
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