// Test that the docShell UA emulation works
async function contentTaskNoOverride() {
let docshell = docShell;
is(
docshell.browsingContext.customUserAgent, "", "There should initially be no customUserAgent"
);
}
async function contentTaskOverride() {
let docshell = docShell;
is(
docshell.browsingContext.customUserAgent, "foo", "The user agent should be changed to foo"
);
is(
content.navigator.userAgent, "foo", "The user agent should be changed to foo"
);
let frameWin = content.document.querySelector("#test-iframe").contentWindow;
is(
frameWin.navigator.userAgent, "foo", "The UA should be passed on to frames."
);
let newFrame = content.document.createElement("iframe");
content.document.body.appendChild(newFrame);
let newFrameWin = newFrame.contentWindow;
is(
newFrameWin.navigator.userAgent, "foo", "Newly created frames should use the new UA"
);