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function test() {
waitForExplicitFinish();
loadAndWait("data:text/plain,1", function () {
loadAndWait("data:text/plain,2", function () {
loadAndWait("data:text/plain,3", runTests);
});
});
}
function runTests() {
duplicate(0, "maintained the original index", function () {
gBrowser.removeCurrentTab();
duplicate(-1, "went back", function () {
duplicate(1, "went forward", function () {
gBrowser.removeCurrentTab();
gBrowser.removeCurrentTab();
gBrowser.addTab();
gBrowser.removeCurrentTab();
finish();
});
});
});
}
function duplicate(delta, msg, cb) {
var start = gBrowser.sessionHistory.index;
duplicateTabIn(gBrowser.selectedTab, "tab", delta);
let tab = gBrowser.selectedTab;
tab.addEventListener("SSTabRestored", function tabRestoredListener() {
tab.removeEventListener("SSTabRestored", tabRestoredListener, false);
is(gBrowser.sessionHistory.index, start + delta, msg);
executeSoon(cb);
}, false);
}
function loadAndWait(url, cb) {
gBrowser.selectedBrowser.addEventListener("load", function () {
gBrowser.selectedBrowser.removeEventListener("load", arguments.callee, true);
executeSoon(cb);
}, true);
gBrowser.loadURI(url);
}
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