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var gTestRoot = getRootDirectory(gTestPath).replace(
"chrome://mochitests/content/",
"http://127.0.0.1:8888/"
);
function waitForPluginVisibility(browser, shouldBeVisible, errorMessage) {
return new Promise((resolve, reject) => {
let windowUtils = window.windowUtils;
let lastTransactionId = windowUtils.lastTransactionId;
let listener = async event => {
let visibility = await SpecialPowers.spawn(browser, [], async function() {
let doc = content.document;
let plugin = doc.getElementById("testplugin");
return XPCNativeWrapper.unwrap(plugin).nativeWidgetIsVisible();
});
if (visibility == shouldBeVisible) {
window.removeEventListener("MozAfterPaint", listener);
resolve();
} else if (event && event.transactionId > lastTransactionId) {
// We want to allow for one failed check since we call listener
// directly, but if we get a MozAfterPaint notification and we
// still don't have the correct visibility, that's likely a
// problem.
reject(new Error("MozAfterPaint had a mismatched plugin visibility"));
}
};
window.addEventListener("MozAfterPaint", listener);
listener(null);
});
}
// tests that we get plugin updates when we flip between tabs that
// have the same plugin in the same position in the page.
add_task(async function() {
let result, tabSwitchedPromise;
setTestPluginEnabledState(Ci.nsIPluginTag.STATE_ENABLED, "Test Plug-in");
let testTab = gBrowser.selectedTab;
let pluginTab1 = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
gTestRoot + "plugin_test.html"
);
let pluginTab2 = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
gTestRoot + "plugin_test.html"
);
result = await SpecialPowers.spawn(
pluginTab1.linkedBrowser,
[],
async function() {
let doc = content.document;
let plugin = doc.getElementById("testplugin");
return !!plugin;
}
);
is(result, true, "plugin1 is loaded");
result = await SpecialPowers.spawn(
pluginTab2.linkedBrowser,
[],
async function() {
let doc = content.document;
let plugin = doc.getElementById("testplugin");
return !!plugin;
}
);
is(result, true, "plugin2 is loaded");
// plugin tab 2 should be selected
is(gBrowser.selectedTab == pluginTab2, true, "plugin2 is selected");
await waitForPluginVisibility(
pluginTab1.linkedBrowser,
false,
"plugin1 should be hidden"
);
await waitForPluginVisibility(
pluginTab2.linkedBrowser,
true,
"plugin2 should be visible"
);
// select plugin1 tab
tabSwitchedPromise = waitTabSwitched();
gBrowser.selectedTab = pluginTab1;
await tabSwitchedPromise;
await waitForPluginVisibility(
pluginTab1.linkedBrowser,
true,
"plugin1 should be visible"
);
await waitForPluginVisibility(
pluginTab2.linkedBrowser,
false,
"plugin2 should be hidden"
);
// select plugin2 tab
tabSwitchedPromise = waitTabSwitched();
gBrowser.selectedTab = pluginTab2;
await tabSwitchedPromise;
await waitForPluginVisibility(
pluginTab1.linkedBrowser,
false,
"plugin1 should be hidden"
);
await waitForPluginVisibility(
pluginTab2.linkedBrowser,
true,
"plugin2 should be visible"
);
// select test tab
tabSwitchedPromise = waitTabSwitched();
gBrowser.selectedTab = testTab;
await tabSwitchedPromise;
await waitForPluginVisibility(
pluginTab1.linkedBrowser,
false,
"plugin1 should be hidden"
);
await waitForPluginVisibility(
pluginTab2.linkedBrowser,
false,
"plugin2 should be hidden"
);
gBrowser.removeTab(pluginTab1);
gBrowser.removeTab(pluginTab2);
});
|
