gecko-dev/dom/base/test/plugin.js

37 строки
1.2 KiB
JavaScript

// Copied from /dom/plugins/test/mochitest/utils.js
function getTestPlugin(pluginName) {
var ph = SpecialPowers.Cc["@mozilla.org/plugin/host;1"].getService(
SpecialPowers.Ci.nsIPluginHost
);
var tags = ph.getPluginTags();
var name = pluginName || "Test Plug-in";
for (var tag of tags) {
if (tag.name == name) {
return tag;
}
}
ok(false, "Could not find plugin tag with plugin name '" + name + "'");
return null;
}
// Copied from /dom/plugins/test/mochitest/utils.js
async function setTestPluginEnabledState(newEnabledState, pluginName) {
var oldEnabledState = await SpecialPowers.setTestPluginEnabledState(
newEnabledState,
pluginName
);
if (!oldEnabledState) {
return;
}
var plugin = getTestPlugin(pluginName);
// Run a nested event loop to wait for the preference change to
// propagate to the child. Yuck!
SpecialPowers.Services.tm.spinEventLoopUntil(() => {
return plugin.enabledState == newEnabledState;
});
SimpleTest.registerCleanupFunction(function() {
return SpecialPowers.setTestPluginEnabledState(oldEnabledState, pluginName);
});
}
setTestPluginEnabledState(SpecialPowers.Ci.nsIPluginTag.STATE_ENABLED);