gecko/browser/devtools/debugger/test/browser_dbg_optimized-out-vars.js

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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test that optimized out variables aren't present in the variables view.
function test() {
Task.spawn(function* () {
const TAB_URL = EXAMPLE_URL + "doc_closure-optimized-out.html";
let panel, debuggee, gDebugger, sources;
let [, debuggee, panel] = yield initDebugger(TAB_URL);
gDebugger = panel.panelWin;
sources = gDebugger.DebuggerView.Sources;
yield waitForSourceShown(panel, ".html");
yield panel.addBreakpoint({ url: sources.values[0], line: 18 });
yield ensureThreadClientState(panel, "resumed");
// Spin the event loop before causing the debuggee to pause, to allow
// this function to return first.
executeSoon(() => {
EventUtils.sendMouseEvent({ type: "click" },
debuggee.document.querySelector("button"),
debuggee);
});
yield waitForDebuggerEvents(panel, gDebugger.EVENTS.FETCHED_SCOPES);
let gVars = gDebugger.DebuggerView.Variables;
let outerScope = gVars.getScopeAtIndex(1);
outerScope.expand();
let upvarVar = outerScope.get("upvar");
ok(!upvarVar, "upvar was optimized out.");
if (upvarVar) {
ok(false, "upvar = " + upvarVar.target.querySelector(".value").getAttribute("value"));
}
let argVar = outerScope.get("arg");
is(argVar.target.querySelector(".name").getAttribute("value"), "arg",
"Should have the right property name for |arg|.");
is(argVar.target.querySelector(".value").getAttribute("value"), 42,
"Should have the right property value for |arg|.");
yield resumeDebuggerThenCloseAndFinish(panel);
}).then(null, aError => {
ok(false, "Got an error: " + aError.message + "\n" + aError.stack);
});
}