firefox-main/devtools/client/netmonitor/test/browser_net_error-boundary-01.js (file symbol)

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Test Info: Warnings

/* Any copyright is dedicated to the Public Domain.
"use strict";
/**
* Test that top-level net monitor error boundary catches child errors.
*/
add_task(async function () {
Services.fog.testResetFOG();
await pushPref("devtools.netmonitor.persistlog", true);
const { monitor } = await initNetMonitor(SIMPLE_URL, {
requestCount: 1,
});
const { store, windowRequire, document } = monitor.panelWin;
const Actions = windowRequire("devtools/client/netmonitor/src/actions/index");
store.dispatch(Actions.batchEnable(false));
// Intentionally damage the store to cause a child component error
const state = store.getState();
// Do NOT nullify state.ui as it is used by the App.js component which is not
// wrapped in the AppErrorBoundary component.
// Do NOT nullify state.requests as it will just bypass rendering the requests
// list.
// requestBlocking should make the RequestListContent.js component throw when
// rendering the new request sent right after.
// In general, this test is very much linked to the specific implementation of
// the components and might break if said implementation changes.
state.requestBlocking = null;
await SpecialPowers.spawn(gBrowser.selectedBrowser, [SIMPLE_URL], url => {
content.fetch(url);
});
const errorPanel = await waitFor(
() => document.querySelector(".app-error-panel"),
"Wait for the error panel to be displayed"
);
ok(errorPanel, "Error panel is displayed");
const events = Glean.devtoolsMain.toolboxComponentError.testGetValue();
is(
events.length,
1,
"One devtoolsMain.toolboxComponentError event was collected"
);
is(
events[0].extra.error_name,
"TypeError",
"toolboxComponentError event has the expected error name"
);
ok(
events[0].extra.stack.includes("resource://devtools/client/netmonitor/src"),
"toolboxComponentError event has the expected stack"
);
ok(
events[0].extra.component_stack.includes("in AppErrorBoundary"),
"toolboxComponentError event has the expected component stack"
);
return teardown(monitor);
});