firefox-main/devtools/client/netmonitor/test/browser_net_header-longstring.js (file symbol)

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/* Any copyright is dedicated to the Public Domain.
"use strict";
/**
* Tests that a request header with a long string value is correctly displayed
* in the headers panel.
*/
add_task(async function () {
const {
DevToolsServer,
} = require("resource://devtools/server/devtools-server.js");
const { tab, monitor } = await initNetMonitor(SIMPLE_URL, {
requestCount: 1,
});
info("Starting test...");
const { document, store, windowRequire } = monitor.panelWin;
const Actions = windowRequire("devtools/client/netmonitor/src/actions/index");
store.dispatch(Actions.batchEnable(false));
const largeHeaderValue = "a".repeat(DevToolsServer.LONG_STRING_LENGTH + 1);
const waitRequest = waitForNetworkEvents(monitor, 1);
await SpecialPowers.spawn(
tab.linkedBrowser,
[SIMPLE_SJS, largeHeaderValue],
async function (url, headerValue) {
await content.fetch(url, {
method: "GET",
headers: { "x-large-header": headerValue },
});
}
);
await waitRequest;
const requests = document.querySelectorAll(".request-list-item");
is(requests.length, 1, "There should be one request");
EventUtils.sendMouseEvent({ type: "mousedown" }, requests[0]);
await waitFor(
() =>
document.querySelectorAll("#headers-panel .accordion-item").length >= 2,
"Wait for headers panel to be ready"
);
const tabpanel = document.querySelector("#headers-panel");
const headers = tabpanel.querySelectorAll(
".accordion-item .properties-view"
)[1];
const headerLabels = [...headers.querySelectorAll("tbody .treeLabel")];
const headerValues = headers.querySelectorAll("tbody .objectBox");
const index = headerLabels.findIndex(
label => label.textContent.trim() === "x-large-header"
);
Assert.notEqual(index, -1, "x-large-header should be present");
ok(
/^a+…a+$/.test(headerValues[index].textContent),
"The x-large-header value should be displayed correctly"
);
await teardown(monitor);
});