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firefox/devtools/client/netmonitor/test/browser_net_html-preview.js
Daniel Baumann 5e9a113729
Adding upstream version 140.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-25 09:37:52 +02:00

210 lines
6.5 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
/**
* Tests if different response content types are handled correctly.
*/
const httpServer = createTestHTTPServer();
httpServer.registerContentType("html", "text/html");
const BASE_URL = `http://localhost:${httpServer.identity.primaryPort}/`;
const REDIRECT_URL = BASE_URL + "redirect.html";
// In all content previewed as HTML we ensure using proper html, head and body in order to
// prevent having them added by the <browser> when loaded as a preview.
function addBaseHtmlElements(body) {
return `<html><head></head><body>${body}</body></html>`;
}
const TEST_PAGES = {
// This page asserts we can redirect to another URL, even if JS happen to be executed
redirect: addBaseHtmlElements(
`Fetch 1<script>window.parent.location.href = "${REDIRECT_URL}";</script>`
),
// #1 This page asserts that JS is disabled
js: addBaseHtmlElements(
`Fetch 2<script>document.write("JS activated")</script>`
),
// #2 This page asserts that links and forms are disabled
forms: addBaseHtmlElements(
`Fetch 3<a href="${REDIRECT_URL}">link</a> -- <form action="${REDIRECT_URL}"><input type="submit"></form>`
),
// #3 This page asserts responses with line breaks work
lineBreak: addBaseHtmlElements(`
<a href="#" id="link1">link1</a>
<a href="#" id="link2">link2</a>
`),
// #4 This page asserts that we apply inline styles
styles: addBaseHtmlElements(`<p style="color: red;">Hello World</p>`),
// #5 This page asserts that (multiple) Content-Security-Policy headers are applied
csp: addBaseHtmlElements(`
<base href="https://example.com/">
<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQIW2P4v5ThPwAG7wKklwQ/bwAAAABJRU5ErkJggg==">
<iframe src="/foo.html"></iframe>
`),
};
// Use fetch in order to prevent actually running this code in the test page
const TEST_HTML = addBaseHtmlElements(
`<div id="to-copy">HTML</div><script>` +
Object.keys(TEST_PAGES)
.map(name => `fetch("${BASE_URL}fetch-${name}.html");`)
.join("\n") +
`</script>`
);
const TEST_URL = BASE_URL + "doc-html-preview.html";
httpServer.registerPathHandler(
"/doc-html-preview.html",
(request, response) => {
response.setStatusLine(request.httpVersion, 200, "OK");
response.write(TEST_HTML);
}
);
for (const [name, content] of Object.entries(TEST_PAGES)) {
httpServer.registerPathHandler(`/fetch-${name}.html`, (request, response) => {
response.setStatusLine(request.httpVersion, 200, "OK");
if (name === "csp") {
// Duplicate un-merged headers
response.setHeaderNoCheck("Content-Security-Policy", "img-src 'none'");
response.setHeaderNoCheck("Content-Security-Policy", "base-uri 'self'");
}
response.write(content);
});
}
httpServer.registerPathHandler("/redirect.html", (request, response) => {
response.setStatusLine(request.httpVersion, 200, "OK");
response.write("Redirected!");
});
add_task(async function () {
// Enable async events so that clicks on preview iframe's links are correctly
// going through the parent process which is meant to cancel any mousedown.
await pushPref("test.events.async.enabled", true);
const { monitor } = await initNetMonitor(TEST_URL, { requestCount: 3 });
info("Starting test... ");
const { document, store, windowRequire } = monitor.panelWin;
const Actions = windowRequire("devtools/client/netmonitor/src/actions/index");
store.dispatch(Actions.batchEnable(false));
const onNetworkEvent = waitForNetworkEvents(
monitor,
1 + Object.keys(TEST_PAGES).length
);
await reloadBrowser();
await onNetworkEvent;
// The new lines are stripped when using outerHTML to retrieve HTML content of the preview iframe
await selectIndexAndWaitForHtmlView(0, "initial-page", TEST_HTML);
let index = 1;
for (const [name, content] of Object.entries(TEST_PAGES)) {
await selectIndexAndWaitForHtmlView(index, name, content);
index++;
}
await teardown(monitor);
async function selectIndexAndWaitForHtmlView(
index_,
name,
expectedHtmlPreview
) {
info(`Select the request "${name}" #${index_}`);
const onResponseContent = monitor.panelWin.api.once(
TEST_EVENTS.RECEIVED_RESPONSE_CONTENT
);
store.dispatch(Actions.selectRequestByIndex(index_));
document.querySelector("#response-tab").click();
const [browser] = await waitForDOM(
document,
"#response-panel .html-preview browser"
);
await BrowserTestUtils.browserLoaded(browser);
info("Wait for response content to be loaded");
await onResponseContent;
is(
browser.browsingContext.currentWindowGlobal.isInProcess,
false,
"The preview is loaded in a content process"
);
await SpecialPowers.spawn(
browser.browsingContext,
[expectedHtmlPreview],
async function (expectedHtml) {
is(
content.document.documentElement.outerHTML,
expectedHtml,
"The text shown in the browser is incorrect for the html request."
);
}
);
if (name === "style") {
await SpecialPowers.spawn(browser.browsingContext, [], async function () {
const p = content.document.querySelector("p");
const computed = content.window.getComputedStyle(p);
is(
computed.getPropertyValue("color"),
"rgb(255, 0, 0)",
"The inline style was not applied"
);
});
}
if (name == "csp") {
await SpecialPowers.spawn(browser.browsingContext, [], async function () {
is(
content.document.querySelector("img").complete,
false,
"img was blocked"
);
is(
content.document.querySelector("iframe").src,
"/foo.html",
"URL of iframe was not changed by <base>"
);
});
}
// Only assert copy to clipboard on the first test page
if (name == "initial-page") {
await waitForClipboardPromise(async function () {
await SpecialPowers.spawn(
browser.browsingContext,
[],
async function () {
const elt = content.document.getElementById("to-copy");
EventUtils.synthesizeMouseAtCenter(elt, { clickCount: 2 }, content);
await new Promise(r =>
elt.addEventListener("dblclick", r, { once: true })
);
EventUtils.synthesizeKey("c", { accelKey: true }, content);
}
);
}, "HTML");
}
}
});