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<!DOCTYPE html>
<html>
<head>
<title>Test content script matching a data: URI</title>
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script src="chrome://mochikit/content/tests/SimpleTest/ExtensionTestUtils.js"></script>
<script src="head.js"></script>
<link rel="stylesheet" href="chrome://mochikit/contents/tests/SimpleTest/test.css"/>
</head>
<body>
<script>
"use strict";
add_task(async function test_contentscript_data_uri() {
const target = ExtensionTestUtils.loadExtension({
files: {
"page.html": `<!DOCTYPE html>
<meta charset="utf-8">
<iframe id="inherited" src="data:text/html;charset=utf-8,inherited"></iframe>
`,
},
background() {
browser.test.sendMessage("page", browser.runtime.getURL("page.html"));
},
});
const scripts = ExtensionTestUtils.loadExtension({
manifest: {
permissions: ["webNavigation"],
content_scripts: [{
all_frames: true,
matches: ["<all_urls>"],
run_at: "document_start",
css: ["all_urls.css"],
js: ["all_urls.js"],
}],
},
files: {
"all_urls.css": `
body { background: yellow; }
`,
"all_urls.js": function() {
document.body.style.color = "red";
browser.test.assertTrue(location.protocol !== "data:",
`Matched document not a data URI: ${location.href}`);
},
},
background() {
browser.webNavigation.onCompleted.addListener(({url, frameId}) => {
browser.test.log(`Document loading complete: ${url}`);
if (frameId === 0) {
browser.test.sendMessage("tab-ready", url);
}
});
},
});
await target.startup();
await scripts.startup();
// Test extension page with a data: iframe.
const page = await target.awaitMessage("page");
// Hold on to the tab by the browser, as extension loads are COOP loads, and
// will break WindowProxy references.
let win = window.open();
const browserFrame = win.browsingContext.embedderElement;
win.location.href = page;
await scripts.awaitMessage("tab-ready");
win = browserFrame.contentWindow;
is(win.location.href, page, "Extension page loaded into a tab");
is(win.document.readyState, "complete", "Page finished loading");
const iframe = win.document.getElementById("inherited").contentWindow;
is(iframe.document.readyState, "complete", "iframe finished loading");
const style1 = iframe.getComputedStyle(iframe.document.body);
is(style1.color, "rgb(0, 0, 0)", "iframe text color is unmodified");
is(style1.backgroundColor, "rgba(0, 0, 0, 0)", "iframe background unmodified");
// Test extension tab navigated to a data: URI.
const data = "data:text/html;charset=utf-8,also-inherits";
win.location.href = data;
await scripts.awaitMessage("tab-ready");
win = browserFrame.contentWindow;
is(win.location.href, data, "Extension tab navigated to a data: URI");
is(win.document.readyState, "complete", "Tab finished loading");
const style2 = win.getComputedStyle(win.document.body);
is(style2.color, "rgb(0, 0, 0)", "Tab text color is unmodified");
is(style2.backgroundColor, "rgba(0, 0, 0, 0)", "Tab background unmodified");
win.close();
await target.unload();
await scripts.unload();
});
</script>
</body>
</html>
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