forked from mirrors/gecko-dev
82 lines
2.7 KiB
JavaScript
82 lines
2.7 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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// This test tests that session restore component does restore the right
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// content security policy with the document. (The policy being tested
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// disallows inline scripts).
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add_task(async function test() {
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// allow top level data: URI navigations, otherwise clicking a data: link fails
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await SpecialPowers.pushPrefEnv({
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set: [["security.data_uri.block_toplevel_data_uri_navigations", false]],
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});
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// create a tab that has a CSP
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let testURL =
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"http://mochi.test:8888/browser/browser/components/sessionstore/test/browser_911547_sample.html";
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let tab = (gBrowser.selectedTab = BrowserTestUtils.addTab(gBrowser, testURL));
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gBrowser.selectedTab = tab;
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let browser = tab.linkedBrowser;
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await promiseBrowserLoaded(browser);
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// this is a baseline to ensure CSP is active
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// attempt to inject and run a script via inline (pre-restore, allowed)
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await injectInlineScript(
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browser,
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`document.getElementById("test_id1").value = "id1_modified";`
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);
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let loadedPromise = promiseBrowserLoaded(browser);
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await SpecialPowers.spawn(browser, [], function () {
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is(
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content.document.getElementById("test_id1").value,
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"id1_initial",
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"CSP should block the inline script that modifies test_id"
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);
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content.document.getElementById("test_data_link").click();
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});
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await loadedPromise;
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await SpecialPowers.spawn(browser, [], function () {
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// eslint-disable-line
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// the data: URI inherits the CSP and the inline script needs to be blocked
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is(
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content.document.getElementById("test_id2").value,
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"id2_initial",
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"CSP should block the script loaded by the clicked data URI"
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);
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});
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// close the tab
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await promiseRemoveTabAndSessionState(tab);
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// open new tab and recover the state
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tab = ss.undoCloseTab(window, 0);
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await promiseTabRestored(tab);
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browser = tab.linkedBrowser;
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await SpecialPowers.spawn(browser, [], function () {
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// eslint-disable-line
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// the data: URI should be restored including the inherited CSP and the
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// inline script should be blocked.
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is(
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content.document.getElementById("test_id2").value,
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"id2_initial",
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"CSP should block the script loaded by the clicked data URI after restore"
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);
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});
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// clean up
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gBrowser.removeTab(tab);
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});
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// injects an inline script element (with a text body)
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function injectInlineScript(browser, scriptText) {
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return SpecialPowers.spawn(browser, [scriptText], function (text) {
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let scriptElt = content.document.createElement("script");
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scriptElt.type = "text/javascript";
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scriptElt.text = text;
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content.document.body.appendChild(scriptElt);
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});
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}
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