diff options
Diffstat (limited to '')
-rw-r--r-- | dom/ipc/tests/browser_child_clipboard_restricted.js | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/dom/ipc/tests/browser_child_clipboard_restricted.js b/dom/ipc/tests/browser_child_clipboard_restricted.js new file mode 100644 index 0000000000..cafed732d1 --- /dev/null +++ b/dom/ipc/tests/browser_child_clipboard_restricted.js @@ -0,0 +1,89 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ +add_task(async function () { + // Create a new content tab to make sure the paste is cross-process. + let tab = await BrowserTestUtils.openNewForegroundTab( + gBrowser, + "data:text/html,<br>" + ); + let browser = tab.linkedBrowser; + + await SpecialPowers.spawn(browser, [], async function (arg) { + const trans = Cc["@mozilla.org/widget/transferable;1"].createInstance( + Ci.nsITransferable + ); + trans.init(null); + + const string = Cc["@mozilla.org/supports-string;1"].createInstance( + Ci.nsISupportsString + ); + string.data = "blablabla"; + + trans.addDataFlavor("text/unknown"); + trans.setTransferData("text/unknown", string); + + trans.addDataFlavor("text/plain"); + trans.setTransferData("text/plain", string); + + // Write to clipboard. + Services.clipboard.setData(trans, null, Ci.nsIClipboard.kGlobalClipboard); + }); + + // Wait for known. + for (var i = 0; i < 20; i++) { + if ( + Services.clipboard.hasDataMatchingFlavors( + ["text/plain"], + Services.clipboard.kGlobalClipboard + ) + ) { + break; + } + } + + function readClipboard(flavor) { + const trans = Cc["@mozilla.org/widget/transferable;1"].createInstance( + Ci.nsITransferable + ); + trans.init(null); + trans.addDataFlavor(flavor); + Services.clipboard.getData(trans, Services.clipboard.kGlobalClipboard); + + let data = {}; + trans.getTransferData(flavor, data); + return data.value.QueryInterface(Ci.nsISupportsString).data; + } + + ok( + Services.clipboard.hasDataMatchingFlavors( + ["text/plain"], + Services.clipboard.kGlobalClipboard + ), + "clipboard should have text/plain" + ); + + is( + readClipboard("text/plain"), + "blablabla", + "matching string for text/plain" + ); + + ok( + !Services.clipboard.hasDataMatchingFlavors( + ["text/unknown"], + Services.clipboard.kGlobalClipboard + ), + "clipboard should not have text/unknown" + ); + + let error = undefined; + try { + readClipboard("text/unknown"); + } catch (e) { + error = e; + } + is(typeof error, "object", "reading text/unknown should fail"); + + BrowserTestUtils.removeTab(tab); +}); |