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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test that (real) files can be pasted into chrome/content.
// Pasting files should also hide all other data from content.
function setClipboard(path) {
const file = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsIFile);
file.initWithPath(path);
const trans = Cc["@mozilla.org/widget/transferable;1"].createInstance(
Ci.nsITransferable
);
trans.init(null);
trans.addDataFlavor("application/x-moz-file");
trans.setTransferData("application/x-moz-file", file);
trans.addDataFlavor("text/plain");
const str = Cc["@mozilla.org/supports-string;1"].createInstance(
Ci.nsISupportsString
);
str.data = "Alternate";
trans.setTransferData("text/plain", str);
// Write to clipboard.
Services.clipboard.setData(trans, null, Ci.nsIClipboard.kGlobalClipboard);
}
let mockCA = makeMockContentAnalysis();
add_setup(async function test_setup() {
mockCA = mockContentAnalysisService(mockCA);
});
const PAGE_URL =
"https://example.com/browser/toolkit/components/contentanalysis/tests/browser/clipboard_paste_file.html";
function assertContentAnalysisRequest(
request,
expectedDisplayType,
expectedFilePath,
expectedText
) {
is(request.url.spec, PAGE_URL, "request has correct URL");
is(
request.analysisType,
Ci.nsIContentAnalysisRequest.eBulkDataEntry,
"request has correct analysisType"
);
is(
request.operationTypeForDisplay,
expectedDisplayType,
"request has correct operationTypeForDisplay"
);
is(request.filePath, expectedFilePath, "request filePath should match");
is(request.textContent, expectedText, "request textContent should match");
is(request.printDataHandle, 0, "request printDataHandle should not be 0");
is(request.printDataSize, 0, "request printDataSize should not be 0");
ok(!!request.requestToken.length, "request requestToken should not be empty");
}
function assertContentAnalysisRequestFile(request, expectedFilePath) {
assertContentAnalysisRequest(
request,
Ci.nsIContentAnalysisRequest.eCustomDisplayString,
expectedFilePath,
""
);
}
function assertContentAnalysisRequestText(request, expectedText) {
assertContentAnalysisRequest(
request,
Ci.nsIContentAnalysisRequest.eClipboard,
"",
expectedText
);
}
async function testClipboardPasteFileWithContentAnalysis(allowPaste) {
mockCA.setupForTest(allowPaste);
await SpecialPowers.pushPrefEnv({
set: [["dom.events.dataTransfer.mozFile.enabled", true]],
});
// Create a temporary file that will be pasted.
const file = await IOUtils.createUniqueFile(
PathUtils.tempDir,
"test-file.txt",
0o600
);
const FILE_TEXT = "Hello World!";
await IOUtils.writeUTF8(file, FILE_TEXT);
// Put the data directly onto the native clipboard to make sure
// it isn't handled internally in Gecko somehow.
setClipboard(file);
let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, PAGE_URL);
let browser = tab.linkedBrowser;
let resultPromise = SpecialPowers.spawn(browser, [allowPaste], allowPaste => {
return new Promise(resolve => {
content.document.addEventListener("testresult", event => {
resolve(event.detail.result);
});
content.document.getElementById("pasteAllowed").checked = allowPaste;
});
});
// Focus <input> in content
await SpecialPowers.spawn(browser, [], async function () {
content.document.getElementById("input").focus();
});
// Paste file into <input> in content
await BrowserTestUtils.synthesizeKey("v", { accelKey: true }, browser);
let result = await resultPromise;
is(
result,
allowPaste ? PathUtils.filename(file) : "",
"Correctly pasted file in content"
);
is(mockCA.calls.length, 2, "Correct number of calls to Content Analysis");
assertContentAnalysisRequestFile(mockCA.calls[0], file);
assertContentAnalysisRequestText(mockCA.calls[1], "Alternate");
mockCA.clearCalls();
// The following part of the test is done in-process (note the use of document here instead of
// content.document) so none of this should go through content analysis.
var input = document.createElement("input");
document.documentElement.appendChild(input);
input.focus();
await new Promise((resolve, _reject) => {
input.addEventListener(
"paste",
function (event) {
let dt = event.clipboardData;
is(dt.types.length, 3, "number of types");
ok(dt.types.includes("text/plain"), "text/plain exists in types");
ok(
dt.types.includes("application/x-moz-file"),
"application/x-moz-file exists in types"
);
is(dt.types[2], "Files", "Last type should be 'Files'");
ok(
dt.mozTypesAt(0).contains("text/plain"),
"text/plain exists in mozTypesAt"
);
is(
dt.getData("text/plain"),
"Alternate",
"text/plain returned in getData"
);
is(
dt.mozGetDataAt("text/plain", 0),
"Alternate",
"text/plain returned in mozGetDataAt"
);
ok(
dt.mozTypesAt(0).contains("application/x-moz-file"),
"application/x-moz-file exists in mozTypesAt"
);
let mozFile = dt.mozGetDataAt("application/x-moz-file", 0);
ok(
mozFile instanceof Ci.nsIFile,
"application/x-moz-file returned nsIFile with mozGetDataAt"
);
is(
mozFile.leafName,
PathUtils.filename(file),
"nsIFile has correct leafName"
);
is(mozFile.fileSize, FILE_TEXT.length, "nsIFile has correct length");
resolve();
},
{ capture: true, once: true }
);
EventUtils.synthesizeKey("v", { accelKey: true });
});
is(mockCA.calls.length, 0, "Correct number of calls to Content Analysis");
input.remove();
BrowserTestUtils.removeTab(tab);
await IOUtils.remove(file);
}
add_task(async function testClipboardPasteFileWithContentAnalysisAllow() {
await testClipboardPasteFileWithContentAnalysis(true);
});
add_task(async function testClipboardPasteFileWithContentAnalysisBlock() {
await testClipboardPasteFileWithContentAnalysis(false);
});
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