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/*
* Test ensuring that messages with "long lines" are transmitted correctly.
* Most of this test was copied from test_messageHeaders.js.
*/
const { MimeParser } = ChromeUtils.importESModule(
);
var CompFields = CC(
"@mozilla.org/messengercompose/composefields;1",
Ci.nsIMsgCompFields
);
// Copied from jsmime.js.
function stringToTypedArray(buffer) {
var typedarray = new Uint8Array(buffer.length);
for (var i = 0; i < buffer.length; i++) {
typedarray[i] = buffer.charCodeAt(i);
}
return typedarray;
}
function checkDraftHeadersAndBody(
expectedHeaders,
expectedBody,
charset = "UTF-8"
) {
const msgData = mailTestUtils.loadMessageToString(
gDraftFolder,
mailTestUtils.firstMsgHdr(gDraftFolder)
);
checkMessageHeaders(msgData, expectedHeaders);
// Get the message body, decode from base64 and check.
const endOfHeaders = msgData.indexOf("\r\n\r\n");
let body = msgData.slice(endOfHeaders + 4);
const endOfBody = body.indexOf("\r\n\r\n");
if (endOfBody > 0) {
body = body.slice(0, endOfBody);
} else {
body = body.slice(0, body.length);
}
// Remove line breaks and decode from base64 if required.
if (expectedHeaders["Content-Transfer-Encoding"] == "base64") {
body = atob(body.replace(/\r\n/g, ""));
}
if (charset == "UTF-8") {
const expectedBinary = String.fromCharCode.apply(
undefined,
new TextEncoder("UTF-8").encode(expectedBody)
);
Assert.equal(body, expectedBinary);
} else {
const strView = stringToTypedArray(body);
const decodedBody = new TextDecoder(charset).decode(strView);
Assert.equal(decodedBody, expectedBody);
}
}
function checkMessageHeaders(msgData, expectedHeaders, partNum = "") {
let seen = false;
const handler = {
startPart(part, headers) {
if (part != partNum) {
return;
}
seen = true;
for (const header in expectedHeaders) {
const expected = expectedHeaders[header];
if (expected === undefined) {
Assert.ok(!headers.has(header));
} else {
const value = headers.getRawHeader(header);
Assert.equal(value.length, 1);
value[0] = value[0].replace(/boundary=[^;]*(;|$)/, "boundary=.");
Assert.equal(value[0], expected);
}
}
},
};
MimeParser.parseSync(msgData, handler, {
onerror(e) {
throw e;
},
});
Assert.ok(seen);
}
// Create a line with 600 letters 'a' with acute accent, encoded as
// two bytes c3a1 in UTF-8.
const longMultibyteLine = "\u00E1".repeat(600);
// And here a line with a Korean character, encoded as three bytes
// ec9588 in UTF-8.
const longMultibyteLineCJK = "안".repeat(400);
// And some Japanese.
const longMultibyteLineJapanese = "語".repeat(450);
async function testBodyWithLongLine() {
// Lines in the message body are split by CRLF according to RFC 5322, should
// be independent of the system.
const newline = "\r\n";
const fields = new CompFields();
const identity = getSmtpIdentity(
"from@tinderbox.invalid",
getBasicSmtpServer()
);
identity.fullName = "Me";
identity.organization = "World Destruction Committee";
fields.from = "Nobody <nobody@tinderbox.invalid>";
fields.to = "Nobody <nobody@tinderbox.invalid>";
fields.subject = "Message with 1200 byte line in body";
let htmlMessage =
"<html><head>" +
'<meta http-equiv="content-type" content="text/html; charset=utf-8">' +
"</head><body>" +
longMultibyteLine +
"</body></html>\r\n\r\n";
fields.body = htmlMessage;
await richCreateMessage(fields, [], identity);
checkDraftHeadersAndBody(
{
"Content-Type": "text/html; charset=UTF-8",
"Content-Transfer-Encoding": "base64",
},
htmlMessage
);
// Again, but this time as plain text.
fields.body = htmlMessage;
fields.forcePlainText = true;
fields.useMultipartAlternative = false;
await richCreateMessage(fields, [], identity);
checkDraftHeadersAndBody(
{
"Content-Type": "text/plain; charset=UTF-8; format=flowed",
"Content-Transfer-Encoding": "base64",
},
longMultibyteLine + " " + newline + newline // Expected body: The message without the tags.
);
// Now CJK.
fields.forcePlainText = false;
htmlMessage =
"<html><head>" +
'<meta http-equiv="content-type" content="text/html; charset=utf-8">' +
"</head><body>" +
longMultibyteLineCJK +
"</body></html>\r\n\r\n";
fields.body = htmlMessage;
await richCreateMessage(fields, [], identity);
checkDraftHeadersAndBody(
{
"Content-Type": "text/html; charset=UTF-8",
"Content-Transfer-Encoding": "base64",
},
htmlMessage
);
// Again, but this time as plain text.
fields.body = htmlMessage;
fields.forcePlainText = true;
fields.useMultipartAlternative = false;
await richCreateMessage(fields, [], identity);
checkDraftHeadersAndBody(
{
"Content-Type": "text/plain; charset=UTF-8; format=flowed",
"Content-Transfer-Encoding": "base64",
},
longMultibyteLineCJK + " " + newline + newline // Expected body: The message without the tags.
);
// Now a test for ISO-2022-JP.
fields.forcePlainText = false;
htmlMessage =
"<html><head>" +
'<meta http-equiv="content-type" content="text/html; charset=ISO-2022-JP">' +
"</head><body>" +
longMultibyteLineJapanese +
"</body></html>\r\n\r\n";
fields.body = htmlMessage;
await richCreateMessage(fields, [], identity);
checkDraftHeadersAndBody(
{
"Content-Type": "text/html; charset=UTF-8",
"Content-Transfer-Encoding": "base64",
},
htmlMessage
);
// Again, but this time as plain text.
fields.body = htmlMessage;
fields.forcePlainText = true;
fields.useMultipartAlternative = false;
await richCreateMessage(fields, [], identity);
const expectedBody = longMultibyteLineJapanese + " " + newline + newline;
checkDraftHeadersAndBody(
{
"Content-Type": "text/plain; charset=UTF-8; format=flowed",
"Content-Transfer-Encoding": "base64",
},
expectedBody
);
// Again, but this time not flowed.
fields.body = htmlMessage;
Services.prefs.setBoolPref("mailnews.send_plaintext_flowed", false);
await richCreateMessage(fields, [], identity);
checkDraftHeadersAndBody(
{
"Content-Type": "text/plain; charset=UTF-8",
"Content-Transfer-Encoding": "base64",
},
expectedBody.replace(/ /g, "") // No spaces expected this time.
);
}
var tests = [testBodyWithLongLine];
function run_test() {
// Ensure we have at least one mail account
localAccountUtils.loadLocalMailAccount();
tests.forEach(x => add_task(x));
run_next_test();
}