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Diffstat (limited to '')
-rw-r--r-- | comm/mailnews/compose/test/unit/test_longLines.js | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/comm/mailnews/compose/test/unit/test_longLines.js b/comm/mailnews/compose/test/unit/test_longLines.js new file mode 100644 index 0000000000..cd75e75d38 --- /dev/null +++ b/comm/mailnews/compose/test/unit/test_longLines.js @@ -0,0 +1,232 @@ +/* + * Test ensuring that messages with "long lines" are transmitted correctly. + * Most of this test was copied from test_messageHeaders.js. + */ + +const { MimeParser } = ChromeUtils.import("resource:///modules/mimeParser.jsm"); + +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" +) { + let msgData = mailTestUtils.loadMessageToString( + gDraftFolder, + mailTestUtils.firstMsgHdr(gDraftFolder) + ); + checkMessageHeaders(msgData, expectedHeaders); + + // Get the message body, decode from base64 and check. + let endOfHeaders = msgData.indexOf("\r\n\r\n"); + let body = msgData.slice(endOfHeaders + 4); + let 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") { + let expectedBinary = String.fromCharCode.apply( + undefined, + new TextEncoder("UTF-8").encode(expectedBody) + ); + Assert.equal(body, expectedBinary); + } else { + let strView = stringToTypedArray(body); + let decodedBody = new TextDecoder(charset).decode(strView); + Assert.equal(decodedBody, expectedBody); + } +} + +function checkMessageHeaders(msgData, expectedHeaders, partNum = "") { + let seen = false; + let handler = { + startPart(part, headers) { + if (part != partNum) { + return; + } + seen = true; + for (let header in expectedHeaders) { + let expected = expectedHeaders[header]; + if (expected === undefined) { + Assert.ok(!headers.has(header)); + } else { + let 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. +let longMultibyteLine = "\u00E1".repeat(600); + +// And here a line with a Korean character, encoded as three bytes +// ec9588 in UTF-8. +let longMultibyteLineCJK = "안".repeat(400); + +// And some Japanese. +let 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. + let newline = "\r\n"; + + let fields = new CompFields(); + let 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); + + let 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(); +} |