tenfourfox/dom/mobilemessage/tests/xpcshell/test_sms_segment_helper.js
Cameron Kaiser c9b2922b70 hello FPR
2017-04-19 00:56:45 -07:00

193 lines
7.8 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
subscriptLoader.loadSubScript("resource://gre/modules/ril_consts.js", this);
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
XPCOMUtils.defineLazyGetter(this, "gSmsSegmentHelper", function() {
let ns = {};
Cu.import("resource://gre/modules/SmsSegmentHelper.jsm", ns);
return ns.SmsSegmentHelper;
});
const ESCAPE = "\uffff";
const RESCTL = "\ufffe";
const SP = " ";
function run_test() {
run_next_test();
}
/**
* Verify SmsSegmentHelper#calculateUserDataLength handles national language
* selection correctly.
*/
add_test(function test_SmsSegmentHelper_calculateUserDataLength() {
function test_calc(str, expected, enabledGsmTableTuples, strict7BitEncoding) {
gSmsSegmentHelper.enabledGsmTableTuples = enabledGsmTableTuples;
let options = gSmsSegmentHelper.calculateUserDataLength(str, strict7BitEncoding);
do_check_eq(expected[0], options.dcs);
do_check_eq(expected[1], options.encodedFullBodyLength);
do_check_eq(expected[2], options.userDataHeaderLength);
do_check_eq(expected[3], options.langIndex);
do_check_eq(expected[4], options.langShiftIndex);
}
// Test UCS fallback
// - No any default enabled nl tables
test_calc("A", [PDU_DCS_MSG_CODING_16BITS_ALPHABET, 2, 0,], []);
// - Character not defined in enabled nl tables.
// ("\u4e00" -> '一' is one in Chinese).
test_calc("\u4e00", [PDU_DCS_MSG_CODING_16BITS_ALPHABET, 2, 0,], [[2, 2]]);
// With GSM default nl tables
test_calc("A", [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 1, 0, 0, 0], [[0, 0]]);
// - SP is defined in both locking/single shift tables, should be directly
// encoded.
test_calc(SP, [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 1, 0, 0, 0], [[0, 0]]);
// - '^' is only defined in single shift table, should be encoded as
// <escape>^.
test_calc("^", [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 2, 0, 0, 0], [[0, 0]]);
// Test userDataHeaderLength calculation
// - Header contains both IEIs
test_calc("A", [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 1, 6, 1, 1], [[1, 1]]);
// - Header contains only locking shift table IEI
test_calc("A", [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 1, 3, 1, 0], [[1, 0]]);
// - Header contains only single shift table IEI
test_calc("^", [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 2, 3, 0, 1], [[0, 1]]);
// Test minimum cost nl tables selection
// - '\u00e7' -> 'ç' is defined in Turkish locking shift table
test_calc("\u00e7", [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 1, 3, 1, 0], [[1, 0], [2, 0]]);
test_calc("\u00e7", [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 1, 3, 1, 0], [[2, 0], [1, 0]]);
// - '\u09fa' -> '৺' is defined in Bengali single shift table
test_calc("\u09fa", [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 2, 6, 2, 4], [[2, 0], [2, 4]]);
test_calc("\u09fa", [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 2, 6, 2, 4], [[2, 4], [2, 0]]);
// - '\u00e7' -> 'ç' is defined in both Turkish locking shift table and
// Spanish single shift table.
test_calc("\u00e7", [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 1, 3, 1, 0], [[1, 0], [2, 2]]);
test_calc("\u00e7", [PDU_DCS_MSG_CODING_7BITS_ALPHABET, 1, 3, 1, 0], [[2, 2], [1, 0]]);
// Test Bug 733981
// - Case 1, headerLen is in octets, not septets. "\\" is defined in default
// single shift table and Portuguese locking shift table. The original code
// will add headerLen 7(octets), which should be 8(septets), to calculated
// cost and gets 14, which should be 15 in total for the first run. As for
// the second run, it will be undoubtedly 14 in total. With correct fix,
// the best choice should be the second one.
test_calc("\\\\\\\\\\\\\\",
[PDU_DCS_MSG_CODING_7BITS_ALPHABET, 14, 0, 0, 0], [[3, 1], [0, 0]]);
// - Case 2, possible early return non-best choice. The original code will
// get total cost 6 in the first run and returns immediately. With correct
// fix, the best choice should be the second one.
test_calc(ESCAPE + ESCAPE + ESCAPE + ESCAPE + ESCAPE + "\\",
[PDU_DCS_MSG_CODING_7BITS_ALPHABET, 2, 0, 0, 0], [[3, 0], [0, 0]]);
// Test Bug 790192: support strict GSM SMS 7-Bit encoding
let str = "", gsmLen = 0, udhl = 0;
for (let c in GSM_SMS_STRICT_7BIT_CHARMAP) {
str += c;
if (PDU_NL_LOCKING_SHIFT_TABLES.indexOf(GSM_SMS_STRICT_7BIT_CHARMAP[c])) {
gsmLen += 1;
} else {
gsmLen += 2;
}
}
if (str.length > PDU_MAX_USER_DATA_UCS2) {
udhl = 5;
}
test_calc(str, [PDU_DCS_MSG_CODING_7BITS_ALPHABET, gsmLen, 0, 0, 0], [[0, 0]], true);
test_calc(str, [PDU_DCS_MSG_CODING_16BITS_ALPHABET, str.length * 2, udhl], [[0, 0]]);
run_next_test();
});
function generateStringOfLength(str, length) {
while (str.length < length) {
if (str.length < (length / 2)) {
str = str + str;
} else {
str = str + str.substr(0, length - str.length);
}
}
return str;
}
/**
* Verify SmsSegmentHelper#calculateUserDataLength7Bit multipart handling.
*/
add_test(function test_SmsSegmentHelper_calculateUserDataLength7Bit_multipart() {
function test_calc(str, expected) {
let options = gSmsSegmentHelper.calculateUserDataLength7Bit(str);
do_check_eq(expected[0], options.encodedFullBodyLength);
do_check_eq(expected[1], options.userDataHeaderLength);
do_check_eq(expected[2], options.segmentMaxSeq);
}
test_calc(generateStringOfLength("A", PDU_MAX_USER_DATA_7BIT),
[PDU_MAX_USER_DATA_7BIT, 0, 1]);
test_calc(generateStringOfLength("A", PDU_MAX_USER_DATA_7BIT + 1),
[PDU_MAX_USER_DATA_7BIT + 1, 5, 2]);
run_next_test();
});
/**
* Verify SmsSegmentHelper#fragmentText().
*/
add_test(function test_SmsSegmentHelper_fragmentText7Bit() {
function test_calc(str, strict7BitEncoding, expectedSegments) {
expectedSegments = expectedSegments || 1;
let options = gSmsSegmentHelper.fragmentText(str, null, strict7BitEncoding);
do_check_eq(expectedSegments, options.segments.length);
}
// 7-Bit
// Boundary checks
test_calc(generateStringOfLength("A", PDU_MAX_USER_DATA_7BIT), false);
test_calc(generateStringOfLength("A", PDU_MAX_USER_DATA_7BIT), true);
test_calc(generateStringOfLength("A", PDU_MAX_USER_DATA_7BIT + 1), false, 2);
test_calc(generateStringOfLength("A", PDU_MAX_USER_DATA_7BIT + 1), true, 2);
// Escaped character
test_calc(generateStringOfLength("{", PDU_MAX_USER_DATA_7BIT / 2), false);
test_calc(generateStringOfLength("{", PDU_MAX_USER_DATA_7BIT / 2 + 1), false, 2);
// Escaped character cannot be separated
test_calc(generateStringOfLength("{", (PDU_MAX_USER_DATA_7BIT - 7) * 2 / 2), false, 3);
// Test headerLen, 7 = Math.ceil(6 * 8 / 7), 6 = headerLen + 1
test_calc(generateStringOfLength("A", PDU_MAX_USER_DATA_7BIT - 7));
test_calc(generateStringOfLength("A", (PDU_MAX_USER_DATA_7BIT - 7) * 2), false, 2);
test_calc(generateStringOfLength("A", (PDU_MAX_USER_DATA_7BIT - 7) * 3), false, 3);
// UCS-2
// Boundary checks
test_calc(generateStringOfLength("\ua2db", PDU_MAX_USER_DATA_UCS2));
test_calc(generateStringOfLength("\ua2db", PDU_MAX_USER_DATA_UCS2), true);
test_calc(generateStringOfLength("\ua2db", PDU_MAX_USER_DATA_UCS2 + 1), false, 2);
// Bug 816082: when strict GSM SMS 7-Bit encoding is enabled, replace unicode
// chars with '*'.
test_calc(generateStringOfLength("\ua2db", PDU_MAX_USER_DATA_UCS2 + 1), true, 1);
// UCS2 character cannot be separated
gSmsSegmentHelper.segmentRef16Bit = true;
test_calc(generateStringOfLength("\ua2db", (PDU_MAX_USER_DATA_UCS2 * 2 - 7) * 2 / 2), false, 3);
gSmsSegmentHelper.segmentRef16Bit = false;
// Test Bug 790192: support strict GSM SMS 7-Bit encoding
for (let c in GSM_SMS_STRICT_7BIT_CHARMAP) {
test_calc(generateStringOfLength(c, PDU_MAX_USER_DATA_7BIT), false, 3);
test_calc(generateStringOfLength(c, PDU_MAX_USER_DATA_7BIT), true);
test_calc(generateStringOfLength(c, PDU_MAX_USER_DATA_UCS2), false);
}
run_next_test();
});