michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: //-----------------------------------------------------------------------------
michael@0: 
michael@0: /*
michael@0:   This test case uses String.quote(), because that method uses the JS printf()
michael@0:   functions internally. The printf() functions print to a char* buffer, causing
michael@0:   conversion to and from UTF-8 if UTF-8 is enabled. If not, UTF-8 sequences are
michael@0:   converted to ASCII \uXXXX sequences. Thus, both return values are acceptable.
michael@0: */
michael@0: 
michael@0: var BUGNUMBER = 315974;
michael@0: var summary = 'Test internal printf() for wide characters';
michael@0: 
michael@0: printBugNumber(BUGNUMBER);
michael@0: printStatus (summary);
michael@0: 
michael@0: enterFunc (String (BUGNUMBER));
michael@0: 
michael@0: var goodSurrogatePair = '\uD841\uDC42';
michael@0: var badSurrogatePair = '\uD841badbad';
michael@0: 
michael@0: var goodSurrogatePairQuotedUtf8 = '"\uD841\uDC42"';
michael@0: var badSurrogatePairQuotedUtf8 = 'no error thrown!';
michael@0: var goodSurrogatePairQuotedNoUtf8 = '"\\uD841\\uDC42"';
michael@0: var badSurrogatePairQuotedNoUtf8 = '"\\uD841badbad"';
michael@0: 
michael@0: var status = summary + ': String.quote() should pay respect to surrogate pairs';
michael@0: var actual = goodSurrogatePair.quote();
michael@0: /* Result in case UTF-8 is enabled. */
michael@0: var expect = goodSurrogatePairQuotedUtf8;
michael@0: /* Result in case UTF-8 is disabled. */
michael@0: if (actual != expect && actual == goodSurrogatePairQuotedNoUtf8)
michael@0:   expect = actual;
michael@0: reportCompare(expect, actual, status);
michael@0: 
michael@0: /*
michael@0:  * A malformed surrogate pair throws an out-of-memory error,
michael@0:  * but only if UTF-8 is enabled.
michael@0:  */
michael@0: status = summary + ': String.quote() should throw error on bad surrogate pair';
michael@0: /* Out of memory is not catchable. */
michael@0: actual = badSurrogatePair.quote();
michael@0: /* Come here only if UTF-8 is disabled. */
michael@0: reportCompare(badSurrogatePairQuotedNoUtf8, actual, status);
michael@0: 
michael@0: exitFunc (String (BUGNUMBER));