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Merge pull request #5172 from nnethercote/readCharCode-retval

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Avoid an allocation in readCharCode().
This commit is contained in:
Jonas Jenwald 2014-08-13 11:03:07 +02:00
commit c3691500fa
3 changed files with 21 additions and 16 deletions
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20
test/unit/cmap_spec.js
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@ -65,12 +65,13 @@ describe('cmap', function() {
'endcodespacerange\n';
var stream = new StringStream(str);
var cmap = CMapFactory.create(stream);
var c = cmap.readCharCode(String.fromCharCode(1), 0);
expect(c[0]).toEqual(1);
expect(c[1]).toEqual(1);
c = cmap.readCharCode(String.fromCharCode(0, 0, 0, 3), 0);
expect(c[0]).toEqual(3);
expect(c[1]).toEqual(4);
var c = {};
cmap.readCharCode(String.fromCharCode(1), 0, c);
expect(c.charcode).toEqual(1);
expect(c.length).toEqual(1);
cmap.readCharCode(String.fromCharCode(0, 0, 0, 3), 0, c);
expect(c.charcode).toEqual(3);
expect(c.length).toEqual(4);
});
it('decodes 4 byte codespace ranges', function() {
var str = '1 begincodespacerange\n' +
@ -78,9 +79,10 @@ describe('cmap', function() {
'endcodespacerange\n';
var stream = new StringStream(str);
var cmap = CMapFactory.create(stream);
var c = cmap.readCharCode(String.fromCharCode(0x8E, 0xA1, 0xA1, 0xA1), 0);
expect(c[0]).toEqual(0x8EA1A1A1);
expect(c[1]).toEqual(4);
var c = {};
cmap.readCharCode(String.fromCharCode(0x8E, 0xA1, 0xA1, 0xA1), 0, c);
expect(c.charcode).toEqual(0x8EA1A1A1);
expect(c.length).toEqual(4);
});
it('read usecmap', function() {
var str = '/Adobe-Japan1-1 usecmap\n';