On 06/01/15 09:31, Jordan Justen wrote: > Supplementary Plane characters can exist in UTF-16 files, > but they are not valid UCS-2 characters. > > For example, this python interpreter code: >>>> import codecs >>>> codecs.encode(u'\U00010300', 'utf-16') > '\xff\xfe\x00\xd8\x00\xdf' > > Therefore the UCS-4 0x00010300 character is encoded as two > 16-bit numbers (0xd800 0xdf00) in a little endian UTF-16 > file. > > For more information, see: > http://en.wikipedia.org/wiki/UTF-16#U.2B10000_to_U.2B10FFFF > > This test checks to make sure that BaseTools will reject these > characters in UTF-16 files. > > This test was fixed by the previous commit: > "BaseTools/UniClassObject: Verify valid UCS-2 chars in UTF-16 .uni files" > > Contributed-under: TianoCore Contribution Agreement 1.0 > Signed-off-by: Jordan Justen <[email protected]> > Cc: Yingke D Liu <[email protected]> > Cc: Michael D Kinney <[email protected]> > Cc: Laszlo Ersek <[email protected]> > --- > BaseTools/Tests/CheckUnicodeSourceFiles.py | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/BaseTools/Tests/CheckUnicodeSourceFiles.py > b/BaseTools/Tests/CheckUnicodeSourceFiles.py > index 0083ad8..39fd2fe 100644 > --- a/BaseTools/Tests/CheckUnicodeSourceFiles.py > +++ b/BaseTools/Tests/CheckUnicodeSourceFiles.py > @@ -81,6 +81,21 @@ class Tests(TestTools.BaseToolsTest): > def testUtf16InUniFile(self): > self.CheckFile('utf_16', shouldPass=True) > > + def testSupplementaryPlaneUnicodeCharInUtf16File(self): > + # > + # Supplementary Plane characters can exist in UTF-16 files, > + # but they are not valid UCS-2 characters. > + # > + # This test makes sure that BaseTools rejects these characters > + # if seen in a .uni file. > + # > + data = u''' > + #langdef en-US "English" > + #string STR_A #language en-US "CodePoint (\U00010300) > 0xFFFF" > + ''' > + > + self.CheckFile('utf_16', shouldPass=False, string=data) > + > TheTestSuite = TestTools.MakeTheTestSuite(locals()) > > if __name__ == '__main__': >
I'd propose to extend this with a test case that feeds binary data (not unicode text) to the checker, and the data should look similar to the printf example in my previous comment. Thanks Laszlo ------------------------------------------------------------------------------ _______________________________________________ edk2-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/edk2-devel
