comparison tests/run-tests.py @ 47309:af4d1a177548

run-tests: disable color in 'auto' mode on Windows if stdout is redirected

Differential Revision: https://phab.mercurial-scm.org/D10761

47308:bb4606f35d37

        # Data stored for the benefit of generating xunit reports.
        self.successes = []
        self.faildata = {}

        if options.color == 'auto':
            self.color = pygmentspresent and self.stream.isatty()
        elif options.color == 'never':
            self.color = False
        else:  # 'always', for testing purposes
            self.color = pygmentspresent

47309:af4d1a177548

        # Data stored for the benefit of generating xunit reports.
        self.successes = []
        self.faildata = {}

        if options.color == 'auto':
            isatty = self.stream.isatty()
            # For some reason, redirecting stdout on Windows disables the ANSI
            # color processing of stderr, which is what is used to print the
            # output.  Therefore, both must be tty on Windows to enable color.
            if os.name == 'nt':
                isatty = isatty and sys.stdout.isatty()
            self.color = pygmentspresent and isatty
        elif options.color == 'never':
            self.color = False
        else:  # 'always', for testing purposes
            self.color = pygmentspresent