from __future__ import absolute_import, print_function

import os

from edenscm.mercurial import dispatch, ui as uimod
from hghave import require


# ensure errors aren't buffered
testui = uimod.ui()
testui.pushbuffer()
testui.write(("buffered\n"))
testui.warn(("warning\n"))
testui.write_err("error\n")
print(repr(testui.popbuffer()))

# test dispatch.dispatch with the same ui object
hgrc = open(os.environ["HGRCPATH"], "w")
hgrc.write("[extensions]\n")
hgrc.write("color=\n")
hgrc.close()

ui_ = uimod.ui.load()
ui_.setconfig("ui", "assume-tty", "True")

# we're not interested in the output, so write that to devnull
ui_.fout = open(os.devnull, "wb")

# call some arbitrary command just so we go through
# color's wrapped _runcommand twice.
def runcmd():
    dispatch.dispatch(dispatch.request(["version", "-q"], ui_))


runcmd()
print("colored? %s" % (ui_._colormode is not None))
runcmd()
print("colored? %s" % (ui_._colormode is not None))