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#!/usr/bin/env python
# subunit: extensions to python unittest to get test results from subprocesses.
# Copyright (C) 2009 Robert Collins <robertc@robertcollins.net>
#
# Licensed under either the Apache License, Version 2.0 or the BSD 3-clause
# license at the users choice. A copy of both licenses are available in the
# project source as Apache-2.0 and BSD. You may not use this file except in
# compliance with one of these two licences.
#
# Unless required by applicable law or agreed to in writing, software
# distributed under these licenses is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# license you chose for the specific language governing permissions and
# limitations under that license.
#
### The GTK progress bar __init__ function is derived from the pygtk tutorial:
# The PyGTK Tutorial is Copyright (C) 2001-2005 John Finlay.
#
# The GTK Tutorial is Copyright (C) 1997 Ian Main.
#
# Copyright (C) 1998-1999 Tony Gale.
#
# Permission is granted to make and distribute verbatim copies of this manual
# provided the copyright notice and this permission notice are preserved on all
# copies.
#
# Permission is granted to copy and distribute modified versions of this
# document under the conditions for verbatim copying, provided that this
# copyright notice is included exactly as in the original, and that the entire
# resulting derived work is distributed under the terms of a permission notice
# identical to this one.
#
# Permission is granted to copy and distribute translations of this document
# into another language, under the above conditions for modified versions.
#
# If you are intending to incorporate this document into a published work,
# please contact the maintainer, and we will make an effort to ensure that you
# have the most up to date information available.
#
# There is no guarantee that this document lives up to its intended purpose.
# This is simply provided as a free resource. As such, the authors and
# maintainers of the information provided within can not make any guarantee
# that the information is even accurate.
"""Display a subunit stream in a gtk progress window."""
import sys
import unittest
import pygtk
pygtk.require('2.0')
import gtk, gtk.gdk, gobject
from subunit import (
PROGRESS_POP,
PROGRESS_PUSH,
PROGRESS_SET,
TestProtocolServer,
)
from subunit.progress_model import ProgressModel
class GTKTestResult(unittest.TestResult):
def __init__(self):
super(GTKTestResult, self).__init__()
# Instance variables (in addition to TestResult)
self.window = None
self.run_label = None
self.ok_label = None
self.not_ok_label = None
self.total_tests = None
self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
self.window.set_resizable(True)
self.window.connect("destroy", gtk.main_quit)
self.window.set_title("Tests...")
self.window.set_border_width(0)
vbox = gtk.VBox(False, 5)
vbox.set_border_width(10)
self.window.add(vbox)
vbox.show()
# Create a centering alignment object
align = gtk.Alignment(0.5, 0.5, 0, 0)
vbox.pack_start(align, False, False, 5)
align.show()
# Create the ProgressBar
self.pbar = gtk.ProgressBar()
align.add(self.pbar)
self.pbar.set_text("Running")
self.pbar.show()
self.progress_model = ProgressModel()
separator = gtk.HSeparator()
vbox.pack_start(separator, False, False, 0)
separator.show()
# rows, columns, homogeneous
table = gtk.Table(2, 3, False)
vbox.pack_start(table, False, True, 0)
table.show()
# Show summary details about the run. Could use an expander.
label = gtk.Label("Run:")
table.attach(label, 0, 1, 1, 2, gtk.EXPAND | gtk.FILL,
gtk.EXPAND | gtk.FILL, 5, 5)
label.show()
self.run_label = gtk.Label("N/A")
table.attach(self.run_label, 1, 2, 1, 2, gtk.EXPAND | gtk.FILL,
gtk.EXPAND | gtk.FILL, 5, 5)
self.run_label.show()
label = gtk.Label("OK:")
table.attach(label, 0, 1, 2, 3, gtk.EXPAND | gtk.FILL,
gtk.EXPAND | gtk.FILL, 5, 5)
label.show()
self.ok_label = gtk.Label("N/A")
table.attach(self.ok_label, 1, 2, 2, 3, gtk.EXPAND | gtk.FILL,
gtk.EXPAND | gtk.FILL, 5, 5)
self.ok_label.show()
label = gtk.Label("Not OK:")
table.attach(label, 0, 1, 3, 4, gtk.EXPAND | gtk.FILL,
gtk.EXPAND | gtk.FILL, 5, 5)
label.show()
self.not_ok_label = gtk.Label("N/A")
table.attach(self.not_ok_label, 1, 2, 3, 4, gtk.EXPAND | gtk.FILL,
gtk.EXPAND | gtk.FILL, 5, 5)
self.not_ok_label.show()
self.window.show()
# For the demo.
self.window.set_keep_above(True)
self.window.present()
def stopTest(self, test):
super(GTKTestResult, self).stopTest(test)
self.progress_model.advance()
if self.progress_model.width() == 0:
self.pbar.pulse()
else:
pos = self.progress_model.pos()
width = self.progress_model.width()
percentage = (pos / float(width))
self.pbar.set_fraction(percentage)
def stopTestRun(self):
try:
super(GTKTestResult, self).stopTestRun()
except AttributeError:
pass
self.pbar.set_text('Finished')
def addError(self, test, err):
super(GTKTestResult, self).addError(test, err)
self.update_counts()
def addFailure(self, test, err):
super(GTKTestResult, self).addFailure(test, err)
self.update_counts()
def addSuccess(self, test):
super(GTKTestResult, self).addSuccess(test)
self.update_counts()
def addSkip(self, test, reason):
# addSkip is new in Python 2.7/3.1
addSkip = getattr(super(GTKTestResult, self), 'addSkip', None)
if callable(addSkip):
addSkip(test, reason)
self.update_counts()
def addExpectedFailure(self, test, err):
# addExpectedFailure is new in Python 2.7/3.1
addExpectedFailure = getattr(super(GTKTestResult, self),
'addExpectedFailure', None)
if callable(addExpectedFailure):
addExpectedFailure(test, err)
self.update_counts()
def addUnexpectedSuccess(self, test):
# addUnexpectedSuccess is new in Python 2.7/3.1
addUnexpectedSuccess = getattr(super(GTKTestResult, self),
'addUnexpectedSuccess', None)
if callable(addUnexpectedSuccess):
addUnexpectedSuccess(test)
self.update_counts()
def progress(self, offset, whence):
if whence == PROGRESS_PUSH:
self.progress_model.push()
elif whence == PROGRESS_POP:
self.progress_model.pop()
elif whence == PROGRESS_SET:
self.total_tests = offset
self.progress_model.set_width(offset)
else:
self.total_tests += offset
self.progress_model.adjust_width(offset)
def time(self, a_datetime):
# We don't try to estimate completion yet.
pass
def update_counts(self):
self.run_label.set_text(str(self.testsRun))
bad = len(self.failures + self.errors)
self.ok_label.set_text(str(self.testsRun - bad))
self.not_ok_label.set_text(str(bad))
class GIOProtocolTestCase(object):
def __init__(self, stream, result, on_finish):
self.stream = stream
self.schedule_read()
self.hup_id = gobject.io_add_watch(stream, gobject.IO_HUP, self.hup)
self.protocol = TestProtocolServer(result)
self.on_finish = on_finish
def read(self, source, condition, all=False):
#NB: \o/ actually blocks
line = source.readline()
if not line:
self.protocol.lostConnection()
self.on_finish()
return False
self.protocol.lineReceived(line)
# schedule more IO shortly - if we say we're willing to do it
# immediately we starve things.
if not all:
source_id = gobject.timeout_add(1, self.schedule_read)
return False
else:
return True
def schedule_read(self):
self.read_id = gobject.io_add_watch(self.stream, gobject.IO_IN, self.read)
def hup(self, source, condition):
while self.read(source, condition, all=True): pass
self.protocol.lostConnection()
gobject.source_remove(self.read_id)
self.on_finish()
return False
result = GTKTestResult()
test = GIOProtocolTestCase(sys.stdin, result, result.stopTestRun)
gtk.main()
if result.wasSuccessful():
exit_code = 0
else:
exit_code = 1
sys.exit(exit_code)
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