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Diffstat (limited to 'tests/overlaytests.py')
| -rw-r--r-- | tests/overlaytests.py | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/tests/overlaytests.py b/tests/overlaytests.py new file mode 100644 index 0000000..783377c --- /dev/null +++ b/tests/overlaytests.py @@ -0,0 +1,119 @@ +# Copyright (C) 2009, Tutorius.org +# Copyright (C) 2009, Simon Poirier <simpoir@gmail.com> +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +""" +GUI Tests + +This module contains all the tests that pertain to the usage of the Tutorius +overlay mechanism used to display objects on top of the application. +""" + +import unittest + +import logging +import gtk, gobject +from sugar.tutorius.actions import Action +import sugar.tutorius.overlayer as overlayer + +class CanvasDrawable(object): + def __init__(self): + self._no_expose = False + self.exposition_count = 0 + def _set_no_expose(self, value): + self._no_expose = value + def draw_with_context(self, context): + self.exposition_count += 1 + no_expose = property(fset=_set_no_expose) + + +class OverlayerTest(unittest.TestCase): + def test_cairodrawable_iface(self): + """ + Quickly validates that all our cairo widgets have a minimal interface + implemented. + """ + drawables = [overlayer.TextBubble] + for widget in drawables: + for attr in filter(lambda s:s[0]!='_', dir(CanvasDrawable)): + assert hasattr(widget, attr), \ + "%s not implementing CanvasDrawable iface"%widget.__name__ + + + def test_drawn(self): + """ + Ensures a cairo widget draw method is called at least once in + a real gui app. + """ + win = gtk.Window(type=gtk.WINDOW_TOPLEVEL) + + btn = gtk.Button() + btn.show() + overlay = overlayer.Overlayer(btn) + win.add(overlay) + # let's also try to draw substitute button label + lbl = overlayer.TextBubble("test!") + assert lbl.label == 'test!', \ + "label property mismatch" + btn.show() + lbl.show() + btn.add(lbl) + + lbl.no_expose = True + assert lbl.no_expose, "wrong no_expose evaluation" + lbl.no_expose = False + assert not lbl.no_expose, "wrong no_expose evaluation" + + + widg = gtk.Button('bo') + widg.show() + overlay.put(widg, 50,50) + #widget = overlayer.TextBubble("testing msg!", tailpos=(10,-20)) + #widget.exposition_count = 0 + ## override draw method + #def counter(ctx, self=widget): + # self.exposition_count += 1 + # self.real_exposer(ctx) + #widget.real_exposer = widget.draw_with_context + #widget.draw_with_context = counter + ## centering allows to test the blending with the label + #overlay.put(widget, 50, 50) + #widget.show() + #assert widget.no_expose, \ + # "Overlay should overide exposition handling of widget" + #assert not lbl.no_expose, \ + # "Non-overlayed cairo should expose as usual" + + # force widget realization + # the child is flagged to be redrawn, the overlay should redraw too. + win.set_default_size(100, 100) + win.show() + + while gtk.events_pending(): + gtk.main_iteration(block=False) + # visual validation: there should be 2 visible bubbles, one as label, + # one as overlay + import time + time.sleep(1) + # as x11 events are asynchronous, wait a bit before assuming it went + # wrong. + while gtk.events_pending(): + gtk.main_iteration(block=False) + time.sleep(10) + assert widget.exposition_count>0, "overlay widget should expose" + + +if __name__ == "__main__": + unittest.main() |