519 lines
18 KiB
Python
519 lines
18 KiB
Python
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# Common tests for test_tkinter/test_widgets.py and test_ttk/test_widgets.py
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import unittest
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import sys
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import tkinter
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from tkinter.ttk import setup_master, Scale
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from tkinter.test.support import (tcl_version, requires_tcl, get_tk_patchlevel,
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pixels_conv, tcl_obj_eq)
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import test.support
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noconv = False
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if get_tk_patchlevel() < (8, 5, 11):
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noconv = str
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pixels_round = round
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if get_tk_patchlevel()[:3] == (8, 5, 11):
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# Issue #19085: Workaround a bug in Tk
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# http://core.tcl.tk/tk/info/3497848
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pixels_round = int
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_sentinel = object()
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class AbstractWidgetTest:
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_conv_pixels = staticmethod(pixels_round)
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_conv_pad_pixels = None
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wantobjects = True
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def setUp(self):
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self.root = setup_master()
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self.scaling = float(self.root.call('tk', 'scaling'))
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if not self.root.wantobjects():
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self.wantobjects = False
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def tearDown(self):
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for w in self.root.winfo_children():
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w.destroy()
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def _str(self, value):
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if self.wantobjects and tcl_version >= (8, 6):
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return value
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if isinstance(value, tuple):
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return ' '.join(map(self._str, value))
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return str(value)
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def create(self, **kwargs):
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widget = self._create(**kwargs)
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self.addCleanup(widget.destroy)
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return widget
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def assertEqual2(self, actual, expected, msg=None, eq=object.__eq__):
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if eq(actual, expected):
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return
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self.assertEqual(actual, expected, msg)
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def checkParam(self, widget, name, value, *, expected=_sentinel,
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conv=False, eq=None):
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widget[name] = value
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if expected is _sentinel:
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expected = value
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if conv:
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expected = conv(expected)
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if not self.wantobjects:
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if isinstance(expected, tuple):
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expected = tkinter._join(expected)
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else:
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expected = str(expected)
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if eq is None:
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eq = tcl_obj_eq
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self.assertEqual2(widget[name], expected, eq=eq)
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self.assertEqual2(widget.cget(name), expected, eq=eq)
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# XXX
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if not isinstance(widget, Scale):
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t = widget.configure(name)
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self.assertEqual(len(t), 5)
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self.assertEqual2(t[4], expected, eq=eq)
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def checkInvalidParam(self, widget, name, value, errmsg=None, *,
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keep_orig=True):
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orig = widget[name]
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if errmsg is not None:
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errmsg = errmsg.format(value)
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with self.assertRaises(tkinter.TclError) as cm:
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widget[name] = value
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if errmsg is not None:
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self.assertEqual(str(cm.exception), errmsg)
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if keep_orig:
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self.assertEqual(widget[name], orig)
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else:
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widget[name] = orig
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with self.assertRaises(tkinter.TclError) as cm:
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widget.configure({name: value})
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if errmsg is not None:
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self.assertEqual(str(cm.exception), errmsg)
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if keep_orig:
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self.assertEqual(widget[name], orig)
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else:
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widget[name] = orig
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def checkParams(self, widget, name, *values, **kwargs):
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for value in values:
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self.checkParam(widget, name, value, **kwargs)
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def checkIntegerParam(self, widget, name, *values, **kwargs):
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self.checkParams(widget, name, *values, **kwargs)
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self.checkInvalidParam(widget, name, '',
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errmsg='expected integer but got ""')
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self.checkInvalidParam(widget, name, '10p',
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errmsg='expected integer but got "10p"')
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self.checkInvalidParam(widget, name, 3.2,
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errmsg='expected integer but got "3.2"')
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def checkFloatParam(self, widget, name, *values, conv=float, **kwargs):
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for value in values:
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self.checkParam(widget, name, value, conv=conv, **kwargs)
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self.checkInvalidParam(widget, name, '',
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errmsg='expected floating-point number but got ""')
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self.checkInvalidParam(widget, name, 'spam',
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errmsg='expected floating-point number but got "spam"')
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def checkBooleanParam(self, widget, name):
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for value in (False, 0, 'false', 'no', 'off'):
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self.checkParam(widget, name, value, expected=0)
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for value in (True, 1, 'true', 'yes', 'on'):
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self.checkParam(widget, name, value, expected=1)
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self.checkInvalidParam(widget, name, '',
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errmsg='expected boolean value but got ""')
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self.checkInvalidParam(widget, name, 'spam',
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errmsg='expected boolean value but got "spam"')
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def checkColorParam(self, widget, name, *, allow_empty=None, **kwargs):
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self.checkParams(widget, name,
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'#ff0000', '#00ff00', '#0000ff', '#123456',
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'red', 'green', 'blue', 'white', 'black', 'grey',
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**kwargs)
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self.checkInvalidParam(widget, name, 'spam',
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errmsg='unknown color name "spam"')
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def checkCursorParam(self, widget, name, **kwargs):
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self.checkParams(widget, name, 'arrow', 'watch', 'cross', '',**kwargs)
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if tcl_version >= (8, 5):
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self.checkParam(widget, name, 'none')
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self.checkInvalidParam(widget, name, 'spam',
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errmsg='bad cursor spec "spam"')
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def checkCommandParam(self, widget, name):
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def command(*args):
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pass
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widget[name] = command
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self.assertTrue(widget[name])
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self.checkParams(widget, name, '')
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def checkEnumParam(self, widget, name, *values, errmsg=None, **kwargs):
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self.checkParams(widget, name, *values, **kwargs)
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if errmsg is None:
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errmsg2 = ' %s "{}": must be %s%s or %s' % (
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name,
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', '.join(values[:-1]),
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',' if len(values) > 2 else '',
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values[-1])
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self.checkInvalidParam(widget, name, '',
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errmsg='ambiguous' + errmsg2)
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errmsg = 'bad' + errmsg2
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self.checkInvalidParam(widget, name, 'spam', errmsg=errmsg)
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def checkPixelsParam(self, widget, name, *values,
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conv=None, keep_orig=True, **kwargs):
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if conv is None:
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conv = self._conv_pixels
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for value in values:
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expected = _sentinel
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conv1 = conv
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if isinstance(value, str):
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if conv1 and conv1 is not str:
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expected = pixels_conv(value) * self.scaling
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conv1 = round
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self.checkParam(widget, name, value, expected=expected,
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conv=conv1, **kwargs)
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self.checkInvalidParam(widget, name, '6x',
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errmsg='bad screen distance "6x"', keep_orig=keep_orig)
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self.checkInvalidParam(widget, name, 'spam',
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errmsg='bad screen distance "spam"', keep_orig=keep_orig)
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def checkReliefParam(self, widget, name):
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self.checkParams(widget, name,
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'flat', 'groove', 'raised', 'ridge', 'solid', 'sunken')
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errmsg='bad relief "spam": must be '\
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'flat, groove, raised, ridge, solid, or sunken'
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if tcl_version < (8, 6):
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errmsg = None
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self.checkInvalidParam(widget, name, 'spam',
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errmsg=errmsg)
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def checkImageParam(self, widget, name):
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image = tkinter.PhotoImage('image1')
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self.checkParam(widget, name, image, conv=str)
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self.checkInvalidParam(widget, name, 'spam',
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errmsg='image "spam" doesn\'t exist')
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widget[name] = ''
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def checkVariableParam(self, widget, name, var):
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self.checkParam(widget, name, var, conv=str)
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class StandardOptionsTests:
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STANDARD_OPTIONS = (
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'activebackground', 'activeborderwidth', 'activeforeground', 'anchor',
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'background', 'bitmap', 'borderwidth', 'compound', 'cursor',
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'disabledforeground', 'exportselection', 'font', 'foreground',
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'highlightbackground', 'highlightcolor', 'highlightthickness',
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'image', 'insertbackground', 'insertborderwidth',
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'insertofftime', 'insertontime', 'insertwidth',
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'jump', 'justify', 'orient', 'padx', 'pady', 'relief',
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'repeatdelay', 'repeatinterval',
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'selectbackground', 'selectborderwidth', 'selectforeground',
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'setgrid', 'takefocus', 'text', 'textvariable', 'troughcolor',
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'underline', 'wraplength', 'xscrollcommand', 'yscrollcommand',
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)
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def test_activebackground(self):
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widget = self.create()
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self.checkColorParam(widget, 'activebackground')
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def test_activeborderwidth(self):
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widget = self.create()
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self.checkPixelsParam(widget, 'activeborderwidth',
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0, 1.3, 2.9, 6, -2, '10p')
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def test_activeforeground(self):
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widget = self.create()
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self.checkColorParam(widget, 'activeforeground')
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def test_anchor(self):
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widget = self.create()
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self.checkEnumParam(widget, 'anchor',
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'n', 'ne', 'e', 'se', 's', 'sw', 'w', 'nw', 'center')
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def test_background(self):
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widget = self.create()
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self.checkColorParam(widget, 'background')
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if 'bg' in self.OPTIONS:
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self.checkColorParam(widget, 'bg')
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def test_bitmap(self):
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widget = self.create()
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self.checkParam(widget, 'bitmap', 'questhead')
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self.checkParam(widget, 'bitmap', 'gray50')
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filename = test.support.findfile('python.xbm', subdir='imghdrdata')
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self.checkParam(widget, 'bitmap', '@' + filename)
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# Cocoa Tk widgets don't detect invalid -bitmap values
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# See https://core.tcl.tk/tk/info/31cd33dbf0
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if not ('aqua' in self.root.tk.call('tk', 'windowingsystem') and
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'AppKit' in self.root.winfo_server()):
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self.checkInvalidParam(widget, 'bitmap', 'spam',
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errmsg='bitmap "spam" not defined')
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def test_borderwidth(self):
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widget = self.create()
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self.checkPixelsParam(widget, 'borderwidth',
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0, 1.3, 2.6, 6, -2, '10p')
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if 'bd' in self.OPTIONS:
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self.checkPixelsParam(widget, 'bd', 0, 1.3, 2.6, 6, -2, '10p')
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def test_compound(self):
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widget = self.create()
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self.checkEnumParam(widget, 'compound',
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'bottom', 'center', 'left', 'none', 'right', 'top')
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def test_cursor(self):
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widget = self.create()
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self.checkCursorParam(widget, 'cursor')
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def test_disabledforeground(self):
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widget = self.create()
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self.checkColorParam(widget, 'disabledforeground')
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def test_exportselection(self):
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widget = self.create()
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self.checkBooleanParam(widget, 'exportselection')
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def test_font(self):
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widget = self.create()
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self.checkParam(widget, 'font',
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'-Adobe-Helvetica-Medium-R-Normal--*-120-*-*-*-*-*-*')
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self.checkInvalidParam(widget, 'font', '',
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errmsg='font "" doesn\'t exist')
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def test_foreground(self):
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widget = self.create()
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self.checkColorParam(widget, 'foreground')
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if 'fg' in self.OPTIONS:
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self.checkColorParam(widget, 'fg')
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def test_highlightbackground(self):
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widget = self.create()
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self.checkColorParam(widget, 'highlightbackground')
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def test_highlightcolor(self):
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widget = self.create()
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self.checkColorParam(widget, 'highlightcolor')
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def test_highlightthickness(self):
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widget = self.create()
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self.checkPixelsParam(widget, 'highlightthickness',
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0, 1.3, 2.6, 6, '10p')
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self.checkParam(widget, 'highlightthickness', -2, expected=0,
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conv=self._conv_pixels)
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@unittest.skipIf(sys.platform == 'darwin',
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'crashes with Cocoa Tk (issue19733)')
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def test_image(self):
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widget = self.create()
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self.checkImageParam(widget, 'image')
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def test_insertbackground(self):
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widget = self.create()
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self.checkColorParam(widget, 'insertbackground')
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def test_insertborderwidth(self):
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widget = self.create()
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self.checkPixelsParam(widget, 'insertborderwidth',
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0, 1.3, 2.6, 6, -2, '10p')
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def test_insertofftime(self):
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widget = self.create()
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self.checkIntegerParam(widget, 'insertofftime', 100)
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def test_insertontime(self):
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widget = self.create()
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self.checkIntegerParam(widget, 'insertontime', 100)
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def test_insertwidth(self):
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widget = self.create()
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self.checkPixelsParam(widget, 'insertwidth', 1.3, 2.6, -2, '10p')
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def test_jump(self):
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widget = self.create()
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self.checkBooleanParam(widget, 'jump')
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def test_justify(self):
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widget = self.create()
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self.checkEnumParam(widget, 'justify', 'left', 'right', 'center',
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errmsg='bad justification "{}": must be '
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'left, right, or center')
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self.checkInvalidParam(widget, 'justify', '',
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errmsg='ambiguous justification "": must be '
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'left, right, or center')
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def test_orient(self):
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widget = self.create()
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self.assertEqual(str(widget['orient']), self.default_orient)
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self.checkEnumParam(widget, 'orient', 'horizontal', 'vertical')
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def test_padx(self):
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widget = self.create()
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self.checkPixelsParam(widget, 'padx', 3, 4.4, 5.6, -2, '12m',
|
||
|
|
conv=self._conv_pad_pixels)
|
||
|
|
|
||
|
|
def test_pady(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkPixelsParam(widget, 'pady', 3, 4.4, 5.6, -2, '12m',
|
||
|
|
conv=self._conv_pad_pixels)
|
||
|
|
|
||
|
|
def test_relief(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkReliefParam(widget, 'relief')
|
||
|
|
|
||
|
|
def test_repeatdelay(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkIntegerParam(widget, 'repeatdelay', -500, 500)
|
||
|
|
|
||
|
|
def test_repeatinterval(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkIntegerParam(widget, 'repeatinterval', -500, 500)
|
||
|
|
|
||
|
|
def test_selectbackground(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkColorParam(widget, 'selectbackground')
|
||
|
|
|
||
|
|
def test_selectborderwidth(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkPixelsParam(widget, 'selectborderwidth', 1.3, 2.6, -2, '10p')
|
||
|
|
|
||
|
|
def test_selectforeground(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkColorParam(widget, 'selectforeground')
|
||
|
|
|
||
|
|
def test_setgrid(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkBooleanParam(widget, 'setgrid')
|
||
|
|
|
||
|
|
def test_state(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkEnumParam(widget, 'state', 'active', 'disabled', 'normal')
|
||
|
|
|
||
|
|
def test_takefocus(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkParams(widget, 'takefocus', '0', '1', '')
|
||
|
|
|
||
|
|
def test_text(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkParams(widget, 'text', '', 'any string')
|
||
|
|
|
||
|
|
def test_textvariable(self):
|
||
|
|
widget = self.create()
|
||
|
|
var = tkinter.StringVar()
|
||
|
|
self.checkVariableParam(widget, 'textvariable', var)
|
||
|
|
|
||
|
|
def test_troughcolor(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkColorParam(widget, 'troughcolor')
|
||
|
|
|
||
|
|
def test_underline(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkIntegerParam(widget, 'underline', 0, 1, 10)
|
||
|
|
|
||
|
|
def test_wraplength(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkPixelsParam(widget, 'wraplength', 100)
|
||
|
|
|
||
|
|
def test_xscrollcommand(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkCommandParam(widget, 'xscrollcommand')
|
||
|
|
|
||
|
|
def test_yscrollcommand(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkCommandParam(widget, 'yscrollcommand')
|
||
|
|
|
||
|
|
# non-standard but common options
|
||
|
|
|
||
|
|
def test_command(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkCommandParam(widget, 'command')
|
||
|
|
|
||
|
|
def test_indicatoron(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkBooleanParam(widget, 'indicatoron')
|
||
|
|
|
||
|
|
def test_offrelief(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkReliefParam(widget, 'offrelief')
|
||
|
|
|
||
|
|
def test_overrelief(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkReliefParam(widget, 'overrelief')
|
||
|
|
|
||
|
|
def test_selectcolor(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkColorParam(widget, 'selectcolor')
|
||
|
|
|
||
|
|
def test_selectimage(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkImageParam(widget, 'selectimage')
|
||
|
|
|
||
|
|
@requires_tcl(8, 5)
|
||
|
|
def test_tristateimage(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkImageParam(widget, 'tristateimage')
|
||
|
|
|
||
|
|
@requires_tcl(8, 5)
|
||
|
|
def test_tristatevalue(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkParam(widget, 'tristatevalue', 'unknowable')
|
||
|
|
|
||
|
|
def test_variable(self):
|
||
|
|
widget = self.create()
|
||
|
|
var = tkinter.DoubleVar()
|
||
|
|
self.checkVariableParam(widget, 'variable', var)
|
||
|
|
|
||
|
|
|
||
|
|
class IntegerSizeTests:
|
||
|
|
def test_height(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkIntegerParam(widget, 'height', 100, -100, 0)
|
||
|
|
|
||
|
|
def test_width(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkIntegerParam(widget, 'width', 402, -402, 0)
|
||
|
|
|
||
|
|
|
||
|
|
class PixelSizeTests:
|
||
|
|
def test_height(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkPixelsParam(widget, 'height', 100, 101.2, 102.6, -100, 0, '3c')
|
||
|
|
|
||
|
|
def test_width(self):
|
||
|
|
widget = self.create()
|
||
|
|
self.checkPixelsParam(widget, 'width', 402, 403.4, 404.6, -402, 0, '5i')
|
||
|
|
|
||
|
|
|
||
|
|
def add_standard_options(*source_classes):
|
||
|
|
# This decorator adds test_xxx methods from source classes for every xxx
|
||
|
|
# option in the OPTIONS class attribute if they are not defined explicitly.
|
||
|
|
def decorator(cls):
|
||
|
|
for option in cls.OPTIONS:
|
||
|
|
methodname = 'test_' + option
|
||
|
|
if not hasattr(cls, methodname):
|
||
|
|
for source_class in source_classes:
|
||
|
|
if hasattr(source_class, methodname):
|
||
|
|
setattr(cls, methodname,
|
||
|
|
getattr(source_class, methodname))
|
||
|
|
break
|
||
|
|
else:
|
||
|
|
def test(self, option=option):
|
||
|
|
widget = self.create()
|
||
|
|
widget[option]
|
||
|
|
raise AssertionError('Option "%s" is not tested in %s' %
|
||
|
|
(option, cls.__name__))
|
||
|
|
test.__name__ = methodname
|
||
|
|
setattr(cls, methodname, test)
|
||
|
|
return cls
|
||
|
|
return decorator
|
||
|
|
|
||
|
|
def setUpModule():
|
||
|
|
if test.support.verbose:
|
||
|
|
tcl = tkinter.Tcl()
|
||
|
|
print('patchlevel =', tcl.call('info', 'patchlevel'))
|