mirror of https://github.com/python/cpython
158 lines
4.5 KiB
Python
158 lines
4.5 KiB
Python
#!/usr/bin/env python
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import unittest
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import os
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from test import test_support
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from tkinter import Tcl
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from _tkinter import TclError
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class TclTest(unittest.TestCase):
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def setUp(self):
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self.interp = Tcl()
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def testEval(self):
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tcl = self.interp
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tcl.eval('set a 1')
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self.assertEqual(tcl.eval('set a'),'1')
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def testEvalException(self):
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tcl = self.interp
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self.assertRaises(TclError,tcl.eval,'set a')
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def testEvalException2(self):
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tcl = self.interp
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self.assertRaises(TclError,tcl.eval,'this is wrong')
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def testCall(self):
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tcl = self.interp
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tcl.call('set','a','1')
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self.assertEqual(tcl.call('set','a'),'1')
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def testCallException(self):
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tcl = self.interp
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self.assertRaises(TclError,tcl.call,'set','a')
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def testCallException2(self):
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tcl = self.interp
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self.assertRaises(TclError,tcl.call,'this','is','wrong')
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def testSetVar(self):
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tcl = self.interp
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tcl.setvar('a','1')
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self.assertEqual(tcl.eval('set a'),'1')
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def testSetVarArray(self):
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tcl = self.interp
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tcl.setvar('a(1)','1')
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self.assertEqual(tcl.eval('set a(1)'),'1')
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def testGetVar(self):
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tcl = self.interp
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tcl.eval('set a 1')
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self.assertEqual(tcl.getvar('a'),'1')
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def testGetVarArray(self):
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tcl = self.interp
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tcl.eval('set a(1) 1')
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self.assertEqual(tcl.getvar('a(1)'),'1')
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def testGetVarException(self):
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tcl = self.interp
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self.assertRaises(TclError,tcl.getvar,'a')
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def testGetVarArrayException(self):
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tcl = self.interp
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self.assertRaises(TclError,tcl.getvar,'a(1)')
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def testUnsetVar(self):
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tcl = self.interp
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tcl.setvar('a',1)
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self.assertEqual(tcl.eval('info exists a'),'1')
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tcl.unsetvar('a')
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self.assertEqual(tcl.eval('info exists a'),'0')
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def testUnsetVarArray(self):
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tcl = self.interp
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tcl.setvar('a(1)',1)
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tcl.setvar('a(2)',2)
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self.assertEqual(tcl.eval('info exists a(1)'),'1')
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self.assertEqual(tcl.eval('info exists a(2)'),'1')
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tcl.unsetvar('a(1)')
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self.assertEqual(tcl.eval('info exists a(1)'),'0')
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self.assertEqual(tcl.eval('info exists a(2)'),'1')
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def testUnsetVarException(self):
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tcl = self.interp
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self.assertRaises(TclError,tcl.unsetvar,'a')
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def testEvalFile(self):
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tcl = self.interp
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filename = "testEvalFile.tcl"
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fd = open(filename,'w')
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script = """set a 1
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set b 2
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set c [ expr $a + $b ]
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"""
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fd.write(script)
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fd.close()
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tcl.evalfile(filename)
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os.remove(filename)
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self.assertEqual(tcl.eval('set a'),'1')
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self.assertEqual(tcl.eval('set b'),'2')
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self.assertEqual(tcl.eval('set c'),'3')
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def testEvalFileException(self):
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tcl = self.interp
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filename = "doesnotexists"
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try:
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os.remove(filename)
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except Exception,e:
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pass
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self.assertRaises(TclError,tcl.evalfile,filename)
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def testPackageRequireException(self):
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tcl = self.interp
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self.assertRaises(TclError,tcl.eval,'package require DNE')
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def testLoadTk(self):
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import os
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if 'DISPLAY' not in os.environ:
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# skipping test of clean upgradeability
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return
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tcl = Tcl()
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self.assertRaises(TclError,tcl.winfo_geometry)
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tcl.loadtk()
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self.assertEqual('1x1+0+0', tcl.winfo_geometry())
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tcl.destroy()
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def testLoadTkFailure(self):
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import os
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old_display = None
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import sys
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if sys.platform.startswith(('win', 'darwin', 'cygwin')):
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return # no failure possible on windows?
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if 'DISPLAY' in os.environ:
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old_display = os.environ['DISPLAY']
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del os.environ['DISPLAY']
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# on some platforms, deleting environment variables
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# doesn't actually carry through to the process level
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# because they don't support unsetenv
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# If that's the case, abort.
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display = os.popen('echo $DISPLAY').read().strip()
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if display:
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return
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try:
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tcl = Tcl()
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self.assertRaises(TclError, tcl.winfo_geometry)
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self.assertRaises(TclError, tcl.loadtk)
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finally:
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if old_display is not None:
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os.environ['DISPLAY'] = old_display
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def test_main():
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test_support.run_unittest(TclTest)
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if __name__ == "__main__":
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test_main()
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