diff options
Diffstat (limited to 'Lib/idlelib/idle_test/test_config.py')
| -rw-r--r-- | Lib/idlelib/idle_test/test_config.py | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/Lib/idlelib/idle_test/test_config.py b/Lib/idlelib/idle_test/test_config.py new file mode 100644 index 0000000000..a3fa1a341a --- /dev/null +++ b/Lib/idlelib/idle_test/test_config.py @@ -0,0 +1,160 @@ +'''Test idlelib.config. + +Much is tested by opening config dialog live or in test_configdialog. +Coverage: 27% +''' +from sys import modules +from test.support import captured_stderr +from tkinter import Tk +import unittest +from idlelib import config + +# Tests should not depend on fortuitous user configurations. +# They must not affect actual user .cfg files. +# Replace user parsers with empty parsers that cannot be saved. + +idleConf = config.idleConf +usercfg = idleConf.userCfg +testcfg = {} +usermain = testcfg['main'] = config.IdleUserConfParser('') # filename +userhigh = testcfg['highlight'] = config.IdleUserConfParser('') +userkeys = testcfg['keys'] = config.IdleUserConfParser('') + +def setUpModule(): + idleConf.userCfg = testcfg + +def tearDownModule(): + idleConf.userCfg = usercfg + + +class CurrentColorKeysTest(unittest.TestCase): + """ Test colorkeys function with user config [Theme] and [Keys] patterns. + + colorkeys = config.IdleConf.current_colors_and_keys + Test all patterns written by IDLE and some errors + Item 'default' should really be 'builtin' (versus 'custom). + """ + colorkeys = idleConf.current_colors_and_keys + default_theme = 'IDLE Classic' + default_keys = idleConf.default_keys() + + def test_old_builtin_theme(self): + # On initial installation, user main is blank. + self.assertEqual(self.colorkeys('Theme'), self.default_theme) + # For old default, name2 must be blank. + usermain.read_string(''' + [Theme] + default = True + ''') + # IDLE omits 'name' for default old builtin theme. + self.assertEqual(self.colorkeys('Theme'), self.default_theme) + # IDLE adds 'name' for non-default old builtin theme. + usermain['Theme']['name'] = 'IDLE New' + self.assertEqual(self.colorkeys('Theme'), 'IDLE New') + # Erroneous non-default old builtin reverts to default. + usermain['Theme']['name'] = 'non-existent' + self.assertEqual(self.colorkeys('Theme'), self.default_theme) + usermain.remove_section('Theme') + + def test_new_builtin_theme(self): + # IDLE writes name2 for new builtins. + usermain.read_string(''' + [Theme] + default = True + name2 = IDLE Dark + ''') + self.assertEqual(self.colorkeys('Theme'), 'IDLE Dark') + # Leftover 'name', not removed, is ignored. + usermain['Theme']['name'] = 'IDLE New' + self.assertEqual(self.colorkeys('Theme'), 'IDLE Dark') + # Erroneous non-default new builtin reverts to default. + usermain['Theme']['name2'] = 'non-existent' + self.assertEqual(self.colorkeys('Theme'), self.default_theme) + usermain.remove_section('Theme') + + def test_user_override_theme(self): + # Erroneous custom name (no definition) reverts to default. + usermain.read_string(''' + [Theme] + default = False + name = Custom Dark + ''') + self.assertEqual(self.colorkeys('Theme'), self.default_theme) + # Custom name is valid with matching Section name. + userhigh.read_string('[Custom Dark]\na=b') + self.assertEqual(self.colorkeys('Theme'), 'Custom Dark') + # Name2 is ignored. + usermain['Theme']['name2'] = 'non-existent' + self.assertEqual(self.colorkeys('Theme'), 'Custom Dark') + usermain.remove_section('Theme') + userhigh.remove_section('Custom Dark') + + def test_old_builtin_keys(self): + # On initial installation, user main is blank. + self.assertEqual(self.colorkeys('Keys'), self.default_keys) + # For old default, name2 must be blank, name is always used. + usermain.read_string(''' + [Keys] + default = True + name = IDLE Classic Unix + ''') + self.assertEqual(self.colorkeys('Keys'), 'IDLE Classic Unix') + # Erroneous non-default old builtin reverts to default. + usermain['Keys']['name'] = 'non-existent' + self.assertEqual(self.colorkeys('Keys'), self.default_keys) + usermain.remove_section('Keys') + + def test_new_builtin_keys(self): + # IDLE writes name2 for new builtins. + usermain.read_string(''' + [Keys] + default = True + name2 = IDLE Modern Unix + ''') + self.assertEqual(self.colorkeys('Keys'), 'IDLE Modern Unix') + # Leftover 'name', not removed, is ignored. + usermain['Keys']['name'] = 'IDLE Classic Unix' + self.assertEqual(self.colorkeys('Keys'), 'IDLE Modern Unix') + # Erroneous non-default new builtin reverts to default. + usermain['Keys']['name2'] = 'non-existent' + self.assertEqual(self.colorkeys('Keys'), self.default_keys) + usermain.remove_section('Keys') + + def test_user_override_keys(self): + # Erroneous custom name (no definition) reverts to default. + usermain.read_string(''' + [Keys] + default = False + name = Custom Keys + ''') + self.assertEqual(self.colorkeys('Keys'), self.default_keys) + # Custom name is valid with matching Section name. + userkeys.read_string('[Custom Keys]\na=b') + self.assertEqual(self.colorkeys('Keys'), 'Custom Keys') + # Name2 is ignored. + usermain['Keys']['name2'] = 'non-existent' + self.assertEqual(self.colorkeys('Keys'), 'Custom Keys') + usermain.remove_section('Keys') + userkeys.remove_section('Custom Keys') + + +class WarningTest(unittest.TestCase): + + def test_warn(self): + Equal = self.assertEqual + config._warned = set() + with captured_stderr() as stderr: + config._warn('warning', 'key') + Equal(config._warned, {('warning','key')}) + Equal(stderr.getvalue(), 'warning'+'\n') + with captured_stderr() as stderr: + config._warn('warning', 'key') + Equal(stderr.getvalue(), '') + with captured_stderr() as stderr: + config._warn('warn2', 'yek') + Equal(config._warned, {('warning','key'), ('warn2','yek')}) + Equal(stderr.getvalue(), 'warn2'+'\n') + + +if __name__ == '__main__': + unittest.main(verbosity=2) |