mirror of https://github.com/python/cpython
Issue #27067: Improved curses tests.
This commit is contained in:
Serhiy Storchaka
parent
732ba821ca
commit
0eb39e7886
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@ -24,19 +24,39 @@ requires('curses')
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# If either of these don't exist, skip the tests.
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curses = import_module('curses')
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curses.panel = import_module('curses.panel')
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import_module('curses.panel')
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import_module('curses.ascii')
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term = os.environ.get('TERM', 'unknown')
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def requires_curses_func(name):
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return unittest.skipUnless(hasattr(curses, name),
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'requires curses.%s' % name)
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@unittest.skipUnless(sys.__stdout__.isatty(), 'sys.__stdout__ is not a tty')
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@unittest.skipIf(term == 'unknown',
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term = os.environ.get('TERM')
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# If newterm was supported we could use it instead of initscr and not exit
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@unittest.skipIf(not term or term == 'unknown',
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"$TERM=%r, calling initscr() may cause exit" % term)
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@unittest.skipIf(sys.platform == "cygwin",
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"cygwin's curses mostly just hangs")
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class TestCurses(unittest.TestCase):
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@classmethod
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def setUpClass(cls):
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curses.setupterm(fd=sys.__stdout__.fileno())
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if not sys.__stdout__.isatty():
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cls.tmp = tempfile.TemporaryFile()
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fd = cls.tmp.fileno()
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else:
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cls.tmp = None
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fd = sys.__stdout__.fileno()
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# testing setupterm() inside initscr/endwin
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# causes terminal breakage
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curses.setupterm(fd=fd)
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@classmethod
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def tearDownClass(cls):
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if cls.tmp:
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cls.tmp.close()
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del cls.tmp
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def setUp(self):
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if verbose:
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@ -59,7 +79,8 @@ class TestCurses(unittest.TestCase):
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for meth in [stdscr.addch, stdscr.addstr]:
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for args in [('a'), ('a', curses.A_BOLD),
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(4,4, 'a'), (5,5, 'a', curses.A_BOLD)]:
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meth(*args)
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with self.subTest(meth=meth.__qualname__, args=args):
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meth(*args)
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for meth in [stdscr.box, stdscr.clear, stdscr.clrtobot,
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stdscr.clrtoeol, stdscr.cursyncup, stdscr.delch,
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@ -70,7 +91,8 @@ class TestCurses(unittest.TestCase):
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win.noutrefresh, stdscr.redrawwin, stdscr.refresh,
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stdscr.standout, stdscr.standend, stdscr.syncdown,
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stdscr.syncup, stdscr.touchwin, stdscr.untouchwin]:
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meth()
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with self.subTest(meth=meth.__qualname__):
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meth()
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stdscr.addnstr('1234', 3)
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stdscr.addnstr('1234', 3, curses.A_BOLD)
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@ -166,7 +188,6 @@ class TestCurses(unittest.TestCase):
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def test_module_funcs(self):
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"Test module-level functions"
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stdscr = self.stdscr
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for func in [curses.baudrate, curses.beep, curses.can_change_color,
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curses.cbreak, curses.def_prog_mode, curses.doupdate,
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curses.filter, curses.flash, curses.flushinp,
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@ -176,7 +197,8 @@ class TestCurses(unittest.TestCase):
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curses.noqiflush, curses.noraw,
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curses.reset_prog_mode, curses.termattrs,
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curses.termname, curses.erasechar, curses.getsyx]:
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func()
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with self.subTest(func=func.__qualname__):
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func()
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# Functions that actually need arguments
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if curses.tigetstr("cnorm"):
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@ -184,11 +206,10 @@ class TestCurses(unittest.TestCase):
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curses.delay_output(1)
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curses.echo() ; curses.echo(1)
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f = tempfile.TemporaryFile()
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stdscr.putwin(f)
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f.seek(0)
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curses.getwin(f)
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f.close()
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with tempfile.TemporaryFile() as f:
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self.stdscr.putwin(f)
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f.seek(0)
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curses.getwin(f)
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curses.halfdelay(1)
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curses.intrflush(1)
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@ -211,51 +232,37 @@ class TestCurses(unittest.TestCase):
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curses.ungetch('a')
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curses.use_env(1)
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# Functions only available on a few platforms
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if curses.has_colors():
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curses.start_color()
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curses.init_pair(2, 1,1)
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curses.color_content(1)
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curses.color_pair(2)
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curses.pair_content(curses.COLOR_PAIRS - 1)
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curses.pair_number(0)
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# Functions only available on a few platforms
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def test_colors_funcs(self):
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if not curses.has_colors():
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self.skip('requires colors support')
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curses.start_color()
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curses.init_pair(2, 1,1)
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curses.color_content(1)
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curses.color_pair(2)
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curses.pair_content(curses.COLOR_PAIRS - 1)
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curses.pair_number(0)
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if hasattr(curses, 'use_default_colors'):
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curses.use_default_colors()
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if hasattr(curses, 'use_default_colors'):
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curses.use_default_colors()
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if hasattr(curses, 'keyname'):
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curses.keyname(13)
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@requires_curses_func('keyname')
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def test_keyname(self):
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curses.keyname(13)
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if hasattr(curses, 'has_key'):
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curses.has_key(13)
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if hasattr(curses, 'getmouse'):
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(availmask, oldmask) = curses.mousemask(curses.BUTTON1_PRESSED)
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# availmask indicates that mouse stuff not available.
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if availmask != 0:
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curses.mouseinterval(10)
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# just verify these don't cause errors
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curses.ungetmouse(0, 0, 0, 0, curses.BUTTON1_PRESSED)
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m = curses.getmouse()
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if hasattr(curses, 'is_term_resized'):
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curses.is_term_resized(*stdscr.getmaxyx())
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if hasattr(curses, 'resizeterm'):
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curses.resizeterm(*stdscr.getmaxyx())
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if hasattr(curses, 'resize_term'):
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curses.resize_term(*stdscr.getmaxyx())
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def test_unctrl(self):
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from curses import ascii
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for ch, expected in [('a', 'a'), ('A', 'A'),
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(';', ';'), (' ', ' '),
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('\x7f', '^?'), ('\n', '^J'), ('\0', '^@'),
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# Meta-bit characters
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('\x8a', '!^J'), ('\xc1', '!A'),
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]:
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self.assertEqual(ascii.unctrl(ch), expected,
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'curses.unctrl fails on character %r' % ch)
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@requires_curses_func('has_key')
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def test_has_key(self):
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curses.has_key(13)
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@requires_curses_func('getmouse')
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def test_getmouse(self):
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(availmask, oldmask) = curses.mousemask(curses.BUTTON1_PRESSED)
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if availmask == 0:
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self.skip('mouse stuff not available')
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curses.mouseinterval(10)
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# just verify these don't cause errors
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curses.ungetmouse(0, 0, 0, 0, curses.BUTTON1_PRESSED)
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m = curses.getmouse()
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def test_userptr_without_set(self):
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w = curses.newwin(10, 10)
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@ -289,9 +296,17 @@ class TestCurses(unittest.TestCase):
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panel = curses.panel.new_panel(self.stdscr)
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self.assertRaises(TypeError, type(panel))
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@unittest.skipUnless(hasattr(curses, 'resizeterm'),
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'resizeterm not available')
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@requires_curses_func('is_term_resized')
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def test_is_term_resized(self):
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curses.is_term_resized(*self.stdscr.getmaxyx())
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@requires_curses_func('resize_term')
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def test_resize_term(self):
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curses.resize_term(*self.stdscr.getmaxyx())
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@requires_curses_func('resizeterm')
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def test_resizeterm(self):
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stdscr = self.stdscr
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lines, cols = curses.LINES, curses.COLS
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new_lines = lines - 1
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new_cols = cols + 1
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@ -304,8 +319,7 @@ class TestCurses(unittest.TestCase):
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curses.ungetch(1025)
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self.stdscr.getkey()
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@unittest.skipUnless(hasattr(curses, 'unget_wch'),
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'unget_wch not available')
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@requires_curses_func('unget_wch')
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def test_unget_wch(self):
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stdscr = self.stdscr
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encoding = stdscr.encoding
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@ -330,17 +344,14 @@ class TestCurses(unittest.TestCase):
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def test_issue10570(self):
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b = curses.tparm(curses.tigetstr("cup"), 5, 3)
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self.assertIs(type(b), bytes)
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curses.putp(b)
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def test_encoding(self):
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stdscr = self.stdscr
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import codecs
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encoding = stdscr.encoding
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codecs.lookup(encoding)
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with self.assertRaises(TypeError):
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stdscr.encoding = 10
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stdscr.encoding = encoding
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with self.assertRaises(TypeError):
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del stdscr.encoding
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@ -371,8 +382,10 @@ class TestCurses(unittest.TestCase):
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# be reasonably certain the generated parsing code will be
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# correct too.
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human_readable_signature = stdscr.addch.__doc__.split("\n")[0]
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offset = human_readable_signature.find("[y, x,]")
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assert offset >= 0, ""
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self.assertIn("[y, x,]", human_readable_signature)
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class MiscTests(unittest.TestCase):
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def test_update_lines_cols(self):
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# this doesn't actually test that LINES and COLS are updated,
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@ -382,5 +395,21 @@ class TestCurses(unittest.TestCase):
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curses.update_lines_cols()
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class TestAscii(unittest.TestCase):
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def test_unctrl(self):
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unctrl = curses.ascii.unctrl
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self.assertEqual(unctrl('a'), 'a')
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self.assertEqual(unctrl('A'), 'A')
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self.assertEqual(unctrl(';'), ';')
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self.assertEqual(unctrl(' '), ' ')
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self.assertEqual(unctrl('\x7f'), '^?')
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self.assertEqual(unctrl('\n'), '^J')
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self.assertEqual(unctrl('\0'), '^@')
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# Meta-bit characters
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self.assertEqual(unctrl('\x8a'), '!^J')
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self.assertEqual(unctrl('\xc1'), '!A')
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if __name__ == '__main__':
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unittest.main()
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