| # |
| # Test script for the curses module |
| # |
| # This script doesn't actually display anything very coherent. but it |
| # does call (nearly) every method and function. |
| # |
| # Functions not tested: {def,reset}_{shell,prog}_mode, getch(), getstr(), |
| # init_color() |
| # Only called, not tested: getmouse(), ungetmouse() |
| # |
| |
| import os |
| import sys |
| import tempfile |
| import unittest |
| |
| from test.support import requires, import_module, verbose |
| |
| # Optionally test curses module. This currently requires that the |
| # 'curses' resource be given on the regrtest command line using the -u |
| # option. If not available, nothing after this line will be executed. |
| import inspect |
| requires('curses') |
| |
| # If either of these don't exist, skip the tests. |
| curses = import_module('curses') |
| curses.panel = import_module('curses.panel') |
| |
| term = os.environ.get('TERM', 'unknown') |
| |
| @unittest.skipUnless(sys.__stdout__.isatty(), 'sys.__stdout__ is not a tty') |
| @unittest.skipIf(term == 'unknown', |
| "$TERM=%r, calling initscr() may cause exit" % term) |
| @unittest.skipIf(sys.platform == "cygwin", |
| "cygwin's curses mostly just hangs") |
| class TestCurses(unittest.TestCase): |
| @classmethod |
| def setUpClass(cls): |
| curses.setupterm(fd=sys.__stdout__.fileno()) |
| |
| def setUp(self): |
| if verbose: |
| # just to make the test output a little more readable |
| print() |
| self.stdscr = curses.initscr() |
| curses.savetty() |
| |
| def tearDown(self): |
| curses.resetty() |
| curses.endwin() |
| |
| def test_window_funcs(self): |
| "Test the methods of windows" |
| stdscr = self.stdscr |
| win = curses.newwin(10,10) |
| win = curses.newwin(5,5, 5,5) |
| win2 = curses.newwin(15,15, 5,5) |
| |
| for meth in [stdscr.addch, stdscr.addstr]: |
| for args in [('a'), ('a', curses.A_BOLD), |
| (4,4, 'a'), (5,5, 'a', curses.A_BOLD)]: |
| meth(*args) |
| |
| for meth in [stdscr.box, stdscr.clear, stdscr.clrtobot, |
| stdscr.clrtoeol, stdscr.cursyncup, stdscr.delch, |
| stdscr.deleteln, stdscr.erase, stdscr.getbegyx, |
| stdscr.getbkgd, stdscr.getkey, stdscr.getmaxyx, |
| stdscr.getparyx, stdscr.getyx, stdscr.inch, |
| stdscr.insertln, stdscr.instr, stdscr.is_wintouched, |
| win.noutrefresh, stdscr.redrawwin, stdscr.refresh, |
| stdscr.standout, stdscr.standend, stdscr.syncdown, |
| stdscr.syncup, stdscr.touchwin, stdscr.untouchwin]: |
| meth() |
| |
| stdscr.addnstr('1234', 3) |
| stdscr.addnstr('1234', 3, curses.A_BOLD) |
| stdscr.addnstr(4,4, '1234', 3) |
| stdscr.addnstr(5,5, '1234', 3, curses.A_BOLD) |
| |
| stdscr.attron(curses.A_BOLD) |
| stdscr.attroff(curses.A_BOLD) |
| stdscr.attrset(curses.A_BOLD) |
| stdscr.bkgd(' ') |
| stdscr.bkgd(' ', curses.A_REVERSE) |
| stdscr.bkgdset(' ') |
| stdscr.bkgdset(' ', curses.A_REVERSE) |
| |
| win.border(65, 66, 67, 68, |
| 69, 70, 71, 72) |
| win.border('|', '!', '-', '_', |
| '+', '\\', '#', '/') |
| with self.assertRaises(TypeError, |
| msg="Expected win.border() to raise TypeError"): |
| win.border(65, 66, 67, 68, |
| 69, [], 71, 72) |
| |
| stdscr.clearok(1) |
| |
| win4 = stdscr.derwin(2,2) |
| win4 = stdscr.derwin(1,1, 5,5) |
| win4.mvderwin(9,9) |
| |
| stdscr.echochar('a') |
| stdscr.echochar('a', curses.A_BOLD) |
| stdscr.hline('-', 5) |
| stdscr.hline('-', 5, curses.A_BOLD) |
| stdscr.hline(1,1,'-', 5) |
| stdscr.hline(1,1,'-', 5, curses.A_BOLD) |
| |
| stdscr.idcok(1) |
| stdscr.idlok(1) |
| stdscr.immedok(1) |
| stdscr.insch('c') |
| stdscr.insdelln(1) |
| stdscr.insnstr('abc', 3) |
| stdscr.insnstr('abc', 3, curses.A_BOLD) |
| stdscr.insnstr(5, 5, 'abc', 3) |
| stdscr.insnstr(5, 5, 'abc', 3, curses.A_BOLD) |
| |
| stdscr.insstr('def') |
| stdscr.insstr('def', curses.A_BOLD) |
| stdscr.insstr(5, 5, 'def') |
| stdscr.insstr(5, 5, 'def', curses.A_BOLD) |
| stdscr.is_linetouched(0) |
| stdscr.keypad(1) |
| stdscr.leaveok(1) |
| stdscr.move(3,3) |
| win.mvwin(2,2) |
| stdscr.nodelay(1) |
| stdscr.notimeout(1) |
| win2.overlay(win) |
| win2.overwrite(win) |
| win2.overlay(win, 1, 2, 2, 1, 3, 3) |
| win2.overwrite(win, 1, 2, 2, 1, 3, 3) |
| stdscr.redrawln(1,2) |
| |
| stdscr.scrollok(1) |
| stdscr.scroll() |
| stdscr.scroll(2) |
| stdscr.scroll(-3) |
| |
| stdscr.move(12, 2) |
| stdscr.setscrreg(10,15) |
| win3 = stdscr.subwin(10,10) |
| win3 = stdscr.subwin(10,10, 5,5) |
| stdscr.syncok(1) |
| stdscr.timeout(5) |
| stdscr.touchline(5,5) |
| stdscr.touchline(5,5,0) |
| stdscr.vline('a', 3) |
| stdscr.vline('a', 3, curses.A_STANDOUT) |
| stdscr.chgat(5, 2, 3, curses.A_BLINK) |
| stdscr.chgat(3, curses.A_BOLD) |
| stdscr.chgat(5, 8, curses.A_UNDERLINE) |
| stdscr.chgat(curses.A_BLINK) |
| stdscr.refresh() |
| |
| stdscr.vline(1,1, 'a', 3) |
| stdscr.vline(1,1, 'a', 3, curses.A_STANDOUT) |
| |
| if hasattr(curses, 'resize'): |
| stdscr.resize() |
| if hasattr(curses, 'enclose'): |
| stdscr.enclose() |
| |
| |
| def test_module_funcs(self): |
| "Test module-level functions" |
| stdscr = self.stdscr |
| for func in [curses.baudrate, curses.beep, curses.can_change_color, |
| curses.cbreak, curses.def_prog_mode, curses.doupdate, |
| curses.filter, curses.flash, curses.flushinp, |
| curses.has_colors, curses.has_ic, curses.has_il, |
| curses.isendwin, curses.killchar, curses.longname, |
| curses.nocbreak, curses.noecho, curses.nonl, |
| curses.noqiflush, curses.noraw, |
| curses.reset_prog_mode, curses.termattrs, |
| curses.termname, curses.erasechar, curses.getsyx]: |
| func() |
| |
| # Functions that actually need arguments |
| if curses.tigetstr("cnorm"): |
| curses.curs_set(1) |
| curses.delay_output(1) |
| curses.echo() ; curses.echo(1) |
| |
| f = tempfile.TemporaryFile() |
| stdscr.putwin(f) |
| f.seek(0) |
| curses.getwin(f) |
| f.close() |
| |
| curses.halfdelay(1) |
| curses.intrflush(1) |
| curses.meta(1) |
| curses.napms(100) |
| curses.newpad(50,50) |
| win = curses.newwin(5,5) |
| win = curses.newwin(5,5, 1,1) |
| curses.nl() ; curses.nl(1) |
| curses.putp(b'abc') |
| curses.qiflush() |
| curses.raw() ; curses.raw(1) |
| curses.setsyx(5,5) |
| curses.tigetflag('hc') |
| curses.tigetnum('co') |
| curses.tigetstr('cr') |
| curses.tparm(b'cr') |
| curses.typeahead(sys.__stdin__.fileno()) |
| curses.unctrl('a') |
| curses.ungetch('a') |
| curses.use_env(1) |
| |
| # Functions only available on a few platforms |
| if curses.has_colors(): |
| curses.start_color() |
| curses.init_pair(2, 1,1) |
| curses.color_content(1) |
| curses.color_pair(2) |
| curses.pair_content(curses.COLOR_PAIRS - 1) |
| curses.pair_number(0) |
| |
| if hasattr(curses, 'use_default_colors'): |
| curses.use_default_colors() |
| |
| if hasattr(curses, 'keyname'): |
| curses.keyname(13) |
| |
| if hasattr(curses, 'has_key'): |
| curses.has_key(13) |
| |
| if hasattr(curses, 'getmouse'): |
| (availmask, oldmask) = curses.mousemask(curses.BUTTON1_PRESSED) |
| # availmask indicates that mouse stuff not available. |
| if availmask != 0: |
| curses.mouseinterval(10) |
| # just verify these don't cause errors |
| curses.ungetmouse(0, 0, 0, 0, curses.BUTTON1_PRESSED) |
| m = curses.getmouse() |
| |
| if hasattr(curses, 'is_term_resized'): |
| curses.is_term_resized(*stdscr.getmaxyx()) |
| if hasattr(curses, 'resizeterm'): |
| curses.resizeterm(*stdscr.getmaxyx()) |
| if hasattr(curses, 'resize_term'): |
| curses.resize_term(*stdscr.getmaxyx()) |
| |
| def test_unctrl(self): |
| from curses import ascii |
| for ch, expected in [('a', 'a'), ('A', 'A'), |
| (';', ';'), (' ', ' '), |
| ('\x7f', '^?'), ('\n', '^J'), ('\0', '^@'), |
| # Meta-bit characters |
| ('\x8a', '!^J'), ('\xc1', '!A'), |
| ]: |
| self.assertEqual(ascii.unctrl(ch), expected, |
| 'curses.unctrl fails on character %r' % ch) |
| |
| |
| def test_userptr_without_set(self): |
| w = curses.newwin(10, 10) |
| p = curses.panel.new_panel(w) |
| # try to access userptr() before calling set_userptr() -- segfaults |
| with self.assertRaises(curses.panel.error, |
| msg='userptr should fail since not set'): |
| p.userptr() |
| |
| def test_userptr_memory_leak(self): |
| w = curses.newwin(10, 10) |
| p = curses.panel.new_panel(w) |
| obj = object() |
| nrefs = sys.getrefcount(obj) |
| for i in range(100): |
| p.set_userptr(obj) |
| |
| p.set_userptr(None) |
| self.assertEqual(sys.getrefcount(obj), nrefs, |
| "set_userptr leaked references") |
| |
| def test_userptr_segfault(self): |
| panel = curses.panel.new_panel(self.stdscr) |
| class A: |
| def __del__(self): |
| panel.set_userptr(None) |
| panel.set_userptr(A()) |
| panel.set_userptr(None) |
| |
| @unittest.skipUnless(hasattr(curses, 'resizeterm'), |
| 'resizeterm not available') |
| def test_resize_term(self): |
| lines, cols = curses.LINES, curses.COLS |
| new_lines = lines - 1 |
| new_cols = cols + 1 |
| curses.resizeterm(new_lines, new_cols) |
| |
| self.assertEqual(curses.LINES, new_lines) |
| self.assertEqual(curses.COLS, new_cols) |
| |
| def test_issue6243(self): |
| curses.ungetch(1025) |
| self.stdscr.getkey() |
| |
| @unittest.skipUnless(hasattr(curses, 'unget_wch'), |
| 'unget_wch not available') |
| def test_unget_wch(self): |
| stdscr = self.stdscr |
| encoding = stdscr.encoding |
| for ch in ('a', '\xe9', '\u20ac', '\U0010FFFF'): |
| try: |
| ch.encode(encoding) |
| except UnicodeEncodeError: |
| continue |
| try: |
| curses.unget_wch(ch) |
| except Exception as err: |
| self.fail("unget_wch(%a) failed with encoding %s: %s" |
| % (ch, stdscr.encoding, err)) |
| read = stdscr.get_wch() |
| self.assertEqual(read, ch) |
| |
| code = ord(ch) |
| curses.unget_wch(code) |
| read = stdscr.get_wch() |
| self.assertEqual(read, ch) |
| |
| def test_issue10570(self): |
| b = curses.tparm(curses.tigetstr("cup"), 5, 3) |
| self.assertIs(type(b), bytes) |
| curses.putp(b) |
| |
| def test_encoding(self): |
| stdscr = self.stdscr |
| import codecs |
| encoding = stdscr.encoding |
| codecs.lookup(encoding) |
| |
| with self.assertRaises(TypeError): |
| stdscr.encoding = 10 |
| |
| stdscr.encoding = encoding |
| with self.assertRaises(TypeError): |
| del stdscr.encoding |
| |
| def test_issue21088(self): |
| stdscr = self.stdscr |
| # |
| # http://bugs.python.org/issue21088 |
| # |
| # the bug: |
| # when converting curses.window.addch to Argument Clinic |
| # the first two parameters were switched. |
| |
| # if someday we can represent the signature of addch |
| # we will need to rewrite this test. |
| try: |
| signature = inspect.signature(stdscr.addch) |
| self.assertFalse(signature) |
| except ValueError: |
| # not generating a signature is fine. |
| pass |
| |
| # So. No signature for addch. |
| # But Argument Clinic gave us a human-readable equivalent |
| # as the first line of the docstring. So we parse that, |
| # and ensure that the parameters appear in the correct order. |
| # Since this is parsing output from Argument Clinic, we can |
| # be reasonably certain the generated parsing code will be |
| # correct too. |
| human_readable_signature = stdscr.addch.__doc__.split("\n")[0] |
| offset = human_readable_signature.find("[y, x,]") |
| assert offset >= 0, "" |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |