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Unified Diff: third_party/pexpect/tests/test_screen.py

Issue 1398903002: Add third_party/pexpect (Closed) Base URL: https://chromium.googlesource.com/crashpad/crashpad@end-to-end-test
Patch Set: Created 5 years, 2 months ago
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Index: third_party/pexpect/tests/test_screen.py
diff --git a/third_party/pexpect/tests/test_screen.py b/third_party/pexpect/tests/test_screen.py
new file mode 100644
index 0000000000000000000000000000000000000000..2429e57a90a8984dd5bef6a3f4723942ab266d56
--- /dev/null
+++ b/third_party/pexpect/tests/test_screen.py
@@ -0,0 +1,287 @@
+#!/usr/bin/env python
+'''
+PEXPECT LICENSE
+
+ This license is approved by the OSI and FSF as GPL-compatible.
+ http://opensource.org/licenses/isc-license.txt
+
+ Copyright (c) 2012, Noah Spurrier <noah@noah.org>
+ PERMISSION TO USE, COPY, MODIFY, AND/OR DISTRIBUTE THIS SOFTWARE FOR ANY
+ PURPOSE WITH OR WITHOUT FEE IS HEREBY GRANTED, PROVIDED THAT THE ABOVE
+ COPYRIGHT NOTICE AND THIS PERMISSION NOTICE APPEAR IN ALL COPIES.
+ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+'''
+
+import sys
+
+from pexpect import screen
+import unittest
+from . import PexpectTestCase
+
+PY3 = (sys.version_info[0] >= 3)
+
+fill1_target='XXXXXXXXXX\n' + \
+'XOOOOOOOOX\n' + \
+'XO::::::OX\n' + \
+'XO:oooo:OX\n' + \
+'XO:o..o:OX\n' + \
+'XO:o..o:OX\n' + \
+'XO:oooo:OX\n' + \
+'XO::::::OX\n' + \
+'XOOOOOOOOX\n' + \
+'XXXXXXXXXX'
+fill2_target = 'XXXXXXXXXXX\n' + \
+'XOOOOOOOOOX\n' + \
+'XO:::::::OX\n' + \
+'XO:ooooo:OX\n' + \
+'XO:o...o:OX\n' + \
+'XO:o.+.o:OX\n' + \
+'XO:o...o:OX\n' + \
+'XO:ooooo:OX\n' + \
+'XO:::::::OX\n' + \
+'XOOOOOOOOOX\n' + \
+'XXXXXXXXXXX'
+put_target = '\\.3.5.7.9/\n' + \
+'.........2\n' + \
+'3.........\n' + \
+'.........4\n' + \
+'5...\\/....\n' + \
+'..../\\...6\n' + \
+'7.........\n' + \
+'.........8\n' + \
+'9.........\n' + \
+'/2.4.6.8.\\'
+scroll_target = '\\.3.5.7.9/\n' + \
+'\\.3.5.7.9/\n' + \
+'\\.3.5.7.9/\n' + \
+'\\.3.5.7.9/\n' + \
+'5...\\/....\n' + \
+'..../\\...6\n' + \
+'/2.4.6.8.\\\n' + \
+'/2.4.6.8.\\\n' + \
+'/2.4.6.8.\\\n' + \
+'/2.4.6.8.\\'
+insert_target = 'ZXZZZZZZXZ\n' +\
+'.........2\n' +\
+'3.........\n' +\
+'.........4\n' +\
+'Z5...\\/...\n' +\
+'..../Z\\...\n' +\
+'7.........\n' +\
+'.........8\n' +\
+'9.........\n' +\
+'ZZ/2.4.6ZZ'
+get_region_target = ['......', '.\\/...', './\\...', '......']
+
+unicode_box_unicode_result = u'\u2554\u2557\n\u255A\u255D'
+unicode_box_pretty_result = u'''\
++--+
+|\u2554\u2557|
+|\u255A\u255D|
++--+
+'''
+unicode_box_ascii_bytes_result = b'??\n??'
+unicode_box_cp437_bytes_result = b'\xc9\xbb\n\xc8\xbc'
+unicode_box_utf8_bytes_result = b'\xe2\x95\x94\xe2\x95\x97\n\xe2\x95\x9a\xe2\x95\x9d'
+
+class screenTestCase (PexpectTestCase.PexpectTestCase):
+ def make_screen_with_put (self):
+ s = screen.screen(10,10)
+ s.fill ('.')
+ for r in range (1,s.rows + 1):
+ if r % 2:
+ s.put_abs (r, 1, str(r))
+ else:
+ s.put_abs (r, s.cols, str(r))
+ for c in range (1,s.cols + 1):
+ if c % 2:
+ s.put_abs (1, c, str(c))
+ else:
+ s.put_abs (s.rows, c, str(c))
+ s.put_abs(1,1, '\\')
+ s.put_abs(1,s.cols, '/')
+ s.put_abs(s.rows,1,'/')
+ s.put_abs(s.rows, s.cols, '\\')
+ s.put_abs(5,5,'\\')
+ s.put_abs(5,6,'/')
+ s.put_abs(6,5,'/')
+ s.put_abs(6,6,'\\')
+ return s
+
+ def test_fill (self):
+ s = screen.screen (10,10)
+ s.fill_region (10,1,1,10,'X')
+ s.fill_region (2,2,9,9,'O')
+ s.fill_region (8,8,3,3,':')
+ s.fill_region (4,7,7,4,'o')
+ s.fill_region (6,5,5,6,'.')
+ assert str(s) == fill1_target
+
+ s = screen.screen (11,11)
+ s.fill_region (1,1,11,11,'X')
+ s.fill_region (2,2,10,10,'O')
+ s.fill_region (9,9,3,3,':')
+ s.fill_region (4,8,8,4,'o')
+ s.fill_region (7,5,5,7,'.')
+ s.fill_region (6,6,6,6,'+')
+ assert str(s) == fill2_target
+ def test_put (self):
+ s = self.make_screen_with_put()
+ assert str(s) == put_target
+ def test_get_region (self):
+ s = self.make_screen_with_put()
+ r = s.get_region (4,4,7,9)
+ assert r == get_region_target
+
+ def test_cursor_save (self):
+ s = self.make_screen_with_put()
+ s.cursor_home (5,5)
+ c = s.get()
+ s.cursor_save()
+ s.cursor_home()
+ s.cursor_forward()
+ s.cursor_down()
+ s.cursor_unsave()
+ assert s.cur_r == 5 and s.cur_c == 5
+ assert c == s.get()
+ def test_scroll (self):
+ s = self.make_screen_with_put()
+ s.scroll_screen_rows (1,4)
+ s.scroll_down(); s.scroll_down(); s.scroll_down()
+ s.scroll_down(); s.scroll_down(); s.scroll_down()
+ s.scroll_screen_rows (7,10)
+ s.scroll_up(); s.scroll_up(); s.scroll_up()
+ s.scroll_up(); s.scroll_up(); s.scroll_up()
+ assert str(s) == scroll_target
+ def test_insert (self):
+ s = self.make_screen_with_put()
+ s.insert_abs (10,1,'Z')
+ s.insert_abs (1,1,'Z')
+ s.insert_abs (1,1,'Z')
+ s.insert_abs (1,1,'Z')
+ s.insert_abs (1,1,'Z')
+ s.insert_abs (1,1,'Z')
+ s.insert_abs (10,1,'Z')
+ s.insert_abs (1,1,'Z')
+ s.insert_abs (1,1,'Z')
+ s.insert_abs (5,1,'Z')
+ s.insert_abs (6,6,'Z')
+ s.cursor_home (1,1) # Also test relative insert.
+ s.insert ('Z')
+ s.insert ('Z')
+ s.insert ('Z')
+ s.insert ('Z')
+ s.insert_abs (1,8,'X')
+ s.insert_abs (1,2,'X')
+ s.insert_abs (10,9,'Z')
+ s.insert_abs (10,9,'Z')
+ assert str(s) == insert_target
+
+ def make_screen_with_box_unicode(self, *args, **kwargs):
+ '''Creates a screen containing a box drawn using double-line
+ line drawing characters. The characters are fed in as
+ unicode. '''
+ s = screen.screen (2,2,*args,**kwargs)
+ s.put_abs (1,1,u'\u2554')
+ s.put_abs (1,2,u'\u2557')
+ s.put_abs (2,1,u'\u255A')
+ s.put_abs (2,2,u'\u255D')
+ return s
+
+ def make_screen_with_box_cp437(self, *args, **kwargs):
+ '''Creates a screen containing a box drawn using double-line
+ line drawing characters. The characters are fed in as
+ CP437. '''
+ s = screen.screen (2,2,*args,**kwargs)
+ s.put_abs (1,1,b'\xc9')
+ s.put_abs (1,2,b'\xbb')
+ s.put_abs (2,1,b'\xc8')
+ s.put_abs (2,2,b'\xbc')
+ return s
+
+ def make_screen_with_box_utf8(self, *args, **kwargs):
+ '''Creates a screen containing a box drawn using double-line
+ line drawing characters. The characters are fed in as
+ UTF-8. '''
+ s = screen.screen (2,2,*args,**kwargs)
+ s.put_abs (1,1,b'\xe2\x95\x94')
+ s.put_abs (1,2,b'\xe2\x95\x97')
+ s.put_abs (2,1,b'\xe2\x95\x9a')
+ s.put_abs (2,2,b'\xe2\x95\x9d')
+ return s
+
+ def test_unicode_ascii (self):
+ # With the default encoding set to ASCII, we should still be
+ # able to feed in unicode strings and get them back out:
+ s = self.make_screen_with_box_unicode('ascii')
+ if PY3:
+ assert str(s) == unicode_box_unicode_result
+ else:
+ assert unicode(s) == unicode_box_unicode_result
+ # And we should still get something for Python 2 str(), though
+ # it might not be very useful
+ str(s)
+
+ assert s.pretty() == unicode_box_pretty_result
+
+ def test_decoding_errors(self):
+ # With strict error handling, it should reject bytes it can't decode
+ with self.assertRaises(UnicodeDecodeError):
+ self.make_screen_with_box_cp437('ascii', 'strict')
+
+ # replace should turn them into unicode replacement characters, U+FFFD
+ s = self.make_screen_with_box_cp437('ascii', 'replace')
+ expected = u'\ufffd\ufffd\n\ufffd\ufffd'
+ if PY3:
+ assert str(s) == expected
+ else:
+ assert unicode(s) == expected
+
+ def test_unicode_cp437 (self):
+ # Verify decoding from and re-encoding to CP437.
+ s = self.make_screen_with_box_cp437('cp437','strict')
+ if PY3:
+ assert str(s) == unicode_box_unicode_result
+ else:
+ assert unicode(s) == unicode_box_unicode_result
+ assert str(s) == unicode_box_cp437_bytes_result
+ assert s.pretty() == unicode_box_pretty_result
+
+ def test_unicode_utf8 (self):
+ # Verify decoding from and re-encoding to UTF-8.
+ s = self.make_screen_with_box_utf8('utf-8','strict')
+ if PY3:
+ assert str(s) == unicode_box_unicode_result
+ else:
+ assert unicode(s) == unicode_box_unicode_result
+ assert str(s) == unicode_box_utf8_bytes_result
+ assert s.pretty() == unicode_box_pretty_result
+
+ def test_no_bytes(self):
+ s = screen.screen(2, 2, encoding=None)
+ s.put_abs(1, 1, u'A')
+ s.put_abs(2, 2, u'D')
+
+ with self.assertRaises(TypeError):
+ s.put_abs(1, 2, b'B')
+
+ if PY3:
+ assert str(s) == u'A \n D'
+ else:
+ assert unicode(s) == u'A \n D'
+ # This will still work if it's limited to ascii
+ assert str(s) == b'A \n D'
+
+if __name__ == '__main__':
+ unittest.main()
+
+suite = unittest.makeSuite(screenTestCase,'test')
+
+
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