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test_line_properties.py
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340 lines (273 loc) · 11.4 KB
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importre
frombpython.testimportunittest
frombpython.lineimportcurrent_word,current_dict_key,current_dict, \
current_string,current_object,current_object_attribute, \
current_from_import_from,current_from_import_import,current_import, \
current_method_definition_name,current_single_word, \
current_expression_attribute
defcursor(s):
"""'ab|c' -> (2, 'abc')"""
cursor_offset=s.index('|')
line=s[:cursor_offset]+s[cursor_offset+1:]
returncursor_offset,line
defdecode(s):
"""'a<bd|c>d' -> ((3, 'abcd'), (1, 3, 'bdc'))"""
ifnots.count('|')==1:
raiseValueError('match helper needs | to occur once')
ifs.count('<')!=s.count('>')ors.count('<')notin (0,1):
raiseValueError('match helper needs <, and > to occur just once')
matches=list(re.finditer(r'[<>|]',s))
assertlen(matches)in [1,3], [m.group()forminmatches]
d= {}
fori,minenumerate(matches):
d[m.group(0)]=m.start()-i
s=s[:m.start()-i]+s[m.end()-i:]
assertlen(d)in [1,3],'need all the parts just once! %r'%d
if'<'ind:
return (d['|'],s), (d['<'],d['>'],s[d['<']:d['>']])
else:
return (d['|'],s),None
defline_with_cursor(cursor_offset,line):
returnline[:cursor_offset]+'|'+line[cursor_offset:]
defencode(cursor_offset,line,result):
"""encode(3, 'abdcd', (1, 3, 'bdc')) -> a<bd|c>d'
Written for prettier assert error messages
"""
encoded_line=line_with_cursor(cursor_offset,line)
ifresultisNone:
returnencoded_line
start,end,value=result
assertline[start:end]==value
ifstart<cursor_offset:
encoded_line=encoded_line[:start]+'<'+encoded_line[start:]
else:
encoded_line=encoded_line[:start+1]+'<'+encoded_line[start+1:]
ifend<cursor_offset:
encoded_line=encoded_line[:end+1]+'>'+encoded_line[end+1:]
else:
encoded_line=encoded_line[:end+2]+'>'+encoded_line[end+2:]
returnencoded_line
classLineTestCase(unittest.TestCase):
defassertAccess(self,s):
r"""Asserts that self.func matches as described
by s, which uses a little language to describe matches:
abcd<efg>hijklmnopqrstuvwx|yz
/|\ /|\ /|\
| | |
the function should the current cursor position
match this "efg" is between the x and y
"""
(cursor_offset,line),match=decode(s)
result=self.func(cursor_offset,line)
self.assertEqual(
result,match,
"%s(%r) result\n%r (%r) doesn't match expected\n%r (%r)"% (
self.func.__name__,line_with_cursor(cursor_offset,line),
encode(cursor_offset,line,result),result,s,match))
classTestHelpers(LineTestCase):
deftest_I(self):
self.assertEqual(cursor('asd|fgh'), (3,'asdfgh'))
deftest_decode(self):
self.assertEqual(decode('a<bd|c>d'), ((3,'abdcd'), (1,4,'bdc')))
self.assertEqual(decode('a|<bdc>d'), ((1,'abdcd'), (1,4,'bdc')))
self.assertEqual(decode('a<bdc>d|'), ((5,'abdcd'), (1,4,'bdc')))
deftest_encode(self):
self.assertEqual(encode(3,'abdcd', (1,4,'bdc')),'a<bd|c>d')
self.assertEqual(encode(1,'abdcd', (1,4,'bdc')),'a|<bdc>d')
self.assertEqual(encode(4,'abdcd', (1,4,'bdc')),'a<bdc|>d')
self.assertEqual(encode(5,'abdcd', (1,4,'bdc')),'a<bdc>d|')
deftest_assert_access(self):
defdumb_func(cursor_offset,line):
return (0,2,'ab')
self.func=dumb_func
self.assertAccess('<a|b>d')
classTestCurrentWord(LineTestCase):
defsetUp(self):
self.func=current_word
deftest_simple(self):
self.assertAccess('|')
self.assertAccess('|asdf')
self.assertAccess('<a|sdf>')
self.assertAccess('<asdf|>')
self.assertAccess('<asdfg|>')
self.assertAccess('asdf + <asdfg|>')
self.assertAccess('<asdfg|> + asdf')
deftest_inside(self):
self.assertAccess('<asd|>')
self.assertAccess('<asd|fg>')
deftest_dots(self):
self.assertAccess('<Object.attr1|>')
self.assertAccess('<Object.attr1.attr2|>')
self.assertAccess('<Object.att|r1.attr2>')
self.assertAccess('stuff[stuff] + {123: 456} + <Object.attr1.attr2|>')
self.assertAccess('stuff[<asd|fg>]')
self.assertAccess('stuff[asdf[<asd|fg>]')
deftest_open_paren(self):
self.assertAccess('<foo(|>')
# documenting current behavior - TODO is this intended?
classTestCurrentDictKey(LineTestCase):
defsetUp(self):
self.func=current_dict_key
deftest_simple(self):
self.assertAccess('asdf|')
self.assertAccess('asdf|')
self.assertAccess('asdf[<>|')
self.assertAccess('asdf[<>|]')
self.assertAccess('object.dict[<abc|>')
self.assertAccess('asdf|')
self.assertAccess('asdf[<(>|]')
self.assertAccess('asdf[<(1>|]')
self.assertAccess('asdf[<(1,>|]')
self.assertAccess('asdf[<(1, >|]')
self.assertAccess('asdf[<(1, 2)>|]')
# TODO self.assertAccess('d[d[<12|>')
self.assertAccess("d[<'a>|")
classTestCurrentDict(LineTestCase):
defsetUp(self):
self.func=current_dict
deftest_simple(self):
self.assertAccess('asdf|')
self.assertAccess('asdf|')
self.assertAccess('<asdf>[|')
self.assertAccess('<asdf>[|]')
self.assertAccess('<object.dict>[abc|')
self.assertAccess('asdf|')
classTestCurrentString(LineTestCase):
defsetUp(self):
self.func=current_string
deftest_closed(self):
self.assertAccess('"<as|df>"')
self.assertAccess('"<asdf|>"')
self.assertAccess('"<|asdf>"')
self.assertAccess("'<asdf|>'")
self.assertAccess("'<|asdf>'")
self.assertAccess("'''<asdf|>'''")
self.assertAccess('"""<asdf|>"""')
self.assertAccess('asdf.afd("a") + "<asdf|>"')
deftest_open(self):
self.assertAccess('"<as|df>')
self.assertAccess('"<asdf|>')
self.assertAccess('"<|asdf>')
self.assertAccess("'<asdf|>")
self.assertAccess("'<|asdf>")
self.assertAccess("'''<asdf|>")
self.assertAccess('"""<asdf|>')
self.assertAccess('asdf.afd("a") + "<asdf|>')
classTestCurrentObject(LineTestCase):
defsetUp(self):
self.func=current_object
deftest_simple(self):
self.assertAccess('<Object>.attr1|')
self.assertAccess('<Object>.|')
self.assertAccess('Object|')
self.assertAccess('Object|.')
self.assertAccess('<Object>.|')
self.assertAccess('<Object.attr1>.attr2|')
self.assertAccess('<Object>.att|r1.attr2')
self.assertAccess('stuff[stuff] + {123: 456} + <Object.attr1>.attr2|')
self.assertAccess('stuff[asd|fg]')
self.assertAccess('stuff[asdf[asd|fg]')
classTestCurrentAttribute(LineTestCase):
defsetUp(self):
self.func=current_object_attribute
deftest_simple(self):
self.assertAccess('Object.<attr1|>')
self.assertAccess('Object.attr1.<attr2|>')
self.assertAccess('Object.<att|r1>.attr2')
self.assertAccess('stuff[stuff] + {123: 456} + Object.attr1.<attr2|>')
self.assertAccess('stuff[asd|fg]')
self.assertAccess('stuff[asdf[asd|fg]')
self.assertAccess('Object.attr1.<|attr2>')
self.assertAccess('Object.<attr1|>.attr2')
classTestCurrentFromImportFrom(LineTestCase):
defsetUp(self):
self.func=current_from_import_from
deftest_simple(self):
self.assertAccess('from <sys|> import path')
self.assertAccess('from <sys> import path|')
self.assertAccess('if True|: from sys import path')
self.assertAccess('if True: |from sys import path')
self.assertAccess('if True: from <sys> import p|ath')
self.assertAccess('if True: from sys imp|ort path')
self.assertAccess('if True: from sys import |path')
self.assertAccess('if True: from sys import path.stu|ff')
self.assertAccess('if True: from <sys.path> import sep|')
self.assertAccess('from <os.p|>')
classTestCurrentFromImportImport(LineTestCase):
defsetUp(self):
self.func=current_from_import_import
deftest_simple(self):
self.assertAccess('from sys import <path|>')
self.assertAccess('from sys import <p|ath>')
self.assertAccess('from sys import |path')
self.assertAccess('from sys| import path')
self.assertAccess('from s|ys import path')
self.assertAccess('from |sys import path')
self.assertAccess('from xml.dom import <N|ode>')
# because syntax error
self.assertAccess('from xml.dom import Node.as|d')
classTestCurrentImport(LineTestCase):
defsetUp(self):
self.func=current_import
deftest_simple(self):
self.assertAccess('import <path|>')
self.assertAccess('import <p|ath>')
self.assertAccess('import |path')
self.assertAccess('import path, <another|>')
self.assertAccess('import path another|')
self.assertAccess('if True: import <path|>')
self.assertAccess('if True: import <xml.dom.minidom|>')
self.assertAccess('if True: import <xml.do|m.minidom>')
self.assertAccess('if True: import <xml.do|m.minidom> as something')
classTestMethodDefinitionName(LineTestCase):
defsetUp(self):
self.func=current_method_definition_name
deftest_simple(self):
self.assertAccess('def <foo|>')
self.assertAccess(' def bar(x, y)|:')
self.assertAccess(' def <bar|>(x, y)')
classTestSingleWord(LineTestCase):
defsetUp(self):
self.func=current_single_word
deftest_simple(self):
self.assertAccess('foo.bar|')
self.assertAccess('.foo|')
self.assertAccess(' <foo|>')
classTestCurrentExpressionAttribute(LineTestCase):
defsetUp(self):
self.func=current_expression_attribute
deftest_simple(self):
self.assertAccess('Object.<attr1|>.')
self.assertAccess('Object.<|attr1>.')
self.assertAccess('Object.(|)')
self.assertAccess('Object.another.(|)')
self.assertAccess('asdf asdf asdf.(abc|)')
deftest_without_dot(self):
self.assertAccess('Object|')
self.assertAccess('Object|.')
self.assertAccess('|Object.')
deftest_with_whitespace(self):
self.assertAccess('Object. <attr|>')
self.assertAccess('Object .<attr|>')
self.assertAccess('Object . <attr|>')
self.assertAccess('Object .asdf attr|')
self.assertAccess('Object .<asdf|> attr')
self.assertAccess('Object. asdf attr|')
self.assertAccess('Object. <asdf|> attr')
self.assertAccess('Object . asdf attr|')
self.assertAccess('Object . <asdf|> attr')
deftest_indexing(self):
self.assertAccess('abc[def].<ghi|>')
self.assertAccess('abc[def].<|ghi>')
self.assertAccess('abc[def].<gh|i>')
self.assertAccess('abc[def].gh |i')
self.assertAccess('abc[def]|')
deftest_strings(self):
self.assertAccess('"hey".<a|>')
self.assertAccess('"hey"|')
self.assertAccess('"hey"|.a')
self.assertAccess('"hey".<a|b>')
self.assertAccess('"hey".asdf d|')
self.assertAccess('"hey".<|>')
if__name__=='__main__':
unittest.main()