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test_line_properties.py
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384 lines (311 loc) · 12.3 KB
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# encoding: utf-8
importre
frombpython.testimportunittest
frombpython.lineimport (
current_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,
current_dotted_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_non_dots(self):
self.assertAccess("].asdf|")
self.assertAccess(").asdf|")
self.assertAccess("foo[0].asdf|")
self.assertAccess("foo().asdf|")
self.assertAccess("foo().|")
self.assertAccess("foo().asdf.|")
self.assertAccess("foo[0].asdf.|")
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".<|>')
classTestCurrentDottedAttribute(LineTestCase):
defsetUp(self):
self.func=current_dotted_attribute
deftest_simple(self):
self.assertAccess("<obj.attr>|")
self.assertAccess("(<obj.attr>|")
self.assertAccess("[<obj.attr>|")
self.assertAccess("m.body[0].value|")
self.assertAccess("m.body[0].attr.value|")
if__name__=="__main__":
unittest.main()