Files
jedi/test/test_parser/test_parser.py
2014-02-26 10:45:28 +01:00

111 lines
3.3 KiB
Python

from jedi._compatibility import u
from jedi.parser import Parser
from jedi.parser.user_context import UserContextParser
from jedi.parser import representation as pr
from textwrap import dedent
def test_user_statement_on_import():
"""github #285"""
s = u("from datetime import (\n"
" time)")
for pos in [(2, 1), (2, 4)]:
p = UserContextParser(s, None, pos, None).user_stmt()
assert isinstance(p, pr.Import)
assert p.defunct is False
assert [str(n) for n in p.get_defined_names()] == ['time']
class TestCallAndName():
def get_call(self, source):
stmt = Parser(u(source), no_docstr=True).module.statements[0]
return stmt.expression_list()[0]
def test_name_and_call_positions(self):
call = self.get_call('name\nsomething_else')
assert str(call.name) == 'name'
assert call.name.start_pos == call.start_pos == (1, 0)
assert call.name.end_pos == call.end_pos == (1, 4)
call = self.get_call('1.0\n')
assert call.value == 1.0
assert call.start_pos == (1, 0)
assert call.end_pos == (1, 3)
def test_call_type(self):
call = self.get_call('hello')
assert isinstance(call, pr.Call)
assert type(call.name) == pr.Name
def test_literal_type(self):
literal = self.get_call('1.0')
assert isinstance(literal, pr.Literal)
assert type(literal.value) == float
literal = self.get_call('1')
assert isinstance(literal, pr.Literal)
assert type(literal.value) == int
literal = self.get_call('"hello"')
assert isinstance(literal, pr.Literal)
assert literal.value == 'hello'
class TestSubscopes():
def get_sub(self, source):
return Parser(u(source)).module.subscopes[0]
def test_subscope_names(self):
name = self.get_sub('class Foo: pass').name
assert name.start_pos == (1, len('class '))
assert name.end_pos == (1, len('class Foo'))
assert str(name) == 'Foo'
name = self.get_sub('def foo(): pass').name
assert name.start_pos == (1, len('def '))
assert name.end_pos == (1, len('def foo'))
assert str(name) == 'foo'
class TestImports():
def get_import(self, source):
return Parser(source).module.imports[0]
def test_import_names(self):
imp = self.get_import(u('import math\n'))
names = imp.get_defined_names()
assert len(names) == 1
assert str(names[0]) == 'math'
assert names[0].start_pos == (1, len('import '))
assert names[0].end_pos == (1, len('import math'))
assert imp.start_pos == (1, 0)
assert imp.end_pos == (1, len('import math'))
def test_module():
module = Parser(u('asdf'), 'example.py', no_docstr=True).module
name = module.name
assert str(name) == 'example'
assert name.start_pos == (0, 0)
assert name.end_pos == (0, 0)
module = Parser(u('asdf'), no_docstr=True).module
name = module.name
assert str(name) == ''
assert name.start_pos == (0, 0)
assert name.end_pos == (0, 0)
def test_end_pos():
s = u(dedent('''
x = ['a', 'b', 'c']
def func():
y = None
'''))
parser = Parser(s)
scope = parser.module.subscopes[0]
assert scope.start_pos == (3, 0)
assert scope.end_pos == (5, 0)