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python3.2  3.2.2
Public Member Functions | Public Attributes | Static Public Attributes
lib2to3.tests.test_fixers.Test_map Class Reference
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List of all members.

Public Member Functions

def check
def test_prefix_preservation
def test_trailing_comment
def test_None_with_multiple_arguments
def test_map_basic
def setUp
def check
def warns
def warns_unchanged
def unchanged
def assert_runs_after

Public Attributes

 refactor
 fixer_log
 filename

Static Public Attributes

string fixer = "map"

Detailed Description

Definition at line 3002 of file test_fixers.py.


Member Function Documentation

def lib2to3.tests.test_fixers.FixerTestCase.assert_runs_after (   self,
  names 
) [inherited]

Definition at line 56 of file test_fixers.py.

00056 
00057     def assert_runs_after(self, *names):
00058         fixes = [self.fixer]
00059         fixes.extend(names)
00060         r = support.get_refactorer("lib2to3", fixes)
00061         (pre, post) = r.get_fixers()
00062         n = "fix_" + self.fixer
00063         if post and post[-1].__class__.__module__.endswith(n):
00064             # We're the last fixer to run
00065             return
00066         if pre and pre[-1].__class__.__module__.endswith(n) and not post:
00067             # We're the last in pre and post is empty
00068             return
00069         self.fail("Fixer run order (%s) is incorrect; %s should be last."\
00070                %(", ".join([x.__class__.__module__ for x in (pre+post)]), n))

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def lib2to3.tests.test_fixers.FixerTestCase.check (   self,
  before,
  after,
  ignore_warnings = False 
) [inherited]

Definition at line 36 of file test_fixers.py.

00036 
00037     def check(self, before, after, ignore_warnings=False):
00038         tree = self._check(before, after)
00039         self.assertTrue(tree.was_changed)
00040         if not ignore_warnings:
00041             self.assertEqual(self.fixer_log, [])

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def lib2to3.tests.test_fixers.Test_map.check (   self,
  b,
  a 
)

Definition at line 3005 of file test_fixers.py.

03005 
03006     def check(self, b, a):
03007         self.unchanged("from future_builtins import map; " + b, a)
03008         super(Test_map, self).check(b, a)

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def lib2to3.tests.test_fixers.FixerTestCase.setUp (   self,
  fix_list = None,
  fixer_pkg = "lib2to3",
  options = None 
) [inherited]

Definition at line 18 of file test_fixers.py.

00018 
00019     def setUp(self, fix_list=None, fixer_pkg="lib2to3", options=None):
00020         if fix_list is None:
00021             fix_list = [self.fixer]
00022         self.refactor = support.get_refactorer(fixer_pkg, fix_list, options)
00023         self.fixer_log = []
00024         self.filename = "<string>"
00025 
00026         for fixer in chain(self.refactor.pre_order,
00027                            self.refactor.post_order):
00028             fixer.log = self.fixer_log

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Definition at line 3024 of file test_fixers.py.

03024 
03025     def test_map_basic(self):
03026         b = """x = map(f, 'abc')"""
03027         a = """x = list(map(f, 'abc'))"""
03028         self.check(b, a)
03029 
03030         b = """x = len(map(f, 'abc', 'def'))"""
03031         a = """x = len(list(map(f, 'abc', 'def')))"""
03032         self.check(b, a)
03033 
03034         b = """x = map(None, 'abc')"""
03035         a = """x = list('abc')"""
03036         self.check(b, a)
03037 
03038         b = """x = map(lambda x: x+1, range(4))"""
03039         a = """x = [x+1 for x in range(4)]"""
03040         self.check(b, a)
03041 
03042         # Note the parens around x
03043         b = """x = map(lambda (x): x+1, range(4))"""
03044         a = """x = [x+1 for x in range(4)]"""
03045         self.check(b, a)
03046 
03047         b = """
03048             foo()
03049             # foo
03050             map(f, x)
03051             """
03052         a = """
03053             foo()
03054             # foo
03055             list(map(f, x))
03056             """
03057         self.warns(b, a, "You should use a for loop here")
03058 
        # XXX This (rare) case is not supported

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Definition at line 3019 of file test_fixers.py.

03019 
03020     def test_None_with_multiple_arguments(self):
03021         s = """x = map(None, a, b, c)"""
03022         self.warns_unchanged(s, "cannot convert map(None, ...) with "
03023                              "multiple arguments")

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Definition at line 3009 of file test_fixers.py.

03009 
03010     def test_prefix_preservation(self):
03011         b = """x =    map(   f,    'abc'   )"""
03012         a = """x =    list(map(   f,    'abc'   ))"""
03013         self.check(b, a)

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Definition at line 3014 of file test_fixers.py.

03014 
03015     def test_trailing_comment(self):
03016         b = """x = map(f, 'abc')   #   foo"""
03017         a = """x = list(map(f, 'abc'))   #   foo"""
03018         self.check(b, a)

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def lib2to3.tests.test_fixers.FixerTestCase.unchanged (   self,
  before,
  ignore_warnings = False 
) [inherited]

Definition at line 51 of file test_fixers.py.

00051 
00052     def unchanged(self, before, ignore_warnings=False):
00053         self._check(before, before)
00054         if not ignore_warnings:
00055             self.assertEqual(self.fixer_log, [])

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def lib2to3.tests.test_fixers.FixerTestCase.warns (   self,
  before,
  after,
  message,
  unchanged = False 
) [inherited]

Definition at line 42 of file test_fixers.py.

00042 
00043     def warns(self, before, after, message, unchanged=False):
00044         tree = self._check(before, after)
00045         self.assertTrue(message in "".join(self.fixer_log))
00046         if not unchanged:
00047             self.assertTrue(tree.was_changed)

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def lib2to3.tests.test_fixers.FixerTestCase.warns_unchanged (   self,
  before,
  message 
) [inherited]

Definition at line 48 of file test_fixers.py.

00048 
00049     def warns_unchanged(self, before, message):
00050         self.warns(before, before, message, unchanged=True)

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Member Data Documentation

Reimplemented in lib2to3.tests.test_fixers.Test_import.

Definition at line 23 of file test_fixers.py.

Definition at line 3003 of file test_fixers.py.

Definition at line 22 of file test_fixers.py.

Definition at line 21 of file test_fixers.py.


The documentation for this class was generated from the following file: