4710c53dca
These files are a subset of the python-2.7.2.tgz distribution from python.org. Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution. Signed-off-by: daryl.mcdaniel@intel.com git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
132 lines
4.1 KiB
Python
132 lines
4.1 KiB
Python
""" Tests for the linecache module """
|
|
|
|
import linecache
|
|
import unittest
|
|
import os.path
|
|
from test import test_support as support
|
|
|
|
|
|
FILENAME = linecache.__file__
|
|
INVALID_NAME = '!@$)(!@#_1'
|
|
EMPTY = ''
|
|
TESTS = 'inspect_fodder inspect_fodder2 mapping_tests'
|
|
TESTS = TESTS.split()
|
|
TEST_PATH = os.path.dirname(support.__file__)
|
|
MODULES = "linecache abc".split()
|
|
MODULE_PATH = os.path.dirname(FILENAME)
|
|
|
|
SOURCE_1 = '''
|
|
" Docstring "
|
|
|
|
def function():
|
|
return result
|
|
|
|
'''
|
|
|
|
SOURCE_2 = '''
|
|
def f():
|
|
return 1 + 1
|
|
|
|
a = f()
|
|
|
|
'''
|
|
|
|
SOURCE_3 = '''
|
|
def f():
|
|
return 3''' # No ending newline
|
|
|
|
|
|
class LineCacheTests(unittest.TestCase):
|
|
|
|
def test_getline(self):
|
|
getline = linecache.getline
|
|
|
|
# Bad values for line number should return an empty string
|
|
self.assertEqual(getline(FILENAME, 2**15), EMPTY)
|
|
self.assertEqual(getline(FILENAME, -1), EMPTY)
|
|
|
|
# Float values currently raise TypeError, should it?
|
|
self.assertRaises(TypeError, getline, FILENAME, 1.1)
|
|
|
|
# Bad filenames should return an empty string
|
|
self.assertEqual(getline(EMPTY, 1), EMPTY)
|
|
self.assertEqual(getline(INVALID_NAME, 1), EMPTY)
|
|
|
|
# Check whether lines correspond to those from file iteration
|
|
for entry in TESTS:
|
|
filename = os.path.join(TEST_PATH, entry) + '.py'
|
|
for index, line in enumerate(open(filename)):
|
|
self.assertEqual(line, getline(filename, index + 1))
|
|
|
|
# Check module loading
|
|
for entry in MODULES:
|
|
filename = os.path.join(MODULE_PATH, entry) + '.py'
|
|
for index, line in enumerate(open(filename)):
|
|
self.assertEqual(line, getline(filename, index + 1))
|
|
|
|
# Check that bogus data isn't returned (issue #1309567)
|
|
empty = linecache.getlines('a/b/c/__init__.py')
|
|
self.assertEqual(empty, [])
|
|
|
|
def test_no_ending_newline(self):
|
|
self.addCleanup(support.unlink, support.TESTFN)
|
|
with open(support.TESTFN, "w") as fp:
|
|
fp.write(SOURCE_3)
|
|
lines = linecache.getlines(support.TESTFN)
|
|
self.assertEqual(lines, ["\n", "def f():\n", " return 3\n"])
|
|
|
|
def test_clearcache(self):
|
|
cached = []
|
|
for entry in TESTS:
|
|
filename = os.path.join(TEST_PATH, entry) + '.py'
|
|
cached.append(filename)
|
|
linecache.getline(filename, 1)
|
|
|
|
# Are all files cached?
|
|
cached_empty = [fn for fn in cached if fn not in linecache.cache]
|
|
self.assertEqual(cached_empty, [])
|
|
|
|
# Can we clear the cache?
|
|
linecache.clearcache()
|
|
cached_empty = [fn for fn in cached if fn in linecache.cache]
|
|
self.assertEqual(cached_empty, [])
|
|
|
|
def test_checkcache(self):
|
|
getline = linecache.getline
|
|
# Create a source file and cache its contents
|
|
source_name = support.TESTFN + '.py'
|
|
self.addCleanup(support.unlink, source_name)
|
|
with open(source_name, 'w') as source:
|
|
source.write(SOURCE_1)
|
|
getline(source_name, 1)
|
|
|
|
# Keep a copy of the old contents
|
|
source_list = []
|
|
with open(source_name) as source:
|
|
for index, line in enumerate(source):
|
|
self.assertEqual(line, getline(source_name, index + 1))
|
|
source_list.append(line)
|
|
|
|
with open(source_name, 'w') as source:
|
|
source.write(SOURCE_2)
|
|
|
|
# Try to update a bogus cache entry
|
|
linecache.checkcache('dummy')
|
|
|
|
# Check that the cache matches the old contents
|
|
for index, line in enumerate(source_list):
|
|
self.assertEqual(line, getline(source_name, index + 1))
|
|
|
|
# Update the cache and check whether it matches the new source file
|
|
linecache.checkcache(source_name)
|
|
with open(source_name) as source:
|
|
for index, line in enumerate(source):
|
|
self.assertEqual(line, getline(source_name, index + 1))
|
|
source_list.append(line)
|
|
|
|
def test_main():
|
|
support.run_unittest(LineCacheTests)
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|