mirror of https://github.com/python/cpython
ensure the last line has a trailing newline #8782
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@ -133,6 +133,8 @@ def updatecache(filename, module_globals=None):
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except IOError, msg:
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## print '*** Cannot open', fullname, ':', msg
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return []
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if lines and not lines[-1].endswith('\n'):
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lines[-1] += '\n'
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size, mtime = stat.st_size, stat.st_mtime
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cache[filename] = size, mtime, lines, fullname
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return lines
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@ -31,6 +31,11 @@ a = f()
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'''
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SOURCE_3 = '''
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def f():
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return 3''' # No ending newline
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class LineCacheTests(unittest.TestCase):
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def test_getline(self):
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@ -63,6 +68,13 @@ class LineCacheTests(unittest.TestCase):
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empty = linecache.getlines('a/b/c/__init__.py')
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self.assertEquals(empty, [])
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def test_no_ending_newline(self):
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self.addCleanup(support.unlink, support.TESTFN)
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with open(support.TESTFN, "w") as fp:
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fp.write(SOURCE_3)
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lines = linecache.getlines(support.TESTFN)
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self.assertEqual(lines, ["\n", "def f():\n", " return 3\n"])
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def test_clearcache(self):
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cached = []
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for entry in TESTS:
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