def test_encoding_is_cached(self):
"""The encoding should stay the same if the cache isn't invalidated"""
self.put_source(
"# coding: iso-8859-13\n"
"import os\n")
self.assertEquals("iso-8859-13", _get_source_encoding(self.filename))
self.put_source(
"# coding: rot-13\n"
"vzcbeg bf\n")
self.assertEquals("iso-8859-13", _get_source_encoding(self.filename))
def test_encoding_is_cached(self):
"""The encoding should stay the same if the cache isn't invalidated"""
self.put_source(
"# coding: iso-8859-13\n"
"import os\n")
self.assertEquals("iso-8859-13", _get_source_encoding(self.filename))
self.put_source(
"# coding: rot-13\n"
"vzcbeg bf\n")
self.assertEquals("iso-8859-13", _get_source_encoding(self.filename))
def test_traceback_rechecks_encoding(self):
"""A traceback function checks the cache and resets the encoding"""
self.put_source("# coding: iso-8859-8\n" "import os\n")
self.assertEquals("iso-8859-8", _get_source_encoding(self.filename))
self.put_source("# coding: utf-8\n" "import os\n")
try:
exec(compile("raise RuntimeError\n", self.filename, "exec"))
except RuntimeError:
traceback.extract_tb(sys.exc_info()[2])
else:
self.fail("RuntimeError not raised")
self.assertEquals("utf-8", _get_source_encoding(self.filename))
def test_traceback_rechecks_encoding(self):
"""A traceback function checks the cache and resets the encoding"""
self.put_source("# coding: iso-8859-8\n" "import os\n")
self.assertEquals("iso-8859-8", _get_source_encoding(self.filename))
self.put_source("# coding: utf-8\n" "import os\n")
try:
exec(compile("raise RuntimeError\n", self.filename, "exec"))
except RuntimeError:
traceback.extract_tb(sys.exc_info()[2])
else:
self.fail("RuntimeError not raised")
self.assertEquals("utf-8", _get_source_encoding(self.filename))
def test_nonexistant_file_as_ascii(self):
"""When file can't be found, the encoding should default to ascii"""
self.assertEquals("ascii", _get_source_encoding(self.filename))
def test_nonexistent_file_as_ascii(self):
"""When file can't be found, the encoding should default to ascii"""
self.assertEquals("ascii", _get_source_encoding(self.filename))
