def test_read_cache_file_wrong_format():
"""
A cache file with a wrong "__format__" value should throw an assertion error.
"""
with _read_cache_file_helper('{"__format__": 2}') as cache_file_name:
with raises(AssertionError):
read_cache_file(cache_file_name)
def test_read_cache_file_wrong_format():
"""
A cache file with a wrong "__format__" value should throw an assertion error.
"""
with _read_cache_file_helper('{"__format__": 2}') as cache_file_name:
with pytest.raises(ValueError, match=r"^Unknown cache file format$"):
read_cache_file(cache_file_name)
def test_read_cache_file_not_json():
"""
A cache file that's not JSON should throw a corrupt cache error.
"""
with _read_cache_file_helper("not json") as cache_file_name:
with raises(CorruptCacheError):
read_cache_file(cache_file_name)
def test_read_cache_file_wrong_format():
"""
A cache file with a wrong "__format__" value should throw an assertion error.
"""
with _read_cache_file_helper('{"__format__": 2}') as cache_file_name:
with raises(AssertionError):
read_cache_file(cache_file_name)
def test_read_cache_file_not_json():
"""
A cache file that's not JSON should throw a corrupt cache error.
"""
with _read_cache_file_helper("not json") as cache_file_name:
with raises(CorruptCacheError):
read_cache_file(cache_file_name)
def test_read_cache_file_not_json():
"""
A cache file that's not JSON should throw a corrupt cache error.
"""
with _read_cache_file_helper("not json") as cache_file_name:
with pytest.raises(
CorruptCacheError,
match="The dependency cache seems to have been corrupted.",
):
read_cache_file(cache_file_name)
def test_read_cache_file_successful():
"""
A good cache file.
"""
with _read_cache_file_helper(
'{"__format__": 1, "dependencies": "success"}') as cache_file_name:
assert "success" == read_cache_file(cache_file_name)
def test_read_cache_file_successful():
"""
A good cache file.
"""
with _read_cache_file_helper(
'{"__format__": 1, "dependencies": "success"}'
) as cache_file_name:
assert "success" == read_cache_file(cache_file_name)