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import pytest
from pymysql import err
def test_raise_mysql_exception():
data = b"\xff\x15\x04#28000Access denied"
with pytest.raises(err.OperationalError) as cm:
err.raise_mysql_exception(data)
assert cm.type == err.OperationalError
assert cm.value.args == (1045, "Access denied")
data = b"\xff\x10\x04Too many connections"
with pytest.raises(err.OperationalError) as cm:
err.raise_mysql_exception(data)
assert cm.type == err.OperationalError
assert cm.value.args == (1040, "Too many connections")
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