def test_default_precedence():
kwargs = {'port': 1234, 'host': '1.2.3.4', 'read_default_group': 'foobar'}
expected = ('1.2.3.4', '1234', 'unknown')
connect_params = ((), kwargs)
output = instance_info(*connect_params)
assert output == expected
def test_default_group():
kwargs = {'read_default_group': 'foobar'}
expected = ('default', 'unknown', 'unknown')
connect_params = ((), kwargs)
output = instance_info(*connect_params)
assert output == expected
def test_env_var_default_unix_port(monkeypatch):
monkeypatch.setenv('MYSQL_UNIX_PORT', '/foo/bar')
kwargs = {}
expected = ('localhost', '/foo/bar', 'unknown')
connect_params = ((), kwargs)
output = instance_info(*connect_params)
assert output == expected
def test_override_env_var_tcp_port(monkeypatch):
monkeypatch.setenv('MYSQL_TCP_PORT', '1234')
kwargs = {'host': '1.2.3.4', 'port': 9876}
expected = ('1.2.3.4', '9876', 'unknown')
connect_params = ((), kwargs)
output = instance_info(*connect_params)
assert output == expected
def test_mysql_host_env_ignored(monkeypatch):
monkeypatch.setenv('MYSQL_HOST', 'FOOBAR')
kwargs = {}
expected = ('localhost', 'default', 'unknown')
connect_params = ((), kwargs)
output = instance_info(*connect_params)
assert output == expected
def test_explicit_host_cnf(monkeypatch):
monkeypatch.setenv('MYSQL_TCP_PORT', '1234')
kwargs = {'host': '1.2.3.4', 'read_default_group': 'foobar'}
expected = ('1.2.3.4', 'unknown', 'unknown')
connect_params = ((), kwargs)
output = instance_info(*connect_params)
assert output == expected
def test_localhost_cnf(monkeypatch):
monkeypatch.setenv('MYSQL_UNIX_PORT', '/foo/bar')
kwargs = {'host': 'localhost', 'read_default_group': 'foobar'}
expected = ('localhost', 'unknown', 'unknown')
connect_params = ((), kwargs)
output = instance_info(*connect_params)
assert output == expected
def test_override_env_var_unix_port(monkeypatch):
monkeypatch.setenv('MYSQL_UNIX_PORT', '/bar/baz')
kwargs = {'unix_socket': 'foobar'}
expected = ('localhost', 'foobar', 'unknown')
connect_params = ((), kwargs)
output = instance_info(*connect_params)
assert output == expected
def test_mysqldb_instance_info(args, kwargs, expected):
connect_params = (args, kwargs)
output = instance_info(*connect_params)
assert output == expected
