def test_get_kernel_interface_match_caseinsensitive():
''' Tests that the interface name is case insensitive'''
module_parse_tree = parse(CODE_INTERFACE.replace("test_code", "TeST_CoDe"))
kernel_type_name = "interface_found"
meta1, meta2 = get_kernel_interface(kernel_type_name, module_parse_tree)
assert meta1 == "test_code"
assert meta2 is not None
def test_get_kernel_interface_match_no_name():
''' Tests that the interface with no name returns None'''
module_parse_tree = parse(CODE_INTERFACE.replace("test_code", ""))
kernel_type_name = "interface_withnoname"
meta1, meta2 = get_kernel_interface(kernel_type_name, module_parse_tree)
assert meta1 is None
assert meta2 is None
def test_get_kernel_interface_no_match():
''' Tests that get_kernel_interface() returns None when searching
a parse tree that does not contain an interface. '''
module_parse_tree = parse(CODE)
kernel_type_name = "no_interface_found"
meta1, meta2 = get_kernel_interface(kernel_type_name, module_parse_tree)
assert meta1 is None
assert meta2 is None
def test_get_kernel_interface_double_interface():
''' Tests that parse error occurs when the parse tree
contains two interfaces.'''
module_parse_tree = parse(CODE_DOUBLE_INTERFACE)
kernel_type_name = "double_interface_kernel"
with pytest.raises(ParseError) as excinfo:
_, _ = get_kernel_interface(kernel_type_name, module_parse_tree)
assert "Module containing kernel double_interface_kernel has more than "\
"one interface, this is forbidden in the LFRic API."\
in str(excinfo.value)
def test_get_kernel_interface_match_correct():
''' Tests that the get_kernel_interface has correct return when searching
for an interface that defines more than one module procedure. '''
module_parse_tree = parse(CODE_DOUBLE_PROCEDURE)
kernel_type_name = "interface_procedures"
meta1, meta2 = get_kernel_interface(kernel_type_name, module_parse_tree)
assert meta1 == "test_code"
assert meta2[0] == "sub_code"
assert meta2[1] == "more_code"
assert len(meta2) == 2
