def test_parsing_simple_graph(self):
rules = geoff._parse(
'(A) {"name": "Alice"}\n' \
'(B) {"name": "Bob"}\n' \
'(A)-[:KNOWS]->(B)\n'
)
self.assertEqual([
(geoff.NODE, 'A', {'name': 'Alice'}),
(geoff.NODE, 'B', {'name': 'Bob'}),
(geoff.RELATIONSHIP, None, ('A', 'KNOWS', 'B', {})),
], rules)
def test_parsing_graph_with_unknown_rules(self):
rules = geoff._parse(
'(A)<=|People| {"name": "Alice"}\n' \
'(B)<=|People| {"name": "Bob"}\n' \
'(A) {"name": "Alice Allison"}\n' \
'(B) {"name": "Bob Robertson"}\n' \
'(A)-[:KNOWS]->(B)\n'
)
self.assertEqual([
(geoff.UNKNOWN, None, ('(A)<=|People|', {'name': 'Alice'})),
(geoff.UNKNOWN, None, ('(B)<=|People|', {'name': 'Bob'})),
(geoff.NODE, 'A', {'name': 'Alice Allison'}),
(geoff.NODE, 'B', {'name': 'Bob Robertson'}),
(geoff.RELATIONSHIP, None, ('A', 'KNOWS', 'B', {})),
], rules)
def test_parsing_single_node_with_data(self):
rules = geoff._parse('(A) {"name": "Alice"}')
self.assertEqual([(geoff.NODE, 'A', {'name': 'Alice'})], rules)
def test_parsing_single_node(self):
rules = geoff._parse('(A)')
self.assertEqual([(geoff.NODE, 'A', {})], rules)
def test_parsing_comment(self):
rules = geoff._parse('# this is a comment')
self.assertEqual([], rules)
def test_parsing_blank_lines(self):
rules = geoff._parse('\n\n\n')
self.assertEqual([], rules)
def test_parsing_empty_string(self):
rules = geoff._parse('')
self.assertEqual([], rules)