def test_parse_basic_json_examples():
# Keywords
assert load('true') is True
assert load('false') is False
assert load('null') is None
# Atoms
assert load('42') == 42.0
assert load('-1') == -1.0
assert load('+1') == 1.0
assert load('3.14') == 3.14
assert load('"foo"') == 'foo'
def test_values_cannot_be_variable_names():
with pytest.raises(Exception):
load('{"foo": bar}')
with pytest.raises(Exception):
load('foo')
with pytest.raises(Exception):
load('foobar')
def test_reject_duplicated_commas():
with pytest.raises(Exception):
load('[1,,2]')
with pytest.raises(Exception):
load('[1,2,,]')
with pytest.raises(Exception):
load('{"foo": "bar",, "ham": "spam"}')
def test_reject_invalid_date_values():
with pytest.raises(Exception):
load('2000-1-01')
with pytest.raises(Exception):
load('2000-30-01')
def test_accept_date_values():
assert load('2000-10-01') == date(2000, 10, 1)
assert load('[1999-09-10]') == [date(1999, 9, 10)]
assert load('{"date": 0002-01-10}') == {'date': date(2, 1, 10)}
def test_keywords_can_be_keys():
assert load('{true: 1, false: 0, null: -1}') == \
{'true': 1, 'false': 0, 'null': -1}
def test_keys_can_be_variable_names():
assert load('{foo: "bar", ham: "spam",}') == \
{'foo': 'bar', 'ham': 'spam'}
def test_accept_trailing_comma():
assert load('[1, 2, 3,]') == [1, 2, 3]
assert load('{"foo": "bar", "ham": "spam",}') == \
{'foo': 'bar', 'ham': 'spam'}
def test_can_create_structures_without_commas():
assert load('[1 2 3]') == [1, 2, 3]
assert load('{"foo": "bar" "ham": "spam"}') == \
{'foo': 'bar', 'ham': 'spam'}
def test_ignore_comments():
assert load('// cmt\n42') == 42
assert load('42 // cmt') == 42
def test_parse_advanced_json_examples():
assert load('{"foo": "bar"}') == {'foo': 'bar'}
assert load('[1, 2, 3, 4]') == [1, 2, 3, 4]
assert load('{"foo": [{}, [], {"value": "bar"}]}') == \
{'foo': [{}, [], {'value': 'bar'}]}