def test_invalid_json(self):
from smoketest.tests import select_from_json
json_string = 'bad'
selector = ''
try:
select_from_json(json_string, selector)
except Exception as e:
self.assertIsInstance(e, ValueError)
else:
assert False, 'No exception was raised!'
def test_non_existent_key_for_object(self):
from smoketest.tests import select_from_json
json_string = """
{"foo": "bar"}
"""
selector = 'baz'
try:
select_from_json(json_string, selector)
except Exception as e:
self.assertIsInstance(e, KeyError)
self.assertEqual(e.args[0], 'Key baz not found')
else:
assert False, 'No exception was raised!'
def test_out_of_range_index_for_list(self):
from smoketest.tests import select_from_json
json_string = """
[false]
"""
selector = '1'
try:
select_from_json(json_string, selector)
except Exception as e:
self.assertIsInstance(e, IndexError)
self.assertEqual(e.args[0], 'Index 1 not found')
else:
assert False, 'No exception was raised!'
def test_non_integer_for_list(self):
from smoketest.tests import select_from_json
json_string = """
[false]
"""
selector = 'foo'
try:
select_from_json(json_string, selector)
except Exception as e:
self.assertIsInstance(e, ValueError)
self.assertEqual(e.args[0], 'Array found at foo')
else:
assert False, 'No exception was raised!'
def test_true_json_empty_selector(self):
from smoketest.tests import select_from_json
json_string = 'true'
selector = ''
result = select_from_json(json_string, selector)
expected = True
self.assertEqual(result, expected)
def test_object_unnested_selector(self):
from smoketest.tests import select_from_json
json_string = """
{"foo": "hi!"}
"""
selector = 'foo'
result = select_from_json(json_string, selector)
expected = 'hi!'
self.assertEqual(result, expected)
def test_array_unnested_selector(self):
from smoketest.tests import select_from_json
json_string = """
[
"foo",
true,
"hi!",
null,
false
]
"""
selector = '2'
result = select_from_json(json_string, selector)
expected = 'hi!'
self.assertEqual(result, expected)
def test_object_and_array_nesting(self):
from smoketest.tests import select_from_json
json_string = """
{
"nope": 0,
"foo": [
null,
{
"no!": "never",
"bar": [
{
"bad": "bye!",
"baz": "hi!"
},
false
]
}
]
}
"""
selector = 'foo.1.bar.0.baz'
result = select_from_json(json_string, selector)
expected = 'hi!'
self.assertEqual(result, expected)