def test_context_is_dictionary_like():
"""Context should behave like a dictionary"""
# initializes to empty
d = Context()
assert d is not None
# len is not a given on custom implementations
assert len(d) == 0
# dict ctor "just works"
d = Context({'k1': 'v1', 'k2': 'v2'})
assert d
assert len(d) == 2
assert d['k1'] == 'v1'
assert d['k2'] == 'v2'
# __set_item__ assignment add and update works
d['k1'] = 'value 1'
d['k2'] = 'value 2'
d['k3'] = ['one list', 'two list', 'three list']
d['k4'] = {'kk1': 'vv1', 'kk2': 'vv2', 'kk3': 'vv3'}
d['k5'] = True
d['k6'] = ('thing', False, ['1', '2', '3'], 6)
d['k7'] = 77
assert d['k5']
# isinstance resolves to dict - this test might become invalid if refactor
# to a MutableMapping custom object
assert isinstance(d, dict)
assert isinstance(d, MutableMapping)
assert len(d) == 7
# items() can iterate
for k, v in d.items():
if k == 'k4':
assert isinstance(v, dict)
if k == 'k6':
assert isinstance(v, tuple)
# values() can iterate
for v in d.values():
assert v
# __get_item__ works
assert d['k1'] == 'value 1'
# update merging works
mergedic = {'k1': 'NEWVALUE'}
d.update(mergedic)
assert d['k1'] == 'NEWVALUE'
# del and clear
original_length = len(d)
del d['k1']
assert 'k1' not in d
assert len(d) == original_length - 1
d.clear()
assert len(d) == 0
def test_py_sequence():
"""Sequence of py code works and touches context."""
context = Context({'pycode': "context['test'] = 1;"})
pypyr.steps.py.run_step(context)
context.update({'pycode': "context['test'] += 2"})
pypyr.steps.py.run_step(context)
context.update({'pycode': "context['test'] += 3"})
pypyr.steps.py.run_step(context)
assert context['test'] == 6, "context should be 6 at this point"
def test_py_sequence():
"""Sequence of py code works and touches context."""
context = Context({'py': "test = 1; save('test')"})
pypyr.steps.py.run_step(context)
context.update({'py': "test += 2; save('test')"})
pypyr.steps.py.run_step(context)
context.update({'py': "test += 3; save('test')"})
pypyr.steps.py.run_step(context)
assert context['test'] == 6, "context should be 6 at this point"
assert context == {'py': "test += 3; save('test')", 'test': 6}
