def test_RosdepDatabaseEntry():
# not muich to test with container
from rosdep2.model import RosdepDatabaseEntry
d = RosdepDatabaseEntry({'a': 1}, [], 'foo')
assert d.rosdep_data == {'a': 1}
assert d.view_dependencies == []
assert d.origin == 'foo'
def test_RosdepView_merge():
from rosdep2.model import RosdepDatabaseEntry
from rosdep2.lookup import RosdepView
# rosdep data must be dictionary of dictionaries
data = dict(a=dict(x=1), b=dict(y=2), c=dict(z=3))
# create empty view and test
view = RosdepView('common')
assert len(view.keys()) == 0
# - tripwire
str(view)
# make sure lookups fail if not found
try:
view.lookup('notfound')
assert False, "should have raised KeyError"
except KeyError as e:
assert 'notfound' in str(e)
# merge into empty view
d = RosdepDatabaseEntry(data, [], 'origin')
view.merge(d)
assert set(view.keys()) == set(data.keys())
for k, v in data.items():
assert view.lookup(k).data == v, "%s vs. %s" % (view.lookup(k), v)
# merge exact same data
d2 = RosdepDatabaseEntry(data, [], 'origin2')
view.merge(d2)
assert set(view.keys()) == set(data.keys())
for k, v in data.items():
assert view.lookup(k).data == v
# merge new for 'd', 'e'
d3 = RosdepDatabaseEntry(dict(d=dict(o=4), e=dict(p=5)), [], 'origin3')
view.merge(d3)
assert set(view.keys()) == set(list(data.keys()) + ['d', 'e'])
for k, v in data.items():
assert view.lookup(k).data == v
assert view.lookup('d').data == dict(o=4)
assert view.lookup('e').data == dict(p=5)
# merge different data for 'a'
d4 = RosdepDatabaseEntry(dict(a=dict(x=2)), [], 'origin4')
# - first w/o override, should not bump
view.merge(d4, override=False)
assert view.lookup('a').data == dict(x=1), view.lookup('a').data
assert view.lookup('b').data == dict(y=2)
assert view.lookup('c').data == dict(z=3)
assert view.lookup('d').data == dict(o=4)
assert view.lookup('e').data == dict(p=5)
# - now w/ override
view.merge(d4, override=True)
assert view.lookup('a').data == dict(x=2)
assert view.lookup('b').data == dict(y=2)
assert view.lookup('c').data == dict(z=3)
assert view.lookup('d').data == dict(o=4)
assert view.lookup('e').data == dict(p=5)
# - tripwire
str(view)