def test_graph_ready_after_task_completed():
# given
dependencies = {
'a': {'b', 'c'},
'b': {'c'},
'c': set(),
}
funcs = {
'a': a,
'b': b,
'c': c,
}
graph = taskmap.create_graph(funcs, dependencies)
ready = taskmap.get_ready_tasks(graph)
# when
for func in ready:
taskmap.mark_as_done(graph, func)
results = taskmap.get_ready_tasks(graph)
# then
assert results == ['b']
def test_tasks_can_be_marked_done():
# given
funcs = {'a': a, 'b': b}
dependencies = {'a': ['b'], 'b': []}
# when
graph = taskmap.create_graph(funcs, dependencies, done=['b'])
# then
assert taskmap.get_ready_tasks(graph) == ['a']
def test_graph_ordered_ready():
# given
dependencies = {'a': set(), 'b': set()}
funcs = {'a': a, 'b': b}
io_bound = ['a']
graph = taskmap.create_graph(funcs, dependencies, io_bound=io_bound)
# when
results = taskmap.get_ready_tasks(graph)
# then
assert results == ['a', 'b']
def test_graph_ready():
# given
dependencies = {
'a': {'b', 'c'},
'b': {'c'},
'c': set(),
}
funcs = {
'a': a,
'b': b,
'c': c,
}
graph = taskmap.create_graph(funcs, dependencies)
# when
results = taskmap.get_ready_tasks(graph)
# then
assert results == ['c']
def test_mark_as_done_except():
# given
dependencies = {
'a': {'b', 'c'},
'b': {'c'},
'c': set(),
}
funcs = {
'a': a,
'b': b,
'c': c,
}
graph = taskmap.create_graph(funcs, dependencies)
graph = taskmap.mark_as_done_except(graph, ['c'])
results = taskmap.get_ready_tasks(graph)
# then
assert results == ['c']