def test_task_insertion_in_middle():
dag = {
9: (10, 11), # some very high rank tasks which all depend on one
10: (), # initial task.
11: (),
1: (), # multiple low rank but cheap tasks
2: (),
}
orders, _ = schedule(dag, 'ab', compcost, zero_commcost)
print orders
print find_job_event(2, orders)
# Both of the cheap tasks (1 and 2) should be done on the second
# processor while we are waiting for task 9 to finish on the first one
assert find_job_event(1, orders).end == 3
assert find_job_event(2, orders).end == 2
def test_task_insertion_in_middle():
dag = {9: (10, 11), # some very high rank tasks which all depend on one
10: (), # initial task.
11: (),
1: (), # multiple low rank but cheap tasks
2: (),
}
orders, _ = schedule(dag, 'ab', compcost, zero_commcost)
print orders
print find_job_event(2, orders)
# Both of the cheap tasks (1 and 2) should be done on the second
# processor while we are waiting for task 9 to finish on the first one
assert find_job_event(1, orders).end == 3
assert find_job_event(2, orders).end == 2
def test_task_insertion_at_start():
dag = {
9: (10, 11), # some very high rank tasks which all depend on one
10: (), # initial task.
11: (),
1: (), # one low rank but cheap tasks
}
orders, _ = schedule(dag, 'ab', compcost, zero_commcost)
# The cheap task 1 should be done on the spare processor while we are
# waiting for task 9 to finish on the first one.
assert find_job_event(1, orders).end == 1
def test_task_insertion_at_start():
dag = {9: (10, 11), # some very high rank tasks which all depend on one
10: (), # initial task.
11: (),
1: (), # one low rank but cheap tasks
}
orders, _ = schedule(dag, 'ab', compcost, zero_commcost)
# The cheap task 1 should be done on the spare processor while we are
# waiting for task 9 to finish on the first one.
assert find_job_event(1, orders).end == 1
