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#!/usr/bin/env python
from dagflow.exception import ClosedGraphError, UnclosedGraphError
from dagflow.graph import Graph
from dagflow.input import Input
from dagflow.nodes import FunctionNode
from dagflow.output import Output
from dagflow.wrappers import *
from pytest import raises
nodeargs = {"typefunc": lambda: True}
def test_01():
i = Input("input", None)
o = Output("output", None)
o >> i
def test_02():
n1 = FunctionNode("node1")
n2 = FunctionNode("node2")
n1.add_output("o1")
n1.add_output("o2")
n2.add_input("i1")
n2.add_input("i2")
n2.add_output("o1")
n1 >> n2
def test_03():
n1 = FunctionNode("node1")
n2 = FunctionNode("node2")
out = n1.add_output("o1")
n2.add_input("i1")
n2.add_output("o1")
out >> n2
def test_04():
n1 = FunctionNode("node1")
n2 = FunctionNode("node2")
out = n1.add_output("o1")
n2.add_pair("i1", "o1")
final = out >> n2
def test_05():
n1 = FunctionNode("node1", **nodeargs)
n2 = FunctionNode("node2", **nodeargs)
out1 = n1.add_output("o1", allocatable=False)
out2 = n1.add_output("o2", allocatable=False)
_, final = n2.add_pair("i1", "o1", output_kws={"allocatable": False})
n2.add_input("i2")
(out1, out2) >> n2
n2.close()
assert n2.closed
assert n1.closed
with raises(ClosedGraphError):
n2.add_input("i3")
with raises(ClosedGraphError):
n1.add_output("o3")
final.data
def test_06():
n1 = FunctionNode("node1", **nodeargs)
n2 = FunctionNode("node2", **nodeargs)
out1 = n1._add_output("o1", allocatable=False)
out2 = n1._add_output("o2", allocatable=False)
_, final = n2._add_pair("i1", "o1", output_kws={"allocatable": False})
n2._add_input("i2")
(out1, out2) >> n2
n1.close(recursive=False)
assert n1.closed
assert not n2.closed
n2.close(recursive=False)
assert n2.closed
with raises(ClosedGraphError):
n2.add_input("i3")
with raises(ClosedGraphError):
n1.add_output("o3")
final.data
def test_07():
g = Graph()
n1 = g.add_node("node1", **nodeargs)
n2 = g.add_node("node2", **nodeargs)
g._wrap_fcns(toucher, printer)
out1 = n1._add_output("o1", allocatable=False)
out2 = n1._add_output("o2", allocatable=False)
_, final = n2._add_pair("i1", "o1", output_kws={"allocatable": False})
n2._add_input("i2")
(out1, out2) >> n2
with raises(UnclosedGraphError):
final.data
g.close()
with raises(ClosedGraphError):
n2.add_input("i3")
with raises(ClosedGraphError):
n1.add_output("o3")
final.data
def test_08():
g = Graph()
n1 = g.add_node("node1", **nodeargs)
n2 = g.add_node("node2", **nodeargs)
n3 = g.add_node("node3", **nodeargs)
g._wrap_fcns(toucher, printer)
out1 = n1._add_output("o1", allocatable=False)
out2 = n1._add_output("o2", allocatable=False)
_, out3 = n2._add_pair("i1", "o1", output_kws={"allocatable": False})
n2._add_input("i2")
_, final = n3._add_pair("i1", "o1", output_kws={"allocatable": False})
(out1, out2) >> n2
out3 >> n3
with raises(UnclosedGraphError):
final.data
g.close()
with raises(ClosedGraphError):
n2.add_input("i3")
with raises(ClosedGraphError):
n1.add_output("o3")
with raises(ClosedGraphError):
n3.add_pair("i3", "o3")
final.data
print()
final.data
print("Taint n2")
n2.taint()
final.data
print("Taint n3")
n3.taint()
final.data