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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from __future__ import absolute_import, print_function, unicode_literals
import unittest
from taskgraph.graph import Graph
from taskgraph.task import Task
from taskgraph.taskgraph import TaskGraph
from mozunit import main
class TestTaskGraph(unittest.TestCase):
maxDiff = None
def test_taskgraph_to_json(self):
tasks = {
"a": Task(
kind="test",
label="a",
description="Task A",
attributes={"attr": "a-task"},
task={"taskdef": True},
),
"b": Task(
kind="test",
label="b",
attributes={},
task={"task": "def"},
optimization={"skip-unless-has-relevant-tests": None},
# note that this dep is ignored, superseded by that
# from the taskgraph's edges
dependencies={"first": "a"},
),
}
graph = Graph(nodes=set("ab"), edges={("a", "b", "edgelabel")})
taskgraph = TaskGraph(tasks, graph)
res = taskgraph.to_json()
self.assertEqual(
res,
{
"a": {
"kind": "test",
"label": "a",
"description": "Task A",
"attributes": {"attr": "a-task", "kind": "test"},
"task": {"taskdef": True},
"dependencies": {"edgelabel": "b"},
"soft_dependencies": [],
"if_dependencies": [],
"optimization": None,
},
"b": {
"kind": "test",
"label": "b",
"description": "",
"attributes": {"kind": "test"},
"task": {"task": "def"},
"dependencies": {},
"soft_dependencies": [],
"if_dependencies": [],
"optimization": {"skip-unless-has-relevant-tests": None},
},
},
)
def test_round_trip(self):
graph = TaskGraph(
tasks={
"a": Task(
kind="fancy",
label="a",
description="Task A",
attributes={},
dependencies={"prereq": "b"}, # must match edges, below
optimization={"skip-unless-has-relevant-tests": None},
task={"task": "def"},
),
"b": Task(
kind="pre",
label="b",
attributes={},
dependencies={},
optimization={"skip-unless-has-relevant-tests": None},
task={"task": "def2"},
),
},
graph=Graph(nodes={"a", "b"}, edges={("a", "b", "prereq")}),
)
tasks, new_graph = TaskGraph.from_json(graph.to_json())
self.assertEqual(graph, new_graph)
simple_graph = TaskGraph(
tasks={
"a": Task(
kind="fancy",
label="a",
attributes={},
dependencies={"prereq": "b"}, # must match edges, below
optimization={"skip-unless-has-relevant-tests": None},
task={"task": "def"},
),
"b": Task(
kind="pre",
label="b",
attributes={},
dependencies={},
optimization={"skip-unless-has-relevant-tests": None},
task={"task": "def2"},
),
},
graph=Graph(nodes={"a", "b"}, edges={("a", "b", "prereq")}),
)
def test_contains(self):
assert "a" in self.simple_graph
assert "c" not in self.simple_graph
if __name__ == "__main__":
main()
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