from core.builtin_concepts import BuiltinConcepts
from core.concept import Concept
from core.sheerka import ExecutionContext


def test_id_is_incremented_by_event_digest():
    a = ExecutionContext("foo", "event_1", None)
    b = ExecutionContext("foo", "event_1", None)
    c = ExecutionContext("foo", "event_2", None)
    d = b.push()
    e = c.push()

    assert a.id == 0
    assert b.id == 1
    assert c.id == 0
    assert d.id == 2
    assert e.id == 1


def test_some_properties_are_given_to_the_child():
    a = ExecutionContext("foo", "event_1", "fake_sheerka",
                         desc="some description",
                         obj=Concept("foo"),
                         step=BuiltinConcepts.EVALUATION,
                         iteration=15,
                         concepts={"bar": Concept("bar")})

    b = a.push()

    assert b.who == a.who
    assert b.event_digest == a.event_digest
    assert b.sheerka == a.sheerka
    assert b.desc == ""
    assert b.obj == a.obj
    assert b.step == a.step
    assert b.iteration == a.iteration
    assert b.concepts == a.concepts
    assert b.id == a.id + 1
    assert b._tab == a._tab + "    "