def test_ruleset_with_selector_only_provided_as_root_subject(self):
rules = [(A, (Select(B),), noop)]
validator = RulesetValidator(NodeBuilder.create(rules, tuple()),
goal_to_product={},
root_subject_fns={k: lambda p: Select(p) for k in (B,)})
validator.validate()
def test_ruleset_with_explicit_type_constraint(self):
rules = [(Exactly(A), (Select(B), ), noop), (B, (Select(A), ), noop)]
validator = RulesetValidator(NodeBuilder.create(rules),
goal_to_product=dict(),
root_subject_types=tuple())
validator.validate()
def test_ruleset_with_with_selector_only_provided_as_root_subject(self):
validator = RulesetValidator(
NodeBuilder.create([(A, (Select(B),), noop)]), goal_to_product=dict(), root_subject_types=(B,)
)
validator.validate()
def test_ruleset_with_selector_only_provided_as_root_subject(self):
rules = [(A, (Select(B),), noop)]
validator = RulesetValidator(RuleIndex.create(rules, tuple()),
goal_to_product={},
root_subject_fns={k: lambda p: Select(p) for k in (B,)})
validator.validate()
def test_ruleset_with_with_selector_only_provided_as_root_subject(self):
validator = RulesetValidator(NodeBuilder.create([(A, (Select(B), ),
noop)]),
goal_to_product=dict(),
root_subject_types=(B, ))
validator.validate()
def test_ruleset_with_explicit_type_constraint(self):
rules = [(Exactly(A), (Select(B), ), noop), (B, (Select(A), ), noop)]
validator = RulesetValidator(
RuleIndex.create(rules, tuple()),
goal_to_product={},
root_subject_fns={k: lambda p: Select(p)
for k in (SubA, )})
validator.validate()
def test_ruleset_with_explicit_type_constraint(self):
rules = [
(Exactly(A), (Select(B),), noop),
(B, (Select(A),), noop)
]
validator = RulesetValidator(RuleIndex.create(rules, tuple()),
goal_to_product={},
root_subject_fns={k: lambda p: Select(p) for k in (SubA,)})
validator.validate()
def test_ruleset_with_goal_not_produced(self):
rules = [(B, (Select(SubA), ), noop)]
validator = RulesetValidator(NodeBuilder.create(rules),
goal_to_product={'goal-name': AGoal},
root_subject_types=tuple())
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assertEquals(
"no task for product used by goal \"goal-name\": <class 'pants_test.engine.test_rules.AGoal'>",
str(cm.exception))
def test_ruleset_with_goal_not_produced(self):
rules = [(B, (Select(SubA),), noop)]
validator = RulesetValidator(
NodeBuilder.create(rules), goal_to_product={"goal-name": AGoal}, root_subject_types=tuple()
)
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assertEquals(
"no task for product used by goal \"goal-name\": <class 'pants_test.engine.test_rules.AGoal'>",
str(cm.exception),
)
def test_ruleset_with_missing_product_type(self):
rules = [(A, (Select(B),), noop)]
validator = RulesetValidator(NodeBuilder.create(rules, tuple()),
goal_to_product={},
root_subject_fns={k: lambda p: Select(p) for k in (SubA,)})
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing(dedent("""
Rules with errors: 1
(A, (Select(B),), noop):
no matches for Select(B) with subject types: SubA
""").strip(),
str(cm.exception))
def test_ruleset_with_missing_product_type(self):
rules = [(A, (Select(B),), noop)]
validator = RulesetValidator(RuleIndex.create(rules, tuple()),
goal_to_product={},
root_subject_fns={k: lambda p: Select(p) for k in (SubA,)})
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing(dedent("""
Rules with errors: 1
(A, (Select(B),), noop):
no matches for Select(B) with subject types: SubA
""").strip(),
str(cm.exception))
def test_ruleset_with_missing_product_type(self):
rules = [(A, (Select(B), ), noop)]
validator = RulesetValidator(NodeBuilder.create(rules),
goal_to_product=dict(),
root_subject_types=tuple())
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assertEquals(
dedent("""
Found 1 rules with errors:
(A, (Select(B),), noop)
There is no producer of Select(B)
""").strip(), str(cm.exception))
def test_ruleset_with_goal_not_produced(self):
# The graph is complete, but the goal 'goal-name' requests A,
# which is not produced by any rule.
rules = [
(B, (Select(SubA),), noop)
]
validator = RulesetValidator(NodeBuilder.create(rules, tuple()),
goal_to_product={'goal-name': AGoal},
root_subject_fns={k: lambda p: Select(p) for k in (SubA,)})
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing("no task for product used by goal \"goal-name\": AGoal",
str(cm.exception))
def test_ruleset_with_goal_not_produced(self):
# The graph is complete, but the goal 'goal-name' requests A,
# which is not produced by any rule.
rules = [
(B, (Select(SubA),), noop)
]
validator = RulesetValidator(RuleIndex.create(rules, tuple()),
goal_to_product={'goal-name': AGoal},
root_subject_fns={k: lambda p: Select(p) for k in (SubA,)})
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing("no task for product used by goal \"goal-name\": AGoal",
str(cm.exception))
def test_ruleset_with_missing_product_type(self):
rules = [(A, (Select(B),), noop)]
validator = RulesetValidator(NodeBuilder.create(rules), goal_to_product=dict(), root_subject_types=tuple())
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assertEquals(
dedent(
"""
Found 1 rules with errors:
(A, (Select(B),), noop)
There is no producer of Select(B)
"""
).strip(),
str(cm.exception),
)
def test_initial_select_projection_failure(self):
rules = [
(Exactly(A), (SelectProjection(B, D, ('some',), C),), noop),
]
validator = RulesetValidator(RuleIndex.create(rules, tuple()),
goal_to_product={},
root_subject_fns=_suba_root_subject_fns)
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing(dedent("""
Rules with errors: 1
(Exactly(A), (SelectProjection(B, D, (u'some',), C),), noop):
no matches for Select(C) when resolving SelectProjection(B, D, (u'some',), C) with subject types: SubA
""").strip(),
str(cm.exception))
def test_secondary_select_projection_failure(self):
rules = [(Exactly(A), (SelectProjection(B, D, ('some', ), C), ), noop),
(C, tuple(), noop)]
validator = RulesetValidator(RuleIndex.create(rules, tuple()),
goal_to_product={},
root_subject_fns=_suba_root_subject_fns)
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing(
dedent("""
Rules with errors: 1
(Exactly(A), (SelectProjection(B, D, (u'some',), C),), noop):
no matches for Select(B) when resolving SelectProjection(B, D, (u'some',), C) with subject types: D
""").strip(), str(cm.exception))
def test_ruleset_with_superclass_of_selected_type_produced_fails(self):
rules = [(A, (Select(B), ), noop), (B, (Select(SubA), ), noop)]
validator = RulesetValidator(
RuleIndex.create(rules, tuple()),
goal_to_product={},
root_subject_fns={k: lambda p: Select(p)
for k in (C, )})
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing(
dedent("""
Rules with errors: 2
(A, (Select(B),), noop):
depends on unfulfillable (B, (Select(SubA),), noop) of C with subject types: C
(B, (Select(SubA),), noop):
no matches for Select(SubA) with subject types: C
""").strip(), str(cm.exception))
def test_ruleset_with_superclass_of_selected_type_produced_fails(self):
rules = [
(A, (Select(B),), noop),
(B, (Select(SubA),), noop)
]
validator = RulesetValidator(RuleIndex.create(rules, tuple()),
goal_to_product={},
root_subject_fns={k: lambda p: Select(p) for k in (C,)})
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing(dedent("""
Rules with errors: 2
(A, (Select(B),), noop):
depends on unfulfillable (B, (Select(SubA),), noop) of C with subject types: C
(B, (Select(SubA),), noop):
no matches for Select(SubA) with subject types: C
""").strip(),
str(cm.exception))
def test_ruleset_unreachable_due_to_product_of_select_dependencies(self):
rules = [
(A, (SelectDependencies(B, SubA, field_types=(D,)),), noop),
]
intrinsics = [
(B, C, noop),
]
validator = RulesetValidator(RuleIndex.create(rules, intrinsics),
goal_to_product={},
root_subject_fns={k: lambda p: Select(p) for k in (A,)})
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing(dedent("""
Rules with errors: 1
(A, (SelectDependencies(B, SubA, field_types=(D,)),), noop):
Unreachable with subject types: Any
""").strip(),
str(cm.exception))
def test_ruleset_with_failure_due_to_incompatible_subject_for_intrinsic(self):
rules = [
(D, (Select(C),), noop)
]
intrinsics = [
(B, C, noop),
]
validator = RulesetValidator(NodeBuilder.create(rules, intrinsics),
goal_to_product={},
root_subject_fns={k: lambda p: Select(p) for k in (A,)})
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing(dedent("""
Rules with errors: 1
(D, (Select(C),), noop):
no matches for Select(C) with subject types: A
""").strip(),
str(cm.exception))
def test_ruleset_unreachable_due_to_product_of_select_dependencies(self):
rules = [
(A, (SelectDependencies(B, SubA, field_types=(D,)),), noop),
]
intrinsics = [
(B, C, noop),
]
validator = RulesetValidator(NodeBuilder.create(rules, intrinsics),
goal_to_product={},
root_subject_fns={k: lambda p: Select(p) for k in (A,)})
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing(dedent("""
Rules with errors: 1
(A, (SelectDependencies(B, SubA, u'dependencies', field_types=(D,)),), noop):
Unreachable with subject types: Any
""").strip(),
str(cm.exception))
def test_not_fulfillable_duplicated_dependency(self):
# If a rule depends on another rule+subject in two ways, and one of them is unfulfillable
# Only the unfulfillable one should be in the errors.
rules = [
(B, (Select(D),), noop),
(D, (Select(A), SelectDependencies(A, SubA, field_types=(C,))), noop),
(A, (Select(SubA),), noop)
]
validator = RulesetValidator(RuleIndex.create(rules, tuple()),
goal_to_product={},
root_subject_fns=_suba_root_subject_fns)
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing(dedent("""
Rules with errors: 2
(B, (Select(D),), noop):
depends on unfulfillable (D, (Select(A), SelectDependencies(A, SubA, field_types=(C,))), noop) of SubA with subject types: SubA
(D, (Select(A), SelectDependencies(A, SubA, field_types=(C,))), noop):
depends on unfulfillable (A, (Select(SubA),), noop) of C with subject types: SubA""").strip(),
str(cm.exception))
def test_not_fulfillable_duplicated_dependency(self):
# If a rule depends on another rule+subject in two ways, and one of them is unfulfillable
# Only the unfulfillable one should be in the errors.
rules = [(B, (Select(D), ), noop),
(D, (Select(A), SelectDependencies(A, SubA,
field_types=(C, ))), noop),
(A, (Select(SubA), ), noop)]
validator = RulesetValidator(RuleIndex.create(rules, tuple()),
goal_to_product={},
root_subject_fns=_suba_root_subject_fns)
with self.assertRaises(ValueError) as cm:
validator.validate()
self.assert_equal_with_printing(
dedent("""
Rules with errors: 2
(B, (Select(D),), noop):
depends on unfulfillable (D, (Select(A), SelectDependencies(A, SubA, field_types=(C,))), noop) of SubA with subject types: SubA
(D, (Select(A), SelectDependencies(A, SubA, field_types=(C,))), noop):
depends on unfulfillable (A, (Select(SubA),), noop) of C with subject types: SubA"""
).strip(), str(cm.exception))
def test_ruleset_with_explicit_type_constraint(self):
rules = [(Exactly(A), (Select(B),), noop), (B, (Select(A),), noop)]
validator = RulesetValidator(NodeBuilder.create(rules), goal_to_product=dict(), root_subject_types=tuple())
validator.validate()