def test_that_config_is_unique_to_each_domain():
domain1 = Domain()
assert domain1.config["IDENTITY_STRATEGY"] == IdentityStrategy.UUID.value
domain1.config["IDENTITY_STRATEGY"] = "FOO"
domain2 = Domain()
assert domain2.config["IDENTITY_STRATEGY"] == IdentityStrategy.UUID.value
def test_domain(self):
from protean.domain import Domain
domain = Domain("Test")
domain.config["DATABASES"]["memory"] = {
"PROVIDER": "protean.adapters.MemoryProvider"
}
yield domain
def test_that_class_reference_is_resolved_on_domain_activation(self):
domain = Domain("Inline Domain")
class Post(BaseAggregate):
content = Text(required=True)
comments = HasMany("Comment")
domain.register(Post)
# Still a string
assert isinstance(declared_fields(Post)["comments"].to_cls, str)
class Comment(BaseEntity):
content = Text()
added_on = DateTime()
post = Reference("Post")
class Meta:
aggregate_cls = Post
domain.register(Comment)
with domain.domain_context():
# Resolved references
assert declared_fields(Post)["comments"].to_cls == Comment
assert declared_fields(Comment)["post"].to_cls == Post
assert len(domain._pending_class_resolutions) == 0
def test_error_on_message_db_initialization(self):
domain = Domain()
domain.config["EVENT_STORE"][
"PROVIDER"
] = "protean.adapters.event_store.message_db.MessageDBStore"
domain.config["EVENT_STORE"][
"DATABASE_URI"
] = "postgresql://message_store@localhost:5433/dummy"
with pytest.raises(ConfigurationError) as exc:
domain.event_store.store._write(
"testStream-123", "Event1", {"foo": "bar"}, {"kind": "EVENT"}
)
assert 'FATAL: database "dummy" does not exist' in str(exc.value)
# Reset config value. # FIXME Config should be an argument to the domain
domain.config["EVENT_STORE"][
"PROVIDER"
] = "protean.adapters.event_store.memory.MemoryEventStore"
domain.config["EVENT_STORE"].pop("DATABASE_URI")
def test_that_class_reference_is_tracked_at_the_domain_level(self):
domain = Domain()
class Post(BaseAggregate):
content = Text(required=True)
comments = HasMany("Comment")
domain.register(Post)
# Still a string
assert isinstance(declared_fields(Post)["comments"].to_cls, str)
class Comment(BaseEntity):
content = Text()
added_on = DateTime()
post = Reference("Post")
class Meta:
aggregate_cls = Post
domain.register(Comment)
assert len(domain._pending_class_resolutions) == 2
assert all(field_name in domain._pending_class_resolutions
for field_name in ["Comment", "Post"])
def test_that_domain_throws_exception_on_unknown_class_references_during_activation(
self, ):
domain = Domain("Inline Domain")
class Post(BaseAggregate):
content = Text(required=True)
comments = HasMany("Comment")
domain.register(Post)
# Still a string
assert isinstance(declared_fields(Post)["comments"].to_cls, str)
class Comment(BaseEntity):
content = Text()
added_on = DateTime()
post = Reference("Post")
foo = Reference("Foo")
class Meta:
aggregate_cls = Post
domain.register(Comment)
with pytest.raises(ConfigurationError) as exc:
with domain.domain_context():
pass
assert (exc.value.args[0]["element"] ==
"Element Foo not registered in domain Inline Domain")
# Remove domain context manually, as we lost it when the exception was raised
from protean.globals import _domain_context_stack
_domain_context_stack.pop()
from protean import Domain
dom2 = Domain("INSTANCE")
def test_that_a_domain_can_be_initialized_successfully(self):
domain = Domain(__name__)
assert domain is not None
assert domain.registry is not None
assert domain.registry.aggregates == {}
from protean import Domain
domain = Domain("WEB")
class Module:
my_domain1 = Domain("name1")
my_domain2 = Domain("name2")
from protean import Domain
domain = Domain("FOLDER")
class Module:
my_domain = Domain("name")
class Module:
subdomain = Domain("name")
class Module:
domain = Domain("name")
from protean import (
BaseEvent,
BaseEventHandler,
BaseEventSourcedAggregate,
Domain,
handle,
)
from protean.fields import Identifier, String
from tests.server.test_command_handling import UserCommandHandler
baz = Domain(domain_name="FooBar")
class Registered(BaseEvent):
id = Identifier()
email = String()
name = String()
password_hash = String()
class PasswordChanged(BaseEvent):
id = Identifier()
password_hash = String()
class User(BaseEventSourcedAggregate):
email = String()
name = String()
password_hash = String()
from protean import Domain
domain = Domain("BASIC")