import abc import datetime import decimal from collections import namedtuple from typing import Optional from unittest import mock import pytest from pydantic import ValidationError from redis_developer.model import Field, HashModel from redis_developer.model.migrations.migrator import Migrator from redis_developer.model.model import ( NotFoundError, QueryNotSupportedError, RedisModelError, ) today = datetime.date.today() @pytest.fixture def m(key_prefix): class BaseHashModel(HashModel, abc.ABC): class Meta: global_key_prefix = key_prefix class Order(BaseHashModel): total: decimal.Decimal currency: str created_on: datetime.datetime class Member(BaseHashModel): first_name: str = Field(index=True) last_name: str = Field(index=True) email: str = Field(index=True) join_date: datetime.date age: int = Field(index=True) class Meta: model_key_prefix = "member" primary_key_pattern = "" Migrator().run() return namedtuple("Models", ["BaseHashModel", "Order", "Member"])( BaseHashModel, Order, Member ) @pytest.fixture def members(m): member1 = m.Member( first_name="Andrew", last_name="Brookins", email="a@example.com", age=38, join_date=today, ) member2 = m.Member( first_name="Kim", last_name="Brookins", email="k@example.com", age=34, join_date=today, ) member3 = m.Member( first_name="Andrew", last_name="Smith", email="as@example.com", age=100, join_date=today, ) member1.save() member2.save() member3.save() yield member1, member2, member3 def test_validates_required_fields(m): # Raises ValidationError: last_name is required with pytest.raises(ValidationError): m.Member(first_name="Andrew", zipcode="97086", join_date=today) def test_validates_field(m): # Raises ValidationError: join_date is not a date with pytest.raises(ValidationError): m.Member(first_name="Andrew", last_name="Brookins", join_date="yesterday") # Passes validation def test_validation_passes(m): member = m.Member( first_name="Andrew", last_name="Brookins", email="a@example.com", join_date=today, age=38, ) assert member.first_name == "Andrew" def test_saves_model_and_creates_pk(m): member = m.Member( first_name="Andrew", last_name="Brookins", email="a@example.com", join_date=today, age=38, ) # Save a model instance to Redis member.save() member2 = m.Member.get(member.pk) assert member2 == member def test_raises_error_with_embedded_models(m): class Address(m.BaseHashModel): address_line_1: str address_line_2: Optional[str] city: str country: str postal_code: str with pytest.raises(RedisModelError): class InvalidMember(m.BaseHashModel): address: Address @pytest.mark.skip("Not implemented yet") def test_saves_many(m): members = [ m.Member( first_name="Andrew", last_name="Brookins", email="a@example.com", join_date=today, ), m.Member( first_name="Kim", last_name="Brookins", email="k@example.com", join_date=today, ), ] m.Member.add(members) @pytest.mark.skip("Not ready yet") def test_updates_a_model(members, m): member1, member2, member3 = members # Or, with an implicit save: member1.update(last_name="Smith") assert m.Member.find(m.Member.pk == member1.pk).first() == member1 # Or, affecting multiple model instances with an implicit save: m.Member.find(m.Member.last_name == "Brookins").update(last_name="Smith") results = m.Member.find(m.Member.last_name == "Smith") assert results == members def test_paginate_query(members, m): member1, member2, member3 = members actual = m.Member.find().sort_by("age").all(batch_size=1) assert actual == [member2, member1, member3] def test_access_result_by_index_cached(members, m): member1, member2, member3 = members query = m.Member.find().sort_by("age") # Load the cache, throw away the result. assert query._model_cache == [] query.execute() assert query._model_cache == [member2, member1, member3] # Access an item that should be in the cache. with mock.patch.object(query.model, "db") as mock_db: assert query[0] == member2 assert not mock_db.called def test_access_result_by_index_not_cached(members, m): member1, member2, member3 = members query = m.Member.find().sort_by("age") # Assert that we don't have any models in the cache yet -- we # haven't made any requests of Redis. assert query._model_cache == [] assert query[0] == member2 assert query[1] == member1 assert query[2] == member3 def test_exact_match_queries(members, m): member1, member2, member3 = members actual = m.Member.find(m.Member.last_name == "Brookins").sort_by("age").all() assert actual == [member2, member1] actual = m.Member.find( (m.Member.last_name == "Brookins") & ~(m.Member.first_name == "Andrew") ).all() assert actual == [member2] actual = m.Member.find(~(m.Member.last_name == "Brookins")).all() assert actual == [member3] actual = m.Member.find(m.Member.last_name != "Brookins").all() assert actual == [member3] actual = ( m.Member.find( (m.Member.last_name == "Brookins") & (m.Member.first_name == "Andrew") | (m.Member.first_name == "Kim") ) .sort_by("age") .all() ) assert actual == [member2, member1] actual = m.Member.find( m.Member.first_name == "Kim", m.Member.last_name == "Brookins" ).all() assert actual == [member2] def test_recursive_query_resolution(members, m): member1, member2, member3 = members actual = ( m.Member.find( (m.Member.last_name == "Brookins") | (m.Member.age == 100) & (m.Member.last_name == "Smith") ) .sort_by("age") .all() ) assert actual == [member2, member1, member3] def test_tag_queries_boolean_logic(members, m): member1, member2, member3 = members actual = ( m.Member.find( (m.Member.first_name == "Andrew") & (m.Member.last_name == "Brookins") | (m.Member.last_name == "Smith") ) .sort_by("age") .all() ) assert actual == [member1, member3] def test_tag_queries_punctuation(m): member1 = m.Member( first_name="Andrew, the Michael", last_name="St. Brookins-on-Pier", email="a|b@example.com", # NOTE: This string uses the TAG field separator. age=38, join_date=today, ) member1.save() member2 = m.Member( first_name="Bob", last_name="the Villain", email="a|villain@example.com", # NOTE: This string uses the TAG field separator. age=38, join_date=today, ) member2.save() assert ( m.Member.find(m.Member.first_name == "Andrew, the Michael").first() == member1 ) assert ( m.Member.find(m.Member.last_name == "St. Brookins-on-Pier").first() == member1 ) # Notice that when we index and query multiple values that use the internal # TAG separator for single-value exact-match fields, like an indexed string, # the queries will succeed. We apply a workaround that queries for the union # of the two values separated by the tag separator. assert m.Member.find(m.Member.email == "a|b@example.com").all() == [member1] assert m.Member.find(m.Member.email == "a|villain@example.com").all() == [member2] def test_tag_queries_negation(members, m): member1, member2, member3 = members """ ┌first_name NOT EQ┤ └Andrew """ query = m.Member.find(~(m.Member.first_name == "Andrew")) assert query.all() == [member2] """ ┌first_name ┌NOT EQ┤ | └Andrew AND┤ | ┌last_name └EQ┤ └Brookins """ query = m.Member.find( ~(m.Member.first_name == "Andrew") & (m.Member.last_name == "Brookins") ) assert query.all() == [member2] """ ┌first_name ┌NOT EQ┤ | └Andrew AND┤ | ┌last_name | ┌EQ┤ | | └Brookins └OR┤ | ┌last_name └EQ┤ └Smith """ query = m.Member.find( ~(m.Member.first_name == "Andrew") & ((m.Member.last_name == "Brookins") | (m.Member.last_name == "Smith")) ) assert query.all() == [member2] """ ┌first_name ┌NOT EQ┤ | └Andrew ┌AND┤ | | ┌last_name | └EQ┤ | └Brookins OR┤ | ┌last_name └EQ┤ └Smith """ query = m.Member.find( ~(m.Member.first_name == "Andrew") & (m.Member.last_name == "Brookins") | (m.Member.last_name == "Smith") ) assert query.sort_by("age").all() == [member2, member3] actual = m.Member.find( (m.Member.first_name == "Andrew") & ~(m.Member.last_name == "Brookins") ).all() assert actual == [member3] def test_numeric_queries(members, m): member1, member2, member3 = members actual = m.Member.find(m.Member.age == 34).all() assert actual == [member2] actual = m.Member.find(m.Member.age > 34).sort_by("age").all() assert actual == [member1, member3] actual = m.Member.find(m.Member.age < 35).all() assert actual == [member2] actual = m.Member.find(m.Member.age <= 34).all() assert actual == [member2] actual = m.Member.find(m.Member.age >= 100).all() assert actual == [member3] actual = m.Member.find(m.Member.age != 34).sort_by("age").all() assert actual == [member1, member3] actual = m.Member.find(~(m.Member.age == 100)).sort_by("age").all() assert actual == [member2, member1] actual = m.Member.find(m.Member.age > 30, m.Member.age < 40).sort_by("age").all() assert actual == [member2, member1] def test_sorting(members, m): member1, member2, member3 = members actual = m.Member.find(m.Member.age > 34).sort_by("age").all() assert actual == [member1, member3] actual = m.Member.find(m.Member.age > 34).sort_by("-age").all() assert actual == [member3, member1] with pytest.raises(QueryNotSupportedError): # This field does not exist. m.Member.find().sort_by("not-a-real-field").all() with pytest.raises(QueryNotSupportedError): # This field is not sortable. m.Member.find().sort_by("join_date").all() def test_not_found(m): with pytest.raises(NotFoundError): # This ID does not exist. m.Member.get(1000) def test_schema(m, key_prefix): class Address(m.BaseHashModel): a_string: str = Field(index=True) a_full_text_string: str = Field(index=True, full_text_search=True) an_integer: int = Field(index=True, sortable=True) a_float: float = Field(index=True) another_integer: int another_float: float assert ( Address.redisearch_schema() == f"ON HASH PREFIX 1 {key_prefix}:tests.test_hash_model.Address: SCHEMA pk TAG SEPARATOR | a_string TAG SEPARATOR | a_full_text_string TAG SEPARATOR | a_full_text_string_fts TEXT an_integer NUMERIC SORTABLE a_float NUMERIC" )