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test_mergeable.py
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# -*- coding: utf-8 -*-
# pylint: disable=line-too-long
# pylint: disable=invalid-name
# pylint: disable=too-many-locals
import queue
from datetime import date
from typing import Tuple
from pyflake_client.client import PyflakeClient
from pyflake_client.models.assets.database import Database
from pyflake_client.models.assets.database_role import DatabaseRole
from pyflake_client.models.assets.schema import Schema
from pyflake_client.models.assets.table import Table
from pyflake_client.models.describables.queryable import Queryable
from pyflake_client.tests.models.mergable_entity import (
TABLE_COLUMN_DEFINITION,
TABLE_NAME,
MergableEntity,
)
def test_merge_into(
flake: PyflakeClient,
proc_db: Tuple[Database, Schema, DatabaseRole, DatabaseRole, DatabaseRole],
assets_queue: queue.LifoQueue,
):
### Arrange ###
db, s, _, _, _ = proc_db
t = Table(db.db_name, s.schema_name, TABLE_NAME, TABLE_COLUMN_DEFINITION)
try:
flake.register_asset_async(t, assets_queue).wait()
### Act ###
ins = MergableEntity("TEST", True).configure(db.db_name, s.schema_name, TABLE_NAME)
flake.execute_async(ins.merge_into_statement()).wait()
entity: MergableEntity = flake.describe_async(Queryable(ins.select_statement())).deserialize_one(
MergableEntity, MergableEntity.get_deserializer()
)
### Assert ###
assert entity is not None
assert entity.the_primary_key == ins.the_primary_key
assert entity.enabled == ins.enabled
assert entity.id == 1
assert entity.valid_from is not None
assert entity.valid_to is not None
assert entity.valid_from.date() == date.today()
assert entity.valid_to.date() == date(9999, 12, 31)
finally:
### Cleanup ###
flake.delete_assets(assets_queue)
def test_merge_into_and_update(
flake: PyflakeClient,
proc_db: Tuple[Database, Schema, DatabaseRole, DatabaseRole, DatabaseRole],
assets_queue: queue.LifoQueue,
):
### Arrange ###
db, s, _, _, _ = proc_db
t = Table(db.db_name, s.schema_name, TABLE_NAME, TABLE_COLUMN_DEFINITION)
try:
flake.register_asset_async(t, assets_queue).wait()
### Act ###
ins = MergableEntity("TEST", True).configure(db.db_name, s.schema_name, TABLE_NAME)
flake.execute_async(ins.merge_into_statement()).wait()
ins.enabled = False
flake.execute_async(ins.merge_into_statement()).wait()
entity: MergableEntity = flake.describe_async(Queryable(ins.select_statement())).deserialize_one(
MergableEntity, MergableEntity.get_deserializer()
)
inserted = flake.execute_async(f"select count(1) from {db.db_name}.{s.schema_name}.{TABLE_NAME}").fetch_one(
int, lambda x: int(x)
)
### Assert ###
assert inserted == 2
assert entity.the_primary_key == ins.the_primary_key
assert entity.enabled == ins.enabled
assert entity.id == 2
assert entity.valid_from is not None
assert entity.valid_to is not None
assert entity.valid_from.date() == date.today()
assert entity.valid_to.date() == date(9999, 12, 31)
finally:
### Cleanup ###
flake.delete_assets(assets_queue)
def test_merge_into_and_delete(
flake: PyflakeClient,
proc_db: Tuple[Database, Schema, DatabaseRole, DatabaseRole, DatabaseRole],
assets_queue: queue.LifoQueue,
):
### Arrange ###
db, s, _, _, _ = proc_db
t = Table(db.db_name, s.schema_name, TABLE_NAME, TABLE_COLUMN_DEFINITION)
try:
flake.register_asset_async(t, assets_queue).wait()
### Act ###
ins = MergableEntity("TEST", True).configure(db.db_name, s.schema_name, TABLE_NAME)
flake.execute_async(ins.merge_into_statement()).wait()
inserted = flake.execute_async(f"select count(1) from {db.db_name}.{s.schema_name}.{TABLE_NAME}").fetch_one(
int, lambda x: int(x)
)
flake.execute_async(f"delete from {db.db_name}.{s.schema_name}.{TABLE_NAME}").wait()
deleted = flake.execute_async(f"select count(1) from {db.db_name}.{s.schema_name}.{TABLE_NAME}").fetch_one(
int, lambda x: int(x) if x != None else 0
)
### Assert ###
assert inserted == 1
assert deleted == 0
finally:
### Cleanup ###
flake.delete_assets(assets_queue)