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80 lines
2.5 KiB
Python
80 lines
2.5 KiB
Python
import datetime
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from django.test import TestCase
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from django_clickhouse.migrations import migrate_app
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from django_clickhouse.database import connections
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from tests.clickhouse_models import ClickHouseCollapseTestModel
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from tests.models import TestModel
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class CollapsingMergeTreeTest(TestCase):
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fixtures = ['test_model']
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maxDiff = None
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collapse_fixture = [{
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"id": 1,
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"created_date": "2018-01-01",
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"sign": 1,
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"version": 1
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}, {
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"id": 1,
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"created_date": "2018-01-01",
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"sign": -1,
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"version": 1
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}, {
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"id": 1,
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"created_date": "2018-01-01",
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"sign": 1,
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"version": 2
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}, {
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"id": 1,
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"created_date": "2018-01-01",
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"sign": -1,
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"version": 2
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}, {
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"id": 1,
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"created_date": "2018-01-01",
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"sign": 1,
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"version": 3
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}, {
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"id": 1,
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"created_date": "2018-01-01",
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"sign": -1,
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"version": 3
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}, {
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"id": 1,
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"created_date": "2018-01-01",
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"sign": 1,
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"version": 4
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}]
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def setUp(self):
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self.db = connections['default']
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self.db.drop_database()
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self.db.create_database()
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migrate_app('tests', 'default')
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ClickHouseCollapseTestModel.get_storage().flush()
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ClickHouseCollapseTestModel.objects.bulk_create([
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ClickHouseCollapseTestModel(**item) for item in self.collapse_fixture
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])
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self.objects = TestModel.objects.filter(id=1)
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def test_get_final_versions_by_final(self):
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final_versions = ClickHouseCollapseTestModel.engine.get_final_versions(ClickHouseCollapseTestModel,
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self.objects)
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self.assertEqual(1, len(final_versions))
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self.assertDictEqual({'id': 1, 'sign': 1, 'version': 4, 'value': 0, 'created_date': datetime.date(2018, 1, 1)},
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final_versions[0].to_dict())
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def test_get_final_versions_by_version(self):
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ClickHouseCollapseTestModel.engine.version_col = 'version'
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final_versions = ClickHouseCollapseTestModel.engine.get_final_versions(ClickHouseCollapseTestModel,
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self.objects)
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self.assertEqual(1, len(final_versions))
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self.assertDictEqual({'id': 1, 'sign': 1, 'version': 4, 'value': 0, 'created_date': datetime.date(2018, 1, 1)},
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final_versions[0].to_dict())
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