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| 1 | +import { createClient } from '@clickhouse/client'; |
| 2 | +import { ClickHouseClient } from '@clickhouse/client-common'; |
| 3 | +import { before } from 'lodash'; |
| 4 | + |
| 5 | +import { ClickhouseClient as HdxClickhouseClient } from '@/clickhouse/node'; |
| 6 | +import { Metadata, MetadataCache } from '@/metadata'; |
| 7 | +import { ChartConfigWithDateRange } from '@/types'; |
| 8 | + |
| 9 | +describe('ClickHouse Integration Tests', () => { |
| 10 | + let client: ClickHouseClient; |
| 11 | + let hdxClient: HdxClickhouseClient; |
| 12 | + |
| 13 | + beforeAll(() => { |
| 14 | + const host = process.env.CLICKHOUSE_HOST || 'http://localhost:8123'; |
| 15 | + const username = process.env.CLICKHOUSE_USER || 'default'; |
| 16 | + const password = process.env.CLICKHOUSE_PASSWORD || ''; |
| 17 | + |
| 18 | + client = createClient({ |
| 19 | + host, |
| 20 | + username, |
| 21 | + password, |
| 22 | + }); |
| 23 | + |
| 24 | + hdxClient = new HdxClickhouseClient({ |
| 25 | + host, |
| 26 | + username, |
| 27 | + password, |
| 28 | + }); |
| 29 | + }); |
| 30 | + |
| 31 | + describe('getKeyValues', () => { |
| 32 | + let metadata: Metadata; |
| 33 | + |
| 34 | + beforeEach(async () => { |
| 35 | + metadata = new Metadata(hdxClient, new MetadataCache()); |
| 36 | + |
| 37 | + await client.command({ |
| 38 | + query: `CREATE OR REPLACE TABLE default.test_table ( |
| 39 | + Timestamp DateTime, |
| 40 | + col1 String, |
| 41 | + col2 LowCardinality(String) |
| 42 | + ) |
| 43 | + ENGINE = MergeTree() |
| 44 | + ORDER BY (col1) |
| 45 | + `, |
| 46 | + }); |
| 47 | + }); |
| 48 | + |
| 49 | + afterEach(async () => { |
| 50 | + await client.command({ |
| 51 | + query: 'DROP TABLE IF EXISTS default.test_table', |
| 52 | + }); |
| 53 | + }); |
| 54 | + |
| 55 | + it('should return key-value pairs for a given metadata key', async () => { |
| 56 | + await client.command({ |
| 57 | + query: `INSERT INTO default.test_table (Timestamp, col1, col2) VALUES |
| 58 | + ('2023-06-01 12:00:00', 'test_value1', 'test_value3'), |
| 59 | + ('2024-06-01 12:00:00', 'test_value2', 'test_value4') |
| 60 | + `, |
| 61 | + }); |
| 62 | + |
| 63 | + const chartConfig: ChartConfigWithDateRange = { |
| 64 | + connection: 'test_connection', |
| 65 | + from: { |
| 66 | + databaseName: 'default', |
| 67 | + tableName: 'test_table', |
| 68 | + }, |
| 69 | + dateRange: [new Date('2023-01-01'), new Date('2025-01-01')], |
| 70 | + select: 'col1, col2', |
| 71 | + timestampValueExpression: 'Timestamp', |
| 72 | + where: '', |
| 73 | + }; |
| 74 | + |
| 75 | + const resultCol1 = await metadata.getKeyValues({ |
| 76 | + chartConfig, |
| 77 | + keys: ['col1'], |
| 78 | + }); |
| 79 | + |
| 80 | + expect(resultCol1).toEqual([ |
| 81 | + { key: 'col1', value: ['test_value1', 'test_value2'] }, |
| 82 | + ]); |
| 83 | + |
| 84 | + const resultCol2 = await metadata.getKeyValues({ |
| 85 | + chartConfig, |
| 86 | + keys: ['col2'], |
| 87 | + }); |
| 88 | + |
| 89 | + expect(resultCol2).toEqual([ |
| 90 | + { key: 'col2', value: ['test_value3', 'test_value4'] }, |
| 91 | + ]); |
| 92 | + |
| 93 | + const resultBoth = await metadata.getKeyValues({ |
| 94 | + chartConfig, |
| 95 | + keys: ['col1', 'col2'], |
| 96 | + }); |
| 97 | + |
| 98 | + expect(resultBoth).toEqual([ |
| 99 | + { key: 'col1', value: ['test_value1', 'test_value2'] }, |
| 100 | + { key: 'col2', value: ['test_value3', 'test_value4'] }, |
| 101 | + ]); |
| 102 | + }); |
| 103 | + }); |
| 104 | +}); |
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