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| 1 | +/** |
| 2 | + * @object-ui/core - Query AST Builder Tests |
| 3 | + */ |
| 4 | + |
| 5 | +import { describe, it, expect } from 'vitest'; |
| 6 | +import { QueryASTBuilder } from '../query-ast'; |
| 7 | +import type { QuerySchema } from '@object-ui/types'; |
| 8 | + |
| 9 | +describe('QueryASTBuilder', () => { |
| 10 | + const builder = new QueryASTBuilder(); |
| 11 | + |
| 12 | + describe('Basic Query Building', () => { |
| 13 | + it('should build simple SELECT query', () => { |
| 14 | + const query: QuerySchema = { |
| 15 | + object: 'users', |
| 16 | + fields: ['id', 'name', 'email'], |
| 17 | + }; |
| 18 | + |
| 19 | + const ast = builder.build(query); |
| 20 | + |
| 21 | + expect(ast.select.type).toBe('select'); |
| 22 | + expect(ast.select.fields).toHaveLength(3); |
| 23 | + expect(ast.from.table).toBe('users'); |
| 24 | + }); |
| 25 | + |
| 26 | + it('should build SELECT * when no fields specified', () => { |
| 27 | + const query: QuerySchema = { |
| 28 | + object: 'users', |
| 29 | + }; |
| 30 | + |
| 31 | + const ast = builder.build(query); |
| 32 | + |
| 33 | + expect(ast.select.fields).toHaveLength(1); |
| 34 | + expect(ast.select.fields[0]).toMatchObject({ |
| 35 | + type: 'field', |
| 36 | + name: '*', |
| 37 | + }); |
| 38 | + }); |
| 39 | + |
| 40 | + it('should build query with WHERE clause', () => { |
| 41 | + const query: QuerySchema = { |
| 42 | + object: 'users', |
| 43 | + fields: ['id', 'name'], |
| 44 | + filter: { |
| 45 | + conditions: [ |
| 46 | + { |
| 47 | + field: 'status', |
| 48 | + operator: 'equals', |
| 49 | + value: 'active', |
| 50 | + }, |
| 51 | + ], |
| 52 | + }, |
| 53 | + }; |
| 54 | + |
| 55 | + const ast = builder.build(query); |
| 56 | + |
| 57 | + expect(ast.where).toBeDefined(); |
| 58 | + expect(ast.where?.type).toBe('where'); |
| 59 | + expect(ast.where?.condition.type).toBe('operator'); |
| 60 | + }); |
| 61 | + |
| 62 | + it('should build query with ORDER BY', () => { |
| 63 | + const query: QuerySchema = { |
| 64 | + object: 'users', |
| 65 | + fields: ['id', 'name'], |
| 66 | + sort: [ |
| 67 | + { field: 'created_at', order: 'desc' }, |
| 68 | + { field: 'name', order: 'asc' }, |
| 69 | + ], |
| 70 | + }; |
| 71 | + |
| 72 | + const ast = builder.build(query); |
| 73 | + |
| 74 | + expect(ast.order_by).toBeDefined(); |
| 75 | + expect(ast.order_by?.fields).toHaveLength(2); |
| 76 | + expect(ast.order_by?.fields[0].direction).toBe('desc'); |
| 77 | + }); |
| 78 | + |
| 79 | + it('should build query with LIMIT and OFFSET', () => { |
| 80 | + const query: QuerySchema = { |
| 81 | + object: 'users', |
| 82 | + fields: ['id', 'name'], |
| 83 | + limit: 10, |
| 84 | + offset: 20, |
| 85 | + }; |
| 86 | + |
| 87 | + const ast = builder.build(query); |
| 88 | + |
| 89 | + expect(ast.limit).toBeDefined(); |
| 90 | + expect(ast.limit?.value).toBe(10); |
| 91 | + expect(ast.offset).toBeDefined(); |
| 92 | + expect(ast.offset?.value).toBe(20); |
| 93 | + }); |
| 94 | + }); |
| 95 | + |
| 96 | + describe('Advanced Query Building', () => { |
| 97 | + it('should build query with JOIN', () => { |
| 98 | + const query: QuerySchema = { |
| 99 | + object: 'users', |
| 100 | + fields: ['id', 'name', 'orders.total'], |
| 101 | + joins: [ |
| 102 | + { |
| 103 | + type: 'left', |
| 104 | + object: 'orders', |
| 105 | + on: { |
| 106 | + local_field: 'id', |
| 107 | + foreign_field: 'user_id', |
| 108 | + }, |
| 109 | + }, |
| 110 | + ], |
| 111 | + }; |
| 112 | + |
| 113 | + const ast = builder.build(query); |
| 114 | + |
| 115 | + expect(ast.joins).toBeDefined(); |
| 116 | + expect(ast.joins).toHaveLength(1); |
| 117 | + expect(ast.joins?.[0].join_type).toBe('left'); |
| 118 | + expect(ast.joins?.[0].table).toBe('orders'); |
| 119 | + }); |
| 120 | + |
| 121 | + it('should build query with aggregations', () => { |
| 122 | + const query: QuerySchema = { |
| 123 | + object: 'orders', |
| 124 | + aggregations: [ |
| 125 | + { |
| 126 | + function: 'count', |
| 127 | + alias: 'total_count', |
| 128 | + }, |
| 129 | + { |
| 130 | + function: 'sum', |
| 131 | + field: 'amount', |
| 132 | + alias: 'total_amount', |
| 133 | + }, |
| 134 | + ], |
| 135 | + }; |
| 136 | + |
| 137 | + const ast = builder.build(query); |
| 138 | + |
| 139 | + expect(ast.select.fields).toHaveLength(2); |
| 140 | + expect(ast.select.fields[0]).toMatchObject({ |
| 141 | + type: 'aggregate', |
| 142 | + function: 'count', |
| 143 | + alias: 'total_count', |
| 144 | + }); |
| 145 | + }); |
| 146 | + |
| 147 | + it('should build query with GROUP BY', () => { |
| 148 | + const query: QuerySchema = { |
| 149 | + object: 'orders', |
| 150 | + fields: ['user_id'], |
| 151 | + group_by: ['user_id'], |
| 152 | + aggregations: [ |
| 153 | + { |
| 154 | + function: 'count', |
| 155 | + alias: 'order_count', |
| 156 | + }, |
| 157 | + ], |
| 158 | + }; |
| 159 | + |
| 160 | + const ast = builder.build(query); |
| 161 | + |
| 162 | + expect(ast.group_by).toBeDefined(); |
| 163 | + expect(ast.group_by?.fields).toHaveLength(1); |
| 164 | + expect(ast.group_by?.fields[0]).toMatchObject({ |
| 165 | + type: 'field', |
| 166 | + name: 'user_id', |
| 167 | + }); |
| 168 | + }); |
| 169 | + }); |
| 170 | + |
| 171 | + describe('Complex Filters', () => { |
| 172 | + it('should build query with nested AND/OR filters', () => { |
| 173 | + const query: QuerySchema = { |
| 174 | + object: 'users', |
| 175 | + filter: { |
| 176 | + operator: 'and', |
| 177 | + conditions: [ |
| 178 | + { |
| 179 | + field: 'status', |
| 180 | + operator: 'equals', |
| 181 | + value: 'active', |
| 182 | + }, |
| 183 | + ], |
| 184 | + groups: [ |
| 185 | + { |
| 186 | + operator: 'or', |
| 187 | + conditions: [ |
| 188 | + { |
| 189 | + field: 'role', |
| 190 | + operator: 'equals', |
| 191 | + value: 'admin', |
| 192 | + }, |
| 193 | + { |
| 194 | + field: 'role', |
| 195 | + operator: 'equals', |
| 196 | + value: 'moderator', |
| 197 | + }, |
| 198 | + ], |
| 199 | + }, |
| 200 | + ], |
| 201 | + }, |
| 202 | + }; |
| 203 | + |
| 204 | + const ast = builder.build(query); |
| 205 | + |
| 206 | + expect(ast.where).toBeDefined(); |
| 207 | + expect(ast.where?.condition.operator).toBe('and'); |
| 208 | + expect(ast.where?.condition.operands.length).toBeGreaterThan(0); |
| 209 | + }); |
| 210 | + }); |
| 211 | +}); |
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