fix: search on camelcase fields for postgres (#544)

.github/workflows/main.yml

@@ -14,6 +14,20 @@ jobs:
       matrix:
         node-version: [14.x, 16.x, 18.x]
 
+    services:
+      postgres:
+        image: postgres:latest
+        env:
+          POSTGRES_USER: root
+          POSTGRES_PASSWORD: pass
+          POSTGRES_DB: test
+        ports:
+          - 5432:5432
+        options: --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js ${{ matrix.node-version }}
@@ -24,6 +38,10 @@ jobs:
       - run: npm run format:ci
       - run: npm run lint
       - run: npm run build
+
+      # TODO: run postgres and sqlite in parallel
+      - run: DB=postgres npm run test
+
       - run: npm run test:cov
       - run: bash <(curl -s https://codecov.io/bash)
       - name: Semantic Release

docker-compose.yml

@@ -0,0 +1,12 @@
+version: '3.5'
+
+services:
+  postgres:
+    container_name: postgres_nestjs_paginate
+    image: postgres:latest
+    environment:
+      POSTGRES_USER: root
+      POSTGRES_PASSWORD: pass
+      POSTGRES_DB: test
+    ports:
+      - "5432:5432"

package-lock.json

@@ -24,6 +24,7 @@
         "eslint-plugin-prettier": "^4.2.1",
         "fastify": "^4.14.1",
         "jest": "^29.5.0",
+        "pg": "^8.10.0",
         "prettier": "^2.8.4",
         "reflect-metadata": "^0.1.13",
         "rxjs": "^7.8.0",
@@ -2358,6 +2359,15 @@
       "integrity": "sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==",
       "dev": true
     },
+    "node_modules/buffer-writer": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/buffer-writer/-/buffer-writer-2.0.0.tgz",
+      "integrity": "sha512-a7ZpuTZU1TRtnwyCNW3I5dc0wWNC3VR9S++Ewyk2HHZdrO3CQJqSpd+95Us590V6AL7JqUAH2IwZ/398PmNFgw==",
+      "dev": true,
+      "engines": {
+        "node": ">=4"
+      }
+    },
     "node_modules/bytes": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
@@ -5575,6 +5585,12 @@
         "node": ">=6"
       }
     },
+    "node_modules/packet-reader": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/packet-reader/-/packet-reader-1.0.0.tgz",
+      "integrity": "sha512-HAKu/fG3HpHFO0AA8WE8q2g+gBJaZ9MG7fcKk+IJPLTGAD6Psw4443l+9DGRbOIh3/aXr7Phy0TjilYivJo5XQ==",
+      "dev": true
+    },
     "node_modules/parent-module": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/parent-module/-/parent-module-1.0.1.tgz",
@@ -5683,6 +5699,87 @@
         "node": ">=8"
       }
     },
+    "node_modules/pg": {
+      "version": "8.10.0",
+      "resolved": "https://registry.npmjs.org/pg/-/pg-8.10.0.tgz",
+      "integrity": "sha512-ke7o7qSTMb47iwzOSaZMfeR7xToFdkE71ifIipOAAaLIM0DYzfOAXlgFFmYUIE2BcJtvnVlGCID84ZzCegE8CQ==",
+      "dev": true,
+      "dependencies": {
+        "buffer-writer": "2.0.0",
+        "packet-reader": "1.0.0",
+        "pg-connection-string": "^2.5.0",
+        "pg-pool": "^3.6.0",
+        "pg-protocol": "^1.6.0",
+        "pg-types": "^2.1.0",
+        "pgpass": "1.x"
+      },
+      "engines": {
+        "node": ">= 8.0.0"
+      },
+      "peerDependencies": {
+        "pg-native": ">=3.0.1"
+      },
+      "peerDependenciesMeta": {
+        "pg-native": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/pg-connection-string": {
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-2.5.0.tgz",
+      "integrity": "sha512-r5o/V/ORTA6TmUnyWZR9nCj1klXCO2CEKNRlVuJptZe85QuhFayC7WeMic7ndayT5IRIR0S0xFxFi2ousartlQ==",
+      "dev": true
+    },
+    "node_modules/pg-int8": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/pg-int8/-/pg-int8-1.0.1.tgz",
+      "integrity": "sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw==",
+      "dev": true,
+      "engines": {
+        "node": ">=4.0.0"
+      }
+    },
+    "node_modules/pg-pool": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/pg-pool/-/pg-pool-3.6.0.tgz",
+      "integrity": "sha512-clFRf2ksqd+F497kWFyM21tMjeikn60oGDmqMT8UBrynEwVEX/5R5xd2sdvdo1cZCFlguORNpVuqxIj+aK4cfQ==",
+      "dev": true,
+      "peerDependencies": {
+        "pg": ">=8.0"
+      }
+    },
+    "node_modules/pg-protocol": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/pg-protocol/-/pg-protocol-1.6.0.tgz",
+      "integrity": "sha512-M+PDm637OY5WM307051+bsDia5Xej6d9IR4GwJse1qA1DIhiKlksvrneZOYQq42OM+spubpcNYEo2FcKQrDk+Q==",
+      "dev": true
+    },
+    "node_modules/pg-types": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-2.2.0.tgz",
+      "integrity": "sha512-qTAAlrEsl8s4OiEQY69wDvcMIdQN6wdz5ojQiOy6YRMuynxenON0O5oCpJI6lshc6scgAY8qvJ2On/p+CXY0GA==",
+      "dev": true,
+      "dependencies": {
+        "pg-int8": "1.0.1",
+        "postgres-array": "~2.0.0",
+        "postgres-bytea": "~1.0.0",
+        "postgres-date": "~1.0.4",
+        "postgres-interval": "^1.1.0"
+      },
+      "engines": {
+        "node": ">=4"
+      }
+    },
+    "node_modules/pgpass": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.5.tgz",
+      "integrity": "sha512-FdW9r/jQZhSeohs1Z3sI1yxFQNFvMcnmfuj4WBMUTxOrAyLMaTcE1aAMBiTlbMNaXvBCQuVi0R7hd8udDSP7ug==",
+      "dev": true,
+      "dependencies": {
+        "split2": "^4.1.0"
+      }
+    },
     "node_modules/picocolors": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
@@ -5775,6 +5872,45 @@
         "node": ">=8"
       }
     },
+    "node_modules/postgres-array": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-array/-/postgres-array-2.0.0.tgz",
+      "integrity": "sha512-VpZrUqU5A69eQyW2c5CA1jtLecCsN2U/bD6VilrFDWq5+5UIEVO7nazS3TEcHf1zuPYO/sqGvUvW62g86RXZuA==",
+      "dev": true,
+      "engines": {
+        "node": ">=4"
+      }
+    },
+    "node_modules/postgres-bytea": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-bytea/-/postgres-bytea-1.0.0.tgz",
+      "integrity": "sha512-xy3pmLuQqRBZBXDULy7KbaitYqLcmxigw14Q5sj8QBVLqEwXfeybIKVWiqAXTlcvdvb0+xkOtDbfQMOf4lST1w==",
+      "dev": true,
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/postgres-date": {
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/postgres-date/-/postgres-date-1.0.7.tgz",
+      "integrity": "sha512-suDmjLVQg78nMK2UZ454hAG+OAW+HQPZ6n++TNDUX+L0+uUlLywnoxJKDou51Zm+zTCjrCl0Nq6J9C5hP9vK/Q==",
+      "dev": true,
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/postgres-interval": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/postgres-interval/-/postgres-interval-1.2.0.tgz",
+      "integrity": "sha512-9ZhXKM/rw350N1ovuWHbGxnGh/SNJ4cnxHiM0rxE4VN41wsg8P8zWn9hv/buK00RP4WvlOyr/RBDiptyxVbkZQ==",
+      "dev": true,
+      "dependencies": {
+        "xtend": "^4.0.0"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/prelude-ls": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.2.1.tgz",
@@ -7354,6 +7490,15 @@
         "node": ">=4.0"
       }
     },
+    "node_modules/xtend": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
+      "dev": true,
+      "engines": {
+        "node": ">=0.4"
+      }
+    },
     "node_modules/y18n": {
       "version": "5.0.8",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",
@@ -9227,6 +9372,12 @@
       "integrity": "sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==",
       "dev": true
     },
+    "buffer-writer": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/buffer-writer/-/buffer-writer-2.0.0.tgz",
+      "integrity": "sha512-a7ZpuTZU1TRtnwyCNW3I5dc0wWNC3VR9S++Ewyk2HHZdrO3CQJqSpd+95Us590V6AL7JqUAH2IwZ/398PmNFgw==",
+      "dev": true
+    },
     "bytes": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
@@ -11696,6 +11847,12 @@
       "integrity": "sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ==",
       "dev": true
     },
+    "packet-reader": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/packet-reader/-/packet-reader-1.0.0.tgz",
+      "integrity": "sha512-HAKu/fG3HpHFO0AA8WE8q2g+gBJaZ9MG7fcKk+IJPLTGAD6Psw4443l+9DGRbOIh3/aXr7Phy0TjilYivJo5XQ==",
+      "dev": true
+    },
     "parent-module": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/parent-module/-/parent-module-1.0.1.tgz",
@@ -11782,6 +11939,68 @@
       "integrity": "sha512-gDKb8aZMDeD/tZWs9P6+q0J9Mwkdl6xMV8TjnGP3qJVJ06bdMgkbBlLU8IdfOsIsFz2BW1rNVT3XuNEl8zPAvw==",
       "dev": true
     },
+    "pg": {
+      "version": "8.10.0",
+      "resolved": "https://registry.npmjs.org/pg/-/pg-8.10.0.tgz",
+      "integrity": "sha512-ke7o7qSTMb47iwzOSaZMfeR7xToFdkE71ifIipOAAaLIM0DYzfOAXlgFFmYUIE2BcJtvnVlGCID84ZzCegE8CQ==",
+      "dev": true,
+      "requires": {
+        "buffer-writer": "2.0.0",
+        "packet-reader": "1.0.0",
+        "pg-connection-string": "^2.5.0",
+        "pg-pool": "^3.6.0",
+        "pg-protocol": "^1.6.0",
+        "pg-types": "^2.1.0",
+        "pgpass": "1.x"
+      }
+    },
+    "pg-connection-string": {
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-2.5.0.tgz",
+      "integrity": "sha512-r5o/V/ORTA6TmUnyWZR9nCj1klXCO2CEKNRlVuJptZe85QuhFayC7WeMic7ndayT5IRIR0S0xFxFi2ousartlQ==",
+      "dev": true
+    },
+    "pg-int8": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/pg-int8/-/pg-int8-1.0.1.tgz",
+      "integrity": "sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw==",
+      "dev": true
+    },
+    "pg-pool": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/pg-pool/-/pg-pool-3.6.0.tgz",
+      "integrity": "sha512-clFRf2ksqd+F497kWFyM21tMjeikn60oGDmqMT8UBrynEwVEX/5R5xd2sdvdo1cZCFlguORNpVuqxIj+aK4cfQ==",
+      "dev": true,
+      "requires": {}
+    },
+    "pg-protocol": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/pg-protocol/-/pg-protocol-1.6.0.tgz",
+      "integrity": "sha512-M+PDm637OY5WM307051+bsDia5Xej6d9IR4GwJse1qA1DIhiKlksvrneZOYQq42OM+spubpcNYEo2FcKQrDk+Q==",
+      "dev": true
+    },
+    "pg-types": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-2.2.0.tgz",
+      "integrity": "sha512-qTAAlrEsl8s4OiEQY69wDvcMIdQN6wdz5ojQiOy6YRMuynxenON0O5oCpJI6lshc6scgAY8qvJ2On/p+CXY0GA==",
+      "dev": true,
+      "requires": {
+        "pg-int8": "1.0.1",
+        "postgres-array": "~2.0.0",
+        "postgres-bytea": "~1.0.0",
+        "postgres-date": "~1.0.4",
+        "postgres-interval": "^1.1.0"
+      }
+    },
+    "pgpass": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.5.tgz",
+      "integrity": "sha512-FdW9r/jQZhSeohs1Z3sI1yxFQNFvMcnmfuj4WBMUTxOrAyLMaTcE1aAMBiTlbMNaXvBCQuVi0R7hd8udDSP7ug==",
+      "dev": true,
+      "requires": {
+        "split2": "^4.1.0"
+      }
+    },
     "picocolors": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
@@ -11858,6 +12077,33 @@
         "find-up": "^4.0.0"
       }
     },
+    "postgres-array": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-array/-/postgres-array-2.0.0.tgz",
+      "integrity": "sha512-VpZrUqU5A69eQyW2c5CA1jtLecCsN2U/bD6VilrFDWq5+5UIEVO7nazS3TEcHf1zuPYO/sqGvUvW62g86RXZuA==",
+      "dev": true
+    },
+    "postgres-bytea": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-bytea/-/postgres-bytea-1.0.0.tgz",
+      "integrity": "sha512-xy3pmLuQqRBZBXDULy7KbaitYqLcmxigw14Q5sj8QBVLqEwXfeybIKVWiqAXTlcvdvb0+xkOtDbfQMOf4lST1w==",
+      "dev": true
+    },
+    "postgres-date": {
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/postgres-date/-/postgres-date-1.0.7.tgz",
+      "integrity": "sha512-suDmjLVQg78nMK2UZ454hAG+OAW+HQPZ6n++TNDUX+L0+uUlLywnoxJKDou51Zm+zTCjrCl0Nq6J9C5hP9vK/Q==",
+      "dev": true
+    },
+    "postgres-interval": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/postgres-interval/-/postgres-interval-1.2.0.tgz",
+      "integrity": "sha512-9ZhXKM/rw350N1ovuWHbGxnGh/SNJ4cnxHiM0rxE4VN41wsg8P8zWn9hv/buK00RP4WvlOyr/RBDiptyxVbkZQ==",
+      "dev": true,
+      "requires": {
+        "xtend": "^4.0.0"
+      }
+    },
     "prelude-ls": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.2.1.tgz",
@@ -12944,6 +13190,12 @@
       "integrity": "sha512-fDlsI/kFEx7gLvbecc0/ohLG50fugQp8ryHzMTuW9vSa1GJ0XYWKnhsUx7oie3G98+r56aTQIUB4kht42R3JvA==",
       "dev": true
     },
+    "xtend": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
+      "dev": true
+    },
     "y18n": {
       "version": "5.0.8",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",

package.json

@@ -44,6 +44,7 @@
     "eslint-plugin-prettier": "^4.2.1",
     "fastify": "^4.14.1",
     "jest": "^29.5.0",
+    "pg": "^8.10.0",
     "prettier": "^2.8.4",
     "reflect-metadata": "^0.1.13",
     "rxjs": "^7.8.0",

src/__tests__/cat.entity.ts

@@ -15,6 +15,12 @@ import { CatToyEntity } from './cat-toy.entity'
 import { CatHomeEntity } from './cat-home.entity'
 import { SizeEmbed } from './size.embed'
 
+export enum CutenessLevel {
+    LOW = 'low',
+    MEDIUM = 'medium',
+    HIGH = 'high',
+}
+
 @Entity({ name: 'cat' })
 export class CatEntity {
     @PrimaryGeneratedColumn()
@@ -29,6 +35,12 @@ export class CatEntity {
     @Column({ nullable: true })
     age: number | null
 
+    @Column({
+        type: 'simple-enum',
+        enum: CutenessLevel,
+    })
+    cutenessLevel: CutenessLevel
+
     @Column(() => SizeEmbed)
     size: SizeEmbed
 

src/paginate.spec.ts

@@ -2,7 +2,7 @@ import { Repository, In, DataSource, TypeORMError } from 'typeorm'
 import { Paginated, paginate, PaginateConfig, NO_PAGINATION } from './paginate'
 import { PaginateQuery } from './decorator'
 import { HttpException } from '@nestjs/common'
-import { CatEntity } from './__tests__/cat.entity'
+import { CatEntity, CutenessLevel } from './__tests__/cat.entity'
 import { CatToyEntity } from './__tests__/cat-toy.entity'
 import { CatHomeEntity } from './__tests__/cat-home.entity'
 import { CatHomePillowEntity } from './__tests__/cat-home-pillow.entity'
@@ -30,8 +30,19 @@ describe('paginate', () => {
 
     beforeAll(async () => {
         dataSource = new DataSource({
+            ...(process.env.DB === 'postgres'
+                ? {
+                      type: 'postgres',
+                      host: 'localhost',
+                      port: 5432,
+                      username: 'root',
+                      password: 'pass',
+                      database: 'test',
+                  }
+                : {
                       type: 'sqlite',
                       database: ':memory:',
+                  }),
             synchronize: true,
             logging: false,
             entities: [CatEntity, CatToyEntity, CatHomeEntity, CatHomePillowEntity],
@@ -43,11 +54,41 @@ describe('paginate', () => {
         catHomePillowRepo = dataSource.getRepository(CatHomePillowEntity)
 
         cats = await catRepo.save([
-            catRepo.create({ name: 'Milo', color: 'brown', age: 6, size: { height: 25, width: 10, length: 40 } }),
+            catRepo.create({
-            catRepo.create({ name: 'Garfield', color: 'ginger', age: 5, size: { height: 30, width: 15, length: 45 } }),
+                name: 'Milo',
-            catRepo.create({ name: 'Shadow', color: 'black', age: 4, size: { height: 25, width: 10, length: 50 } }),
+                color: 'brown',
-            catRepo.create({ name: 'George', color: 'white', age: 3, size: { height: 35, width: 12, length: 40 } }),
+                age: 6,
-            catRepo.create({ name: 'Leche', color: 'white', age: null, size: { height: 10, width: 5, length: 15 } }),
+                cutenessLevel: CutenessLevel.HIGH,
+                size: { height: 25, width: 10, length: 40 },
+            }),
+            catRepo.create({
+                name: 'Garfield',
+                color: 'ginger',
+                age: 5,
+                cutenessLevel: CutenessLevel.MEDIUM,
+                size: { height: 30, width: 15, length: 45 },
+            }),
+            catRepo.create({
+                name: 'Shadow',
+                color: 'black',
+                age: 4,
+                cutenessLevel: CutenessLevel.HIGH,
+                size: { height: 25, width: 10, length: 50 },
+            }),
+            catRepo.create({
+                name: 'George',
+                color: 'white',
+                age: 3,
+                cutenessLevel: CutenessLevel.LOW,
+                size: { height: 35, width: 12, length: 40 },
+            }),
+            catRepo.create({
+                name: 'Leche',
+                color: 'white',
+                age: null,
+                cutenessLevel: CutenessLevel.HIGH,
+                size: { height: 10, width: 5, length: 15 },
+            }),
         ])
         catToys = await catToyRepo.save([
             catToyRepo.create({ name: 'Fuzzy Thing', cat: cats[0], size: { height: 10, width: 10, length: 10 } }),
@@ -69,9 +110,39 @@ describe('paginate', () => {
         ])
 
         // add friends to Milo
-        catRepo.save({ ...cats[0], friends: cats.slice(1) })
+        await catRepo.save({ ...cats[0], friends: cats.slice(1) })
     })
 
+    // TODO: Make all tests pass postgres driver.
+    if (process.env.DB === 'postgres') {
+        it('should return result based on search term including a camelcase named column', async () => {
+            const config: PaginateConfig<CatEntity> = {
+                sortableColumns: ['id', 'name', 'color'],
+                searchableColumns: ['cutenessLevel'],
+            }
+            const query: PaginateQuery = {
+                path: '',
+                search: 'hi',
+            }
+
+            const result = await paginate<CatEntity>(query, catRepo, config)
+
+            expect(result.meta.search).toStrictEqual('hi')
+            expect(result.data).toStrictEqual([cats[0], cats[2], cats[4]])
+            expect(result.links.current).toBe('?page=1&limit=20&sortBy=id:ASC&search=hi')
+        })
+
+        afterAll(async () => {
+            const entities = dataSource.entityMetadatas
+            const tableNames = entities.map((entity) => `"${entity.tableName}"`).join(', ')
+
+            await dataSource.query(`TRUNCATE ${tableNames} CASCADE;`)
+        })
+
+        // We end postgres coverage here. See TODO above.
+        return
+    }
+
     it('should return an instance of Paginated', async () => {
         const config: PaginateConfig<CatEntity> = {
             sortableColumns: ['id'],

src/paginate.ts

@@ -271,7 +271,7 @@ export async function paginate<T extends ObjectLiteral>(
                     }
 
                     if (['postgres', 'cockroachdb'].includes(queryBuilder.connection.options.type)) {
-                        condition.parameters[0] += '::text'
+                        condition.parameters[0] = `CAST(${condition.parameters[0]} AS text)`
                     }
 
                     qb.orWhere(qb['createWhereConditionExpression'](condition), {