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computed-types

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Runtime validation types for TypeScript.

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"use strict"; require("mocha"); var _chai = require("chai"); var _utils = require("./schema/utils"); var _Validator = _interopRequireDefault(require("./Validator")); var _chaiAsPromised = _interopRequireDefault(require("chai-as-promised")); var _errors = require("./schema/errors"); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } (0, _chai.use)(_chaiAsPromised.default); /* eslint-disable @typescript-eslint/no-explicit-any */ describe('Validator', () => { describe('positiveNumber', () => { const positiveNumber = new _Validator.default(number => { if (typeof number !== 'number') { throw new _errors.ValidationError('Expected type to be number'); } if (number <= 0) { throw new RangeError(`Expected number to be positive`); } return number; }).proxy(); it('Types', () => { (0, _utils.typeCheck)('ok'); (0, _utils.typeCheck)('ok'); }); it('()', () => { const res = positiveNumber(1); (0, _utils.typeCheck)('ok'); _chai.assert.equal(positiveNumber(1), 1); _chai.assert.equal(positiveNumber(100), 100); _chai.assert.throws(() => positiveNumber(0), RangeError); _chai.assert.throws(() => positiveNumber(-6), RangeError); _chai.assert.throws(() => positiveNumber(undefined), _errors.ValidationError); _chai.assert.throws(() => positiveNumber(null), _errors.ValidationError); _chai.assert.throws(() => positiveNumber({}), _errors.ValidationError); _chai.assert.throws(() => positiveNumber('5'), _errors.ValidationError); }); it('.test()', () => { _chai.assert.equal(positiveNumber.test(num => num < 100)(4), 4); _chai.assert.equal(positiveNumber.test(num => num < 100)(99), 99); _chai.assert.throws(() => positiveNumber.test(num => num < 100)(100), _errors.ValidationError); _chai.assert.throws(() => positiveNumber.test(num => num < 100)(0), RangeError); _chai.assert.throws(() => positiveNumber.test(num => num < 100)('ddd'), _errors.ValidationError); }); it('.test().test()', () => { const first = positiveNumber.test(num => num < 100); _chai.assert.equal(first(4), 4); _chai.assert.equal(first(99), 99); _chai.assert.throws(() => first(100), _errors.ValidationError); _chai.assert.throws(() => first(0), RangeError); _chai.assert.throws(() => first('ddd'), _errors.ValidationError); const second = first.test(num => num > 10); _chai.assert.equal(second(11), 11); _chai.assert.equal(second(40), 40); _chai.assert.throws(() => second(100), _errors.ValidationError); _chai.assert.throws(() => second(9), _errors.ValidationError); _chai.assert.throws(() => second(0), RangeError); _chai.assert.throws(() => second('ddd'), _errors.ValidationError); _chai.assert.throws(() => first.test(num => num > 10)(100), _errors.ValidationError); _chai.assert.equal(first(4), 4); _chai.assert.throws(() => first(100), _errors.ValidationError); }); it('.equals()', () => { const val = positiveNumber.equals(5); (0, _utils.typeCheck)('ok'); (0, _utils.typeCheck)('ok'); const res = positiveNumber.equals(5)(5); (0, _utils.typeCheck)('ok'); _chai.assert.equal(positiveNumber.equals(4)(4), 4); _chai.assert.throws(() => positiveNumber.equals(4)(5), _errors.ValidationError); _chai.assert.throws(() => positiveNumber.equals(4)(1), _errors.ValidationError); _chai.assert.throws(() => positiveNumber.equals(4)(0), RangeError); _chai.assert.throws(() => positiveNumber.equals(4)(-30), RangeError); _chai.assert.throws(() => positiveNumber.equals(4)('ddd'), _errors.ValidationError); }); it('.transform(string)', () => { const validator = positiveNumber.transform(input => { if (input === 1000) { throw new ReferenceError('fail'); } return `${-input}`; }); _chai.assert.equal(validator(11), '-11'); _chai.assert.equal(validator(40), '-40'); _chai.assert.throws(() => validator(0), RangeError); _chai.assert.throws(() => validator(-9), RangeError); _chai.assert.throws(() => validator(1000), ReferenceError, 'fail'); }); it('.construct()', () => { const validator = positiveNumber.construct(input => { if (input === 'error') { throw new ReferenceError('error'); } return [Number(input || 0)]; }); _chai.assert.equal(validator(11), 11); _chai.assert.equal(validator(40), 40); _chai.assert.equal(validator('12'), 12); _chai.assert.equal(validator('12.4'), 12.4); _chai.assert.isNaN(validator('foo')); _chai.assert.throws(() => validator(null), RangeError); _chai.assert.throws(() => validator(undefined), RangeError); _chai.assert.throws(() => validator('error'), ReferenceError); }); describe('.optional', () => { it('()', () => { const validator = positiveNumber.optional(); (0, _utils.typeCheck)('ok'); _chai.assert.equal(validator(1), 1); _chai.assert.equal(validator(), undefined); _chai.assert.equal(validator(undefined), undefined); _chai.assert.equal(validator(''), undefined); }); it('(123)', () => { const validator = positiveNumber.optional(123); (0, _utils.typeCheck)('ok'); _chai.assert.equal(validator(1), 1); _chai.assert.equal(validator(), 123); _chai.assert.equal(validator(''), 123); _chai.assert.equal(validator(undefined), 123); }); }); describe('.strictOptional', () => { it('()', () => { const validator = positiveNumber.strictOptional(); (0, _utils.typeCheck)('ok'); _chai.assert.equal(validator(1), 1); _chai.assert.equal(validator(), undefined); _chai.assert.equal(validator(undefined), undefined); _chai.assert.throw(() => validator('')); _chai.assert.throw(() => validator(false)); }); it('(123)', () => { const validator = positiveNumber.strictOptional(123); (0, _utils.typeCheck)('ok'); _chai.assert.equal(validator(1), 1); _chai.assert.equal(validator(), 123); _chai.assert.equal(validator(undefined), 123); _chai.assert.throw(() => validator(null)); _chai.assert.throw(() => validator(false)); }); }); it('.destruct()', () => { const validator = positiveNumber.destruct(); _chai.assert.deepEqual(validator(11), [null, 11]); _chai.assert.deepEqual(validator(40), [null, 40]); const res1 = validator(0); _chai.assert.equal(res1.length, 1); _chai.assert.instanceOf(res1[0], RangeError); const res2 = validator('foo'); _chai.assert.equal(res2.length, 1); _chai.assert.instanceOf(res2[0], _errors.ValidationError); }); it('.error(string)', () => { const error = 'test message'; const validator = positiveNumber.error(error); _chai.assert.equal(validator(11), 11); _chai.assert.equal(validator(40), 40); _chai.assert.throws(() => validator(0), _errors.ValidationError, error); _chai.assert.throws(() => validator('foo'), _errors.ValidationError, error); }); it('.error(Error)', () => { const error = new ReferenceError('my error'); const validator = positiveNumber.error(error); _chai.assert.equal(validator(11), 11); _chai.assert.equal(validator(40), 40); _chai.assert.throws(() => validator(0), ReferenceError, error.message); _chai.assert.throws(() => validator('foo'), ReferenceError, error.message); }); it('.error(function)', () => { const validator = positiveNumber.error(input => `error: ${input}`); _chai.assert.equal(validator(11), 11); _chai.assert.equal(validator(40), 40); _chai.assert.throws(() => validator(0), _errors.ValidationError, 'error: 0'); _chai.assert.throws(() => validator('foo'), _errors.ValidationError, 'error: foo'); }); }); describe('yesOrNo', () => { const validator = new _Validator.default(input => input === 'random' ? Math.random() <= 0.5 ? 'yes' : 'no' : input).proxy(); it('Types', () => { (0, _utils.typeCheck)('ok'); (0, _utils.typeCheck)('ok'); }); it('(random)', () => { const res = validator('random'); (0, _utils.typeCheck)('ok'); _chai.assert.equal(validator('yes'), 'yes'); _chai.assert.equal(validator('no'), 'no'); _chai.assert.match(validator('random'), /^(yes|no)$/); }); }); describe('async positiveNumber', () => { const positiveNumber = new _Validator.default(async number => { if (typeof number !== 'number') { throw new _errors.ValidationError('Expected type to be number'); } if (number <= 0) { throw new RangeError(`Expected number to be positive`); } return number; }).proxy(); it('Types', () => { (0, _utils.typeCheck)('ok'); (0, _utils.typeCheck)('ok'); }); it('.destruct()', async () => { const validator = positiveNumber.destruct(); _chai.assert.deepEqual(await validator(11), [null, 11]); _chai.assert.deepEqual(await validator(40), [null, 40]); const res1 = await validator(0); _chai.assert.equal(res1.length, 1); _chai.assert.instanceOf(res1[0], RangeError); const res2 = await validator('foo'); _chai.assert.equal(res2.length, 1); _chai.assert.instanceOf(res2[0], _errors.ValidationError); }); it('.message(string)', async () => { const error = 'test message'; const validator = positiveNumber.error(error); _chai.assert.equal(await validator(11), 11); _chai.assert.equal(await validator(40), 40); await _chai.assert.isRejected(validator(0)); await _chai.assert.isRejected(validator('foo')); await _chai.assert.becomes(validator(0).catch(err => err.message), error); await _chai.assert.becomes(validator('foo').catch(err => err.message), error); }); }); }); //# 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'mocha';\nimport { assert, use } from 'chai';\nimport { typeCheck } from './schema/utils';\nimport Validator from './Validator';\n\nimport chaiAsPromised from 'chai-as-promised';\nimport { ValidationError } from './schema/errors';\nuse(chaiAsPromised);\n\n/* eslint-disable @typescript-eslint/no-explicit-any */\n\ndescribe('Validator', () => {\n  describe('positiveNumber', () => {\n    const positiveNumber = new Validator((number: number): number => {\n      if (typeof number !== 'number') {\n        throw new ValidationError('Expected type to be number');\n      }\n\n      if (number <= 0) {\n        throw new RangeError(`Expected number to be positive`);\n      }\n\n      return number;\n    }).proxy();\n\n    it('Types', () => {\n      typeCheck<ReturnType<typeof positiveNumber>, number>('ok');\n      typeCheck<Parameters<typeof positiveNumber>, [number]>('ok');\n    });\n\n    it('()', () => {\n      const res = positiveNumber(1);\n      typeCheck<typeof res, number>('ok');\n\n      assert.equal(positiveNumber(1), 1);\n      assert.equal(positiveNumber(100), 100);\n\n      assert.throws(() => positiveNumber(0), RangeError);\n      assert.throws(() => positiveNumber(-6), RangeError);\n      assert.throws(() => positiveNumber(undefined as any), ValidationError);\n      assert.throws(() => positiveNumber(null as any), ValidationError);\n      assert.throws(() => positiveNumber({} as any), ValidationError);\n      assert.throws(() => positiveNumber('5' as any), ValidationError);\n    });\n\n    it('.test()', () => {\n      assert.equal(positiveNumber.test((num): boolean => num < 100)(4), 4);\n      assert.equal(positiveNumber.test((num): boolean => num < 100)(99), 99);\n\n      assert.throws(\n        () => positiveNumber.test((num): boolean => num < 100)(100),\n        ValidationError,\n      );\n      assert.throws(\n        () => positiveNumber.test((num): boolean => num < 100)(0),\n        RangeError,\n      );\n      assert.throws(\n        () => positiveNumber.test((num): boolean => num < 100)('ddd' as any),\n        ValidationError,\n      );\n    });\n\n    it('.test().test()', () => {\n      const first = positiveNumber.test((num): boolean => num < 100);\n\n      assert.equal(first(4), 4);\n      assert.equal(first(99), 99);\n\n      assert.throws(() => first(100), ValidationError);\n      assert.throws(() => first(0), RangeError);\n      assert.throws(() => first('ddd' as any), ValidationError);\n\n      const second = first.test((num): boolean => num > 10);\n\n      assert.equal(second(11), 11);\n      assert.equal(second(40), 40);\n\n      assert.throws(() => second(100), ValidationError);\n      assert.throws(() => second(9), ValidationError);\n      assert.throws(() => second(0), RangeError);\n      assert.throws(() => second('ddd' as any), ValidationError);\n\n      assert.throws(\n        () => first.test((num): boolean => num > 10)(100),\n        ValidationError,\n      );\n\n      assert.equal(first(4), 4);\n      assert.throws(() => first(100), ValidationError);\n    });\n\n    it('.equals()', () => {\n      const val = positiveNumber.equals(5);\n      typeCheck<ReturnType<typeof val>, 5>('ok');\n      typeCheck<Parameters<typeof val>, [number]>('ok');\n\n      const res = positiveNumber.equals(5)(5 as 3);\n      typeCheck<typeof res, 5>('ok');\n\n      assert.equal(positiveNumber.equals(4)(4), 4);\n\n      assert.throws(() => positiveNumber.equals(4)(5), ValidationError);\n      assert.throws(() => positiveNumber.equals(4)(1), ValidationError);\n      assert.throws(() => positiveNumber.equals(4)(0), RangeError);\n      assert.throws(() => positiveNumber.equals(4)(-30), RangeError);\n      assert.throws(\n        () => positiveNumber.equals(4)('ddd' as any),\n        ValidationError,\n      );\n    });\n\n    it('.transform(string)', () => {\n      const validator = positiveNumber.transform((input): string => {\n        if (input === 1000) {\n          throw new ReferenceError('fail');\n        }\n\n        return `${-input}`;\n      });\n\n      assert.equal(validator(11), '-11');\n      assert.equal(validator(40), '-40');\n\n      assert.throws(() => validator(0), RangeError);\n      assert.throws(() => validator(-9), RangeError);\n      assert.throws(() => validator(1000), ReferenceError, 'fail');\n    });\n\n    it('.construct()', () => {\n      const validator = positiveNumber.construct((input: unknown) => {\n        if (input === 'error') {\n          throw new ReferenceError('error');\n        }\n\n        return [Number(input || 0)];\n      });\n\n      assert.equal(validator(11), 11);\n      assert.equal(validator(40), 40);\n      assert.equal(validator('12'), 12);\n      assert.equal(validator('12.4'), 12.4);\n      assert.isNaN(validator('foo'));\n\n      assert.throws(() => validator(null), RangeError);\n      assert.throws(() => validator(undefined), RangeError);\n      assert.throws(() => validator('error'), ReferenceError);\n    });\n\n    describe('.optional', () => {\n      it('()', () => {\n        const validator = positiveNumber.optional();\n\n        typeCheck<typeof validator, (x?: number | null) => number | undefined>(\n          'ok',\n        );\n        assert.equal(validator(1), 1);\n        assert.equal(validator(), undefined);\n        assert.equal(validator(undefined), undefined);\n        assert.equal(validator('' as any), undefined);\n      });\n\n      it('(123)', () => {\n        const validator = positiveNumber.optional(123);\n\n        typeCheck<typeof validator, (x?: number | null) => number>('ok');\n        assert.equal(validator(1), 1);\n        assert.equal(validator(), 123);\n        assert.equal(validator('' as any), 123);\n        assert.equal(validator(undefined), 123);\n      });\n    });\n\n    describe('.strictOptional', () => {\n      it('()', () => {\n        const validator = positiveNumber.strictOptional();\n\n        typeCheck<typeof validator, (x?: number) => number | undefined>('ok');\n        assert.equal(validator(1), 1);\n        assert.equal(validator(), undefined);\n        assert.equal(validator(undefined), undefined);\n        assert.throw(() => validator('' as any));\n        assert.throw(() => validator(false as any));\n      });\n\n      it('(123)', () => {\n        const validator = positiveNumber.strictOptional(123);\n\n        typeCheck<typeof validator, (x?: number) => number>('ok');\n        assert.equal(validator(1), 1);\n        assert.equal(validator(), 123);\n        assert.equal(validator(undefined), 123);\n        assert.throw(() => validator(null as any));\n        assert.throw(() => validator(false as any));\n      });\n    });\n\n    it('.destruct()', () => {\n      const validator = positiveNumber.destruct();\n\n      assert.deepEqual(validator(11), [null, 11]);\n      assert.deepEqual(validator(40), [null, 40]);\n\n      const res1 = validator(0);\n      assert.equal(res1.length, 1);\n      assert.instanceOf(res1[0], RangeError);\n\n      const res2 = validator('foo' as any);\n      assert.equal(res2.length, 1);\n      assert.instanceOf(res2[0], ValidationError);\n    });\n\n    it('.error(string)', () => {\n      const error = 'test message';\n      const validator = positiveNumber.error(error);\n\n      assert.equal(validator(11), 11);\n      assert.equal(validator(40), 40);\n\n      assert.throws(() => validator(0), ValidationError, error);\n      assert.throws(() => validator('foo' as any), ValidationError, error);\n    });\n\n    it('.error(Error)', () => {\n      const error = new ReferenceError('my error');\n      const validator = positiveNumber.error(error);\n\n      assert.equal(validator(11), 11);\n      assert.equal(validator(40), 40);\n\n      assert.throws(() => validator(0), ReferenceError, error.message);\n      assert.throws(\n        () => validator('foo' as any),\n        ReferenceError,\n        error.message,\n      );\n    });\n\n    it('.error(function)', () => {\n      const validator = positiveNumber.error((input) => `error: ${input}`);\n\n      assert.equal(validator(11), 11);\n      assert.equal(validator(40), 40);\n\n      assert.throws(() => validator(0), ValidationError, 'error: 0');\n      assert.throws(\n        () => validator('foo' as any),\n        ValidationError,\n        'error: foo',\n      );\n    });\n  });\n\n  describe('yesOrNo', () => {\n    const validator = new Validator(\n      (input: 'yes' | 'no' | 'random'): 'yes' | 'no' =>\n        input === 'random' ? (Math.random() <= 0.5 ? 'yes' : 'no') : input,\n    ).proxy();\n\n    it('Types', () => {\n      typeCheck<ReturnType<typeof validator>, 'yes' | 'no'>('ok');\n      typeCheck<Parameters<typeof validator>, ['yes' | 'no' | 'random']>('ok');\n    });\n\n    it('(random)', () => {\n      const res = validator('random');\n\n      typeCheck<typeof res, 'yes' | 'no'>('ok');\n\n      assert.equal(validator('yes'), 'yes');\n      assert.equal(validator('no'), 'no');\n      assert.match(validator('random'), /^(yes|no)$/);\n    });\n  });\n\n  describe('async positiveNumber', () => {\n    const positiveNumber = new Validator(\n      async (number: number): Promise<number> => {\n        if (typeof number !== 'number') {\n          throw new ValidationError('Expected type to be number');\n        }\n\n        if (number <= 0) {\n          throw new RangeError(`Expected number to be positive`);\n        }\n\n        return number;\n      },\n    ).proxy();\n\n    it('Types', () => {\n      typeCheck<ReturnType<typeof positiveNumber>, Promise<number>>('ok');\n      typeCheck<Parameters<typeof positiveNumber>, [number]>('ok');\n    });\n\n    it('.destruct()', async () => {\n      const validator = positiveNumber.destruct();\n\n      assert.deepEqual(await validator(11), [null, 11]);\n      assert.deepEqual(await validator(40), [null, 40]);\n\n      const res1 = await validator(0);\n      assert.equal(res1.length, 1);\n      assert.instanceOf(res1[0], RangeError);\n\n      const res2 = await validator('foo' as any);\n      assert.equal(res2.length, 1);\n      assert.instanceOf(res2[0], ValidationError);\n    });\n\n    it('.message(string)', async () => {\n      const error = 'test message';\n      const validator = positiveNumber.error(error);\n\n      assert.equal(await validator(11), 11);\n      assert.equal(await validator(40), 40);\n\n      await assert.isRejected(validator(0));\n      await assert.isRejected(validator('foo' as any));\n\n      await assert.becomes(\n        validator(0).catch((err) => err.message),\n        error,\n      );\n\n      await assert.becomes(\n        validator('foo' as any).catch((err) => err.message),\n        error,\n      );\n    });\n  });\n});\n"]}