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x/rambda/ok.spec.js

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import { ok, schemaToString } from './ok'
test('happy', () => { expect(() => { ok( 1, 'foo', {} )( 'number', 'string', 'object' ) }).not.toThrow()})
test('when validation fails', () => { const errorMessage = `Failed R.ok -reason: {"input":{},"schema":"string"}all inputs: [1,"foo",{}]all schemas: ["number","string","string"]`
expect(() => ok( 1, 'foo', {} )( 'number', 'string', 'string' )).toThrowWithMessage(Error, errorMessage)})
/* TODO What about {a: Function}*/test('schema in error message', () => { const result = schemaToString({ _a : [ Number ], a : Number, b : x => x > 2, c : [ 'foo', 'bar' ], d : [ { a : String } ], e : 'boolean', f : Array, h : Object, })
expect(result).toMatchInlineSnapshot(` Object { "_a": "Array", "a": "number", "b": "Function", "c": "Array", "d": "Array", "e": "String", "f": "array", "h": "object", } `)})
test('error contains schema', () => { try { ok( 1, 'foo', {} )( { a : Number }, String, String ) expect(false).toBeTrue() } catch (e){ expect(e.message.startsWith('Failed R.ok -')).toBeTruthy() expect(e).toBeInstanceOf(Error) }})
test('when not throws with single schema', () => { expect(() => ok( 1, 2, 3 )('number')).not.toThrow()})
test('when throws with single schema', () => { expect(() => ok( 1, 2, '3' )('number')).toThrow()})
test('when throws with single input', () => { expect(() => ok('3')('number')).toThrow()})