mathjs/test/unit-tests/function/utils/hasNumericValue.test.js

46 lines
2.0 KiB
JavaScript

import assert from 'assert'
import math from '../../../../src/bundleAny'
const hasNumericValue = math.hasNumericValue
const bignumber = math.bignumber
const fraction = math.fraction
describe('hasNumericValue', function () {
it('should test whether a value is numeric', function () {
assert.strictEqual(hasNumericValue(2), true)
assert.strictEqual(hasNumericValue(true), true)
assert.strictEqual(hasNumericValue(bignumber(2.3)), true)
assert.strictEqual(hasNumericValue(fraction(1, 3)), true)
assert.strictEqual(hasNumericValue('2'), true)
assert.strictEqual(hasNumericValue(' 2'), true)
assert.strictEqual(hasNumericValue('2.3'), true)
assert.strictEqual(hasNumericValue('100a'), false)
assert.strictEqual(hasNumericValue('0x11'), true)
// The following two tests are not working on IE11
// assert.strictEqual(hasNumericValue('0b11'), true)
// assert.strictEqual(hasNumericValue('0o11'), true)
assert.strictEqual(hasNumericValue('123e-1'), true)
assert.strictEqual(hasNumericValue(''), false)
assert.strictEqual(hasNumericValue('foo'), false)
assert.strictEqual(hasNumericValue(math.complex(2, 3)), false)
assert.strictEqual(hasNumericValue(math.unit('5 cm')), false)
assert.strictEqual(hasNumericValue(null), false)
assert.strictEqual(hasNumericValue(undefined), false)
assert.strictEqual(hasNumericValue(math.parse('2+4')), false)
})
it('should test hasNumericValue element wise on an Array', function () {
assert.deepStrictEqual(hasNumericValue([2, 'foo', true]), [true, false, true])
})
it('should test hasNumericValue element wise on a Matrix', function () {
assert.deepStrictEqual(hasNumericValue(math.matrix([2, 'foo', true])), math.matrix([true, false, true]))
})
it('should throw an error in case of unsupported data types', function () {
assert.throws(function () { hasNumericValue(new Date()) }, /TypeError: Unexpected type of argument/)
assert.throws(function () { hasNumericValue({}) }, /TypeError: Unexpected type of argument/)
})
})