mirror of
https://github.com/josdejong/mathjs.git
synced 2025-12-08 19:46:04 +00:00
28 lines
930 B
JavaScript
28 lines
930 B
JavaScript
import assert from 'assert'
|
|
import { approxEqual } from '../../../../tools/approx.js'
|
|
import { modNumber } from '../../../../src/plain/number/arithmetic.js'
|
|
|
|
describe('mod', function () {
|
|
it('should calculate the modulus of two numbers', function () {
|
|
assert.strictEqual(modNumber(1, 1), 0)
|
|
assert.strictEqual(modNumber(0, 1), 0)
|
|
assert.strictEqual(modNumber(1, 0), 1)
|
|
assert.strictEqual(modNumber(0, 0), 0)
|
|
assert.strictEqual(modNumber(7, 0), 7)
|
|
|
|
approxEqual(modNumber(7, 2), 1)
|
|
approxEqual(modNumber(9, 3), 0)
|
|
approxEqual(modNumber(10, 4), 2)
|
|
approxEqual(modNumber(-10, 4), 2)
|
|
approxEqual(modNumber(8.2, 3), 2.2)
|
|
approxEqual(modNumber(4, 1.5), 1)
|
|
approxEqual(modNumber(0, 3), 0)
|
|
approxEqual(modNumber(-10, 4), 2)
|
|
approxEqual(modNumber(-5, 3), 1)
|
|
})
|
|
|
|
it('should calculate mod for negative divisor', function () {
|
|
assert.strictEqual(modNumber(10, -4), -2)
|
|
})
|
|
})
|