mirror of
https://github.com/josdejong/mathjs.git
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86 lines
3.0 KiB
JavaScript
86 lines
3.0 KiB
JavaScript
// test not
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var assert = require('assert'),
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math = require('../../../index'),
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error = require('../../../lib/error/index'),
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bignumber = math.bignumber,
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complex = math.complex,
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matrix = math.matrix,
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unit = math.unit,
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not = math.not;
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describe('not', function () {
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it('should not numbers correctly', function () {
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assert.strictEqual(not(1), false);
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assert.strictEqual(not(-1), false);
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assert.strictEqual(not(1.23e+100), false);
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assert.strictEqual(not(-1.0e-100), false);
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assert.strictEqual(not(1.0e-100), false);
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assert.strictEqual(not(Infinity), false);
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assert.strictEqual(not(-Infinity), false);
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assert.strictEqual(not(0), true);
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assert.strictEqual(not(NaN), true);
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});
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it('should not complex numbers', function () {
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assert.strictEqual(not(complex(1, 1)), false);
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assert.strictEqual(not(complex(0, 1)), false);
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assert.strictEqual(not(complex(1, 0)), false);
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assert.strictEqual(not(complex(0, 0)), true);
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assert.strictEqual(not(complex()), true);
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assert.strictEqual(not(complex(0)), true);
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assert.strictEqual(not(complex(1)), false);
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});
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it('should not booleans', function () {
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assert.strictEqual(not(true), false);
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assert.strictEqual(not(false), true);
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});
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it('should not null', function () {
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assert.strictEqual(not(null), true);
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});
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it('should not bignumbers', function () {
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assert.strictEqual(not(bignumber(1)), false);
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assert.strictEqual(not(bignumber(-1)), false);
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assert.strictEqual(not(bignumber(0)), true);
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assert.strictEqual(not(bignumber(NaN)), true);
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assert.strictEqual(not(bignumber('1e+10')), false);
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assert.strictEqual(not(bignumber('-1.0e-100')), false);
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assert.strictEqual(not(bignumber('1.0e-100')), false);
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assert.strictEqual(not(bignumber(Infinity)), false);
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assert.strictEqual(not(bignumber(-Infinity)), false);
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});
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it('should not units', function () {
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assert.strictEqual(not(unit('100cm')), false);
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assert.strictEqual(not(unit('0 inch')), true);
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assert.strictEqual(not(unit('1m')), false);
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assert.strictEqual(not(unit('m')), true);
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assert.strictEqual(not(unit('-10inch')), false);
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});
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it('should not arrays', function () {
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assert.deepEqual(not([0, 10]), [true, false]);
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assert.deepEqual(not([]), []);
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});
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it('should not matrices', function () {
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assert.deepEqual(not(matrix([0, 10])), matrix([true, false]));
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assert.deepEqual(not(matrix([])), matrix([]));
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});
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it('should throw an error in case of invalid number of arguments', function () {
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assert.throws(function () {not()}, error.ArgumentsError);
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assert.throws(function () {not(1, 2)}, error.ArgumentsError);
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});
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it('should throw an error in case of invalid type if arguments', function () {
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assert.throws(function () {not(new Date())}, error.UnsupportedTypeError);
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assert.throws(function () {not('23')}, error.UnsupportedTypeError);
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assert.throws(function () {not({})}, error.UnsupportedTypeError);
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});
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});
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