mirror of
https://github.com/josdejong/mathjs.git
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216 lines
7.4 KiB
JavaScript
216 lines
7.4 KiB
JavaScript
// test bitOr
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var assert = require('assert'),
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math = require('../../../index'),
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bignumber = math.bignumber,
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bitOr = math.bitOr;
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describe('bitOr', function () {
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it('should bitwise or two numbers', function () {
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assert.equal(bitOr(53, 131), 183);
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assert.equal(bitOr(2, 3), 3);
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assert.equal(bitOr(-2, 3), -1);
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assert.equal(bitOr(2, -3), -1);
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assert.equal(bitOr(-5, -3), -1);
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});
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it('should bitwise or booleans', function () {
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assert.equal(bitOr(true, true), 1);
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assert.equal(bitOr(true, false), 1);
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assert.equal(bitOr(false, true), 1);
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assert.equal(bitOr(false, false), 0);
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});
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it('should bitwise or mixed numbers and booleans', function () {
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assert.equal(bitOr(0, true), 1);
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assert.equal(bitOr(0, false), 0);
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assert.equal(bitOr(true, 0), 1);
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assert.equal(bitOr(false, 0), 0);
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});
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it('should bitwise or bignumbers', function () {
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assert.deepEqual(bitOr(bignumber(1), bignumber(2)), bignumber(3));
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assert.deepEqual(bitOr(bignumber('-1.0e+31'), bignumber('-1.0e+32')), bignumber('-8726602014714682917963150917632'));
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assert.deepEqual(bitOr(bignumber('1.0e+31'), bignumber('1.0e+32')), bignumber('101273397985285317082038996566016'));
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assert.deepEqual(bitOr(bignumber('-1.0e+31'), bignumber('1.0e+32')), bignumber('-1273397985285317082038996566016'));
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assert.deepEqual(bitOr(bignumber('1.0e+31'), bignumber('-1.0e+32')), bignumber('-91273397985285317082036849082368'));
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});
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it('should bitwise or mixed numbers and bignumbers', function () {
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assert.deepEqual(bitOr(bignumber(1), 2), bignumber(3));
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assert.deepEqual(bitOr(1, bignumber(2)), bignumber(3));
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assert.deepEqual(bitOr(bignumber(7), 9), bignumber(15));
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assert.deepEqual(bitOr(7, bignumber(9)), bignumber(15));
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});
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it('should bitwise or mixed booleans and bignumbers', function () {
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assert.deepEqual(bitOr(bignumber(1), false), bignumber(1));
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assert.deepEqual(bitOr(bignumber(2), true), bignumber(3));
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assert.deepEqual(bitOr(false, bignumber(1)), bignumber(1));
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assert.deepEqual(bitOr(true, bignumber(2)), bignumber(3));
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});
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it('should throw an error if used with a unit', function() {
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assert.throws(function () {bitOr(math.unit('5cm'), 2);}, /TypeError: Unexpected type of argument/);
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assert.throws(function () {bitOr(2, math.unit('5cm'));}, /TypeError: Unexpected type of argument/);
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assert.throws(function () {bitOr(math.unit('2cm'), math.unit('5cm'));}, /TypeError: Unexpected type of argument/);
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});
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it('should throw an error if the parameters are not integers', function () {
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assert.throws(function () {
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bitOr(1.1, 1);
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}, /Integers expected in function bitOr/);
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assert.throws(function () {
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bitOr(1, 1.1);
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}, /Integers expected in function bitOr/);
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assert.throws(function () {
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bitOr(1.1, 1.1);
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}, /Integers expected in function bitOr/);
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assert.throws(function () {
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bitOr(bignumber(1.1), 1);
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}, /Integers expected in function bitOr/);
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assert.throws(function () {
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bitOr(1, bignumber(1.1));
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}, /Integers expected in function bitOr/);
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assert.throws(function () {
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bitOr(bignumber(1.1), bignumber(1));
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}, /Integers expected in function bitOr/);
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assert.throws(function () {
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bitOr(bignumber(1), bignumber(1.1));
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}, /Integers expected in function bitOr/);
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});
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it('should bitwise or arrays correctly', function () {
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var a = [[1,4],[3,2]];
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// array - array
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var b = [[5,8],[7,6]];
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var c = bitOr(a, b);
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assert.deepEqual(c, [[5,12],[7,6]]);
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// array - dense
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b = math.matrix([[5,8],[7,6]]);
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c = bitOr(a, b);
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assert.deepEqual(c, math.matrix([[5,12],[7,6]]));
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// array - sparse
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b = math.sparse([[5,8],[7,6]]);
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c = bitOr(a, b);
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assert.deepEqual(c, math.matrix([[5,12],[7,6]]));
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});
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it('should bitwise or dense matrix correctly', function () {
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var a = math.matrix([[1,4],[3,2]]);
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// dense - array
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var b = [[5,8],[7,6]];
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var c = bitOr(a, b);
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assert.deepEqual(c, math.matrix([[5,12],[7,6]]));
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// dense - dense
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b = math.matrix([[5,8],[7,6]]);
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c = bitOr(a, b);
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assert.deepEqual(c, math.matrix([[5,12],[7,6]]));
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// dense - sparse
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b = math.sparse([[5,8],[7,6]]);
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c = bitOr(a, b);
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assert.deepEqual(c, math.matrix([[5,12],[7,6]]));
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});
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it('should bitwise or sparse matrix correctly', function () {
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var a = math.sparse([[1,4],[3,2]]);
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// sparse - array
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var b = [[5,8],[7,6]];
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var c = bitOr(a, b);
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assert.deepEqual(c, math.matrix([[5,12],[7,6]]));
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// sparse - dense
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b = math.matrix([[5,8],[7,6]]);
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c = bitOr(a, b);
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assert.deepEqual(c, math.matrix([[5,12],[7,6]]));
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// sparse - sparse
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b = math.sparse([[5,8],[7,6]]);
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c = bitOr(a, b);
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assert.deepEqual(c, math.sparse([[5,12],[7,6]]));
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// sparse - sparse pattern
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a = math.sparse([[1,1],[0,0]]);
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b = new math.type.SparseMatrix({
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index: [ 0, 1],
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ptr: [ 0, 1, 2 ],
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size: [ 2, 2 ]
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});
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c = bitOr(a, b);
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assert.deepEqual(
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c,
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new math.type.SparseMatrix({
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index: [0, 0, 1],
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ptr: [0, 1, 3],
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size: [2, 2]
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}));
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// sparse pattern - sparse
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c = bitOr(b, a);
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assert.deepEqual(
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c,
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new math.type.SparseMatrix({
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index: [0, 1, 0], // row index not in order, not a problem!
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ptr: [0, 1, 3],
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size: [2, 2]
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}));
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});
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it('should bitwise or matrices correctly', function () {
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var a2 = math.matrix([[1,2],[3,4]]);
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var a3 = math.matrix([[5,6],[7,8]]);
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var a4 = bitOr(a2, a3);
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assert.ok(a4 instanceof math.type.Matrix);
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assert.deepEqual(a4.size(), [2,2]);
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assert.deepEqual(a4.valueOf(), [[5,6],[7,12]]);
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var a5 = math.pow(a2, 2);
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assert.ok(a5 instanceof math.type.Matrix);
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assert.deepEqual(a5.size(), [2,2]);
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assert.deepEqual(a5.valueOf(), [[7,10],[15,22]]);
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});
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it('should bitwise or a scalar and a matrix correctly', function () {
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assert.deepEqual(bitOr(12, math.matrix([3,9])), math.matrix([15,13]));
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assert.deepEqual(bitOr(math.matrix([3,9]), 12), math.matrix([15,13]));
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});
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it('should bitwise or a scalar and an array correctly', function () {
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assert.deepEqual(bitOr(12, [3,9]), [15,13]);
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assert.deepEqual(bitOr([3,9], 12), [15,13]);
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});
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it('should bitwise or a matrix and an array correctly', function () {
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var a = [6,4,28];
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var b = math.matrix([13,92,101]);
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var c = bitOr(a, b);
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assert.ok(c instanceof math.type.Matrix);
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assert.deepEqual(c, math.matrix([15,92,125]));
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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 () {bitOr(1);}, /TypeError: Too few arguments/);
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assert.throws(function () {bitOr(1, 2, 3);}, /TypeError: Too many arguments/);
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});
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it('should throw an error in case of invalid type of arguments', function () {
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assert.throws(function () {bitOr(null, 1);}, /TypeError: Unexpected type of argument/);
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assert.throws(function () {bitOr(new Date(), true);}, /TypeError: Unexpected type of argument/);
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assert.throws(function () {bitOr(true, new Date());}, /TypeError: Unexpected type of argument/);
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assert.throws(function () {bitOr(true, undefined);}, /TypeError: Unexpected type of argument/);
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assert.throws(function () {bitOr(undefined, true);}, /TypeError: Unexpected type of argument/);
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});
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it('should LaTeX bitOr', function () {
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var expression = math.parse('bitOr(2,3)');
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assert.equal(expression.toTex(), '\\left(2|3\\right)');
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});
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});
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