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Conflicts: HISTORY.md bower.json component.json dist/math.js dist/math.map dist/math.min.js lib/function/arithmetic/abs.js lib/function/probability/gamma.js lib/version.js package.json
40 lines
1.3 KiB
JavaScript
40 lines
1.3 KiB
JavaScript
// test squeeze
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var assert = require('assert'),
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error = require('../../../lib/error/index'),
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math = require('../../../index'),
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squeeze = math.squeeze,
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size = math.size,
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matrix = math.matrix;
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describe('squeeze', function() {
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it('should squeeze an matrix', function() {
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var m = math.ones(matrix([1,3,2]));
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assert.deepEqual(size(m), matrix([1,3,2]));
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assert.deepEqual(size(m.valueOf()), [1,3,2]);
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assert.deepEqual(size(squeeze(m)), matrix([3,2]));
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m = math.ones(matrix([1,1,3]));
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assert.deepEqual(size(m), matrix([1,1,3]));
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assert.deepEqual(size(squeeze(m)), matrix([3]));
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assert.deepEqual(size(squeeze(math.range(1,6))), matrix([5]));
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assert.deepEqual(squeeze(2.3), 2.3);
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assert.deepEqual(squeeze(matrix([[5]])), 5);
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});
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it('should squeeze an array', function() {
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assert.deepEqual(squeeze([[2,3]]), [2,3]);
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});
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it('should throw an error if called with an invalid number of arguments', function() {
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assert.throws(function () {squeeze()}, /TypeError: Too few arguments/);
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assert.throws(function () {squeeze(1,2)}, /TypeError: Too many arguments/);
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});
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it('should LaTeX squeeze', function () {
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var expression = math.parse('squeeze([[0],[0]])');
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assert.equal(expression.toTex(), '\\mathrm{squeeze}\\left(\\begin{bmatrix}0\\\\0\\\\\\end{bmatrix}\\right)');
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});
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});
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