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43 lines
1.3 KiB
JavaScript
43 lines
1.3 KiB
JavaScript
// test add
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var assert = require('assert');
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var math = require('../../../math.js');
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// parser
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assert.equal(math.eval('add(2, 3)'), 5);
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assert.equal(math.eval('2 + 3'), 5);
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assert.equal(math.eval('2 + 3 + 4'), 9);
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// number
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assert.equal(math.add(2, 3), 5);
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assert.equal(math.add(-2, 3), 1);
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assert.equal(math.add(2, -3), -1);
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assert.equal(math.add(-5, -3), -8);
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// complex
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assert.equal(math.add(math.complex(3, -4), math.complex(8, 2)), '11 - 2i');
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assert.equal(math.add(math.complex(3, -4), 10), '13 - 4i');
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assert.equal(math.add(10, math.complex(3, -4)), '13 - 4i');
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// unit
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assert.equal(math.add(math.unit(5, 'km'), math.unit(100, 'mile')).toString(), '165.93 km');
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assert.throws(function () {
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math.add(math.unit(5, 'km'), math.unit(100, 'gram'));
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});
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// string
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assert.equal(math.add('hello ', 'world'), 'hello world');
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assert.equal(math.add('str', 123), 'str123');
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assert.equal(math.add(123, 'str'), '123str');
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// matrix, array
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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 = math.add(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(), [[6,8],[10,12]]);
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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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