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74 lines
1.8 KiB
JavaScript
74 lines
1.8 KiB
JavaScript
// test arithmetic functions
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var assert = require('assert');
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var math = require('../../math.js'),
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Complex = math.Complex,
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Unit = math.Unit;
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// test abs
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assert.equal(math.abs(-4.2), 4.2);
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assert.equal(math.abs(-3.5), 3.5);
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assert.equal(math.abs(100), 100);
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assert.equal(math.abs(0), 0);
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assert.equal(math.abs(new Complex(3, -4)), 5);
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assert.throws(function () {
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math.abs(new Unit(5, 'km'));
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});
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assert.throws(function () {
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math.abs('a string');
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});
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// test add
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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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assert.equal(math.add(new Complex(3, -4), new Complex(8, 2)), '11 - 2i');
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assert.equal(math.add(new Complex(3, -4), 10), '13 - 4i');
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assert.equal(math.add(10, new Complex(3, -4)), '13 - 4i');
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assert.equal(math.add(new Unit(5, 'km'), new Unit(100, 'mile')).toString(), '165.9344 km');
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assert.throws(function () {
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math.add(new Unit(5, 'km'), new Unit(100, 'gram'));
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});
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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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// TODO: test ceil
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// TODO: test cube
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// TODO: test divide
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// TODO: test equal
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// TODO: test exp
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// TODO: test fix
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// TODO: test floor
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// TODO: test larger
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// TODO: test largereq
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// TODO: test log
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// TODO: test log10
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// TODO: test mod
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// TODO: test multiply
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// TODO: test pow
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// TODO: test round
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// TODO: test sign
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// TODO: test smaller
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// TODO: test smallereq
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// test sqrt
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assert.equal(math.sqrt(25), 5);
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assert.equal(math.sqrt(-4), '2i');
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assert.equal(math.sqrt(0), '');
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assert.equal(math.sqrt(new Complex(3, -4)), '2 - i');
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assert.throws(function () {
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math.sqrt(new Unit(5, 'km'));
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});
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assert.throws(function () {
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math.sqrt('a string');
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});
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// TODO: test square
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// TODO: test subtract
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// TODO: test unaryminus
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// TODO: test unequal
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