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112 lines
3.1 KiB
JavaScript
112 lines
3.1 KiB
JavaScript
// test data type Matrix
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var assert = require('assert');
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var math = require('../../math.js');
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var m = math.matrix();
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assert.equal(m.isScalar(), true);
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assert.equal(m.isVector(), true);
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assert.deepEqual(m.size(), [0]);
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assert.deepEqual(m.toScalar(), null);
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assert.throws(function () { m.get([0]); });
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m = math.matrix([[23]]);
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assert.equal(m.isScalar(), true);
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assert.equal(m.isVector(), true);
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assert.deepEqual(m.size(), [1,1]);
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assert.deepEqual(m.toScalar(), 23);
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assert.deepEqual(m.get([0,0]), 23);
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m = math.matrix([[1,2,3],[4,5,6]]);
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assert.equal(m.isScalar(), false);
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assert.equal(m.isVector(), false);
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assert.deepEqual(m.size(), [2,3]);
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assert.equal(m.get([1,2]), 6);
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assert.equal(m.get([0,1]), 2);
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assert.throws(function () { m.get([1,2, 3]); });
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assert.throws(function () { m.get([3,0]); });
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assert.throws(function () { m.get([1]); });
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m = math.matrix([1,2,3]);
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assert.equal(m.isScalar(), false);
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assert.equal(m.isVector(), true);
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assert.deepEqual(m.size(), [3]);
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assert.deepEqual(m.toVector(), [1,2,3]);
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m = math.matrix([[1],[2],[3]]);
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assert.equal(m.isScalar(), false);
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assert.equal(m.isVector(), true);
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assert.deepEqual(m.size(), [3,1]);
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assert.deepEqual(m.toVector(), [1,2,3]);
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m = math.matrix([[[1],[2],[3]]]);
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assert.equal(m.isScalar(), false);
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assert.equal(m.isVector(), true);
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assert.deepEqual(m.size(), [1,3,1]);
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assert.deepEqual(m.toVector(), [1,2,3]);
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m = math.matrix([[[3]]]);
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assert.equal(m.isScalar(), true);
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assert.equal(m.isVector(), true);
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assert.deepEqual(m.size(), [1,1,1]);
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assert.deepEqual(m.toVector(), [3]);
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m = math.matrix([[]]);
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assert.equal(m.isScalar(), true);
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assert.equal(m.isVector(), true);
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assert.deepEqual(m.size(), [0,0]);
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assert.deepEqual(m.toVector(), []);
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m = math.matrix();
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assert.equal(m.isScalar(), true);
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assert.equal(m.isVector(), true);
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assert.deepEqual(m.size(), [0]);
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assert.deepEqual(m.toVector(), []);
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// test resizing
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m = math.matrix([[1,2,3],[4,5,6]]);
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assert.deepEqual(m.size(), [2,3]);
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m.resize([2,4]);
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assert.deepEqual(m.size(), [2,4]);
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assert.deepEqual(m.valueOf(), [[1,2,3,0],[4,5,6,0]]);
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m.resize([1,2]);
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assert.deepEqual(m.size(), [1,2]);
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assert.deepEqual(m.valueOf(), [[1,2]]);
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m.resize([1,2,2], 8);
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assert.deepEqual(m.size(), [1,2,2]);
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assert.deepEqual(m.valueOf(), [[[1,8],[2,8]]]);
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m.resize([2,3], 9);
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assert.deepEqual(m.size(), [2,3]);
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assert.deepEqual(m.valueOf(), [[1, 2, 9], [9, 9, 9]]);
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m = math.matrix();
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assert.deepEqual(m.size(), [0]);
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m.resize([3,3,3], 6);
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assert.deepEqual(m.size(), [3,3,3]);
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assert.deepEqual(m.valueOf(), [
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[[6,6,6],[6,6,6],[6,6,6]],
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[[6,6,6],[6,6,6],[6,6,6]],
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[[6,6,6],[6,6,6],[6,6,6]]
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]);
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m.set([2,2,1], 3);
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assert.deepEqual(m.valueOf(), [
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[[6,6,6],[6,6,6],[6,6,6]],
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[[6,6,6],[6,6,6],[6,6,6]],
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[[6,6,6],[6,6,6],[6,3,6]]
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]);
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m.resize([2,2]);
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assert.deepEqual(m.size(), [2,2]);
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assert.deepEqual(m.valueOf(), [[6,6],[6,6]]);
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m.set([1,0], 3);
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assert.deepEqual(m.valueOf(), [[6,6],[3,6]]);
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m.resize([0]);
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assert.deepEqual(m.size(), [0]);
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assert.deepEqual(m.valueOf(), []);
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m = math.matrix();
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m.set([1,2], 5);
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assert.deepEqual(m.size(), [2,3]);
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assert.deepEqual(m.valueOf(), [[0,0,0],[0,0,5]]);
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// TODO: extensively test Matrix
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