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26 lines
832 B
JavaScript
26 lines
832 B
JavaScript
var assert = require('assert'),
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math = require('../../../index'),
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Chain = math.chaining.Chain;
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describe('chain', function() {
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it ('should construct a chain', function () {
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assert.ok(math.chain(45) instanceof Chain);
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assert.ok(math.chain(math.complex(2, 3)) instanceof Chain);
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assert.ok(math.chain() instanceof Chain);
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});
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it ('deprecated select function should still be functional', function () {
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assert.ok(math.select(45) instanceof Chain);
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assert.ok(math.select(math.complex(2,3)) instanceof Chain);
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assert.ok(math.select() instanceof Chain);
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assert.strictEqual(math.chaining.Selector, math.chaining.Chain);
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});
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it('should LaTeX chain', function () {
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var expression = math.parse('chain(1)');
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assert.equal(expression.toTex(), '\\mathrm{chain}\\left(1\\right)');
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});
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});
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