mirror of
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67 lines
2.2 KiB
JavaScript
67 lines
2.2 KiB
JavaScript
var assert = require('assert'),
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IndexError = require('../../lib/error/IndexError');
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describe('IndexError', function () {
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it('should construct an IndexError without min and max', function () {
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var err = new IndexError(5);
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assert(err instanceof Error);
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assert(err instanceof RangeError);
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assert(err instanceof IndexError);
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assert.equal(err.index, 5);
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assert.equal(err.min, 0);
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assert.equal(err.max, undefined);
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assert.equal(err.toString(), 'IndexError: Index out of range (5)');
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});
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it('should construct an IndexError without min and max (2)', function () {
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var err = new IndexError(-5);
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assert(err instanceof Error);
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assert(err instanceof RangeError);
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assert(err instanceof IndexError);
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assert.equal(err.index, -5);
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assert.equal(err.min, 0);
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assert.equal(err.max, undefined);
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assert.equal(err.toString(), 'IndexError: Index out of range (-5 < 0)');
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});
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it('should construct an IndexError with max', function () {
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var err = new IndexError(5, 3);
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assert(err instanceof Error);
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assert(err instanceof RangeError);
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assert(err instanceof IndexError);
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assert.equal(err.index, 5);
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assert.equal(err.min, 0);
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assert.equal(err.max, 3);
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assert.equal(err.toString(), 'IndexError: Index out of range (5 > 2)');
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});
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it('should construct an IndexError with min and max', function () {
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var err = new IndexError(0, 2, 5);
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assert(err instanceof Error);
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assert(err instanceof RangeError);
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assert(err instanceof IndexError);
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assert.equal(err.index, 0);
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assert.equal(err.min, 2);
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assert.equal(err.max, 5);
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assert.equal(err.toString(), 'IndexError: Index out of range (0 < 2)');
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});
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it('should construct an IndexError with min and max', function () {
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var err = new IndexError(6, 1, 4);
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assert(err instanceof Error);
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assert(err instanceof RangeError);
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assert(err instanceof IndexError);
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assert.equal(err.index, 6);
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assert.equal(err.min, 1);
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assert.equal(err.max, 4);
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assert.equal(err.toString(), 'IndexError: Index out of range (6 > 3)');
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});
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it('should throw an error when constructed without new operator', function() {
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assert.throws(function () {
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IndexError(5);
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});
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});
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});
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