| 1 | 'use strict';
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| 2 |
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| 3 | var blank = require('../src/blank'),
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| 4 | assert = require('chai').assert;
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| 5 |
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| 6 | describe('blank', function() {
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| 7 | it('return false if a value is not a string', function() {
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| 8 | assert.ok(blank({}) === false);
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| 9 | assert.ok(blank([]) === false);
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| 10 | assert.ok(blank(1) === false);
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| 11 | });
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| 12 |
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| 13 | it('checks whether a string contains only whitespaces', function() {
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| 14 | assert.ok(blank(' '));
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| 15 | assert.ok(blank("\n "));
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| 16 | assert.ok(blank(new String(' ')));
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| 17 |
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| 18 | assert.ok(!blank({
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| 19 | toString: function() { return 'test'; }
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| 20 | }));
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| 21 | assert.ok(!blank('a'));
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| 22 | assert.ok(!blank(new String('aa')));
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| 23 | assert.ok(!blank('0'));
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| 24 | assert.ok(!blank('wookieb'));
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| 25 | assert.ok(!blank(' w'));
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| 26 | });
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| 27 |
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| 28 | it('returns true if string is empty', function() {
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| 29 | assert.ok(blank(''));
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| 30 | assert.ok(blank(new String('')));
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| 31 | });
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| 32 | });
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