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x/ramda/test/startsWith.js

:ram: Practical functional Javascript
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var R = require('../source');var eq = require('./shared/eq');
describe('startsWith', function() { it('should return true when a string starts with the provided value', function() { eq(R.startsWith('a', 'abc'), true); });
it('should return true when a long string starts with the provided value', function() { eq(R.startsWith('astro', 'astrology'), true); });
it('should return false when a string does not start with the provided value', function() { eq(R.startsWith('b', 'abc'), false); });
it('should return false when a long string does not start with the provided value', function() { eq(R.startsWith('stro', 'astrology'), false); });
it('should return true when an array starts with the provided value', function() { eq(R.startsWith(['a'], ['a', 'b', 'c']), true); });
it('should return true when an array starts with the provided values', function() { eq(R.startsWith(['a', 'b'], ['a', 'b', 'c']), true); });
it('should return false when an array does not start with the provided value', function() { eq(R.startsWith(['b'], ['a', 'b', 'c']), false); });
it('should return false when an array does not start with the provided values', function() { eq(R.startsWith(['b', 'c'], ['a', 'b', 'c']), false); });});