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var assert = require('assert');
var R = require('../source');var eq = require('./shared/eq');

describe('init', function() {
  it('returns all but the last element of an ordered collection', function() {    eq(R.init([1, 2, 3]), [1, 2]);    eq(R.init([2, 3]), [2]);    eq(R.init([3]), []);    eq(R.init([]), []);
    eq(R.init('abc'), 'ab');    eq(R.init('bc'), 'b');    eq(R.init('c'), '');    eq(R.init(''), '');  });
  it('throws if applied to null or undefined', function() {    assert.throws(function() { R.init(null); }, TypeError);    assert.throws(function() { R.init(undefined); }, TypeError);  });
  it('handles array-like object', function() {    var args = (function() { return arguments; }(1, 2, 3, 4, 5));    eq(R.init(args), [1, 2, 3, 4]);  });
});