test.js

var expect = require('chai').use(require('dirty-chai')).expect;
var concat = require('concat-stream');
var from   = require('from2-array');

var anyify = require('./');

describe('anyify', function() {
	it('should load a transform for an extension and execute it', function(done) {
		from(['hello'])
			.pipe(anyify('test.foo', {foo: './fixtures/basic.js'}))
			.pipe(concat(function(data) {
				expect(data.toString()).to.equal('HELLO');
				done();
			}));
	});

	it('should handle an error in a transform', function(done) {
		from(['hello'])
			.pipe(anyify('test.foo', {foo: './fixtures/error.js'}))
			.on('error', function(e) {
				expect(e).to.be.an.instanceof(Error);
				expect(e.message).to.equal('error');
				done();
			});
	});

	it('should do nothing if no transform matches', function(done) {
		from(['hello'])
			.pipe(anyify('test.foo', {}))
			.pipe(concat(function(data) {
				expect(data.toString()).to.equal('hello');
				done();
			}));
	});

	it('could also use first thing of _', function(done) {
		from(['hello'])
			.pipe(anyify('test.foo', {foo: {_: ['./fixtures/basic.js']}}))
			.pipe(concat(function(data) {
				expect(data.toString()).to.equal('HELLO');
				done();
			}));
	});

	it('passes the things as options', function(done) {
		from(['hello'])
			.pipe(anyify('test.foo', {foo: {_: ['./fixtures/opts.js'], baz: 'quux'}}))
			.pipe(concat(function(data) {
				expect(data.toString()).to.equal('HELLO');
				done();
			}));
	});
 
	describe('module methods', function() {
		it('should access a transform by a key', function(done) {
			from(['hello'])
				.pipe(anyify('test.foo', {'foo': './fixtures/key.js?bar'}))
				.pipe(concat(function(data) {
					expect(data.toString()).to.equal('HELLO');
					done();
				}));
		});
		
		it('should access a transform by a deep key', function(done) {
			from(['hello'])
				.pipe(anyify('test.foo', {'foo': './fixtures/deep.js?bar.baz.quux'}))
				.pipe(concat(function(data) {
					expect(data.toString()).to.equal('HELLO');
					done();
				}));
		});
	});
});