1<?php
2
3/**
4 * Hoa
5 *
6 *
7 * @license
8 *
9 * New BSD License
10 *
11 * Copyright © 2007-2017, Hoa community. All rights reserved.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions are met:
15 *     * Redistributions of source code must retain the above copyright
16 *       notice, this list of conditions and the following disclaimer.
17 *     * Redistributions in binary form must reproduce the above copyright
18 *       notice, this list of conditions and the following disclaimer in the
19 *       documentation and/or other materials provided with the distribution.
20 *     * Neither the name of the Hoa nor the names of its contributors may be
21 *       used to endorse or promote products derived from this software without
22 *       specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS AND CONTRIBUTORS BE
28 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
35 */
36
37namespace Hoa\Event\Test\Unit;
38
39use Hoa\Event as LUT;
40use Hoa\Event\Listens as SUT;
41use Hoa\Test;
42
43/**
44 * Class \Hoa\Event\Test\Unit\Listens.
45 *
46 * Test suite of the listens trait.
47 *
48 * @copyright  Copyright © 2007-2017 Hoa community
49 * @license    New BSD License
50 */
51class Listens extends Test\Unit\Suite
52{
53    public function case_set_listener()
54    {
55        $this
56            ->given(
57                $listenable = new _Listenable(),
58                $listener   = new LUT\Listener($listenable, ['foo'])
59            )
60            ->when($result = $listenable->_setListener($listener))
61            ->then
62                ->variable($result)
63                    ->isNull();
64    }
65
66    public function case_get_listener()
67    {
68        $this
69            ->given(
70                $listenable = new _Listenable(),
71                $listener   = new LUT\Listener($listenable, ['foo']),
72                $listenable->_setListener($listener)
73            )
74            ->when($result = $listenable->_getListener())
75            ->then
76                ->object($result)
77                    ->isIdenticalTo($listener);
78    }
79
80    public function case_on()
81    {
82        $this
83            ->given(
84                $listenable = new _Listenable(),
85                $listener   = new LUT\Listener($listenable, ['foo']),
86                $listenable->_setListener($listener),
87                $callable   = function () use (&$called) {
88                    $called = true;
89
90                    return 42;
91                }
92            )
93            ->when($result = $listenable->on('foo', $callable))
94            ->then
95                ->object($result)
96                    ->isIdenticalTo($listenable)
97
98            ->when($listenable->doSomethingThatFires())
99            ->then
100                ->boolean($called)
101                    ->isTrue();
102    }
103
104    public function case_on_unregistered_listener()
105    {
106        $this
107            ->given(
108                $listenable = new _Listenable(),
109                $listener   = new LUT\Listener($listenable, ['foo']),
110                $listenable->_setListener($listener)
111            )
112            ->exception(function () use ($listenable) {
113                $listenable->on('bar', null);
114            })
115                ->isInstanceOf('Hoa\Event\Exception');
116    }
117}
118
119class _Listenable implements LUT\Listenable
120{
121    use SUT;
122
123    public function _setListener(LUT\Listener $listener)
124    {
125        return $this->setListener($listener);
126    }
127
128    public function _getListener()
129    {
130        return $this->getListener();
131    }
132
133    public function doSomethingThatFires()
134    {
135        $this->getListener()->fire('foo', new LUT\Bucket('bar'));
136
137        return;
138    }
139}
140