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LittleBeast / src / Std / Test / Helper / MockServer.php
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1<?php
2/*************************************************************
3# 076 License
4
5Copyright (c) テクニカル諏訪子
6
7Permission is hereby granted to any person obtaining a copy of the software
8Little Beast (the "Software") to use, modify, merge, copy, publish, distribute,
9sublicense, and/or sell copies of the Software, subject to the following conditions:
10
11 1. **Origin Attribution**:
12 - You must not misrepresent the origin of the Software; you must not claim
13 you created the original Software.
14 - If the Software is used in a product, you must either:
15 a. Provide clear attribution in the product's documentation, user interface,
16 or other visible areas, **OR**
17 b. Pay the original developers a fee they specify in writing.
18 2. **Usage Restriction**:
19 - The Software, or any derivative works, dependencies, or libraries
20 incorporating it, must not be used for censorship or to suppress freedom of
21 speech, expression, or creativity. Prohibited uses include, but are not
22 limited to:
23 - Censorship of so-called "hate speech", visuals, non-mainstream opinions,
24 ideas, or objective reality.
25 - Tools or systems designed to restrict access to information or
26 artistic works.
27 3. **Notice Preservation**:
28 - This license and the above copyright notice must remain intact in all copies
29 of the source code.
30
31THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
32INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
33PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
34HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
35CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
36OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
37 */
38namespace Std\Test\Helper;
39
40/**
41 * テスト用の偽物のサーバー（別のPHPプロセスで動かす）
42 *
43 * http-server.php（HTTP）とsmtp-server.php（SMTP）を127.0.0.1の空いているポートで起動する。
44 * ネットワークに繋がっていなくてもCurl・Openprovider・Mailerをテスト出来る様に。
45 *
46 * 例：
47 * $srv = MockServer::start('http-server.php');
48 * $curl = new Curl($srv->url('/echo'));
49 * $srv->stop();
50 */
51class MockServer {
52 public int $port;
53 /** @var resource */
54 private $proc;
55 private array $pipes = [];
56
57 private function __construct() {}
58
59 /**
60 * サーバーを起動する
61 *
62 * @param string $script このディレクトリのスクリプト名
63 * @param array $args スクリプトに渡す追加の引数
64 * @return self|null 起動出来なかった場合はnull（proc_openが無効等）
65 */
66 public static function start(string $script, array $args = []): ?self {
67 if (!function_exists('proc_open')) return null;
68
69 // 空いているポートを探す
70 $probe = @stream_socket_server('tcp://127.0.0.1:0', $errno, $errstr);
71 if (!$probe) return null;
72 $port = (int)substr(strrchr(stream_socket_get_name($probe, false), ':'), 1);
73 fclose($probe);
74
75 $cmd = array_merge([PHP_BINARY, __DIR__.'/'.$script, (string)$port], array_map('strval', $args));
76 $spec = [0 => ['pipe', 'r'], 1 => ['pipe', 'w'], 2 => ['pipe', 'w']];
77 $proc = @proc_open($cmd, $spec, $pipes);
78 if (!is_resource($proc)) return null;
79
80 // 「ready」が出力されるまで待つ（起動に失敗したらfalse）
81 $line = fgets($pipes[1]);
82 if (trim((string)$line) !== 'ready') {
83 proc_terminate($proc);
84 proc_close($proc);
85 return null;
86 }
87
88 $srv = new self();
89 $srv->port = $port;
90 $srv->proc = $proc;
91 $srv->pipes = $pipes;
92 return $srv;
93 }
94
95 /**
96 * このサーバーのURL
97 *
98 * @param string $path パス
99 * @param string $host 127.0.0.1又はlocalhost（別のオリジンとして扱う為）
100 * @return string
101 */
102 public function url(string $path = '/', string $host = '127.0.0.1'): string {
103 return "http://{$host}:{$this->port}{$path}";
104 }
105
106 /**
107 * サーバーを止める
108 *
109 * @return void
110 */
111 public function stop(): void {
112 if (!is_resource($this->proc)) return;
113 // 終了のリクエストを送る（Windowsではproc_terminateで子プロセスが残る事がある）
114 $c = @stream_socket_client("tcp://127.0.0.1:{$this->port}", $errno, $errstr, 1);
115 if ($c) {
116 fwrite($c, "QUIT /__quit HTTP/1.0\r\n\r\n");
117 fclose($c);
118 }
119 foreach ($this->pipes as $p) if (is_resource($p)) fclose($p);
120 proc_terminate($this->proc);
121 proc_close($this->proc);
122 }
123
124 public function __destruct() {
125 $this->stop();
126 }
127}