Update Composer, update everything

vendor/symfony/var-dumper/Tests/Server/ConnectionTest.php

@@ -0,0 +1,88 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Tests\Server;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Process\PhpProcess;
+use Symfony\Component\Process\Process;
+use Symfony\Component\VarDumper\Cloner\VarCloner;
+use Symfony\Component\VarDumper\Dumper\ContextProvider\ContextProviderInterface;
+use Symfony\Component\VarDumper\Server\Connection;
+
+class ConnectionTest extends TestCase
+{
+    private const VAR_DUMPER_SERVER = 'tcp://127.0.0.1:9913';
+
+    public function testDump()
+    {
+        $cloner = new VarCloner();
+        $data = $cloner->cloneVar('foo');
+        $connection = new Connection(self::VAR_DUMPER_SERVER, array(
+            'foo_provider' => new class() implements ContextProviderInterface {
+                public function getContext(): ?array
+                {
+                    return array('foo');
+                }
+            },
+        ));
+
+        $dumped = null;
+        $process = $this->getServerProcess();
+        $process->start(function ($type, $buffer) use ($process, &$dumped, $connection, $data) {
+            if (Process::ERR === $type) {
+                $process->stop();
+                $this->fail();
+            } elseif ("READY\n" === $buffer) {
+                $connection->write($data);
+            } else {
+                $dumped .= $buffer;
+            }
+        });
+
+        $process->wait();
+
+        $this->assertTrue($process->isSuccessful());
+        $this->assertStringMatchesFormat(<<<'DUMP'
+(3) "foo"
+[
+  "timestamp" => %d.%d
+  "foo_provider" => [
+    (3) "foo"
+  ]
+]
+%d
+
+DUMP
+        , $dumped);
+    }
+
+    public function testNoServer()
+    {
+        $cloner = new VarCloner();
+        $data = $cloner->cloneVar('foo');
+        $connection = new Connection(self::VAR_DUMPER_SERVER);
+        $start = microtime(true);
+        $this->assertFalse($connection->write($data));
+        $this->assertLessThan(1, microtime(true) - $start);
+    }
+
+    private function getServerProcess(): Process
+    {
+        $process = new PhpProcess(file_get_contents(__DIR__.'/../Fixtures/dump_server.php'), null, array(
+            'COMPONENT_ROOT' => __DIR__.'/../../',
+            'VAR_DUMPER_SERVER' => self::VAR_DUMPER_SERVER,
+        ));
+        $process->inheritEnvironmentVariables(true);
+
+        return $process->setTimeout(9);
+    }
+}