Test DefaultPrinter

Author: staabm

tests/unit/TextUI/Output/Default/DefaultPrinterTest.php

@@ -0,0 +1,44 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of PHPUnit.
+ *
+ * (c) Sebastian Bergmann <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace PHPUnit\TextUI\Output\Default;
+
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\Attributes\Medium;
+use PHPUnit\Framework\TestCase;
+use PHPUnit\TextUI\InvalidSocketException;
+use PHPUnit\TextUI\Output\DefaultPrinter;
+
+#[CoversClass(DefaultPrinter::class)]
+#[Medium]
+final class DefaultPrinterTest extends TestCase
+{
+    public static function providePrinter(): array
+    {
+        return [
+            [DefaultPrinter::standardOutput()],
+            [DefaultPrinter::standardError()],
+            [DefaultPrinter::from('socket://hostname:port')],
+        ];
+    }
+
+    #[DataProvider('providePrinter')]
+    public function testFlush(DefaultPrinter $printer): void
+    {
+        $printer->flush();
+        $this->expectOutputString('');
+    }
+
+    public function testInvalidSocket(): void
+    {
+        $this->expectException(InvalidSocketException::class);
+        DefaultPrinter::from('socket://hostname:port:wrong');
+    }
+}