minor #35190 [PhpUnitBridge] Add test case for @expectedDeprecation a…

…nnotation (fancyweb)

This PR was merged into the 3.4 branch.

Discussion
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[PhpUnitBridge] Add test case for @expectedDeprecation annotation

| Q             | A
| ------------- | ---
| Branch?       | 3.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Tickets       | -
| License       | MIT
| Doc PR        | -

Useful twice because it also tests the fact that a test that expects a deprecation and that does not perform any assertion is not considered risky.

Commits
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dba1804 [PhpUnitBridge] Add test case for @expectedDeprecation annotation

src/Symfony/Bridge/PhpUnit/Tests/ExpectedDeprecationAnnotationTest.php

@@ -0,0 +1,43 @@
+<?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\Bridge\PhpUnit\Tests;
+
+use PHPUnit\Framework\TestCase;
+
+final class ExpectedDeprecationAnnotationTest extends TestCase
+{
+    /**
+     * Do not remove this test in the next major versions.
+     *
+     * @group legacy
+     *
+     * @expectedDeprecation foo
+     */
+    public function testOne()
+    {
+        @trigger_error('foo', E_USER_DEPRECATED);
+    }
+
+    /**
+     * Do not remove this test in the next major versions.
+     *
+     * @group legacy
+     *
+     * @expectedDeprecation foo
+     * @expectedDeprecation bar
+     */
+    public function testMany()
+    {
+        @trigger_error('foo', E_USER_DEPRECATED);
+        @trigger_error('bar', E_USER_DEPRECATED);
+    }
+}