Add regression test

Author: herndlm

tests/Type/WebMozartAssert/ImpossibleCheckTypeMethodCallRuleTest.php

@@ -47,6 +47,24 @@ public function testExtension(): void
 		]);
 	}
 
+	public function testBug8(): void
+	{
+		$this->analyse([__DIR__ . '/data/bug-8.php'], [
+			[
+				'Call to static method Webmozart\Assert\Assert::numeric() with numeric-string will always evaluate to true.',
+				15,
+			],
+			[
+				'Call to static method Webmozart\Assert\Assert::numeric() with \'foo\' will always evaluate to false.',
+				16,
+			],
+			[
+				'Call to static method Webmozart\Assert\Assert::numeric() with \'17.19\' will always evaluate to true.',
+				17,
+			],
+		]);
+	}
+
 	public function testBug33(): void
 	{
 		$this->analyse([__DIR__ . '/data/bug-33.php'], []);

tests/Type/WebMozartAssert/data/bug-8.php

@@ -0,0 +1,20 @@
+<?php
+
+declare(strict_types=1);
+
+namespace WebmozartAssertBug8;
+
+use Webmozart\Assert\Assert;
+
+class Bug8
+{
+
+	public function foo(string $a): void
+	{
+		Assert::numeric($a);
+		Assert::numeric($a);
+		Assert::numeric('foo');
+		Assert::numeric('17.19');
+	}
+
+}