Fix testBug6791 test file to not execute code

Author: ondrejmirtes

tests/PHPStan/Rules/Exceptions/CatchWithUnthrownExceptionRuleTest.php

@@ -276,15 +276,15 @@ public function testBug6791(): void
 		$this->analyse([__DIR__ . '/data/bug-6791.php'], [
 			[
 				'Dead catch - TypeError is never thrown in the try block.',
-				17,
+				22,
 			],
 			[
 				'Dead catch - TypeError is never thrown in the try block.',
-				29,
+				34,
 			],
 			[
 				'Dead catch - TypeError is never thrown in the try block.',
-				33,
+				38,
 			],
 		]);
 	}

tests/PHPStan/Rules/Exceptions/data/bug-6791.php

@@ -11,24 +11,33 @@ class Foo {
 	public $array;
 }
 
-$foo = new Foo();
-try {
-	$foo->intArray = ["a"];
-} catch (\TypeError $e) {}
-
-try {
-	$foo->set = ["a"];
-} catch (\TypeError $e) {}
-
-try {
-	$foo->set = new \Ds\Set;
-} catch (\TypeError $e) {}
-
-try {
-	$foo->array = ["a"];
-} catch (\TypeError $e) {}
-
-try {
-	$foo->array = "non-array";
-} catch (\TypeError $e) {}
+class Bar
+{
+
+	public function doFoo()
+	{
+		$foo = new Foo();
+		try {
+			$foo->intArray = ["a"];
+		} catch (\TypeError $e) {}
+
+		try {
+			$foo->set = ["a"];
+		} catch (\TypeError $e) {}
+
+		try {
+			$foo->set = new \Ds\Set;
+		} catch (\TypeError $e) {}
+
+		try {
+			$foo->array = ["a"];
+		} catch (\TypeError $e) {}
+
+		try {
+			$foo->array = "non-array";
+		} catch (\TypeError $e) {}
+	}
+
+}
+