add test fixture with retunr in test method (#7108)

Author: TomasVotruba

rules-tests/TypeDeclaration/Rector/ClassMethod/ReturnTypeFromStrictTypedCallRector/Fixture/return_in_test_metohd.php.inc

@@ -0,0 +1,41 @@
+<?php
+
+namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\ReturnTypeFromStrictTypedCallRector\Fixture;
+
+use PHPUnit\Framework\TestCase;
+
+final class ReturnInTestMethod extends TestCase
+{
+    public function testSomething()
+    {
+        return $this->getValue();
+    }
+
+    private function getValue(): int
+    {
+        return 123;
+    }
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\ReturnTypeFromStrictTypedCallRector\Fixture;
+
+use PHPUnit\Framework\TestCase;
+
+final class ReturnInTestMethod extends TestCase
+{
+    public function testSomething(): int
+    {
+        return $this->getValue();
+    }
+
+    private function getValue(): int
+    {
+        return 123;
+    }
+}
+
+?>