Add more test cases for bug-11978: too many args and zero args

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: 2 people

tests/PHPStan/Rules/Methods/CallMethodsRuleTest.php

@@ -3980,7 +3980,16 @@ public function testBug11978(): void
 		$this->checkThisOnly = false;
 		$this->checkNullables = true;
 		$this->checkUnionTypes = true;
-		$this->analyse([__DIR__ . '/data/bug-11978.php'], []);
+		$this->analyse([__DIR__ . '/data/bug-11978.php'], [
+			[
+				'Method Bug11978\ViewB::render() invoked with 2 parameters, 0-1 required.',
+				25,
+			],
+			[
+				'Method Bug11978\ViewB::render() invoked with 2 parameters, 0-1 required.',
+				26,
+			],
+		]);
 	}
 
 }

tests/PHPStan/Rules/Methods/data/bug-11978.php

@@ -22,6 +22,10 @@ public function renderFoo(string $foo): string
 	{
 		$a = $this->view1->render($foo);
 		$b = $this->view2->render($foo);
+		$c = $this->view1->render($foo, $foo);
+		$d = $this->view2->render($foo, $foo);
+		$e = $this->view1->render();
+		$f = $this->view2->render();
 
 		return $a . $b;
 	}