more tests

Author: staabm

tests/PHPStan/Analyser/nsrt/bug11488.php

@@ -6,6 +6,28 @@
 
 class Foo
 {
+	/**
+	 * @param array{mixed}|array{0: mixed, 1?: string|null} $row
+	 */
+	protected function testOptionalKeys(array $row): void
+	{
+		if (count($row) === 1) {
+			assertType('array{0: mixed, 1?: string|null}', $row);
+		}
+
+		if (count($row) !== 1) {
+			assertType('array{0: mixed, 1?: string|null}', $row);
+		}
+
+		if (count($row) !== 2) {
+			assertType('array{0: mixed, 1?: string|null}', $row);
+		}
+
+		if (count($row) !== 3) {
+			assertType('array{0: mixed, 1?: string|null}', $row);
+		}
+	}
+
 	/**
 	 * @param array{mixed}|array{mixed, string|null, mixed} $row
 	 */