1 files changed, 42 insertions, 0 deletions
diff --git a/tests/src/SpecTestsuites/Core/RefNullTest.php b/tests/src/SpecTestsuites/Core/RefNullTest.php
new file mode 100644
index 0000000..019a609
--- /dev/null
+++ b/tests/src/SpecTestsuites/Core/RefNullTest.php
@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Nsfisis\Waddiwasi\Tests\SpecTestsuites\Core;
+
+use Nsfisis\Waddiwasi\Tests\SpecTestsuites\SpecTestsuiteBase;
+use PHPUnit\Framework\Attributes\Depends;
+
+final class RefNullTest extends SpecTestsuiteBase
+{
+    public function testModule0(): void
+    {
+        $this->runModuleCommand(
+            filename: 'ref_null.0.wasm',
+            name: null,
+            line: 1,
+        );
+    }
+
+    #[Depends('testModule0')]
+    public function testAssertReturn1(): void
+    {
+        $this->runAssertReturnCommand(
+            module: null,
+            action: ['type' => 'invoke', 'field' => 'externref', 'args' => []],
+            expected: [['type' => 'externref', 'value' => 'null']],
+            line: 9,
+        );
+    }
+
+    #[Depends('testAssertReturn1')]
+    public function testAssertReturn2(): void
+    {
+        $this->runAssertReturnCommand(
+            module: null,
+            action: ['type' => 'invoke', 'field' => 'funcref', 'args' => []],
+            expected: [['type' => 'funcref', 'value' => 'null']],
+            line: 10,
+        );
+    }
+}