2 files changed, 42 insertions(+), 0 deletions(-)

A src/Nothing.php
M tests/PrimitivesTest.php

@@ 0,0 1,28 @@
+<?php
+
+namespace BareMess;
+
+// We can't use "Void" as the name of this class as it's reserved by PHP.
+class Nothing
+{
+    use Mutatable;
+    public function __construct(& $mess = null)
+    {
+        return;
+    }
+
+    public function get()
+    {
+        return null;
+    }
+    public function set($value)
+    {
+        // TODO: Throw an error if $value is not null?
+        return;
+    }
+
+    public function mess()
+    {
+        return '';
+    }
+}

@@ 7,6 7,7 @@ use BareMess\Example\Department;
 use BareMess\Example\PublicKey;
 use BareMess\{I8,I16,I32,I64};
 use BareMess\Integer;
+use BareMess\Nothing;
 use BareMess\{U8,U16,U32,U64};
 use BareMess\UInt;
 use PHPUnit\Framework\TestCase;


@@ 196,4 197,17 @@ class PrimitivesTest extends TestCase
         $this->assertEquals(0x7FFFFFFFFFFFFFFF, $u64->get());
         $this->assertEquals("\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x7F", $u64->mess());
     }
+
+    public function testVoid()
+    {
+        $mess = "abc123";
+        $void = new Nothing($mess);
+        $this->assertEquals("abc123", $mess);
+        $this->assertEquals(null, $void->get());
+        $this->assertEquals('', $void->mess());
+        $void2 = Nothing::fromValue(null);
+        $this->assertEquals(null, $void2->get());
+        $void2->set(null);
+        $this->assertEquals(null, $void2->get());
+    }
 }