Initial commit

tests/Unit/Texture/PNamesParserTest.php

@@ -0,0 +1,25 @@
+<?php
+
+use Doom\Texture\PNamesParser;
+
+test('parses PNAMES lump names', function (): void {
+    $data = pack('V', 3)
+        . pack('a8', 'BROWN1')
+        . pack('a8', 'STARTAN3')
+        . pack('a8', 'BIGDOOR2');
+
+    $pNames = PNamesParser::parseBytes($data);
+
+    expect($pNames)->toHaveCount(3);
+    expect($pNames)->toBe(['BROWN1', 'STARTAN3', 'BIGDOOR2']);
+    expect($pNames[1] ?? null)->toBe('STARTAN3');
+    expect($pNames[10] ?? null)->toBeNull();
+    expect(array_search('BIGDOOR2', $pNames, true))->toBe(2);
+    expect(array_search('MISSING', $pNames, true))->toBeFalse();
+});
+
+test('throws on truncated PNAMES lump', function (): void {
+    $data = pack('V', 2) . pack('a8', 'ONLYONE');
+
+    expect(fn () => PNamesParser::parseBytes($data))->toThrow(RuntimeException::class);
+});