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vendor/phpoffice/math/tests/Math/Element/SemanticsTest.php

@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\PhpOffice\Math\Element;
+
+use PhpOffice\Math\Element\Semantics;
+use PHPUnit\Framework\TestCase;
+
+class SemanticsTest extends TestCase
+{
+    public function testConstruct(): void
+    {
+        $semantics = new Semantics();
+
+        $this->assertIsArray($semantics->getAnnotations());
+        $this->assertCount(0, $semantics->getAnnotations());
+    }
+
+    public function testAnnotation(): void
+    {
+        $semantics = new Semantics();
+
+        $this->assertIsArray($semantics->getAnnotations());
+        $this->assertCount(0, $semantics->getAnnotations());
+
+        $this->assertInstanceOf(Semantics::class, $semantics->addAnnotation('encoding', 'content'));
+        $this->assertEquals(['encoding' => 'content'], $semantics->getAnnotations());
+        $this->assertCount(1, $semantics->getAnnotations());
+
+        $this->assertEquals('content', $semantics->getAnnotation('encoding'));
+        $this->assertNull($semantics->getAnnotation('notexisting'));
+    }
+}