Introduce Capability Registry & Discovery

tests/Capability/Attribute/McpResourceTemplateTest.php

@@ -0,0 +1,71 @@
+<?php
+
+/*
+ * This file is part of the official PHP MCP SDK.
+ *
+ * A collaboration between Symfony and the PHP Foundation.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Mcp\Tests\Capability\Attribute;
+
+use Mcp\Capability\Attribute\McpResourceTemplate;
+use PHPUnit\Framework\TestCase;
+
+class McpResourceTemplateTest extends TestCase
+{
+    public function testInstantiatesWithCorrectProperties(): void
+    {
+        // Arrange
+        $uriTemplate = 'file:///{path}/data';
+        $name = 'test-template-name';
+        $description = 'This is a test template description.';
+        $mimeType = 'application/json';
+
+        // Act
+        $attribute = new McpResourceTemplate(
+            uriTemplate: $uriTemplate,
+            name: $name,
+            description: $description,
+            mimeType: $mimeType,
+        );
+
+        // Assert
+        $this->assertSame($uriTemplate, $attribute->uriTemplate);
+        $this->assertSame($name, $attribute->name);
+        $this->assertSame($description, $attribute->description);
+        $this->assertSame($mimeType, $attribute->mimeType);
+    }
+
+    public function testInstantiatesWithNullValuesForNameAndDescription(): void
+    {
+        // Arrange & Act
+        $attribute = new McpResourceTemplate(
+            uriTemplate: 'test://{id}', // uriTemplate is required
+            name: null,
+            description: null,
+            mimeType: null,
+        );
+
+        // Assert
+        $this->assertSame('test://{id}', $attribute->uriTemplate);
+        $this->assertNull($attribute->name);
+        $this->assertNull($attribute->description);
+        $this->assertNull($attribute->mimeType);
+    }
+
+    public function testInstantiatesWithMissingOptionalArguments(): void
+    {
+        // Arrange & Act
+        $uriTemplate = 'tmpl://{key}';
+        $attribute = new McpResourceTemplate(uriTemplate: $uriTemplate);
+
+        // Assert
+        $this->assertSame($uriTemplate, $attribute->uriTemplate);
+        $this->assertNull($attribute->name);
+        $this->assertNull($attribute->description);
+        $this->assertNull($attribute->mimeType);
+    }
+}