Split testsuite for unit and inspector based tests (#82)

tests/Unit/Capability/Attribute/CompletionProviderTest.php

@@ -0,0 +1,85 @@
+<?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\Unit\Capability\Attribute;
+
+use Mcp\Capability\Attribute\CompletionProvider;
+use Mcp\Tests\Unit\Fixtures\Enum\StatusEnum;
+use PHPUnit\Framework\TestCase;
+
+class CompletionProviderTest extends TestCase
+{
+    public function testCanBeConstructedWithProviderClass(): void
+    {
+        $attribute = new CompletionProvider(provider: CompletionProviderFixture::class);
+
+        $this->assertSame(CompletionProviderFixture::class, $attribute->provider);
+        $this->assertNull($attribute->values);
+        $this->assertNull($attribute->enum);
+    }
+
+    public function testCanBeConstructedWithProviderInstance(): void
+    {
+        $instance = new CompletionProviderFixture();
+        $attribute = new CompletionProvider(provider: $instance);
+
+        $this->assertSame($instance, $attribute->provider);
+        $this->assertNull($attribute->values);
+        $this->assertNull($attribute->enum);
+    }
+
+    public function testCanBeConstructedWithValuesArray(): void
+    {
+        $values = ['draft', 'published', 'archived'];
+        $attribute = new CompletionProvider(values: $values);
+
+        $this->assertNull($attribute->provider);
+        $this->assertSame($values, $attribute->values);
+        $this->assertNull($attribute->enum);
+    }
+
+    public function testCanBeConstructedWithEnumClass(): void
+    {
+        $attribute = new CompletionProvider(enum: StatusEnum::class);
+
+        $this->assertNull($attribute->provider);
+        $this->assertNull($attribute->values);
+        $this->assertSame(StatusEnum::class, $attribute->enum);
+    }
+
+    public function testThrowsExceptionWhenNoParametersProvided(): void
+    {
+        $this->expectException(\InvalidArgumentException::class);
+        $this->expectExceptionMessage('Only one of provider, values, or enum can be set');
+        new CompletionProvider();
+    }
+
+    public function testThrowsExceptionWhenMultipleParametersProvided(): void
+    {
+        $this->expectException(\InvalidArgumentException::class);
+        $this->expectExceptionMessage('Only one of provider, values, or enum can be set');
+        new CompletionProvider(
+            provider: CompletionProviderFixture::class,
+            values: ['test']
+        );
+    }
+
+    public function testThrowsExceptionWhenAllParametersProvided(): void
+    {
+        $this->expectException(\InvalidArgumentException::class);
+        $this->expectExceptionMessage('Only one of provider, values, or enum can be set');
+        new CompletionProvider(
+            provider: CompletionProviderFixture::class,
+            values: ['test'],
+            enum: StatusEnum::class
+        );
+    }
+}