Add Accept validator/test

.env.testing

@@ -53,3 +53,5 @@ MIX_PUSHER_APP_CLUSTER="${PUSHER_APP_CLUSTER}"
 MIX_APP_URL="${APP_URL}"
 MIX_API_BASE="${API_BASE}"
 MIX_API_SEARCH="${API_SEARCH}"
+
+TELESCOPE_ENABLED=false

app/Util/ActivityPub/Validator/Accept.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Util\ActivityPub\Validator;
+
+use Validator;
+use Illuminate\Validation\Rule;
+
+class Accept {
+
+	public static function validate($payload)
+	{
+		$valid = Validator::make($payload, [
+			'@context' => 'required',
+			'id' => 'required|string',
+			'type' => [
+				'required',
+				Rule::in(['Accept'])
+			],
+			'actor' => 'required|url|active_url',
+			'object' => 'required',
+			'object.id' => 'required|url|active_url',
+			'object.type' => [
+				'required',
+				Rule::in(['Follow'])
+			],
+			'object.actor' => 'required|url|active_url',
+			'object.object' => 'required|url|active_url|same:actor',
+		])->passes();
+
+		return $valid;
+	}
+}

tests/Unit/ActivityPub/AcceptVerbTest.php

@@ -0,0 +1,55 @@
+<?php
+
+namespace Tests\Unit;
+
+use Tests\TestCase;
+use Illuminate\Foundation\Testing\WithFaker;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use App\Util\ActivityPub\Validator\Accept;
+
+class AcceptVerbTest extends TestCase
+{
+	protected $validAccept;
+	protected $invalidAccept;
+
+	public function setUp()
+	{
+		parent::setUp();
+		$this->validAccept = [
+			'@context' => 'https://www.w3.org/ns/activitystreams',
+			'id' => 'https://example.org/og/b3e4a40b-0b26-4c5a-9079-094bd633fab7',
+			'type' => 'Accept',
+			'actor' => 'https://example.org/u/alice',
+			'object' => [
+				'id' => 'https://example.net/u/bob#follows/bb27f601-ddb9-4567-8f16-023d90605ca9',
+				'type' => 'Follow',
+				'actor' => 'https://example.net/u/bob',
+				'object' => 'https://example.org/u/alice'
+			]
+		];
+		$this->invalidAccept = [
+			'@context' => 'https://www.w3.org/ns/activitystreams',
+			'id' => 'https://example.org/og/b3e4a40b-0b26-4c5a-9079-094bd633fab7',
+			'type' => 'Accept2',
+			'actor' => 'https://example.org/u/alice',
+			'object' => [
+				'id' => 'https://example.net/u/bob#follows/bb27f601-ddb9-4567-8f16-023d90605ca9',
+				'type' => 'Follow',
+				'actor' => 'https://example.net/u/bob',
+				'object' => 'https://example.org/u/alice'
+			]
+		];
+	}
+
+	/** @test */
+	public function basic_accept()
+	{
+		$this->assertTrue(Accept::validate($this->validAccept));
+	}
+
+	/** @test */
+	public function invalid_accept()
+	{
+		$this->assertFalse(Accept::validate($this->invalidAccept));
+	}
+}