add first unit tests for class inbox

includes/rest/class-inbox.php

@@ -431,7 +431,11 @@ class Inbox {
 	 *
 	 * @return array Comment data suitable for creating a comment.
 	 */
-	private static function convert_object_to_comment_data( $object ) {
+	public static function convert_object_to_comment_data( $object ) {
+        	if ( ! isset( $object['object'] ) ) {
+			return false;
+                }
+                
 		// check if Activity is public or not
 		if ( ! self::is_activity_public( $object ) ) {
 			// @todo maybe send email

tests/test-class-inbox.php

@@ -0,0 +1,69 @@
+<?php
+class Test_Inbox extends WP_UnitTestCase {
+
+	var $post_permalink;
+        var $user_url;
+
+	public function setUp(): void {
+        	$authordata = \get_userdata( 1 );
+                $this->user_url = $authordata->user_url;
+
+		$post = \wp_insert_post(
+			array(
+				'post_author' => 1,
+				'post_content' => 'test',
+			)
+		);
+        	$this->post_permalink = \get_permalink( $post );
+
+		\add_filter( 'pre_get_remote_metadata_by_actor', array( '\Test_Inbox', 'get_remote_metadata_by_actor' ), 10, 2);
+	}
+
+	public function get_remote_metadata_by_actor( $value, $actor ) {
+        	return array(
+                	"name" => "Example User",
+                        "icon" => array(
+                        	"url" => "https://example.com/icon",
+                        ),
+                );
+        }
+
+	public function test_convert_object_to_comment_data_basic() {
+        	$inbox = new \Activitypub\Rest\Inbox();
+                $object = array(
+                	"actor" => $this->user_url,
+                	"to" => [ $this->user_url ],
+                        "cc" => [ "https://www.w3.org/ns/activitystreams#Public" ],
+                        "object" => array(
+                        	"id" => "123",
+                                "url" => "https://example.com/example",
+                                "inReplyTo" => $this->post_permalink,
+                                "content" => "example",
+                        ),
+                );
+                $converted = $inbox->convert_object_to_comment_data($object);
+
+        	$this->assertGreaterThan(1, $converted["comment_post_ID"]);
+                $this->assertEquals($converted["comment_author"], "Example User");
+                $this->assertEquals($converted["comment_author_url"], "http://example.org");
+                $this->assertEquals($converted["comment_content"], "example");
+                $this->assertEquals($converted["comment_type"], "");
+                $this->assertEquals($converted["comment_author_email"], "");
+                $this->assertEquals($converted["comment_parent"], 0);
+                $this->assertArrayHasKey("comment_meta", $converted);
+                $this->assertEquals($converted["comment_meta"]["source_id"], "http://123");
+                $this->assertEquals($converted["comment_meta"]["source_url"], "https://example.com/example");
+                $this->assertEquals($converted["comment_meta"]["avatar_url"], "https://example.com/icon");
+                $this->assertEquals($converted["comment_meta"]["protocol"], "activitypub");
+        }
+
+	public function test_convert_object_to_comment_data_non_public_rejected() {
+        	$inbox = new \Activitypub\Rest\Inbox();
+                $object = array(
+                	"to" => ["https://example.com/profile/test"],
+                        "cc" => [],
+                );
+                $converted = $inbox->convert_object_to_comment_data($object);
+        	$this->assertFalse($converted);
+        }
+}