Added dependency plugins

wordpress/wp-content/plugins/wp-graphql/tests/wpunit/DataConfigTest.php

@@ -0,0 +1,90 @@
+<?php
+
+use WPGraphQL\Data\Config;
+
+class DataConfigTest extends \Codeception\TestCase\WPTestCase {
+	public static function setUpBeforeClass() {
+		parent::setUpBeforeClass();
+
+		if ( ! defined( 'GRAPHQL_REQUEST' ) ) {
+			define( 'GRAPHQL_REQUEST', true );
+		}
+	}
+
+	/**
+	 * Create n posts, making sure that publish dates are offset by at least one
+	 * second. The posts can either simulate being published in the same order as
+	 * the post IDs (e.g., 1, 2, 3, ... 10) or out of order (e.g., 10, 9, ... 1).
+	 */
+	private function create_posts( $count, $operator, $offset_multiplier = 1 ) {
+		$iterable = array_keys( array_fill( 0, $count, null ) );
+
+		// Make sure starting timestamp is sufficiently in the past so that posts
+		// do not receive a post_status of "future".
+		$timestamp = time() - 1000;
+
+		$posts = array_map( function ( $offset ) use ( $timestamp, $offset_multiplier ) {
+			return $this->factory->post->create_and_get(
+				array(
+					'post_date' => date( 'Y-m-d H:i:s', $timestamp + ( $offset * $offset_multiplier ) ),
+				)
+			);
+		}, $iterable );
+
+		// Sort posts either ASC (">") or DESC ("<") by post_date.
+		usort( $posts, function ( $one, $two ) use ( $operator ) {
+			if ( '<' === $operator ) {
+				return strcmp( $two->post_date, $one->post_date );
+			}
+
+			return strcmp( $one->post_date, $two->post_date );
+		} );
+
+		return $posts;
+	}
+
+	/**
+	 * Data provider for testGraphqlWpQueryCursorPaginationSupportMethod
+	 */
+	public function get_create_posts_args() {
+		return array(
+			array( '<', 1 ),
+			array( '<', -1 ),
+			array( '>', 1 ),
+			array( '>', -1 ),
+		);
+	}
+
+	/**
+	 * Tests WP_Query pagination support.
+	 *
+	 * @dataProvider get_create_posts_args
+	 */
+	public function testGraphqlWpQueryCursorPaginationSupportMethod( $operator, $offset_multiplier ) {
+		$posts = $this->create_posts( 15, $operator, $offset_multiplier );
+
+		// Simulate a GraphQL request for:
+		// posts(
+		//   after: '[id of tenth post]',
+		//   first: 10
+		// )
+		$query = new WP_Query(
+			array(
+				'graphql_cursor_offset' => $posts[9]->ID,
+				'graphql_cursor_compare' => $operator,
+				'order' => '<' === $operator ? 'DESC' : 'ASC',
+				'orderby' => 'date',
+				'posts_per_page' => 11,
+			)
+		);
+
+		$this->assertTrue( $query->have_posts() );
+		$this->assertEquals( 5, count( $query->posts ) );
+
+		// Make sure each of the returned posts matches the expected "second page"
+		// of the posts we created (indexes 10-14).
+		foreach ( $query->posts as $index => $post ) {
+			$this->assertEquals( $posts[ $index + 10 ]->ID, $post->ID );
+		}
+	}
+}