<?php

if ( is_multisite() ) :

	/**
	 * Tests specific to `upload_is_user_over_quota()` in multisite.
	 *
	 * These tests filter `get_space_allowed` and `pre_get_space_used` in
	 * most cases as those are tested elsewhere.
	 *
	 * @group multisite
	 */
	class Tests_Multisite_UploadIsUserOverQuota extends WP_UnitTestCase {

		public function set_up() {
			parent::set_up();
			update_site_option( 'upload_space_check_disabled', false );
		}

		public function test_upload_is_user_over_quota_allowed_0_used_5() {
			add_filter( 'get_space_allowed', '__return_zero' );
			add_filter( 'pre_get_space_used', array( $this, '_filter_space_5' ) );
			$result = upload_is_user_over_quota( false );
			remove_filter( 'get_space_allowed', '__return_zero' );
			remove_filter( 'pre_get_space_used', array( $this, '_filter_space_5' ) );

			$this->assertTrue( $result );
		}

		public function test_upload_is_user_over_quota_allowed_0_used_0() {
			add_filter( 'get_space_allowed', '__return_zero' );
			add_filter( 'pre_get_space_used', '__return_zero' );
			$result = upload_is_user_over_quota( false );
			remove_filter( 'get_space_allowed', '__return_zero' );
			remove_filter( 'pre_get_space_used', '__return_zero' );

			$this->assertFalse( $result );
		}

		public function test_upload_is_user_over_quota_allowed_0_used_100() {
			add_filter( 'get_space_allowed', '__return_zero' );
			add_filter( 'pre_get_space_used', array( $this, '_filter_space_100' ) );
			$result = upload_is_user_over_quota( false );
			remove_filter( 'get_space_allowed', '__return_zero' );
			remove_filter( 'pre_get_space_used', array( $this, '_filter_space_100' ) );

			$this->assertTrue( $result );
		}

		public function test_upload_is_user_over_quota_allowed_100_used_0() {
			add_filter( 'get_space_allowed', array( $this, '_filter_space_100' ) );
			add_filter( 'pre_get_space_used', '__return_zero' );
			$result = upload_is_user_over_quota( false );
			remove_filter( 'get_space_allowed', array( $this, '_filter_space_100' ) );
			remove_filter( 'pre_get_space_used', '__return_zero' );

			$this->assertFalse( $result );
		}

		public function test_upload_is_user_over_quota_allowed_100_used_100() {
			add_filter( 'get_space_allowed', array( $this, '_filter_space_100' ) );
			add_filter( 'pre_get_space_used', array( $this, '_filter_space_100' ) );
			$result = upload_is_user_over_quota( false );
			remove_filter( 'get_space_allowed', array( $this, '_filter_space_100' ) );
			remove_filter( 'pre_get_space_used', array( $this, '_filter_space_100' ) );

			$this->assertFalse( $result );
		}

		public function test_upload_is_user_over_quota_allowed_100_used_200() {
			add_filter( 'get_space_allowed', array( $this, '_filter_space_100' ) );
			add_filter( 'pre_get_space_used', array( $this, '_filter_space_200' ) );
			$result = upload_is_user_over_quota( false );
			remove_filter( 'get_space_allowed', array( $this, '_filter_space_100' ) );
			remove_filter( 'pre_get_space_used', array( $this, '_filter_space_200' ) );

			$this->assertTrue( $result );
		}

		public function test_upload_is_user_over_quota_allowed_negative_used_100() {
			add_filter( 'get_space_allowed', array( $this, '_filter_space_negative' ) );
			add_filter( 'pre_get_space_used', array( $this, '_filter_space_100' ) );
			$result = upload_is_user_over_quota( false );
			remove_filter( 'get_space_allowed', array( $this, '_filter_space_negative' ) );
			remove_filter( 'pre_get_space_used', array( $this, '_filter_space_100' ) );

			$this->assertTrue( $result );
		}

		/**
		 * When the upload space check is disabled, using more than the available
		 * quota is allowed.
		 */
		public function test_upload_is_user_over_check_disabled() {
			update_site_option( 'upload_space_check_disabled', true );

			add_filter( 'get_space_allowed', array( $this, '_filter_space_100' ) );
			add_filter( 'pre_get_space_used', array( $this, '_filter_space_200' ) );
			$result = upload_is_user_over_quota( false );
			remove_filter( 'get_space_allowed', array( $this, '_filter_space_100' ) );
			remove_filter( 'pre_get_space_used', array( $this, '_filter_space_200' ) );

			$this->assertFalse( $result );
		}

		public function _filter_space_5() {
			return 5;
		}

		public function _filter_space_100() {
			return 100;
		}

		public function _filter_space_200() {
			return 200;
		}

		public function _filter_space_negative() {
			return -1;
		}
	}

endif;
