From fbff8a4239a2868180b846a98519da5cc9caf01f Mon Sep 17 00:00:00 2001
From: Walther Lalk <83255+dakota@users.noreply.github.com>
Date: Wed, 29 Jul 2020 15:13:13 +0200
Subject: [PATCH] Allows accessing public properties (#22)

* Allows accessing public properties

This allows accessing public properties of the underlying `Lampager\PaginationResult` object (For example, `hasNext`, `nextCursor`, etc.)

* Add typehint

* Add test for public properties

Co-authored-by: Walther Lalk <dakota@users.noreply.github.com>
---
 src/PaginationResult.php                | 20 ++++++++++++++++++++
 tests/TestCase/PaginationResultTest.php | 17 +++++++++++++++++
 2 files changed, 37 insertions(+)

diff --git a/src/PaginationResult.php b/src/PaginationResult.php
index 08d14ad..cdeaff0 100644
--- a/src/PaginationResult.php
+++ b/src/PaginationResult.php
@@ -143,6 +143,26 @@ protected function getIterator(): Iterator
         return $iterator;
     }
 
+    /**
+     * @param string $name The name of the parameter to fetch
+     *
+     * @return mixed
+     */
+    public function __get(string $name)
+    {
+        if (property_exists($this->result, $name)) {
+            return $this->result->{$name};
+        }
+
+        $trace = debug_backtrace();
+        trigger_error(
+            'Undefined property via __get(): ' . $name . ' in ' . $trace[0]['file'] . ' on line ' . $trace[0]['line'],
+            E_USER_NOTICE
+        );
+
+        return null;
+    }    
+    
     /**
      * Returns an array that can be used to describe the internal state of this
      * object.
diff --git a/tests/TestCase/PaginationResultTest.php b/tests/TestCase/PaginationResultTest.php
index 99eeca5..4c2c6d4 100644
--- a/tests/TestCase/PaginationResultTest.php
+++ b/tests/TestCase/PaginationResultTest.php
@@ -191,6 +191,23 @@ public function testDebugInfo(array $entities, $records, array $meta): void
         ], $actual);
     }
 
+    /**
+     * @param Entity[] $entities
+     * @param Entity[]|Traversable<Entity> $records
+     * @param mixed[] $meta
+     * @dataProvider arrayProvider
+     * @dataProvider iteratorAggregateProvider
+     */
+    public function testPublicProperties(array $entities, $records, array $meta): void
+    {
+        $paginationResult = new PaginationResult($records, $meta);
+
+        $this->assertEquals($meta['hasPrevious'], $paginationResult->hasPrevious);
+        $this->assertEquals($meta['previousCursor'], $paginationResult->previousCursor);
+        $this->assertEquals($meta['hasNext'], $paginationResult->hasNext);
+        $this->assertEquals($meta['nextCursor'], $paginationResult->nextCursor);
+    }
+
     public function arrayProvider(): Generator
     {
         yield 'Array iteration' => [