From 565a0d7801086f05b105eecb182ab29727fbda08 Mon Sep 17 00:00:00 2001
From: Dmitriy Derepko <xepozz@list.ru>
Date: Mon, 4 Nov 2024 19:15:21 +0200
Subject: [PATCH] Discover all nested objects (#286)

---
 src/Dumper.php                                | 15 ++-
 .../Collector/ContainerInterfaceProxyTest.php |  3 +-
 tests/Unit/DumperTest.php                     | 97 +++++++++++++++++++
 3 files changed, 109 insertions(+), 6 deletions(-)

diff --git a/src/Dumper.php b/src/Dumper.php
index 59ab5d8d..0fdaee87 100644
--- a/src/Dumper.php
+++ b/src/Dumper.php
@@ -71,10 +71,12 @@ private function buildObjectsCache(mixed $variable, int $depth, int $level = 0):
                 return;
             }
             $this->objects[$objectDescription] = $variable;
-            if ($depth <= $level + 1) {
-                return;
-            }
             $variable = $this->getObjectProperties($variable);
+
+            foreach ($variable as $value) {
+                $this->buildObjectsCache($value, $depth, 0);
+            }
+            return;
         }
         if (is_array($variable)) {
             $nextLevel = $level + 1;
@@ -159,7 +161,12 @@ private function dumpNestedInternal(
                     break;
                 }
 
-                if ($objectCollapseLevel < $level && array_key_exists($objectDescription, $this->objects)) {
+                if (!array_key_exists($objectDescription, $this->objects)) {
+                    $output = 'object@' . $objectDescription;
+                    $this->objects[$objectDescription] = $variable;
+                    break;
+                }
+                if ($objectCollapseLevel < $level) {
                     $output = 'object@' . $objectDescription;
                     break;
                 }
diff --git a/tests/Unit/Collector/ContainerInterfaceProxyTest.php b/tests/Unit/Collector/ContainerInterfaceProxyTest.php
index c5b3a87c..a9a99799 100644
--- a/tests/Unit/Collector/ContainerInterfaceProxyTest.php
+++ b/tests/Unit/Collector/ContainerInterfaceProxyTest.php
@@ -158,9 +158,8 @@ public function testGetAndHasWithWrongId(): void
         $this->expectException(ContainerExceptionInterface::class);
         $this->expectExceptionMessage(
             sprintf(
-                'No definition or class found or resolvable for "%s" while building "%s".',
+                'No definition or class found or resolvable for "%s" while building it.',
                 CollectorInterface::class,
-                CollectorInterface::class
             )
         );
         $containerProxy->get(CollectorInterface::class);
diff --git a/tests/Unit/DumperTest.php b/tests/Unit/DumperTest.php
index 8ffcb277..85c81f25 100644
--- a/tests/Unit/DumperTest.php
+++ b/tests/Unit/DumperTest.php
@@ -19,6 +19,103 @@
 
 final class DumperTest extends TestCase
 {
+    public function testObjectExpanding(): void
+    {
+        $var = $this->createNested(10, [[[[[[[[['key' => 'end']]]]]]]]]);
+
+        $lvl1Id = spl_object_id($var);
+        $lvl2Id = spl_object_id($var->prop1);
+        $lvl3Id = spl_object_id($var->prop1->prop1);
+        $lvl4Id = spl_object_id($var->prop1->prop1->prop1);
+        $lvl5Id = spl_object_id($var->prop1->prop1->prop1->prop1);
+        $lvl6Id = spl_object_id($var->prop1->prop2->prop1->prop1->prop1);
+        $lvl7Id = spl_object_id($var->prop1->prop2->prop1->prop1->prop1->prop1);
+        $lvl8Id = spl_object_id($var->prop1->prop2->prop1->prop1->prop1->prop1->prop1);
+        $lvl9Id = spl_object_id($var->prop1->prop2->prop1->prop1->prop1->prop1->prop1->prop1);
+        $lvl10Id = spl_object_id($var->prop1->prop2->prop1->prop1->prop1->prop1->prop1->prop1->prop1);
+
+        $expectedResult = <<<JSON
+        {
+            "stdClass#$lvl1Id": {
+                "public \$id": "lvl1",
+                "public \$prop1": "object@stdClass#$lvl2Id",
+                "public \$prop2": "object@stdClass#$lvl2Id"
+            },
+            "stdClass#$lvl2Id": {
+                "public \$id": "lvl2",
+                "public \$prop1": "object@stdClass#$lvl3Id",
+                "public \$prop2": "object@stdClass#$lvl3Id"
+            },
+            "stdClass#$lvl3Id": {
+                "public \$id": "lvl3",
+                "public \$prop1": "object@stdClass#$lvl4Id",
+                "public \$prop2": "object@stdClass#$lvl4Id"
+            },
+            "stdClass#$lvl4Id": {
+                "public \$id": "lvl4",
+                "public \$prop1": "object@stdClass#$lvl5Id",
+                "public \$prop2": "object@stdClass#$lvl5Id"
+            },
+            "stdClass#$lvl5Id": {
+                "public \$id": "lvl5",
+                "public \$prop1": "object@stdClass#$lvl6Id",
+                "public \$prop2": "object@stdClass#$lvl6Id"
+            },
+            "stdClass#$lvl6Id": {
+                "public \$id": "lvl6",
+                "public \$prop1": "object@stdClass#$lvl7Id",
+                "public \$prop2": "object@stdClass#$lvl7Id"
+            },
+            "stdClass#$lvl7Id": {
+                "public \$id": "lvl7",
+                "public \$prop1": "object@stdClass#$lvl8Id",
+                "public \$prop2": "object@stdClass#$lvl8Id"
+            },
+            "stdClass#$lvl8Id": {
+                "public \$id": "lvl8",
+                "public \$prop1": "object@stdClass#$lvl9Id",
+                "public \$prop2": "object@stdClass#$lvl9Id"
+            },
+            "stdClass#$lvl9Id": {
+                "public \$id": "lvl9",
+                "public \$prop1": "object@stdClass#$lvl10Id",
+                "public \$prop2": "object@stdClass#$lvl10Id"
+            },
+            "stdClass#$lvl10Id": {
+                "public \$id": "lvl10",
+                "public \$loop": [
+                    [
+                        "array (1 item) [...]"
+                    ]
+                ],
+                "public \$head": "object@stdClass#$lvl1Id"
+            }
+        }
+        JSON;
+
+        $actualResult = Dumper::create($var)->asJsonObjectsMap(4, true);
+
+        $this->assertEquals($expectedResult, $actualResult);
+    }
+
+    private function createNested(int $depth, mixed $data): object
+    {
+        $head = $lvl = new stdClass();
+        $lvl->id = 'lvl1';
+
+        for ($i = 2; $i <= $depth; $i++) {
+            $nested = new stdClass();
+            $nested->id = 'lvl' . $i;
+            $lvl->prop1 = $nested;
+            $lvl->prop2 = $nested;
+            $lvl = $nested;
+        }
+        $lvl->loop = $data;
+        $lvl->head = $head;
+
+        return $head;
+    }
+
     /**
      * @dataProvider asJsonObjectMapDataProvider
      */