Add ClassHydrator::hydrateObject() method

woohoolabs · Dec 24, 2017 · 2cead1a · 2cead1a
1 parent b229c9d
commit 2cead1a
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Showing 2 changed files with 88 additions and 1 deletion.
diff --git a/src/JsonApi/Hydrator/ClassHydrator.php b/src/JsonApi/Hydrator/ClassHydrator.php
@@ -25,6 +25,19 @@ public function hydrate(Document $document)
         return $this->hydratePrimaryResources($document);
     }
 
+    public function hydrateObject(Document $document): stdClass
+    {
+        if ($document->isSingleResourceDocument() === false) {
+            return new stdClass();
+        }
+
+        if ($document->hasAnyPrimaryResources() === false) {
+            return new stdClass();
+        }
+
+        return $this->hydratePrimaryResource($document);
+    }
+
     public function hydrateCollection(Document $document): iterable
     {
         if ($document->hasAnyPrimaryResources() === false) {

diff --git a/tests/JsonApi/Hydrator/ClassHydratorTest.php b/tests/JsonApi/Hydrator/ClassHydratorTest.php
@@ -4,6 +4,7 @@
 namespace WoohooLabs\Yang\Tests\JsonApi\Hydrator;
 
 use PHPUnit\Framework\TestCase;
+use stdClass;
 use WoohooLabs\Yang\JsonApi\Hydrator\ClassHydrator;
 use WoohooLabs\Yang\JsonApi\Schema\Document;
 
@@ -366,7 +367,80 @@ public function hydrateObjectWithRecursiveRelationships()
     /**
      * @test
      */
-    public function hydrateEmptyCollection()
+    public function hydrateObjectWhenCollectionEmpty()
+    {
+        $document = [
+            "data" => [],
+        ];
+
+        $document = Document::createFromArray($document);
+        $hydrator = new ClassHydrator();
+        $object = $hydrator->hydrateObject($document);
+
+        $this->assertEquals(new stdClass(), $object);
+    }
+
+    /**
+     * @test
+     */
+    public function hydrateObjectWhenCollection()
+    {
+        $document = [
+            "data" => [
+                [
+                    "type" => "a",
+                    "id" => "1",
+                ],
+            ],
+        ];
+
+        $document = Document::createFromArray($document);
+        $hydrator = new ClassHydrator();
+        $object = $hydrator->hydrateObject($document);
+
+        $this->assertEquals(new stdClass(), $object);
+    }
+
+    /**
+     * @test
+     */
+    public function hydrateObjectWhenSingleResourceEmpty()
+    {
+        $document = [
+            "data" => null,
+        ];
+
+        $document = Document::createFromArray($document);
+        $hydrator = new ClassHydrator();
+        $object = $hydrator->hydrateObject($document);
+
+        $this->assertEquals(new stdClass(), $object);
+    }
+
+    /**
+     * @test
+     */
+    public function hydrateObjectWhenSingleResource()
+    {
+        $document = [
+            "data" => [
+                "type" => "a",
+                "id" => "1",
+            ],
+        ];
+
+        $document = Document::createFromArray($document);
+        $hydrator = new ClassHydrator();
+        $object = $hydrator->hydrateObject($document);
+
+        $this->assertEquals("a", $object->type);
+        $this->assertEquals("1", $object->id);
+    }
+
+    /**
+     * @test
+     */
+    public function hydrateCollectionWhenEmpty()
     {
         $document = [
             "data" => [],