Merge pull request #58 from Art4/57-bugfix-parsing-relationship-links

Fix #57 bugfix parsing relationship links

Author: Art4

src/V1/RelationshipLink.php

@@ -60,11 +60,11 @@ protected function parse($object)
         $links = get_object_vars($object);
 
         if (array_key_exists('self', $links)) {
-            if (! is_string($links['self'])) {
-                throw new ValidationException('property "self" has to be a string, "' . gettype($links['self']) . '" given.');
+            if (! is_string($links['self']) and ! is_object($links['self'])) {
+                throw new ValidationException('property "self" has to be a string or object, "' . gettype($links['self']) . '" given.');
             }
 
-            $this->set('self', strval($links['self']));
+            $this->setLink('self', $links['self']);
 
             unset($links['self']);
         }

tests/Integration/ParsingTest.php

@@ -665,4 +665,19 @@ public function testParseIdAsInteger()
         // Test full array
         $this->assertEquals(json_decode($string, true), $document->asArray(true));
     }
+
+    /**
+     * @test
+     */
+    public function testParseLinksInRelationshipsCorrectly()
+    {
+        $string = $this->getJsonString('17_relationship_links.json');
+        $document = Helper::parseResponseBody($string);
+
+        $this->assertInstanceOf('Art4\JsonApiClient\Document', $document);
+        $this->assertSame(['data'], $document->getKeys());
+
+        // Test full array
+        $this->assertEquals(json_decode($string, true), $document->asArray(true));
+    }
 }

tests/Unit/RelationshipLinkTest.php

@@ -311,12 +311,12 @@ public function testCreateWithoutSelfAndRelatedPropertiesThrowsException()
      *
      * @param mixed $input
      */
-    public function testSelfMustBeAString($input)
+    public function testSelfMustBeAStringOrObject($input)
     {
         $link = new RelationshipLink($this->manager, $this->relationship);
 
         // Input must be a string
-        if (gettype($input) === 'string') {
+        if (gettype($input) === 'string' or gettype($input) === 'object') {
             $this->assertInstanceOf('Art4\JsonApiClient\RelationshipLink', $link);
 
             return;
@@ -327,7 +327,7 @@ public function testSelfMustBeAString($input)
 
         $this->setExpectedException(
             'Art4\JsonApiClient\Exception\ValidationException',
-            'property "self" has to be a string, "' . gettype($input) . '" given.'
+            'property "self" has to be a string or object, "' . gettype($input) . '" given.'
         );
 
         $link->parse($object);

tests/Unit/V1/RelationshipLinkTest.php

@@ -264,20 +264,20 @@ public function testCreateWithoutSelfAndRelatedPropertiesThrowsException()
     }
 
     /**
-     * @dataProvider jsonValuesProviderWithoutString
+     * @dataProvider jsonValuesProviderWithoutObjectAndString
      *
      * self: a link for the relationship itself (a "relationship link").
      *
      * @param mixed $input
      */
-    public function testSelfMustBeAString($input)
+    public function testSelfMustBeAStringOrObject($input)
     {
         $object = new \stdClass();
         $object->self = $input;
 
         $this->expectException(ValidationException::class);
         $this->expectExceptionMessage(
-            'property "self" has to be a string, "' . gettype($input) . '" given.'
+            'property "self" has to be a string or object, "' . gettype($input) . '" given.'
         );
 
         $link = new RelationshipLink($object, $this->manager, $this->relationship);

tests/files/17_relationship_links.json

@@ -0,0 +1,27 @@
+{
+  "data": [
+    {
+      "type": "articles",
+      "id": "1",
+      "attributes": {
+        "title": "JSON API paints my bikeshed!"
+      },
+      "relationships": {
+        "vid": {
+          "data": {
+            "type": "taxonomy_vocabulary--taxonomy_vocabulary",
+            "id": "e0b18172-b9fa-4a2f-88c0-ed19dca65a1b"
+          },
+          "links": {
+            "self": {
+              "href": "*/jsonapi/taxonomy_term/district/3fa7e3cd-ce96-4be7-abac-7203bf8a9f4f/relationships/vid"
+            },
+            "related": {
+              "href": "*/jsonapi/taxonomy_term/district/3fa7e3cd-ce96-4be7-abac-7203bf8a9f4f/vid"
+            }
+          }
+        }
+      }
+    }
+  ]
+}