add additional tests

plank · Apr 29, 2024 · 4e405c5 · 4e405c5
1 parent 34c2668
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Showing 8 changed files with 461 additions and 84 deletions.
diff --git a/docs/source/handling_meta.rst b/docs/source/handling_meta.rst
@@ -149,7 +149,18 @@ You can enforce that any meta attached to a particular key is always of a partic
             'children' => 'collection:\App\ExampleMetable',
         ];
 
-        //...
+        // equivalent to:
+        protected function metaCasts(): array
+        {
+            return [
+                'optin' => 'boolean',
+                'age' => 'integer',
+                'secret' => 'encrypted:string',
+                'parent' => ExampleMetable::class,
+                'children' => 'collection:\App\ExampleMetable',
+            ];
+        }
+
     }
 
 All `cast types supported by Eloquent<https://laravel.com/docs/11.x/eloquent-mutators#attribute-casting>`_ are supported, with the following modifications:

diff --git a/src/Metable.php b/src/Metable.php
@@ -844,58 +844,22 @@ protected function castMetaValueIfNeeded(string $key, mixed $value): mixed
     protected function castMetaValue(string $key, mixed $value, string $cast): mixed
     {
         if ($cast == 'array' || $cast == 'object') {
-            $assoc = $cast == 'array';
-            if (is_string($value)) {
-                $value = json_decode($value, $assoc, 512, JSON_THROW_ON_ERROR);
-            }
-            return json_decode(
-                json_encode($value, JSON_THROW_ON_ERROR),
-                $assoc,
-                512,
-                JSON_THROW_ON_ERROR
-            );
+            return $this->castMetaToJson($cast, $value);
         }
 
         if ($cast == 'hashed') {
             return $this->castAttributeAsHashedString($key, $value);
         }
 
         if ($cast == 'collection' || str_starts_with($cast, 'collection:')) {
-            if ($value instanceof \Illuminate\Support\Collection) {
-                $collection = $value;
-            } elseif ($value instanceof Model) {
-                $collection = $value->newCollection([$value]);
-            } else {
-                $collection = collect($value);
-            }
-
-            if (str_starts_with($cast, 'collection:')) {
-                $class = substr($cast, 11);
-                $collection->each(function ($item) use ($class): void {
-                    if (!$item instanceof $class) {
-                        throw CastException::invalidClassCast($class, $item);
-                    }
-                });
-            }
-
-            return $collection;
+            return $this->castMetaToCollection($cast, $value);
         }
 
         if (class_exists($cast)
             && !is_a($cast, Castable::class, true)
             && $cast != 'datetime'
         ) {
-            if ($value instanceof $cast) {
-                return $value;
-            }
-
-            if (is_a($cast, Model::class, true)
-                && (is_string($value) || is_int($value))
-            ) {
-                return $cast::find($value);
-            }
-
-            throw CastException::invalidClassCast($cast, $value);
+            return $this->castMetaToClass($value, $cast);
         }
 
         // leverage Eloquent built-in casting functionality
@@ -1005,4 +969,83 @@ abstract public function load($relations);
     abstract public function relationLoaded($key);
 
     abstract protected function castAttributeAsHashedString($key, $value);
+
+    /**
+     * @param mixed $value
+     * @param string $cast
+     * @return Collection|\Illuminate\Support\Collection
+     */
+    protected function castMetaToCollection(string $cast, mixed $value): \Illuminate\Support\Collection
+    {
+        if ($value instanceof \Illuminate\Support\Collection) {
+            $collection = $value;
+        } elseif ($value instanceof Model) {
+            $collection = $value->newCollection([$value]);
+        } elseif (is_iterable($value)) {
+            $isEloquentModels = true;
+            $notEmpty = false;
+
+            foreach ($value as $item) {
+                $notEmpty = true;
+                if (!$item instanceof Model) {
+                    $isEloquentModels = false;
+                    break;
+                }
+            }
+            $collection = $isEloquentModels && $notEmpty
+                ? $value[0]->newCollection($value)
+                : collect($value);
+        }
+
+        if (str_starts_with($cast, 'collection:')) {
+            $class = substr($cast, 11);
+            $collection->each(function ($item) use ($class): void {
+                if (!$item instanceof $class) {
+                    throw CastException::invalidClassCast($class, $item);
+                }
+            });
+        }
+
+        return $collection;
+    }
+
+    /**
+     * @param string $cast
+     * @param mixed $value
+     * @return mixed
+     * @throws \JsonException
+     */
+    protected function castMetaToJson(string $cast, mixed $value): mixed
+    {
+        $assoc = $cast == 'array';
+        if (is_string($value)) {
+            $value = json_decode($value, $assoc, 512, JSON_THROW_ON_ERROR);
+        }
+        return json_decode(
+            json_encode($value, JSON_THROW_ON_ERROR),
+            $assoc,
+            512,
+            JSON_THROW_ON_ERROR
+        );
+    }
+
+    /**
+     * @param mixed $value
+     * @param string $cast
+     * @return mixed
+     */
+    protected function castMetaToClass(mixed $value, string $cast): mixed
+    {
+        if ($value instanceof $cast) {
+            return $value;
+        }
+
+        if (is_a($cast, Model::class, true)
+            && (is_string($value) || is_int($value))
+        ) {
+            return $cast::findOrFail($value);
+        }
+
+        throw CastException::invalidClassCast($cast, $value);
+    }
 }
diff --git a/src/MetableAttributes.php b/src/MetableAttributes.php
@@ -52,7 +52,7 @@ public function offsetExists($key): bool
             return $this->hasMeta($this->metaAttributeToKey($key));
         }
 
-        return parent::isset($key);
+        return parent::offsetExists($key);
     }
 
     public function offsetUnset($key): void

diff --git a/tests/Integration/DataType/EnumHandlerTest.php b/tests/Integration/DataType/EnumHandlerTest.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace Plank\Metable\Tests\Integration\DataType;
+
+use Plank\Metable\DataType\BackedEnumHandler;
+use Plank\Metable\DataType\PureEnumHandler;
+use Plank\Metable\Tests\TestCase;
+
+class EnumHandlerTest extends TestCase
+{
+    public function test_back_enum_handles_unknown_class()
+    {
+        $handler = new BackedEnumHandler();
+        $this->assertNull($handler->unserializeValue('baz#value'));
+    }
+
+    public function test_back_enum_handles_non_enum()
+    {
+        $handler = new BackedEnumHandler();
+        $this->assertNull($handler->unserializeValue('stdClass#value'));
+    }
+
+    public function test_pure_enum_handles_unknown_class()
+    {
+        $handler = new PureEnumHandler();
+        $this->assertNull($handler->unserializeValue('baz#value'));
+    }
+
+    public function test_pure_enum_handles_non_enum()
+    {
+        $handler = new PureEnumHandler();
+        $this->assertNull($handler->unserializeValue('stdClass#value'));
+    }
+}
diff --git a/tests/Integration/MetaTest.php b/tests/Integration/MetaTest.php
@@ -86,6 +86,13 @@ public function test_it_can_encrypt_its_value(): void
         $this->assertEquals($hmac, $meta->hmac);
         $this->assertEquals('encrypted:string', $meta->type);
         $this->assertNull($meta->numeric_value);
+
+
+        $rawValue = $meta->getRawValue();
+        // should not re-encrypt
+        $meta->encrypt();
+        $this->assertEquals($rawValue, $meta->getRawValue());
+        $this->assertEquals('encrypted:string', $meta->type);
     }
 
     private function makeMeta(array $attributes = []): Meta

diff --git a/tests/Integration/MetableAttributesTest.php b/tests/Integration/MetableAttributesTest.php
@@ -52,6 +52,11 @@ public function test_it_doesnt_overwrite_existing_attributes()
 
         $model->setAttribute('meta_attribute', 'baz');
         $this->assertFalse($model->hasMeta('attribute'));
+
+        $model->meta_attribute = 'qux';
+        $this->assertTrue($model->offsetExists('meta_attribute'));
+        $model->offsetUnset('meta_attribute');
+        $this->assertNull($model->meta_attribute);
     }
 
     public function test_it_converts_to_array()
@@ -72,21 +77,26 @@ public function test_it_converts_to_array()
 
         $model->makeHidden('meta_var2', 'created_at', 'updated_at', 'meta');
 
-        $array = $model->toArray();
         $this->assertEquals([
             'meta_attribute' => '',
             'id' => $model->getKey(),
             'meta_foo' => 'bar',
             'meta_var' => 'foo'
-        ], $array);
+        ], $model->toArray());
+
+        $model->includeMetaInArray = false;
+        $this->assertEquals([
+            'meta_attribute' => '',
+            'id' => $model->getKey(),
+        ], $model->toArray());
 
+        $model->includeMetaInArray = true;
         $model->makeMetaHidden();
 
-        $array = $model->toArray();
         $this->assertEquals([
             'meta_attribute' => '',
             'id' => $model->getKey(),
-        ], $array);
+        ], $model->toArray());
     }
 
     private function createMetable(array $attributes = []): SampleMetable