tests: for snake case morph relation name

Author: willtj

tests/RelationsTest.php

@@ -370,21 +370,21 @@ public function testMorph(): void
         $this->assertEquals($photo->id, $client->photo->id);
 
         $photo = Photo::first();
-        $this->assertEquals($photo->imageable->name, $user->name);
+        $this->assertEquals($photo->hasImage->name, $user->name);
 
         $user = User::with('photos')->find($user->_id);
         $relations = $user->getRelations();
         $this->assertArrayHasKey('photos', $relations);
         $this->assertEquals(1, $relations['photos']->count());
 
-        $photos = Photo::with('imageable')->get();
+        $photos = Photo::with('hasImage')->get();
         $relations = $photos[0]->getRelations();
-        $this->assertArrayHasKey('imageable', $relations);
-        $this->assertInstanceOf(User::class, $photos[0]->imageable);
+        $this->assertArrayHasKey('hasImage', $relations);
+        $this->assertInstanceOf(User::class, $photos[0]->hasImage);
 
         $relations = $photos[1]->getRelations();
-        $this->assertArrayHasKey('imageable', $relations);
-        $this->assertInstanceOf(Client::class, $photos[1]->imageable);
+        $this->assertArrayHasKey('hasImage', $relations);
+        $this->assertInstanceOf(Client::class, $photos[1]->hasImage);
     }
 
     public function testHasManyHas(): void

tests/models/Client.php

@@ -20,7 +20,7 @@ public function users(): BelongsToMany
 
     public function photo(): MorphOne
     {
-        return $this->morphOne('Photo', 'imageable');
+        return $this->morphOne('Photo', 'has_image');
     }
 
     public function addresses(): HasMany

tests/models/Photo.php

@@ -11,7 +11,7 @@ class Photo extends Eloquent
     protected $collection = 'photos';
     protected static $unguarded = true;
 
-    public function imageable(): MorphTo
+    public function hasImage(): MorphTo
     {
         return $this->morphTo();
     }

tests/models/User.php

@@ -73,7 +73,7 @@ public function groups()
 
     public function photos()
     {
-        return $this->morphMany('Photo', 'imageable');
+        return $this->morphMany('Photo', 'has_image');
     }
 
     public function addresses()