Merge pull request #111 from morrislaptop/aggregate-construct-ioc

Allow aggregate roots to have dependencies in constructor

src/AggregateRoot.php

@@ -29,7 +29,7 @@ abstract class AggregateRoot
      */
     public static function retrieve(string $uuid): self
     {
-        $aggregateRoot = (new static());
+        $aggregateRoot = resolve(static::class);
 
         $aggregateRoot->uuid = $uuid;
 

tests/AggregateRootTest.php

@@ -31,6 +31,18 @@ public function setUp(): void
         $this->aggregateUuid = FakeUuid::generate();
     }
 
+    /** @test */
+    public function aggregate_root_resolves_dependencies_from_the_container()
+    {
+        $this->app->bind(AccountAggregateRoot::class, function () {
+            return new AccountAggregateRoot(42);
+        });
+
+        $root = AccountAggregateRoot::retrieve($this->aggregateUuid);
+
+        $this->assertEquals(42, $root->dependency);
+    }
+
     /** @test */
     public function persisting_an_aggregate_root_will_persist_all_events_it_recorded()
     {

tests/TestClasses/AggregateRoots/AccountAggregateRoot.php

@@ -14,6 +14,13 @@ class AccountAggregateRoot extends AggregateRoot
 
     public int $aggregateVersionAfterReconstitution = 0;
 
+    public $dependency;
+
+    public function __construct($dependency = null)
+    {
+        $this->dependency = $dependency;
+    }
+
     public function addMoney(int $amount): self
     {
         $this->recordThat(new MoneyAdded($amount));