新增 单元测试

Author: ChinaMoli

tests/ContainerTest.php

@@ -2,6 +2,9 @@
 
 namespace think\tests;
 
+use Closure;
+use Exception;
+use InvalidArgumentException;
 use PHPUnit\Framework\TestCase;
 use ReflectionMethod;
 use stdClass;
@@ -55,6 +58,24 @@ public function __construct(Container $container)
     }
 }
 
+class WithDefaultValues
+{
+    public $container;
+
+    public function __construct(?Container $container = null)
+    {
+        $this->container = $container;
+    }
+
+    /**
+     * 有默认值且类存在，但无法注入
+     */
+    public static function classExistsButCannotBeInjected(?Closure $closure = null)
+    {
+        return $closure;
+    }
+}
+
 class ContainerTest extends TestCase
 {
     protected function tearDown(): void
@@ -316,12 +337,22 @@ public function testInvokeClassNotExists()
         $container->invokeClass('SomeClass');
     }
 
+    public function testInvokeWithDefaultValues()
+    {
+        $container = $this->resolveContainer();
+        $container->bind(Container::class, $container);
+
+        $class = $container->make(WithDefaultValues::class);
+        $this->assertSame($container, $class->container);
+
+        $this->assertSame(null, $container->invokeMethod(WithDefaultValues::class . '::classExistsButCannotBeInjected'));
+    }
+
     protected function resolveContainer()
     {
         $container = new Container();
 
         Container::setInstance($container);
         return $container;
     }
-
 }