fix: bug that can't verify method invoked when creating mock without method name

PHPUnit\Framework\MockObject\MethodCannotBeConfiguredException: Trying to configure method "xxx" which cannot be configured because it does not exist, has not been specified, is final, or is static

Author: kenjis

src/TestDouble.php

@@ -67,7 +67,11 @@ public function getDouble(
             }
         }
 
-        $mock = $mockBuilder->onlyMethods($methods)->getMock();
+        if ($methods === []) {
+            $mock = $mockBuilder->getMock();
+        } else {
+            $mock = $mockBuilder->onlyMethods($methods)->getMock();
+        }
 
         foreach ($onConsecutiveCalls as $method => $returns) {
             $mock->expects($this->any())->method($method)

tests/Fake/Email.php

@@ -10,4 +10,8 @@ public function to(string $to): Email
     {
         return $this;
     }
+
+    public function batch_bcc_send(): void
+    {
+    }
 }

tests/TestDoubleTest.php

@@ -168,4 +168,12 @@ public function test_verifyNeverInvoked(): void
 
         $this->verifyNeverInvoked($mock, 'method');
     }
+
+    public function test_create_mock_with_no_params_and_verifyInvokedOnce(): void
+    {
+        $mock = $this->getDouble(Email::class, []);
+        $this->verifyInvokedOnce($mock, 'batch_bcc_send');
+
+        $mock->batch_bcc_send();
+    }
 }