From 8bb07895328a2b64e8862482d31ae8ea6ab260c6 Mon Sep 17 00:00:00 2001
From: Maarten Paauw <maartenpaauw@gmail.com>
Date: Fri, 20 Sep 2024 15:30:54 +0200
Subject: [PATCH] feat: add dissatisfies method to has specifications trait

---
 src/HasSpecifications.php       | 8 ++++++++
 tests/HasSpecificationsTest.php | 3 +++
 2 files changed, 11 insertions(+)

diff --git a/src/HasSpecifications.php b/src/HasSpecifications.php
index bea253e..3023f30 100644
--- a/src/HasSpecifications.php
+++ b/src/HasSpecifications.php
@@ -14,6 +14,14 @@ public function satisfies(Specification $specification): bool
         return $specification->isSatisfiedBy($this);
     }
 
+    /**
+     * @param Specification<self> $specification
+     */
+    public function dissatisfies(Specification $specification): bool
+    {
+        return (new NotSpecification($specification))->isSatisfiedBy($this);
+    }
+
     /**
      * @deprecated use `satisfies()` instead
      *
diff --git a/tests/HasSpecificationsTest.php b/tests/HasSpecificationsTest.php
index a330fd7..5e1c0cf 100644
--- a/tests/HasSpecificationsTest.php
+++ b/tests/HasSpecificationsTest.php
@@ -23,5 +23,8 @@ public function test_it_should_pass_the_candidate_to_the_specification(): void
         // Act + Assert
         $this->assertTrue($candidate->satisfies(new PositiveSpecification()));
         $this->assertFalse($candidate->satisfies(new NegativeSpecification()));
+
+        $this->assertFalse($candidate->dissatisfies(new PositiveSpecification()));
+        $this->assertTrue($candidate->dissatisfies(new NegativeSpecification()));
     }
 }