From 7f77f08123f5111330db32b959d5f198e4b6b351 Mon Sep 17 00:00:00 2001
From: AI-Mozi <bieniek.milosz0@gmail.com>
Date: Mon, 15 May 2023 14:37:29 +0200
Subject: [PATCH] Add specs for `Module#refinements` and
 `Refinement#refined_class`

---
 core/module/refinements_spec.rb       | 22 ++++++++++++++++++++++
 core/refinement/refined_class_spec.rb | 20 ++++++++++++++++++++
 2 files changed, 42 insertions(+)
 create mode 100644 core/module/refinements_spec.rb
 create mode 100644 core/refinement/refined_class_spec.rb

diff --git a/core/module/refinements_spec.rb b/core/module/refinements_spec.rb
new file mode 100644
index 000000000..15b69aa20
--- /dev/null
+++ b/core/module/refinements_spec.rb
@@ -0,0 +1,22 @@
+require_relative '../../spec_helper'
+
+describe "Module#refinements" do
+  ruby_version_is "3.2" do
+    it "returns list of classes redefined in module" do
+      refined_integer = nil
+      refined_string = nil
+
+      m = Module.new do
+        refine Integer do
+          refined_integer = self
+        end
+
+        refine String do
+          refined_string = self
+        end
+      end
+
+      m.refinements.should == [refined_integer, refined_string]
+    end
+  end
+end
diff --git a/core/refinement/refined_class_spec.rb b/core/refinement/refined_class_spec.rb
new file mode 100644
index 000000000..3682e7b6a
--- /dev/null
+++ b/core/refinement/refined_class_spec.rb
@@ -0,0 +1,20 @@
+require_relative '../../spec_helper'
+
+describe "Refinement#refined_class" do
+  ruby_version_is "3.2" do
+    it "returns the class refined by the receiver" do
+      r = Module.new do
+        refine Integer do
+          refined_integer = self
+        end
+
+        refine String do
+          refined_string = self
+        end
+      end.refinements
+
+      r[0].refined_class.should == Integer
+      r[1].refined_class.should == String
+    end
+  end
+end