From b96e4ec46d65d3860e31d1f353387bd4edabef3d Mon Sep 17 00:00:00 2001
From: Sean <sean@intercom.io>
Date: Thu, 10 May 2018 17:26:22 +0100
Subject: [PATCH] Implement comparison operator for ApiModel

---
 lib/requisite/api_model.rb       |  4 ++++
 test/requisite/api_model_test.rb | 24 ++++++++++++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/lib/requisite/api_model.rb b/lib/requisite/api_model.rb
index c77a9c7..4f0c483 100644
--- a/lib/requisite/api_model.rb
+++ b/lib/requisite/api_model.rb
@@ -46,6 +46,10 @@ def to_json(show_nil: false)
       to_hash(show_nil: show_nil).to_json
     end
 
+    def ==(other)
+      other.class == self.class && other.to_hash == self.to_hash
+    end
+
     private
 
     def parse_typed_hash(name, hash)
diff --git a/test/requisite/api_model_test.rb b/test/requisite/api_model_test.rb
index 7eaf906..0026beb 100644
--- a/test/requisite/api_model_test.rb
+++ b/test/requisite/api_model_test.rb
@@ -187,6 +187,30 @@ def response.b; 2; end
       response.to_hash.must_equal(:num => 12)
     end
 
+    describe '#==' do
+      let(:response_1) do
+        DummyApiModel.serialized_attributes { attribute :a }
+        DummyApiModel.new(a: 'A')
+      end
+
+      it 'is true with the same object' do
+        response_2 = response_1
+        assert_equal response_1, response_2
+      end
+
+      it 'is true with an equal object' do
+        DummyApiModel.serialized_attributes { attribute :a }
+        response_2 = DummyApiModel.new(a: 'A')
+        assert_equal response_1, response_2
+      end
+
+      it 'is false with an unequal object' do
+        DummyApiModel.serialized_attributes { attribute :a }
+        response_2 = DummyApiModel.new(a: 'B')
+        refute_equal response_1, response_2
+      end
+    end
+
     describe 'with nested structures' do
 
       describe 'with typed arrays' do