From 8009b3772319004d2ae67869f58dff49b9d4ecee Mon Sep 17 00:00:00 2001
From: Maikel Linke <maikel@email.org.au>
Date: Thu, 3 Nov 2022 13:01:02 +1100
Subject: [PATCH] Spec the AddressSerializer before changing it

---
 .../api/address_serializer_spec.rb            | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 spec/serializers/api/address_serializer_spec.rb

diff --git a/spec/serializers/api/address_serializer_spec.rb b/spec/serializers/api/address_serializer_spec.rb
new file mode 100644
index 0000000000..96ffa9fec7
--- /dev/null
+++ b/spec/serializers/api/address_serializer_spec.rb
@@ -0,0 +1,40 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Api::AddressSerializer do
+  subject(:serializer) { described_class.new(address) }
+  let(:address) { build(:address) }
+
+  describe "#country_name" do
+    it "provides the country's name" do
+      address.country.name = "Australia"
+      expect(serializer.country_name).to eq "Australia"
+    end
+  end
+
+  describe "#state_name" do
+    it "provides the state's abbreviation" do
+      address.state.abbr = "Vic"
+      expect(serializer.state_name).to eq "Vic"
+    end
+  end
+
+  describe "caching" do
+    it "updates with the record" do
+      expect {
+        address.update!(first_name: "Nick")
+      }.to change {
+        serializer.to_json
+      }
+    end
+
+    it "updates even when database wasn't changed" do
+      expect {
+        address.first_name = "Nick"
+      }.to change {
+        serializer.to_json
+      }
+    end
+  end
+end