Add specs to test concerns

Author: constantine-nikolaou

app/models/concerns/text_helpers.rb

@@ -2,12 +2,13 @@ module TextHelpers
   include ActiveSupport::Concern
 
   def boolean_to_string(value)
-    return "No" if value.nil?
+    yes_values = [true, 1, "1"]
+    no_values = [nil, false, 0, "0"]
 
-    if (value == true || value == 1 || value == "1")
-      "Yes"
-    elsif (value == false || value == 0 || value == "0")
-      "No"
+    if yes_values.include?(value)
+      return "Yes"
+    elsif no_values.include?(value)
+      return "No"
     end
   end
 end

spec/concerns/country_name_spec.rb

@@ -0,0 +1,15 @@
+require 'rails_helper'
+
+RSpec.describe CountryName do
+  let(:job) { create(:job, remote: nil) }
+
+  describe "#country_name" do
+    it "returns the full country name when abbreviation is passed" do
+      expect(job.country_name("NL")).to eq "Netherlands"
+    end
+
+    it "returns `Not set` if the country abbreviation does not match" do
+      expect(job.country_name("")).to eq "Not set"
+    end
+  end
+end

spec/concerns/text_helpers_spec.rb

@@ -0,0 +1,39 @@
+require 'rails_helper'
+
+RSpec.describe TextHelpers do
+  let(:job) { create(:job, remote: nil) }
+
+  describe "#boolean_to_string" do
+    describe "returning No" do
+      it "returns No if value is not set" do
+        expect(job.boolean_to_string(nil)).to eq "No"
+      end
+
+      it "returns No if value is false" do
+        expect(job.boolean_to_string(false)).to eq "No"
+      end
+
+      it "returns No if value is 0" do
+        expect(job.boolean_to_string(0)).to eq "No"
+      end
+
+      it "returns No if value is a text of value 0" do
+        expect(job.boolean_to_string("0")).to eq "No"
+      end
+    end
+
+    describe "returning Yes" do
+      it "returns Yes if value is set to true" do
+        expect(job.boolean_to_string(true)).to eq "Yes"
+      end
+
+      it "returns Yes if value is 1" do
+        expect(job.boolean_to_string(1)).to eq "Yes"
+      end
+
+      it "returns Yes if value is a text of value 1" do
+        expect(job.boolean_to_string("1")).to eq "Yes"
+      end
+    end
+  end
+end