1 files changed, 79 insertions, 0 deletions
diff --git a/spec/rubocop/cop/graphql/enum_values_spec.rb b/spec/rubocop/cop/graphql/enum_values_spec.rb
new file mode 100644
index 00000000000..5609c86d9ec
--- /dev/null
+++ b/spec/rubocop/cop/graphql/enum_values_spec.rb
@@ -0,0 +1,79 @@
+# frozen_string_literal: true
+
+require 'rubocop_spec_helper'
+require_relative '../../../../rubocop/cop/graphql/enum_values'
+
+RSpec.describe RuboCop::Cop::Graphql::EnumValues do
+  it 'adds an offense when enum value is not uppercase' do
+    expect_offense(<<~ENUM)
+      module Types
+        class FakeEnum < BaseEnum
+          graphql_name 'Fake'
+
+          value 'downcase', description: "Downcase."
+                ^^^^^^^^^^ #{described_class::MSG}
+        end
+      end
+    ENUM
+  end
+
+  context 'when values are set dynamically' do
+    it 'adds an offense when enum value is set without `:upcase`' do
+      expect_offense(<<~ENUM)
+        VALUES = ['FOO', 'bar']
+
+        module Types
+          class FakeEnum < BaseEnum
+            graphql_name 'Fake'
+
+            VALUES.each do |val|
+              value val, description: "Dynamic value."
+                    ^^^ #{described_class::MSG}
+            end
+          end
+        end
+      ENUM
+    end
+
+    it 'adds no offense when enum value is deprecated' do
+      expect_no_offenses(<<~ENUM)
+        module Types
+          class FakeEnum < BaseEnum
+            graphql_name 'Fake'
+
+            value 'foo', deprecated: { reason: 'Use something else' }
+          end
+        end
+      ENUM
+    end
+
+    it 'adds no offense when enum value is uppercased literally' do
+      expect_no_offenses(<<~'ENUM')
+        module Types
+          class FakeEnum < BaseEnum
+            graphql_name 'Fake'
+
+            value 'FOO'
+          end
+        end
+      ENUM
+    end
+
+    it 'adds no offense when enum value is calling upcased' do
+      expect_no_offenses(<<~'ENUM')
+        VALUES = ['FOO', 'bar']
+
+        module Types
+          class FakeEnum < BaseEnum
+            graphql_name 'Fake'
+
+            VALUES.each do |val|
+              value val.underscore.upcase, description: "Dynamic value."
+              value "#{field.upcase.tr(' ', '_')}_ASC"
+            end
+          end
+        end
+      ENUM
+    end
+  end
+end