fix: address some lint violations (#219)

Author: grxy

.rubocop.yml

@@ -49,7 +49,7 @@ Metrics/ParameterLists:
   Max: 5
   CountKeywordArgs: false
 Metrics/LineLength:
-  Max: 100
+  Max: 120
   Exclude:
     - lib/apollo-federation/tracing/proto/apollo_pb.rb
 

lib/apollo-federation/schema.rb

@@ -12,7 +12,7 @@ def self.included(klass)
     end
 
     module CommonMethods
-      DEFAULT_LINK_NAMESPACE = 'federation'.freeze
+      DEFAULT_LINK_NAMESPACE = 'federation'
 
       def federation(version: '1.0', link: {})
         @federation_version = version

spec/apollo-federation/schema_spec.rb

@@ -14,7 +14,7 @@
       expect(schema.federation_version).to eq('1.0')
     end
 
-    it 'returns the specified version when set' do
+    it 'returns the specified version when set to 2.0' do
       schema = Class.new(GraphQL::Schema) do
         include ApolloFederation::Schema
         federation version: '2.0'
@@ -23,7 +23,7 @@
       expect(schema.federation_version).to eq('2.0')
     end
 
-    it 'returns the specified version when set' do
+    it 'returns the specified version when set to 2.3' do
       schema = Class.new(GraphQL::Schema) do
         include ApolloFederation::Schema
         federation version: '2.3'
@@ -88,7 +88,7 @@
       expect(schema.federation_2?).to be(true)
     end
 
-    it 'returns true when the version is a string greater than 2.0' do
+    it 'returns true when the version is a string equal to 2.3' do
       schema = Class.new(GraphQL::Schema) do
         include ApolloFederation::Schema
         federation version: '2.3'