refactor(examples): structure contexts

spec/lib/convenient_service/examples/dry/gemfile/services/assert_file_exists_spec.rb

@@ -11,8 +11,6 @@
   include ConvenientService::RSpec::Matchers::Results
   include ConvenientService::RSpec::Matchers::IncludeModule
 
-  let(:result) { described_class.result(path: path) }
-
   example_group "modules" do
     subject { described_class }
 
@@ -21,7 +19,9 @@
 
   example_group "class methods" do
     describe ".result" do
-      context "when assertion that file exists is NOT successful" do
+      subject(:result) { described_class.result(path: path) }
+
+      context "when `AssertFileExists` is NOT successful" do
         context "when `path` is NOT present" do
           let(:path) { "" }
 
@@ -39,7 +39,7 @@
         end
       end
 
-      context "when assertion that file exists is successful" do
+      context "when `AssertFileExists` is successful" do
         ##
         # NOTE: Tempfile uses its own `let` in order to prevent its premature garbage collection.
         #

spec/lib/convenient_service/examples/dry/gemfile/services/assert_file_not_empty_spec.rb

@@ -11,8 +11,6 @@
   include ConvenientService::RSpec::Matchers::Results
   include ConvenientService::RSpec::Matchers::IncludeModule
 
-  let(:result) { described_class.result(path: path) }
-
   example_group "modules" do
     subject { described_class }
 
@@ -21,7 +19,9 @@
 
   example_group "class methods" do
     describe ".result" do
-      context "when assertion that file is NOT empty is NOT successful" do
+      subject(:result) { described_class.result(path: path) }
+
+      context "when `AssertFileNotEmpty` is NOT successful" do
         context "when `path` is NOT present" do
           let(:path) { "" }
 
@@ -43,7 +43,7 @@
         end
       end
 
-      context "when assertion that file is NOT empty is successful" do
+      context "when `AssertFileNotEmpty` is successful" do
         ##
         # NOTE: Tempfile uses its own `let` in order to prevent its premature garbage collection.
         #

spec/lib/convenient_service/examples/dry/gemfile/services/assert_node_available_spec.rb

@@ -12,8 +12,6 @@
   include ConvenientService::RSpec::Matchers::Results
   include ConvenientService::RSpec::Matchers::IncludeModule
 
-  let(:result) { described_class.result }
-
   example_group "modules" do
     subject { described_class }
 
@@ -22,9 +20,11 @@
 
   example_group "class methods" do
     describe ".result" do
+      subject(:result) { described_class.result }
+
       let(:node_available_command) { "which node > /dev/null 2>&1" }
 
-      context "when assertion that node is available is NOT successful" do
+      context "when `AssertNodeAvailable` is NOT successful" do
         context "when node is NOT available" do
           before do
             stub_service(ConvenientService::Examples::Dry::Gemfile::Services::RunShellCommand)
@@ -38,7 +38,7 @@
         end
       end
 
-      context "when assertion that node is available is successful" do
+      context "when `AssertNodeAvailable` is successful" do
         before do
           stub_service(ConvenientService::Examples::Dry::Gemfile::Services::RunShellCommand)
             .with_arguments(command: node_available_command)

spec/lib/convenient_service/examples/dry/gemfile/services/assert_npm_package_available_spec.rb

@@ -12,9 +12,6 @@
   include ConvenientService::RSpec::Matchers::Results
   include ConvenientService::RSpec::Matchers::IncludeModule
 
-  let(:result) { described_class.result(name: name) }
-  let(:name) { "strip-comments" }
-
   example_group "modules" do
     subject { described_class }
 
@@ -23,9 +20,12 @@
 
   example_group "class methods" do
     describe ".result" do
+      subject(:result) { described_class.result(name: name) }
+
+      let(:name) { "strip-comments" }
       let(:npm_package_available_command) { "npm list #{name} --depth=0 > /dev/null 2>&1" }
 
-      context "when assertion that npm package is available is NOT successful" do
+      context "when `AssertNpmPackageAvailable` is NOT successful" do
         if ConvenientService::Dependencies.support_has_j_send_result_params_validations_using_active_model_validations?
           context "when `name` is NOT valid" do
             context "when `name` is NOT present" do
@@ -64,7 +64,7 @@
         end
       end
 
-      context "when assertion that npm package is available is successful" do
+      context "when `AssertNpmPackageAvailable` is successful" do
         before do
           stub_service(ConvenientService::Examples::Dry::Gemfile::Services::RunShellCommand)
             .with_arguments(command: npm_package_available_command)

spec/lib/convenient_service/examples/dry/gemfile/services/assert_valid_ruby_syntax_spec.rb

@@ -11,9 +11,6 @@
   include ConvenientService::RSpec::Matchers::Results
   include ConvenientService::RSpec::Matchers::IncludeModule
 
-  let(:result) { described_class.result(content: content) }
-  let(:content) { double }
-
   example_group "modules" do
     subject { described_class }
 
@@ -22,7 +19,11 @@
 
   example_group "class methods" do
     describe ".result" do
-      context "when assertion that ruby syntax is valid is NOT successful" do
+      subject(:result) { described_class.result(content: content) }
+
+      let(:content) { double }
+
+      context "when `AssertValidRubySyntax` is NOT successful" do
         context "when `content` does NOT contain valid Ruby syntax" do
           let(:content) { "2 */ 2" }
 
@@ -32,7 +33,7 @@
         end
       end
 
-      context "when assertion that ruby syntax is valid is successful" do
+      context "when `AssertValidRubySyntax` is successful" do
         let(:content) { "2 + 2" }
 
         it "returns `success`" do

spec/lib/convenient_service/examples/dry/gemfile/services/format_body_spec.rb

@@ -12,9 +12,6 @@
   include ConvenientService::RSpec::Matchers::IncludeModule
   include ConvenientService::RSpec::Matchers::DelegateTo
 
-  let(:result) { described_class.result(parsed_content: parsed_content) }
-  let(:parsed_content) { {} }
-
   example_group "modules" do
     subject { described_class }
 
@@ -23,7 +20,11 @@
 
   example_group "class methods" do
     describe ".result" do
-      context "when formatting of gems of body is successful" do
+      subject(:result) { described_class.result(parsed_content: parsed_content) }
+
+      let(:parsed_content) { {} }
+
+      context "when `FormatBody` is successful" do
         let(:parsed_content) do
           {
             gems: [

spec/lib/convenient_service/examples/dry/gemfile/services/format_gems_with_envs_spec.rb

@@ -11,9 +11,6 @@
   include ConvenientService::RSpec::Matchers::Results
   include ConvenientService::RSpec::Matchers::IncludeModule
 
-  let(:result) { described_class.result(parsed_content: parsed_content) }
-  let(:parsed_content) { {} }
-
   example_group "modules" do
     subject { described_class }
 
@@ -22,7 +19,11 @@
 
   example_group "class methods" do
     describe ".result" do
-      context "when formatting of gems with envs is NOT successful" do
+      subject(:result) { described_class.result(parsed_content: parsed_content) }
+
+      let(:parsed_content) { {} }
+
+      context "when `FormatGemsWithEnvs` is NOT successful" do
         context "when `parsed_content` is NOT hash" do
           let(:parsed_content) { [] }
 
@@ -88,7 +89,7 @@
         end
       end
 
-      context "when formatting of gems with envs is successful" do
+      context "when `FormatGemsWithEnvs` is successful" do
         let(:parsed_content) do
           {
             gems: [

spec/lib/convenient_service/examples/dry/gemfile/services/format_gems_without_envs_spec.rb

@@ -11,9 +11,6 @@
   include ConvenientService::RSpec::Matchers::Results
   include ConvenientService::RSpec::Matchers::IncludeModule
 
-  let(:result) { described_class.result(parsed_content: parsed_content) }
-  let(:parsed_content) { {} }
-
   example_group "modules" do
     subject { described_class }
 
@@ -22,7 +19,11 @@
 
   example_group "class methods" do
     describe ".result" do
-      context "when formatting of gems without envs is NOT successful" do
+      subject(:result) { described_class.result(parsed_content: parsed_content) }
+
+      let(:parsed_content) { {} }
+
+      context "when `FormatGemsWithoutEnvs` is NOT successful" do
         context "when `parsed_content` is NOT hash" do
           let(:parsed_content) { [] }
 
@@ -88,7 +89,7 @@
         end
       end
 
-      context "when formatting of gems without envs is successful" do
+      context "when `FormatGemsWithoutEnvs` is successful" do
         let(:parsed_content) do
           {
             gems: [

spec/lib/convenient_service/examples/dry/gemfile/services/format_header_spec.rb

@@ -11,10 +11,6 @@
   include ConvenientService::RSpec::Matchers::Results
   include ConvenientService::RSpec::Matchers::IncludeModule
 
-  let(:result) { described_class.result(parsed_content: parsed_content, skip_frozen_string_literal: skip_frozen_string_literal) }
-  let(:parsed_content) { {} }
-  let(:skip_frozen_string_literal) { false }
-
   example_group "modules" do
     subject { described_class }
 
@@ -23,7 +19,12 @@
 
   example_group "class methods" do
     describe ".result" do
-      context "when formatting of header is NOT successful" do
+      subject(:result) { described_class.result(parsed_content: parsed_content, skip_frozen_string_literal: skip_frozen_string_literal) }
+
+      let(:parsed_content) { {} }
+      let(:skip_frozen_string_literal) { false }
+
+      context "when `FormatHeader` is NOT successful" do
         context "when `parsed_content` is NOT hash" do
           let(:parsed_content) { [] }
 
@@ -103,7 +104,7 @@
         end
       end
 
-      context "when formatting of header is successful" do
+      context "when `FormatHeader` is successful" do
         let(:skip_frozen_string_literal) { false }
 
         let(:parsed_content) do