Add behavior tests to CI

.github/workflows/ci.yml

@@ -18,17 +18,19 @@ jobs:
           - ruby: "2.6"
           - ruby: "2.7"
           - ruby: "3.0"
-            coverage: "yes"
+            codecov: "yes"
     env:
-      COVERAGE: ${{ matrix.coverage }}
+      CODECOV: ${{ matrix.codecov }}
     steps:
       - uses: actions/checkout@v2
       - name: Install Ruby ${{ matrix.ruby }}
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true
-      - name: Run tests
+      - name: Run unit tests
         run: bundle exec rake spec
+      - name: Run behavior tests
+        run: bundle exec cucumber
       - name: Build gem
         run: gem build *.gemspec

.simplecov

@@ -0,0 +1,46 @@
+SimpleCov.start do
+  if ENV['SIMPLECOV_ROOT']
+    SimpleCov.root(ENV['SIMPLECOV_ROOT'])
+
+    filters.clear # This will remove the :root_filter and :bundler_filter that come via simplecov's defaults
+
+    # Because simplecov filters everything outside of the SimpleCov.root
+    # This should be added, cf.
+    # https://github.com/colszowka/simplecov#default-root-filter-and-coverage-for-things-outside-of-it
+    add_filter do |src|
+      !(src.filename =~ /^#{SimpleCov.root}/)
+    end
+  end
+
+  add_group 'Source code', 'lib'
+
+  add_group 'Unit tests', 'spec'
+
+  add_group 'Behavior tests', 'features'
+  add_filter '/features/support/env.rb'
+
+  enable_coverage :branch
+
+  # do not track vendored files
+  add_filter '/vendor'
+  add_filter '/.vendor'
+
+  # exclude anything that is not in lib, spec or features directories
+  add_filter do |src|
+    !(src.filename =~ /^#{SimpleCov.root}\/(lib|spec|features)/)
+  end
+
+  track_files '**/*.rb'
+end
+
+if ENV['CODECOV']
+  require 'simplecov-console'
+  require 'codecov'
+
+  SimpleCov.formatters = [
+    SimpleCov::Formatter::Console,
+    SimpleCov::Formatter::Codecov,
+  ]
+end
+
+# vim: filetype=ruby

Gemfile

@@ -6,7 +6,7 @@ group :release do
   gem 'github_changelog_generator', :require => false
 end
 
-group :coverage, optional: ENV['COVERAGE']!='yes' do
+group :coverage, optional: ENV['CODECOV']!='yes' do
   gem 'simplecov-console', :require => false
   gem 'codecov', :require => false
 end

bin/msync

@@ -1,5 +1,21 @@
 #!/usr/bin/env ruby
 
+if ENV['COVERAGE']
+  # This block allow us to grab code coverage when running this script.
+  #
+  # Note: This environment variable (ie. COVERAGE) is set in Cucumber/Aruba configuration to collect reports
+  simplecov_root = File.expand_path File.join(File.dirname(__FILE__), '..')
+
+  # When running with aruba simplecov was using /tmp/aruba as the root folder.
+  # This is to force using the project folder
+  ENV['SIMPLECOV_ROOT'] = simplecov_root
+  require 'simplecov'
+
+  # https://github.com/simplecov-ruby/simplecov/issues/234
+  # As described in the issue, every process must have an unique name:
+  SimpleCov.command_name "#{File.basename $PROGRAM_NAME} (pid: #{Process.pid})"
+end
+
 lib = File.expand_path('../../lib', __FILE__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 

features/support/env.rb

@@ -1,3 +1,7 @@
+require 'simplecov'
+
+SimpleCov.command_name 'Cucumber'
+
 require 'aruba/cucumber'
 
 require_relative '../../spec/helpers/faker'
@@ -6,4 +10,7 @@
 
 Before do
   @aruba_timeout_seconds = 5
+
+  # This enables coverage when aruba runs `msync` executable (cf. `bin/msync`)
+  set_environment_variable('COVERAGE', '1')
 end

modulesync.gemspec

@@ -23,6 +23,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'rspec'
   spec.add_development_dependency 'rubocop', '~> 0.50.0'
   spec.add_development_dependency 'cucumber'
+  spec.add_development_dependency 'simplecov'
 
   spec.add_runtime_dependency 'git', '~>1.7'
   spec.add_runtime_dependency 'gitlab', '~>4.0'

spec/spec_helper.rb

@@ -1,25 +1,3 @@
-begin
-  require 'simplecov'
-  require 'simplecov-console'
-  require 'codecov'
-rescue LoadError
-else
-  SimpleCov.start do
-    track_files 'lib/**/*.rb'
-
-    add_filter '/spec'
-
-    enable_coverage :branch
-
-    # do not track vendored files
-    add_filter '/vendor'
-    add_filter '/.vendor'
-  end
-
-  SimpleCov.formatters = [
-    SimpleCov::Formatter::Console,
-    SimpleCov::Formatter::Codecov,
-  ]
-end
+require 'simplecov'
 
 require 'modulesync'

spec/unit/modulesync/git_service_spec.rb

@@ -163,7 +163,7 @@
   RSpec.shared_examples 'hostname_extractor' do |url, hostname|
     context "with '#{url}' URL" do
       subject { ModuleSync::GitService.extract_hostname(url) }
-      it "should extract '#{hostname}' as hostname" do
+      it "should extract #{hostname.nil? ? 'nil' : "'#{hostname}'"} as hostname" do
         expect(subject).to eq(hostname)
       end
     end