rspecs_steps_definition

features/step_definitions/rag_steps.rb

@@ -0,0 +1,102 @@
+require 'open3'
+
+# Configure path from homework to rag folder, or can be absolute
+HW_RAG_PATH = 'rag'
+# path from rag to the homework folder, or use absolute
+RAG_HW_PATH = '..'
+
+Given(/^I have the public skeleton "(.*?)" in "(.*?)"$/) do |skel_repo, dir|
+  @cloned = dir+ '/' + skel_repo.split('/')[1]
+  expect(Dir).to exist(@cloned)
+end
+
+And /^it is on the "(.*)" branch$/ do |branch|
+  run_process('git branch', @cloned)
+  expect(@test_output).to include("* #{branch}")
+end
+
+# relative to pwd which should be bdd-cucumber-ci
+Given /^I have the reference application in "([^"]*)"$/ do |path|
+  @reference_app_path = "#{path}"
+end
+
+Given /I have the homework in "([^"]*)"/ do |path|
+  @hw_path = path
+end
+
+Given /^I have prepared the reference application$/ do
+  #cleanup-restore first from unchanging backups in case of bad exit last run
+  steps "Then I restore the reference application"
+
+  ## bundle install not needed here or install.feature
+  #cli_string = 'bundle install'
+  #cli_string += ' && bundle exec rake db:migrate'
+  #cli_string += ' && bundle exec rake db:test:prepare'
+  #run_process(cli_string, @reference_app_path)
+end
+
+Given /^I have mutated the reference application$/ do
+  # always cp -f from unchanging backups
+  cli_string = "cp -f #{@hw_path}/autograder/movies_controller.rb.MUTATOR #{@reference_app_path}/app/controllers/movies_controller.rb"
+  run_process(cli_string, '.')
+end
+
+## When steps
+
+When(/^I run AutoGrader for (.*) and (.*)$/) do |test_subject, spec|
+  run_ag("#{@hw_path}/#{test_subject}", "#{@hw_path}/#{spec}")
+end
+
+When(/^I run AutoGrader with "([^"]*)" strategy for (.*) and (.*)$/) do |strategy, test_subject, spec|
+  run_ags("#{@hw_path}/#{test_subject}", "#{@hw_path}/#{spec}", strategy)
+end
+
+def run_ags(subject, spec, strategy = 'Rspec grader')
+  cli_string = case strategy
+                 when 'Coverage grader' then
+                   "./grade4 #{RAG_HW_PATH}/#{subject} #{RAG_HW_PATH}/#{spec}"
+                 when 'Rspec grader' then
+                   "./grade #{RAG_HW_PATH}/#{subject} #{RAG_HW_PATH}/#{spec}"
+                 when 'Heroku grader' then
+                   uri = get_uri_from_file("./#{subject}")
+                   "./grade_heroku #{uri} #{RAG_HW_PATH}/#{spec}"
+                 when 'Feature Grader' then
+                   "./grade3 -a #{RAG_HW_PATH}/#{@reference_app_path} #{RAG_HW_PATH}/#{subject} #{RAG_HW_PATH}/#{spec}"
+               end
+  run_process cli_string
+end
+def get_uri_from_file(path)
+  File.read(path).strip
+end
+## Then steps
+
+Then(/^I should see that the results are (.*)$/) do |expected_result|
+  expect(@test_output).to match /#{expected_result}/
+end
+
+Then /^I should see the execution results with (.*)$/ do |test_title|
+  success = @test_status.success? ? 'Success' : 'Failure'
+  puts success + '!'
+end
+
+Then /^I restore the reference application$/ do
+  plain_controller = "#{@hw_path}/autograder/movies_controller.rb.PLAIN"
+  ref_app_controller = "#{@reference_app_path}/app/controllers/movies_controller.rb"
+  run_process("cp -f #{plain_controller} #{ref_app_controller}", '.')
+  expect(File.read "#{ref_app_controller}").to eql File.read("#{plain_controller}")
+end
+
+
+def run_ag(subject, spec)
+  run_process "./grade3 -a #{RAG_HW_PATH}/#{@reference_app_path} #{RAG_HW_PATH}/#{subject} #{RAG_HW_PATH}/#{spec}"
+end
+
+def run_process(cli_string, dir=HW_RAG_PATH)
+  @test_output, @test_errors, @test_status = Open3.capture3(
+      {'BUNDLE_GEMFILE' => 'Gemfile'}, cli_string, :chdir => dir
+  )
+  puts (cli_string +
+      @test_output +
+      @test_errors +
+      @test_status.to_s) unless @test_status.success? #and @test_errors.empty?
+end