require "fileutils"
require "open3"

describe "cxlc" do
  def run_test(test_name)
    stdout, stderr, status = Open3.capture3("../build/cxlc", "#{test_name}.cxl")
    expect(status).to eq(0)
    stdout, stderr, status = Open3.capture3("gcc", "-o", test_name, "#{test_name}.c")
    if status != 0
      $stderr.write(stderr)
    end
    expect(status).to eq(0)
    stdout, stderr, status = Open3.capture3("./#{test_name}")
    expect(stdout).to eq(File.read("#{test_name}.x"))
  end

  Dir["*.cxl"].sort.each do |test|
    test_basename = File.basename(test, ".cxl")
    it "passes test #{test_basename}" do
      run_test(test_basename)
    end
  end
end