Adapt simplecov output format and versions

Author: pitbulk

ruby-saml.gemspec

@@ -47,7 +47,12 @@ Gem::Specification.new do |s|
   end
 
   s.add_development_dependency('simplecov', '<0.22.0')
-  s.add_development_dependency('simplecov-lcov')
+  if RUBY_VERSION < '2.4.1'
+    s.add_development_dependency('simplecov-lcov', '<0.8.0')
+  else
+    s.add_development_dependency('simplecov-lcov', '>0.7.0')
+  end
+
   s.add_development_dependency('minitest', '~> 5.5')
   s.add_development_dependency('mocha',    '~> 0.14')
 

test/test_helper.rb

@@ -1,7 +1,9 @@
 require 'simplecov'
 require 'simplecov-lcov'
 
-#SimpleCov::Formatter::LcovFormatter.config.report_with_single_file = true
+SimpleCov::Formatter::LcovFormatter.config.report_with_single_file = true
+SimpleCov::Formatter::LcovFormatter.config.output_directory = 'coverage'
+SimpleCov::Formatter::LcovFormatter.config.lcov_file_name = 'lcov.info'
 SimpleCov.formatter = SimpleCov::Formatter::LcovFormatter
 SimpleCov.start do
   add_filter "test/"