Fix coverage reporting's path overlapping issue (#1091)

* Fix codecov's coverage paths

1. disable default path fixes
2. use custom configs in spec_helper to generate reports with expected
   paths

* Fix sentry-rails' coverage requiring order

codecov.yml

@@ -0,0 +1,2 @@
+codecov:
+  disable_default_path_fixes: true

sentry-rails/spec/spec_helper.rb

@@ -1,17 +1,25 @@
 require "bundler/setup"
 require "pry"
-require "support/test_rails_app/app"
-require "rspec/rails"
+
+require "sentry"
 
 require 'simplecov'
-SimpleCov.start
+
+SimpleCov.start do
+  project_name "sentry-rails"
+  root File.join(__FILE__, "../../../")
+  coverage_dir File.join(__FILE__, "../../coverage")
+end
 
 if ENV["CI"]
   require 'codecov'
   SimpleCov.formatter = SimpleCov::Formatter::Codecov
 end
 
-require "sentry/rails"
+# this already requires the sdk
+require "support/test_rails_app/app"
+# need to be required after rails is loaded from the above
+require "rspec/rails"
 
 DUMMY_DSN = 'http://12345:67890@sentry.localdomain/sentry/42'
 

sentry-ruby/spec/spec_helper.rb

@@ -1,7 +1,14 @@
 require "bundler/setup"
 require "pry"
 require 'simplecov'
-SimpleCov.start
+
+SimpleCov.start do
+  project_name "sentry-ruby"
+  root File.join(__FILE__, "../../../")
+  coverage_dir File.join(__FILE__, "../../coverage")
+end
+
+binding.pry
 
 if ENV["CI"]
   require 'codecov'

sentry-sidekiq/spec/spec_helper.rb

@@ -6,7 +6,12 @@
 # require "support/test_sidekiq_app/app"
 
 require 'simplecov'
-SimpleCov.start
+
+SimpleCov.start do
+  project_name "sentry-sidekiq"
+  root File.join(__FILE__, "../../../")
+  coverage_dir File.join(__FILE__, "../../coverage")
+end
 
 if ENV["CI"]
   require 'codecov'