coverage.diff

commit 918bc5d3a8323885e014fdb9f821503062692a90
Author: Daniel Fone <[email protected]>
Date:   Sat Jul 22 14:30:53 2017 +1200

    Add coverage requirements

diff --git a/coverage/.last_run.json b/coverage/.last_run.json
new file mode 100644
index 0000000..2f8e4cc
--- /dev/null
+++ b/coverage/.last_run.json
@@ -0,0 +1,5 @@
+{
+  "result": {
+    "covered_percent": 91.57
+  }
+}
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 9ab56ec..c70e8d3 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,7 +1,7 @@
 # This file is copied to spec/ when you run 'rails generate rspec:install'
 ENV["RAILS_ENV"] ||= 'test'
-require 'simplecov'
-SimpleCov.start 'rails'
+
+require 'support/simplecov'
 
 require File.expand_path("../../config/environment", __FILE__)
 require 'rspec/rails'
diff --git a/spec/support/simplecov.rb b/spec/support/simplecov.rb
new file mode 100644
index 0000000..24fe9b7
--- /dev/null
+++ b/spec/support/simplecov.rb
@@ -0,0 +1,11 @@
+require 'simplecov'
+SimpleCov.start 'rails'
+
+RSpec.configure do |config|
+  changed_files = `git diff master --name-only && \
+    git diff --name-only && \
+    git diff --name-only --cached`.split
+
+  SimpleCov.refuse_coverage_drop
+  SimpleCov.add_group('Branch', changed_files)
+end