Add test for README

This adds an Rspec test to fail the build if someone adds incorrectly
formatted heading markers again.

diff --git a/spec/unit/documentation/readme_spec.rb b/spec/unit/documentation/readme_spec.rb
new file mode 100644 (file)
index 0000000..d821bb2
--- /dev/null
+++ b/spec/unit/documentation/readme_spec.rb
@@ -0,0 +1,6 @@
+describe 'formatting in README.markdown' do
+  it 'should not contain badly formatted heading markers' do
+    content = File.read('README.markdown')
+    expect(content).to_not match /^#+[^# ]/
+  end
+end