A task that can verify that the RCov coverage doesn’t drop below a certain threshold. It should be run after running Spec::Rake::SpecTask.
Path to the index.html file generated by RCov, which is the file containing the total coverage. Defaults to ‘coverage/index.html‘
# File lib/spec/rake/verify_rcov.rb, line 25 25: def initialize(name=:verify_rcov) 26: @name = name 27: @index_html = 'coverage/index.html' 28: @verbose = true 29: @require_exact_threshold = true 30: yield self if block_given? 31: raise "Threshold must be set" if @threshold.nil? 32: define 33: end
# File lib/spec/rake/verify_rcov.rb, line 35 35: def define 36: desc "Verify that rcov coverage is at least #{threshold}%" 37: task @name do 38: total_coverage = 0 39: 40: File.open(index_html).each_line do |line| 41: if line =~ /<tt class='coverage_total'>\s*(\d+\.\d+)%\s*<\/tt>/ 42: total_coverage = $1.to_f 43: break 44: end 45: end 46: puts "Coverage: #{total_coverage}% (threshold: #{threshold}%)" if verbose 47: raise "Coverage must be at least #{threshold}% but was #{total_coverage}%" if total_coverage < threshold 48: raise "Coverage has increased above the threshold of #{threshold}% to #{total_coverage}%. You should update your threshold value." if (total_coverage > threshold) and require_exact_threshold 49: end 50: end
Disabled; run with --debug to generate this.
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