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module RCov # 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. class VerifyTask < Rake::TaskLib # Name of the task. Defaults to :verify_rcov attr_accessor :name # Path to the index.html file generated by RCov, which # is the file containing the total coverage. # Defaults to 'coverage/index.html' attr_accessor :index_html # Whether or not to output details. Defaults to true. attr_accessor :verbose # The threshold value (in percent) for coverage. If the # actual coverage is not equal to this value, the task will raise an # exception. attr_accessor :threshold # Require the threshold value be met exactly. This is the default. attr_accessor :require_exact_threshold def initialize(name=:verify_rcov) @name = name @index_html = 'coverage/index.html' @verbose = true @require_exact_threshold = true yield self if block_given? raise "Threshold must be set" if @threshold.nil? define end def define desc "Verify that rcov coverage is at least #{threshold}%" task @name do total_coverage = 0 File.open(index_html).each_line do |line| if line =~ /<tt class='coverage_total'>\s*(\d+\.\d+)%\s*<\/tt>/ total_coverage = $1.to_f break end end puts "Coverage: #{total_coverage}% (threshold: #{threshold}%)" if verbose raise "Coverage must be at least #{threshold}% but was #{total_coverage}%" if total_coverage < threshold 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 end end end end
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92 entries across 92 versions & 20 rubygems