Class | RCov::VerifyTask |
In: |
lib/spec/rake/verify_rcov.rb
|
Parent: | Rake::TaskLib |
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.
index_html | [RW] | Path to the index.html file generated by RCov, which is the file containing the total coverage. Defaults to ‘coverage/index.html‘ |
name | [RW] | Name of the task. Defaults to :verify_rcov |
threshold | [RW] | The threshold value (in percent) for coverage. If the actual coverage is not equal to this value, the task will raise an exception. |
verbose | [RW] | Whether or not to output details. Defaults to true. |
# File lib/spec/rake/verify_rcov.rb, line 22 22: def initialize(name=:verify_rcov) 23: @name = name 24: @index_html = 'coverage/index.html' 25: @verbose = true 26: yield self if block_given? 27: raise "Threshold must be set" if @threshold.nil? 28: define 29: end
# File lib/spec/rake/verify_rcov.rb, line 31 31: def define 32: desc "Verify that rcov coverage is at least #{threshold}%" 33: task @name do 34: total_coverage = nil 35: File.open(index_html).each_line do |line| 36: if line =~ /<tt>(\d+\.\d+)%<\/tt> <\/td>/ 37: total_coverage = eval($1) 38: break 39: end 40: end 41: puts "Coverage: #{total_coverage}% (threshold: #{threshold}%)" if verbose 42: raise "Coverage must be at least #{threshold}% but was #{total_coverage}%" if total_coverage < threshold 43: raise "Coverage has increased above the threshold of #{threshold}% to #{total_coverage}%. You should update your threshold value." if total_coverage > threshold 44: end 45: end