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coverage_parser.rb
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coverage_parser.rb
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# frozen_string_literal: true
require 'nokogiri'
require 'json'
require 'pathname'
require 'fileutils'
require_relative 'cobertura_parser'
require_relative 'jacoco_parser'
require_relative 'lcov_parser'
# Parse coverage results
class CoverageParser
def initialize(path, coverage_type)
@path = path
@coverage_type = coverage_type
end
# Detect type of file
def parse_xml(xml)
puts("Checking #{xml}")
doc = Nokogiri::XML(File.read(xml))
internal_subset = doc.internal_subset
if defined?(internal_subset.external_id) && internal_subset.external_id =~ /JACOCO/
puts "Parsing JaCoCo report #{xml}"
JacocoParser.parse(xml, @coverage_type)
elsif defined?(internal_subset.system_id) && internal_subset.system_id =~ /cobertura/
puts "Parsing Cobetura report #{xml}"
CoberturaParser.parse(xml)
end
end
def parse
result = []
@path.split(':').each do |directory|
puts "Searching #{directory} for coverage files..."
Dir.glob("#{directory}/**/*.{xml,info}").each do |file|
extension = File.extname(file)
case extension
when '.xml'
result << parse_xml(file)
when '.info'
puts "Parsing Lcov.info report #{file}"
result << LcovParser.parse(file)
end
end
end
coveredLines = 0
executableLines = 0
lineCoverage = 0
targets = []
result = result.compact
unless result.empty?
targets = result.map { |item| item[:targets] }.flatten
coveredLines = result.reduce(0) { |sum, obj| sum + obj[:coveredLines] }
executableLines = result.reduce(0) { |sum, obj| sum + obj[:executableLines] }
lineCoverage = coveredLines.to_f / executableLines
end
{
targets: targets,
coveredLines: coveredLines,
executableLines: executableLines,
lineCoverage: lineCoverage
}
end
end