ruby/tool/run-gcov.rb
Yusuke Endoh ac9e84df3d Support LCOV 2.0
LCOV 2.0, a GCOV frontend, seems to have stricter error checking
2024-06-21 14:48:44 +09:00

56 lines
1.1 KiB
Ruby

#!ruby
require "pathname"
require "open3"
Pathname.glob("**/*.gcda").sort.each do |gcda|
if gcda.fnmatch("ext/*")
cwd, gcda = gcda.split.map {|s| s.to_s }
objdir = "."
elsif gcda.fnmatch("rubyspec_temp/*")
next
else
cwd, objdir, gcda = ".", gcda.dirname.to_s, gcda.to_s
end
puts "$ gcov -lpbc -o #{ objdir } #{ gcda }"
out, err, _status = Open3.capture3("gcov", "-lpbc", "-o", objdir, gcda, chdir: cwd)
puts out
puts err
# a black list of source files that contains wrong #line directives
if err !~ %r(
\A(
Cannot\ open\ source\ file\ (
defs/keywords
|zonetab\.list
|enc/jis/props\.kwd
|parser\.c
|parser\.rl
)\n
)*\z
)x
raise "Unexpected gcov output"
end
if out !~ %r(
\A(
File\ .*\nLines\ executed:.*\n
(
Branches\ executed:.*\n
Taken\ at\ least\ once:.*\n
|
No\ branches\n
)?
(
Calls\ executed:.*\n
|
No\ calls\n
)?
Creating\ .*\n
\n
)+
(Lines\ executed:.*\n)?\z
)x
raise "Unexpected gcov output"
end
end