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merge revision(s) 33030:

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* thread.c (update_coverage): skip coverage count up if the current
	  line is out of the way.  rb_sourceline() is unreliable when source
	  code is big.  [ruby-dev:44413]

	* test/coverage/test_coverage.rb: add a test for above.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@34181 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
kosaki 2012-01-03 00:27:45 +00:00
parent 60f63dc385
commit d0ad683bb2
4 changed files with 35 additions and 6 deletions
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25
test/coverage/test_coverage.rb
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@ -31,10 +31,31 @@ class TestCoverage < Test::Unit::TestCase
Coverage.start
require tmp + '/test.rb'
Coverage.result
assert_equal 3, Coverage.result[tmp + '/test.rb'].size
Coverage.start
coverage_test_method
assert_equal 1, Coverage.result.size
assert_equal 0, Coverage.result[tmp + '/test.rb'].size
}
}
ensure
$".replace loaded_features
end
def test_big_code
loaded_features = $".dup
Dir.mktmpdir {|tmp|
Dir.chdir(tmp) {
File.open("test.rb", "w") do |f|
f.puts "p\n" * 10000
f.puts "def ignore(x); end"
f.puts "ignore([1"
f.puts "])"
end
Coverage.start
require tmp + '/test.rb'
assert_equal 10003, Coverage.result[tmp + '/test.rb'].size
}
}
ensure