@@ -14,6 +14,8 @@ test coverage of target code. It features: * fast execution: 20-300 times faster than previous tools * multiple analysis modes: standard, bogo-profile, "intentional testing", dependency analysis... +* detection of uncovered code introduced since the last run ("differential + code coverage") * fairly accurate coverage information through code linkage inference using simple heuristics * cross-referenced XHTML and several kinds of text reports @@ -83,6 +85,38 @@ The (undecorated) textual output with execution count information looks like thi end | 0 +rcov can detect when you've added code that was not covered by your unit +tests: + + $ rcov --text-coverage-diff --no-color test/*.rb + Started + ....................................... + Finished in 1.163085 seconds. + + 39 tests, 415 assertions, 0 failures, 0 errors + + ================================================================================ + !!!!! Uncovered code introduced in lib/rcov.rb + + ### lib/rcov.rb:207 + + def precompute_coverage(comments_run_by_default = true) + changed = false + lastidx = lines.size - 1 + if (!is_code?(lastidx) || /^__END__$/ =~ @lines[-1]) && !@coverage[lastidx] + !! # mark the last block of comments + !! @coverage[lastidx] ||= :inferred + !! (lastidx-1).downto(0) do |i| + !! break if is_code?(i) + !! @coverage[i] ||= :inferred + !! end + !! end + (0...lines.size).each do |i| + next if @coverage[i] + line = @lines[i] + + + License ------- rcov is released under the terms of Ruby's license. BLURB @@ -9,6 +9,8 @@ rcov README * fast execution: 20-300 times faster than previous tools * multiple analysis modes: standard, bogo-profile, "intentional testing", dependency analysis... + * detection of uncovered code introduced since the last run ("differential + code coverage") * fairly accurate coverage information through code linkage inference using simple heuristics * cross-referenced XHTML and several kinds of text reports README.en 6d0ec17a9f456e3fc8fcd01327ea1c196d8c7a3d Mauricio Fernandez mfp@acm.org http://github.com/mergulhao/rcov/commit/87f7fed1cbf0f83ec35e5433aa7e410f59498ac5 87f7fed1cbf0f83ec35e5433aa7e410f59498ac5 2006-06-05T13:37:18-07:00 2006-06-05T13:37:18-07:00 README.en, BLURB: added references to --text-coverage-diff. darcs-hash:20060605203718-0786a-02b19cc71a2c1a5bbcc2749cf51482e4dfa70466.gz e469e806ce959523222ec310210c12f66206b072 Mauricio Fernandez mfp@acm.org