diff options
Diffstat (limited to 'test/coverage/test_coverage.rb')
-rw-r--r-- | test/coverage/test_coverage.rb | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/test/coverage/test_coverage.rb b/test/coverage/test_coverage.rb index f4f192a578..bade668fdb 100644 --- a/test/coverage/test_coverage.rb +++ b/test/coverage/test_coverage.rb @@ -16,6 +16,32 @@ class TestCoverage < Test::Unit::TestCase end end + def test_coverage_snapshot + loaded_features = $".dup + + Dir.mktmpdir {|tmp| + Dir.chdir(tmp) { + File.open("test.rb", "w") do |f| + f.puts <<-EOS + def coverage_test_method + :ok + end + EOS + end + + Coverage.start + require tmp + '/test.rb' + cov = Coverage.peek_result[tmp + '/test.rb'] + coverage_test_method + cov2 = Coverage.peek_result[tmp + '/test.rb'] + assert_equal cov[1] + 1, cov2[1] + assert_equal cov2, Coverage.result[tmp + '/test.rb'] + } + } + ensure + $".replace loaded_features + end + def test_restarting_coverage loaded_features = $".dup |