diff options
Diffstat (limited to 'test/objspace/test_objspace.rb')
-rw-r--r-- | test/objspace/test_objspace.rb | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/test/objspace/test_objspace.rb b/test/objspace/test_objspace.rb index 0e1ad327b9..947170203a 100644 --- a/test/objspace/test_objspace.rb +++ b/test/objspace/test_objspace.rb @@ -318,6 +318,62 @@ class TestObjSpace < Test::Unit::TestCase end end + def test_dump_addresses_match_dump_all_addresses + assert_in_out_err(%w[-robjspace], "#{<<-"begin;"}\n#{<<-'end;'}") do |output, error| + begin; + def dump_my_heap_please + obj = Object.new + puts ObjectSpace.dump(obj) + ObjectSpace.dump_all(output: $stdout) + end + + dump_my_heap_please + end; + needle = JSON.parse(output.first) + addr = needle['address'] + found = output.drop(1).find { |l| JSON.parse(l)['address'] == addr } + assert found, "object #{addr} should be findable in full heap dump" + end + end + + def test_dump_class_addresses_match_dump_all_addresses + assert_in_out_err(%w[-robjspace], "#{<<-"begin;"}\n#{<<-'end;'}") do |output, error| + begin; + def dump_my_heap_please + obj = Object.new + puts ObjectSpace.dump(obj) + ObjectSpace.dump_all(output: $stdout) + end + + dump_my_heap_please + end; + needle = JSON.parse(output.first) + addr = needle['class'] + found = output.drop(1).find { |l| JSON.parse(l)['address'] == addr } + assert found, "object #{addr} should be findable in full heap dump" + end + end + + def test_dump_reference_addresses_match_dump_all_addresses + assert_in_out_err(%w[-robjspace], "#{<<-"begin;"}\n#{<<-'end;'}") do |output, error| + begin; + def dump_my_heap_please + obj = Object.new + obj2 = Object.new + obj2.instance_variable_set(:@ref, obj) + puts ObjectSpace.dump(obj) + ObjectSpace.dump_all(output: $stdout) + end + + dump_my_heap_please + end; + needle = JSON.parse(output.first) + addr = needle['address'] + found = output.drop(1).find { |l| (JSON.parse(l)['references'] || []).include? addr } + assert found, "object #{addr} should be findable in full heap dump" + end + end + def test_dump_all entry = /"bytesize":11, "value":"TEST STRING", "encoding":"UTF-8", "file":"-", "line":4, "method":"dump_my_heap_please", "generation":/ |