diff options
Diffstat (limited to 'test/-ext-')
-rw-r--r-- | test/-ext-/symbol/test_inadvertent_creation.rb | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/test/-ext-/symbol/test_inadvertent_creation.rb b/test/-ext-/symbol/test_inadvertent_creation.rb index b180d08b04..fdd1e252ce 100644 --- a/test/-ext-/symbol/test_inadvertent_creation.rb +++ b/test/-ext-/symbol/test_inadvertent_creation.rb @@ -358,5 +358,67 @@ module Test_Symbol } assert_not_pinneddown(name) end + + def assert_no_immortal_symbol_created(name) + name = noninterned_name(name) + yield(name) + assert_not_pinneddown(name) + end + + def test_send_leak_string + assert_no_immortal_symbol_created("send should not leak - str") do |name| + assert_raise(NoMethodError) {42.send(name)} + end + end + + def test_send_leak_symbol + assert_no_immortal_symbol_created("send should not leak - sym") do |name| + assert_raise(NoMethodError) {42.send(name.to_sym)} + end + end + + def test_send_leak_string_custom_method_missing + x = Object.new + def x.method_missing(*); end + assert_no_immortal_symbol_created("send should not leak - str mm") do |name| + assert_nothing_raised(NoMethodError) {x.send(name)} + end + end if false + + def test_send_leak_symbol_custom_method_missing + x = Object.new + def x.method_missing(*); end + assert_no_immortal_symbol_created("send should not leak - sym mm") do |name| + assert_nothing_raised(NoMethodError) {x.send(name.to_sym)} + end + end if false + + def test_send_leak_string_no_optimization + assert_no_immortal_symbol_created("send should not leak - str slow") do |name| + assert_raise(NoMethodError) {42.method(:send).call(name)} + end + end + + def test_send_leak_symbol_no_optimization + assert_no_immortal_symbol_created("send should not leak - sym slow") do |name| + assert_raise(NoMethodError) {42.method(:send).call(name.to_sym)} + end + end + + def test_send_leak_string_custom_method_missing_no_optimization + x = Object.new + def x.method_missing(*); end + assert_no_immortal_symbol_created("send should not leak - str mm slow") do |name| + assert_nothing_raised(NoMethodError) {x.method(:send).call(name)} + end + end + + def test_send_leak_symbol_custom_method_missing_no_optimization + x = Object.new + def x.method_missing(*); end + assert_no_immortal_symbol_created("send should not leak - sym mm slow") do |name| + assert_nothing_raised(NoMethodError) {x.method(:send).call(name.to_sym)} + end + end end end |