diff options
Diffstat (limited to 'spec/ruby/core/thread/backtrace_locations_spec.rb')
| -rw-r--r-- | spec/ruby/core/thread/backtrace_locations_spec.rb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/spec/ruby/core/thread/backtrace_locations_spec.rb b/spec/ruby/core/thread/backtrace_locations_spec.rb index ead4be2d8c..1f77e13378 100644 --- a/spec/ruby/core/thread/backtrace_locations_spec.rb +++ b/spec/ruby/core/thread/backtrace_locations_spec.rb @@ -51,6 +51,14 @@ describe "Thread#backtrace_locations" do end end + ruby_version_is "2.7" do + it "can be called with an beginless range" do + locations1 = Thread.current.backtrace_locations(0) + locations2 = Thread.current.backtrace_locations(eval("(..5)")) + locations2.map(&:to_s)[eval("(2..)")].should == locations1[eval("(..5)")].map(&:to_s)[eval("(2..)")] + end + end + it "returns nil if omitting more locations than available" do Thread.current.backtrace_locations(100).should == nil Thread.current.backtrace_locations(100..-1).should == nil |