Update to ruby/spec@21a48d9

1 files changed, 21 insertions, 0 deletions

diff --git a/spec/ruby/core/thread/ignore_deadlock_spec.rb b/spec/ruby/core/thread/ignore_deadlock_spec.rb
new file mode 100644
index 0000000000..53cc2a7f5b
--- /dev/null
+++ b/spec/ruby/core/thread/ignore_deadlock_spec.rb
@@ -0,0 +1,21 @@
+require_relative '../../spec_helper'
+
+ruby_version_is "3.0" do
+  describe "Thread.ignore_deadlock" do
+    it "returns false by default" do
+      Thread.ignore_deadlock.should == false
+    end
+  end
+
+  describe "Thread.ignore_deadlock=" do
+    it "changes the value of Thread.ignore_deadlock" do
+      ignore_deadlock = Thread.ignore_deadlock
+      Thread.ignore_deadlock = true
+      begin
+        Thread.ignore_deadlock.should == true
+      ensure
+        Thread.ignore_deadlock = ignore_deadlock
+      end
+    end
+  end
+end