1 files changed, 53 insertions, 0 deletions
diff --git a/spec/ruby/core/thread/shared/to_s.rb b/spec/ruby/core/thread/shared/to_s.rb
new file mode 100644
index 0000000000..0c4e3c0b96
--- /dev/null
+++ b/spec/ruby/core/thread/shared/to_s.rb
@@ -0,0 +1,53 @@
+require_relative '../fixtures/classes'
+
+describe :thread_to_s, shared: true do
+  sep = ruby_version_is("2.7") ? " " : "@"
+
+  it "returns a description including file and line number" do
+    Thread.new { "hello" }.send(@method).should =~ /^#<Thread:([^ ]*?)#{sep}#{Regexp.escape __FILE__}:#{__LINE__ } \w+>$/
+  end
+
+  it "has a binary encoding" do
+    Thread.new { "hello" }.send(@method).encoding.should == Encoding::BINARY
+  end
+
+  it "can check it's own status" do
+    ThreadSpecs.status_of_current_thread.inspect.should include('run')
+  end
+
+  it "describes a running thread" do
+    ThreadSpecs.status_of_running_thread.inspect.should include('run')
+  end
+
+  it "describes a sleeping thread" do
+    ThreadSpecs.status_of_sleeping_thread.inspect.should include('sleep')
+  end
+
+  it "describes a blocked thread" do
+    ThreadSpecs.status_of_blocked_thread.inspect.should include('sleep')
+  end
+
+  it "describes a completed thread" do
+    ThreadSpecs.status_of_completed_thread.inspect.should include('dead')
+  end
+
+  it "describes a killed thread" do
+    ThreadSpecs.status_of_killed_thread.inspect.should include('dead')
+  end
+
+  it "describes a thread with an uncaught exception" do
+    ThreadSpecs.status_of_thread_with_uncaught_exception.inspect.should include('dead')
+  end
+
+  it "describes a dying sleeping thread" do
+    ThreadSpecs.status_of_dying_sleeping_thread.inspect.should include('sleep')
+  end
+
+  it "reports aborting on a killed thread" do
+    ThreadSpecs.status_of_dying_running_thread.inspect.should include('aborting')
+  end
+
+  it "reports aborting on a killed thread after sleep" do
+    ThreadSpecs.status_of_dying_thread_after_sleep.inspect.should include('aborting')
+  end
+end