1 files changed, 36 insertions, 0 deletions
diff --git a/spec/ruby/core/fiber/inspect_spec.rb b/spec/ruby/core/fiber/inspect_spec.rb
new file mode 100644
index 0000000000..f20a153fc2
--- /dev/null
+++ b/spec/ruby/core/fiber/inspect_spec.rb
@@ -0,0 +1,36 @@
+require_relative '../../spec_helper'
+require 'fiber'
+
+describe "Fiber#inspect" do
+  describe "status" do
+    it "is resumed for the root Fiber of a Thread" do
+      inspected = Thread.new { Fiber.current.inspect }.value
+      inspected.should =~ /\A#<Fiber:0x\h+ .*\(resumed\)>\z/
+    end
+
+    it "is created for a Fiber which did not run yet" do
+      inspected = Fiber.new {}.inspect
+      inspected.should =~ /\A#<Fiber:0x\h+ .+ \(created\)>\z/
+    end
+
+    it "is resumed for a Fiber which was resumed" do
+      inspected = Fiber.new { Fiber.current.inspect }.resume
+      inspected.should =~ /\A#<Fiber:0x\h+ .+ \(resumed\)>\z/
+    end
+
+    it "is resumed for a Fiber which was transferred" do
+      inspected = Fiber.new { Fiber.current.inspect }.transfer
+      inspected.should =~ /\A#<Fiber:0x\h+ .+ \(resumed\)>\z/
+    end
+
+    it "is suspended for a Fiber which was resumed and yielded" do
+      inspected = Fiber.new { Fiber.yield }.tap(&:resume).inspect
+      inspected.should =~ /\A#<Fiber:0x\h+ .+ \(suspended\)>\z/
+    end
+
+    it "is terminated for a Fiber which has terminated" do
+      inspected = Fiber.new {}.tap(&:resume).inspect
+      inspected.should =~ /\A#<Fiber:0x\h+ .+ \(terminated\)>\z/
+    end
+  end
+end