1 files changed, 57 insertions, 35 deletions
diff --git a/spec/ruby/core/fiber/raise_spec.rb b/spec/ruby/core/fiber/raise_spec.rb
index 09c4c1b524..107e5bd4ce 100644
--- a/spec/ruby/core/fiber/raise_spec.rb
+++ b/spec/ruby/core/fiber/raise_spec.rb
@@ -3,56 +3,62 @@ require_relative 'fixtures/classes'
 require_relative '../../shared/kernel/raise'
 
 describe "Fiber#raise" do
+  it "is a public method" do
+    Fiber.public_instance_methods.should.include?(:raise)
+  end
+
   it_behaves_like :kernel_raise, :raise, FiberSpecs::NewFiberToRaise
-end
+  it_behaves_like :kernel_raise_across_contexts, :raise, FiberSpecs::NewFiberToRaise
+  ruby_version_is "4.0" do
+    it_behaves_like :kernel_raise_with_cause, :raise, FiberSpecs::NewFiberToRaise
+  end
 
-describe "Fiber#raise" do
   it 'raises RuntimeError by default' do
-    -> { FiberSpecs::NewFiberToRaise.raise }.should raise_error(RuntimeError)
+    -> { FiberSpecs::NewFiberToRaise.raise }.should.raise(RuntimeError)
   end
 
   it "raises FiberError if Fiber is not born" do
     fiber = Fiber.new { true }
-    -> { fiber.raise }.should raise_error(FiberError, "cannot raise exception on unborn fiber")
+    -> { fiber.raise }.should.raise(FiberError, "cannot raise exception on unborn fiber")
   end
 
   it "raises FiberError if Fiber is dead" do
     fiber = Fiber.new { true }
     fiber.resume
-    -> { fiber.raise }.should raise_error(FiberError, /dead fiber called|attempt to resume a terminated fiber/)
+    -> { fiber.raise }.should.raise(FiberError, /dead fiber called|attempt to resume a terminated fiber/)
   end
 
   it 'accepts error class' do
-    -> { FiberSpecs::NewFiberToRaise.raise FiberSpecs::CustomError }.should raise_error(FiberSpecs::CustomError)
+    -> { FiberSpecs::NewFiberToRaise.raise FiberSpecs::CustomError }.should.raise(FiberSpecs::CustomError)
   end
 
   it 'accepts error message' do
-    -> { FiberSpecs::NewFiberToRaise.raise "error message" }.should raise_error(RuntimeError, "error message")
+    -> { FiberSpecs::NewFiberToRaise.raise "error message" }.should.raise(RuntimeError, "error message")
   end
 
   it 'does not accept array of backtrace information only' do
-    -> { FiberSpecs::NewFiberToRaise.raise ['foo'] }.should raise_error(TypeError)
+    -> { FiberSpecs::NewFiberToRaise.raise ['foo'] }.should.raise(TypeError)
   end
 
   it 'does not accept integer' do
-    -> { FiberSpecs::NewFiberToRaise.raise 100 }.should raise_error(TypeError)
+    -> { FiberSpecs::NewFiberToRaise.raise 100 }.should.raise(TypeError)
   end
 
   it 'accepts error class with error message' do
-    -> { FiberSpecs::NewFiberToRaise.raise FiberSpecs::CustomError, 'test error' }.should raise_error(FiberSpecs::CustomError, 'test error')
+    -> { FiberSpecs::NewFiberToRaise.raise FiberSpecs::CustomError, 'test error' }.should.raise(FiberSpecs::CustomError, 'test error')
   end
 
-  it 'accepts error class with with error message and backtrace information' do
+  it 'accepts error class with error message and backtrace information' do
     -> {
       FiberSpecs::NewFiberToRaise.raise FiberSpecs::CustomError, 'test error', ['foo', 'boo']
-    }.should raise_error(FiberSpecs::CustomError) { |e|
+    }.should.raise(FiberSpecs::CustomError) { |e|
       e.message.should == 'test error'
       e.backtrace.should == ['foo', 'boo']
     }
   end
 
   it 'does not accept only error message and backtrace information' do
-    -> { FiberSpecs::NewFiberToRaise.raise 'test error', ['foo', 'boo'] }.should raise_error(TypeError)
+    -> { FiberSpecs::NewFiberToRaise.raise 'test error', ['foo', 'boo'] }.should.raise(TypeError)
   end
 
   it "raises a FiberError if invoked from a different Thread" do
@@ -61,15 +67,15 @@ describe "Fiber#raise" do
     Thread.new do
       -> {
         fiber.raise
-      }.should raise_error(FiberError, "fiber called across threads")
+      }.should.raise(FiberError, "fiber called across threads")
     end.join
   end
 
   it "kills Fiber" do
     fiber = Fiber.new { Fiber.yield :first; :second }
     fiber.resume
-    -> { fiber.raise }.should raise_error
-    -> { fiber.resume }.should raise_error(FiberError, /dead fiber called|attempt to resume a terminated fiber/)
+    -> { fiber.raise }.should.raise
+    -> { fiber.resume }.should.raise(FiberError, /dead fiber called|attempt to resume a terminated fiber/)
   end
 
   it "returns to calling fiber after raise" do
@@ -91,29 +97,45 @@ describe "Fiber#raise" do
 
     fiber_two.resume.should == [:yield_one, :rescued]
   end
-end
 
+  ruby_version_is "3.4" do
+    it "raises on the resumed fiber" do
+      root_fiber = Fiber.current
+      f1 = Fiber.new { root_fiber.transfer }
+      f2 = Fiber.new { f1.resume }
+      f2.transfer
 
-ruby_version_is ""..."3.0" do
-  describe "Fiber#raise" do
-    it "raises a FiberError if invoked on a transferring Fiber" do
-      require "fiber"
-      root = Fiber.current
-      fiber = Fiber.new { root.transfer }
-      fiber.transfer
-      -> { fiber.raise }.should raise_error(FiberError, "cannot resume transferred Fiber")
+      -> do
+        f2.raise(RuntimeError, "Expected error")
+      end.should.raise(RuntimeError, "Expected error")
     end
-  end
-end
 
-ruby_version_is "3.0" do
-  describe "Fiber#raise" do
-    it "transfers and raises on a transferring fiber" do
-      require "fiber"
-      root = Fiber.current
-      fiber = Fiber.new { root.transfer }
-      fiber.transfer
-      -> { fiber.raise "msg" }.should raise_error(RuntimeError, "msg")
+    it "raises on itself" do
+      -> do
+        Fiber.current.raise(RuntimeError, "Expected error")
+      end.should.raise(RuntimeError, "Expected error")
     end
+
+    it "should raise on parent fiber" do
+      f2 = nil
+      f1 = Fiber.new do
+        # This is equivalent to Kernel#raise:
+        f2.raise(RuntimeError, "Expected error")
+      end
+      f2 = Fiber.new do
+        f1.resume
+      end
+
+      -> do
+        f2.resume
+      end.should.raise(RuntimeError, "Expected error")
+    end
+  end
+
+  it "transfers and raises on a transferring fiber" do
+    root = Fiber.current
+    fiber = Fiber.new { root.transfer }
+    fiber.transfer
+    -> { fiber.raise "msg" }.should.raise(RuntimeError, "msg")
   end
 end