Rename TestScheduler* to TestFiber for convention of the test directory

1 files changed, 29 insertions, 0 deletions

diff --git a/test/fiber/test_scheduler.rb b/test/fiber/test_scheduler.rb
new file mode 100644
index 0000000000..f3ea6e8ab6
--- /dev/null
+++ b/test/fiber/test_scheduler.rb
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+require 'test/unit'
+require_relative 'scheduler'
+
+class TestFiberScheduler < Test::Unit::TestCase
+  def test_fiber_without_scheduler
+    # Cannot create fiber without scheduler.
+    assert_raise RuntimeError do
+      Fiber do
+      end
+    end
+  end
+
+  def test_fiber_blocking
+    scheduler = Scheduler.new
+
+    thread = Thread.new do
+      Thread.current.scheduler = scheduler
+
+      # Close is always a blocking operation.
+      IO.pipe.each(&:close)
+    end
+
+    thread.join
+
+    assert_not_empty scheduler.blocking
+    assert_match(/test_fiber\.rb:\d+:in `close'/, scheduler.blocking.last)
+  end
+end