From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/test/io/wait/test_io_wait.rb | 112 ++++++++++++++++++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 jni/ruby/test/io/wait/test_io_wait.rb

(limited to 'jni/ruby/test/io/wait/test_io_wait.rb')

diff --git a/jni/ruby/test/io/wait/test_io_wait.rb b/jni/ruby/test/io/wait/test_io_wait.rb
new file mode 100644
index 0000000..7729d45
--- /dev/null
+++ b/jni/ruby/test/io/wait/test_io_wait.rb
@@ -0,0 +1,112 @@
+# -*- coding: us-ascii -*-
+require 'test/unit'
+require 'timeout'
+require 'socket'
+begin
+  require 'io/wait'
+rescue LoadError
+end
+
+class TestIOWait < Test::Unit::TestCase
+
+  def setup
+    if /mswin|mingw/ =~ RUBY_PLATFORM
+      @r, @w = Socket.pair(Socket::AF_INET, Socket::SOCK_STREAM, 0)
+    else
+      @r, @w = IO.pipe
+    end
+  end
+
+  def teardown
+    @r.close unless @r.closed?
+    @w.close unless @w.closed?
+  end
+
+  def test_nread
+    assert_equal 0, @r.nread
+    @w.syswrite "."
+    sleep 0.1
+    assert_equal 1, @r.nread
+  end
+
+  def test_nread_buffered
+    @w.syswrite ".\n!"
+    assert_equal ".\n", @r.gets
+    assert_equal 1, @r.nread
+  end
+
+  def test_ready?
+    refute @r.ready?, "shouldn't ready, but ready"
+    @w.syswrite "."
+    sleep 0.1
+    assert @r.ready?, "should ready, but not"
+  end
+
+  def test_buffered_ready?
+    @w.syswrite ".\n!"
+    assert_equal ".\n", @r.gets
+    assert @r.ready?
+  end
+
+  def test_wait
+    assert_nil @r.wait(0)
+    @w.syswrite "."
+    sleep 0.1
+    assert_equal @r, @r.wait(0)
+  end
+
+  def test_wait_buffered
+    @w.syswrite ".\n!"
+    assert_equal ".\n", @r.gets
+    assert_equal true, @r.wait(0)
+  end
+
+  def test_wait_forever
+    th = Thread.new { sleep 0.01; @w.syswrite "." }
+    assert_equal @r, @r.wait
+  ensure
+    th.join
+  end
+
+  def test_wait_eof
+    th = Thread.new { sleep 0.01; @w.close }
+    assert_nil @r.wait
+  ensure
+    th.join
+  end
+
+  def test_wait_writable
+    assert_equal @w, @w.wait_writable
+  end
+
+  def test_wait_writable_timeout
+    assert_equal @w, @w.wait_writable(0.01)
+    written = fill_pipe
+    assert_nil @w.wait_writable(0.01)
+    @r.read(written)
+    assert_equal @w, @w.wait_writable(0.01)
+  end
+
+  def test_wait_writable_EPIPE
+    fill_pipe
+    @r.close
+    assert_equal @w, @w.wait_writable
+  end
+
+  def test_wait_writable_closed
+    @w.close
+    assert_raises(IOError) { @w.wait_writable }
+  end
+
+private
+
+  def fill_pipe
+    written = 0
+    buf = " " * 4096
+    begin
+      written += @w.write_nonblock(buf)
+    rescue Errno::EAGAIN, Errno::EWOULDBLOCK
+      return written
+    end while true
+  end
+end if IO.method_defined?(:wait)
-- 
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