From 5320f8846b207ba45d56f357b17b6e6914c475f7 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 24 Jan 2016 05:30:54 +0000
Subject: test_io_wait.rb: wait_readable

* test/io/wait/test_io_wait.rb: add tests for IO#wait_readable,
  same as IO#wait.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53640 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/io/wait/test_io_wait.rb | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'test/io')

diff --git a/test/io/wait/test_io_wait.rb b/test/io/wait/test_io_wait.rb
index 637917d510..a19d2a1ea9 100644
--- a/test/io/wait/test_io_wait.rb
+++ b/test/io/wait/test_io_wait.rb
@@ -80,6 +80,37 @@ class TestIOWait < Test::Unit::TestCase
     th.join
   end
 
+  def test_wait_readable
+    assert_nil @r.wait_readable(0)
+    @w.syswrite "."
+    sleep 0.1
+    assert_equal @r, @r.wait_readable(0)
+  end
+
+  def test_wait_readable_buffered
+    @w.syswrite ".\n!"
+    assert_equal ".\n", @r.gets
+    assert_equal true, @r.wait_readable(0)
+  end
+
+  def test_wait_readable_forever
+    th = Thread.new { sleep 0.01; @w.syswrite "." }
+    assert_equal @r, @r.wait_readable
+  ensure
+    th.join
+  end
+
+  def test_wait_readable_eof
+    th = Thread.new { sleep 0.01; @w.close }
+    ret = nil
+    assert_nothing_raised(Timeout::Error) do
+      Timeout.timeout(0.1) { ret = @r.wait_readable }
+    end
+    assert_equal @r, ret
+  ensure
+    th.join
+  end
+
   def test_wait_writable
     assert_equal @w, @w.wait_writable
   end
-- 
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