test: fix some warnings from 1.9.3dev

3 files changed, 10 insertions, 10 deletions

diff --git a/test/test_epoll.rb b/test/test_epoll.rb
index e3e901c..15358da 100644
--- a/test/test_epoll.rb
+++ b/test/test_epoll.rb
@@ -63,7 +63,7 @@ class TestEpoll < Test::Unit::TestCase
       exit!(1)
     }
     res = Process.waitall
-    res.each { |(pid,status)| assert status.success? }
+    res.each { |(_,status)| assert status.success? }
   end
 
   def test_tcp_connect_nonblock_edge
@@ -217,7 +217,7 @@ class TestEpoll < Test::Unit::TestCase
     assert_nothing_raised do
       4096.times do
         ep = Epoll.new
-        io = ep.to_io
+        assert_kind_of IO, ep.to_io
       end
     end
     assert ! @ep.closed?
@@ -300,7 +300,6 @@ class TestEpoll < Test::Unit::TestCase
       break
     end while true
     @ep.add(@wr, Epoll::OUT | Epoll::IN)
-    i = 0
     assert_equal 0, @ep.wait(nil, 0) { |flags,event| assert false }
   end
 
@@ -396,5 +395,6 @@ class TestEpoll < Test::Unit::TestCase
     assert_raises(IOError) do
       @ep.wait { |flags, obj| tmp << [ flags, obj ] }
     end
+    assert_nil thr.value
   end if RUBY_VERSION == "1.9.3"
 end
diff --git a/test/test_epoll_gc.rb b/test/test_epoll_gc.rb
index c00545d..b0a1868 100644
--- a/test/test_epoll_gc.rb
+++ b/test/test_epoll_gc.rb
@@ -21,7 +21,7 @@ class TestEpollGC < Test::Unit::TestCase
 
   def add_pipe(m, depth = 0)
     if depth > 6000
-      rd, wr = IO.pipe
+      _, wr = IO.pipe
       warn "wr: #{wr.fileno}"
       @ep.__send__(m, wr, Epoll::OUT)
     else
diff --git a/test/test_epoll_optimizations.rb b/test/test_epoll_optimizations.rb
index 0c344b9..bd77397 100644
--- a/test/test_epoll_optimizations.rb
+++ b/test/test_epoll_optimizations.rb
@@ -29,19 +29,19 @@ class TestEpollOptimizations < Test::Unit::TestCase
     assert_nil err
     lines = io.readlines; io.close
     assert_equal 1, lines.grep(/^epoll_ctl/).size
-    assert_match /EPOLL_CTL_ADD/, lines.grep(/^epoll_ctl/)[0]
+    assert_match(/EPOLL_CTL_ADD/, lines.grep(/^epoll_ctl/)[0])
 
     io, err = Strace.me { @ep.set(@wr, Epoll::OUT | Epoll::ONESHOT) }
     assert_nil err
     lines = io.readlines; io.close
     assert_equal 1, lines.grep(/^epoll_ctl/).size
-    assert_match /EPOLL_CTL_MOD/, lines.grep(/^epoll_ctl/)[0]
+    assert_match(/EPOLL_CTL_MOD/, lines.grep(/^epoll_ctl/)[0])
 
     io, err = Strace.me { @ep.set(@wr, Epoll::OUT) }
     assert_nil err
     lines = io.readlines; io.close
     assert_equal 1, lines.grep(/^epoll_ctl/).size
-    assert_match /EPOLL_CTL_MOD/, lines.grep(/^epoll_ctl/)[0]
+    assert_match(/EPOLL_CTL_MOD/, lines.grep(/^epoll_ctl/)[0])
     @wr.close
     @rd.close
 
@@ -50,7 +50,7 @@ class TestEpollOptimizations < Test::Unit::TestCase
     assert_nil err
     lines = io.readlines; io.close
     assert_equal 1, lines.grep(/^epoll_ctl/).size
-    assert_match /EPOLL_CTL_ADD/, lines.grep(/^epoll_ctl/)[0]
+    assert_match(/EPOLL_CTL_ADD/, lines.grep(/^epoll_ctl/)[0])
   end
 
   def test_delete
@@ -61,7 +61,7 @@ class TestEpollOptimizations < Test::Unit::TestCase
     assert_nil err
     lines = io.readlines; io.close
     assert_equal 1, lines.grep(/^epoll_ctl/).size
-    assert_match %r{=\s+0$}, lines.grep(/^epoll_ctl/)[0]
+    assert_match(%r{=\s+0$}, lines.grep(/^epoll_ctl/)[0])
 
     rv = true
     io, err = Strace.me { rv = @ep.delete(@wr) }
@@ -122,7 +122,7 @@ class TestEpollOptimizations < Test::Unit::TestCase
     assert_equal tmp, rv
     assert_nil err
     assert_equal 1, lines.grep(/^epoll_ctl/).size
-    assert_match %r{=\s+0$}, lines.grep(/^epoll_ctl/)[0]
+    assert_match(%r{=\s+0$}, lines.grep(/^epoll_ctl/)[0])
     assert_equal 0, lines.grep(/ENOENT/).size
   end