From 8d7c52dbe21f1bbd423860c7bab21a9f8ce487c2 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 29 Mar 2013 07:51:08 +0000
Subject: io.c: get rid of IOError when skipped while iteration

* io.c (argf_close): deal with init flag.
* io.c (argf_block_call_i, argf_block_call): forward next file if
  skipped while iteration, to get rid of IOError.  [ruby-list:49185]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39996 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_argf.rb | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

(limited to 'test/ruby/test_argf.rb')

diff --git a/test/ruby/test_argf.rb b/test/ruby/test_argf.rb
index 1bccac0ffa..979b66765b 100644
--- a/test/ruby/test_argf.rb
+++ b/test/ruby/test_argf.rb
@@ -683,6 +683,44 @@ class TestArgf < Test::Unit::TestCase
     end
   end
 
+  def test_skip_in_each_line
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      ARGF.each_line {|l| print l; ARGF.skip}
+    SRC
+      assert_equal("1\n3\n5\n", f.read, '[ruby-list:49185]')
+    end
+  end
+
+  def test_skip_in_each_byte
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      ARGF.each_byte {|l| print l; ARGF.skip}
+    SRC
+      assert_equal("135".unpack("C*").join(""), f.read, '[ruby-list:49185]')
+    end
+  end
+
+  def test_skip_in_each_char
+    [[@t1, "\u{3042}"], [@t2, "\u{3044}"], [@t3, "\u{3046}"]].each do |f, s|
+      File.write(f.path, s, mode: "w:utf-8")
+    end
+    ruby('-Eutf-8', '-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      ARGF.each_char {|l| print l; ARGF.skip}
+    SRC
+      assert_equal("\u{3042 3044 3046}", f.read, '[ruby-list:49185]')
+    end
+  end
+
+  def test_skip_in_each_codepoint
+    [[@t1, "\u{3042}"], [@t2, "\u{3044}"], [@t3, "\u{3046}"]].each do |f, s|
+      File.write(f.path, s, mode: "w:utf-8")
+    end
+    ruby('-Eutf-8', '-Eutf-8', '-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      ARGF.each_codepoint {|l| printf "%x:", l; ARGF.skip}
+    SRC
+      assert_equal("3042:3044:3046:", f.read, '[ruby-list:49185]')
+    end
+  end
+
   def test_close
     ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
       ARGF.close
-- 
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