From 11dbedfaad4a9a9521ece2198a8dc491678b1902 Mon Sep 17 00:00:00 2001
From: shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 29 Aug 2007 04:06:12 +0000
Subject: add tag v1_8_6_5001

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_6_5001@13304 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ruby_1_8_6/test/ruby/ut_eof.rb | 128 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 ruby_1_8_6/test/ruby/ut_eof.rb

(limited to 'ruby_1_8_6/test/ruby/ut_eof.rb')

diff --git a/ruby_1_8_6/test/ruby/ut_eof.rb b/ruby_1_8_6/test/ruby/ut_eof.rb
new file mode 100644
index 0000000000..e6f6eddd6f
--- /dev/null
+++ b/ruby_1_8_6/test/ruby/ut_eof.rb
@@ -0,0 +1,128 @@
+require 'test/unit'
+
+module TestEOF
+  def test_eof_0
+    open_file("") {|f|
+      assert_equal("", f.read(0))
+      assert_equal("", f.read(0))
+      assert_equal("", f.read)
+      assert_nil(f.read(0))
+      assert_nil(f.read(0))
+    }
+    open_file("") {|f|
+      assert_nil(f.read(1))
+      assert_equal("", f.read)
+      assert_nil(f.read(1))
+    }
+    open_file("") {|f|
+      s = "x"
+      assert_equal("", f.read(nil, s))
+      assert_equal("", s)
+    }
+    open_file("") {|f|
+      s = "x"
+      assert_nil(f.read(10, s))
+      assert_equal("", s)
+    }
+  end
+
+  def test_eof_0_rw
+    return unless respond_to? :open_file_rw
+    open_file_rw("") {|f|
+      assert_equal("", f.read)
+      assert_equal("", f.read)
+      assert_equal(0, f.syswrite(""))
+      assert_equal("", f.read)
+    }
+  end
+
+  def test_eof_1
+    open_file("a") {|f|
+      assert_equal("", f.read(0))
+      assert_equal("a", f.read(1))
+      assert_equal("" , f.read(0))
+      assert_equal("" , f.read(0))
+      assert_equal("", f.read)
+      assert_nil(f.read(0))
+      assert_nil(f.read(0))
+    }
+    open_file("a") {|f|
+      assert_equal("a", f.read(1))
+      assert_nil(f.read(1))
+    }
+    open_file("a") {|f|
+      assert_equal("a", f.read(2))
+      assert_nil(f.read(1))
+      assert_equal("", f.read)
+      assert_nil(f.read(1))
+    }
+    open_file("a") {|f|
+      assert_equal("a", f.read)
+      assert_nil(f.read(1))
+      assert_equal("", f.read)
+      assert_nil(f.read(1))
+    }
+    open_file("a") {|f|
+      assert_equal("a", f.read(2))
+      assert_equal("", f.read)
+      assert_equal("", f.read)
+    }
+    open_file("a") {|f|
+      assert_equal("a", f.read)
+      assert_nil(f.read(0))
+    }
+    open_file("a") {|f|
+      s = "x"
+      assert_equal("a", f.read(nil, s))
+      assert_equal("a", s)
+    }
+    open_file("a") {|f|
+      s = "x"
+      assert_equal("a", f.read(10, s))
+      assert_equal("a", s)
+    }
+  end
+
+  def test_eof_2
+    open_file("") {|f|
+      assert_equal("", f.read)
+      assert(f.eof?)
+    }
+  end
+
+  def test_eof_3
+    open_file("") {|f|
+      assert(f.eof?)
+    }
+  end
+
+  module Seek
+    def open_file_seek(content, pos)
+      open_file(content) do |f|
+        f.seek(pos)
+        yield f
+      end
+    end
+
+    def test_eof_0_seek
+      open_file_seek("", 10) {|f|
+        assert_equal(10, f.pos)
+        assert_equal("", f.read(0))
+        assert_equal("", f.read)
+        assert_nil(f.read(0))
+        assert_equal("", f.read)
+      }
+    end
+
+    def test_eof_1_seek
+      open_file_seek("a", 10) {|f|
+        assert_equal("", f.read)
+        assert_equal("", f.read)
+      }
+      open_file_seek("a", 1) {|f|
+        assert_equal("", f.read)
+        assert_equal("", f.read)
+      }
+    end
+  end
+end
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