From c8d27afcd6b5cee8cc0d5aac1f67e81fdc2971ac Mon Sep 17 00:00:00 2001
From: mame <mame@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 24 Apr 2008 13:38:01 +0000
Subject: [PATCH] * test/ruby/test_comparable.rb: new tests for Comparable, to
 achieve   100% test coverage of compar.c.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16181 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog                    |  5 +++
 test/ruby/test_comparable.rb | 66 ++++++++++++++++++++++++++++++++++++
 2 files changed, 71 insertions(+)
 create mode 100644 test/ruby/test_comparable.rb

diff --git a/ChangeLog b/ChangeLog
index 07815672e7..8981e88cc6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Thu Apr 24 22:34:52 2008  Yusuke Endoh  <mame@tsg.ne.jp>
+
+	* test/ruby/test_comparable.rb: new tests for Comparable, to achieve
+	  100% test coverage of compar.c.
+
 Thu Apr 24 17:19:01 2008  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* ruby.c (process_options): set safe_level before loading script.
diff --git a/test/ruby/test_comparable.rb b/test/ruby/test_comparable.rb
new file mode 100644
index 0000000000..e558b190f0
--- /dev/null
+++ b/test/ruby/test_comparable.rb
@@ -0,0 +1,66 @@
+require 'test/unit'
+
+class TestComparable < Test::Unit::TestCase
+  def setup
+    @o = Object.new
+    @o.extend(Comparable)
+  end
+
+  def test_equal
+    def @o.<=>(x); 0; end
+    assert_equal(true, @o == nil)
+    def @o.<=>(x); 1; end
+    assert_equal(false, @o == nil)
+    def @o.<=>(x); raise; end
+    assert_equal(false, @o == nil)
+  end
+
+  def test_gt
+    def @o.<=>(x); 1; end
+    assert_equal(true, @o > nil)
+    def @o.<=>(x); 0; end
+    assert_equal(false, @o > nil)
+    def @o.<=>(x); -1; end
+    assert_equal(false, @o > nil)
+  end
+
+  def test_ge
+    def @o.<=>(x); 1; end
+    assert_equal(true, @o >= nil)
+    def @o.<=>(x); 0; end
+    assert_equal(true, @o >= nil)
+    def @o.<=>(x); -1; end
+    assert_equal(false, @o >= nil)
+  end
+
+  def test_lt
+    def @o.<=>(x); 1; end
+    assert_equal(false, @o < nil)
+    def @o.<=>(x); 0; end
+    assert_equal(false, @o < nil)
+    def @o.<=>(x); -1; end
+    assert_equal(true, @o < nil)
+  end
+
+  def test_le
+    def @o.<=>(x); 1; end
+    assert_equal(false, @o <= nil)
+    def @o.<=>(x); 0; end
+    assert_equal(true, @o <= nil)
+    def @o.<=>(x); -1; end
+    assert_equal(true, @o <= nil)
+  end
+
+  def test_between
+    def @o.<=>(x); 0 <=> x end
+    assert_equal(false, @o.between?(1, 2))
+    assert_equal(false, @o.between?(-2, -1))
+    assert_equal(true, @o.between?(-1, 1))
+    assert_equal(true, @o.between?(0, 0))
+  end
+
+  def test_err
+    assert_raise(ArgumentError) { 1.0 < nil }
+    assert_raise(ArgumentError) { 1.0 < Object.new }
+  end
+end