From 162cc94d15683be9b45bb70b40cfdb3f040b74e2 Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 24 Dec 2007 08:57:09 +0000
Subject: refine a test.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14592 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_m17n.rb | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

(limited to 'test')

diff --git a/test/ruby/test_m17n.rb b/test/ruby/test_m17n.rb
index a6a85628cd..0b7600b47b 100644
--- a/test/ruby/test_m17n.rb
+++ b/test/ruby/test_m17n.rb
@@ -84,10 +84,13 @@ class TestM17N < Test::Unit::TestCase
     a("."), e("."), s("."), u("."),
 
     # single character
-    a("\x80"),
-    e("\xa1\xa1"), e("\x8e\xa1"), e("\x8f\xa1\xa1"),
-    s("\x81\x40"), s("\xa1"),
-    u("\xc2\x80"),
+    a("\x80"), a("\xff"),
+    e("\xa1\xa1"), e("\xfe\xfe"),
+    e("\x8e\xa1"), e("\x8e\xfe"),
+    e("\x8f\xa1\xa1"), e("\x8f\xfe\xfe"),
+    s("\x81\x40"), s("\xfc\xfc"),
+    s("\xa1"), s("\xdf"),
+    u("\xc2\x80"), u("\xf4\x8f\xbf\xbf"),
 
     # same byte sequence
     a("\xc2\xa1"), e("\xc2\xa1"), s("\xc2\xa1"), u("\xc2\xa1"),
@@ -1821,10 +1824,16 @@ class TestM17N < Test::Unit::TestCase
       e("\xA1\xA1"),
       e("\xFE\xFE")
     ]
-    starts.each {|s0|
+    STRINGS.each {|s0|
+      next if s0.empty?
       s = s0.dup
       n = 1000
+      h = {}
       n.times {|i|
+        if h[s]
+          assert(false, "#{encdump s} cycle with succ! #{i-h[s]} times")
+        end
+        h[s] = i
         assert_operator(s.length, :<=, s0.length + Math.log2(i+1) + 1, "#{encdump s0} succ! #{i} times => #{encdump s}")
         s.succ!
       }
-- 
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