1 files changed, 5 insertions, 23 deletions
diff --git a/mrbgems/mruby-sprintf/test/sprintf.rb b/mrbgems/mruby-sprintf/test/sprintf.rb
index 137812ae7..0eb51f557 100644
--- a/mrbgems/mruby-sprintf/test/sprintf.rb
+++ b/mrbgems/mruby-sprintf/test/sprintf.rb
@@ -8,6 +8,11 @@ assert('String#%') do
   assert_equal 15, ("%b" % (1<<14)).size
   skip unless Object.const_defined?(:Float)
   assert_equal "1.0", "%3.1f" % 1.01
+  assert_equal " 123456789.12", "% 4.2f" % 123456789.123456789
+  assert_equal "123456789.12", "%-4.2f" % 123456789.123456789
+  assert_equal "+123456789.12", "%+4.2f" % 123456789.123456789
+  assert_equal "123456789.12", "%04.2f" % 123456789.123456789
+  assert_equal "00000000123456789.12", "%020.2f" % 123456789.123456789
 end
 
 assert('String#% with inf') do
@@ -68,29 +73,6 @@ assert('String#% with nan') do
   assert_equal "  NaN", "% 5f" % nan
 end
 
-assert("String#% with invalid chr") do
-  begin
-    class Fixnum
-      alias_method :chr_, :chr if method_defined?(:chr)
-
-      def chr
-        nil
-      end
-    end
-
-    assert_raise TypeError do
-      "%c" % 0x80
-    end
-  ensure
-    class Fixnum
-      if method_defined?(:chr_)
-        alias_method :chr, :chr_
-        remove_method :chr_
-      end
-    end
-  end
-end
-
 assert("String#% %b") do
   assert_equal("..10115", "%0b5" % -5)
 end