akr	2016-05-17 17:25:58 +0900 (Tue, 17 May 2016)

  New Revision: 55025

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=55025

  Log:
    forgot to commit.

  Added directories:
    trunk/ext/-test-/testutil/
  Added files:
    trunk/ext/-test-/testutil/extconf.rb
    trunk/ext/-test-/testutil/init.c
    trunk/ext/-test-/testutil/integer.c
Index: ext/-test-/testutil/init.c
===================================================================
--- ext/-test-/testutil/init.c	(revision 0)
+++ ext/-test-/testutil/init.c	(revision 55025)
@@ -0,0 +1,11 @@ https://github.com/ruby/ruby/blob/trunk/ext/-test-/testutil/init.c#L1
+#include "ruby.h"
+
+#define init(n) {void Init_##n(VALUE klass); Init_##n(klass);}
+
+void
+Init_testutil(void)
+{
+    VALUE mBug = rb_define_module("Bug");
+    VALUE klass = rb_define_class_under(mBug, "TestUtil", rb_cObject);
+    TEST_INIT_FUNCS(init);
+}
Index: ext/-test-/testutil/extconf.rb
===================================================================
--- ext/-test-/testutil/extconf.rb	(revision 0)
+++ ext/-test-/testutil/extconf.rb	(revision 55025)
@@ -0,0 +1,8 @@ https://github.com/ruby/ruby/blob/trunk/ext/-test-/testutil/extconf.rb#L1
+# frozen_string_literal: false
+$INCFLAGS << " -I$(topdir) -I$(top_srcdir)"
+$srcs = Dir[File.join($srcdir, "*.{#{SRC_EXT.join(%q{,})}}")]
+inits = $srcs.map {|s| File.basename(s, ".*")}
+inits.delete("init")
+inits.map! {|s|"X(#{s})"}
+$defs << "-DTEST_INIT_FUNCS(X)=\"#{inits.join(' ')}\""
+create_makefile("-test-/testutil")
Index: ext/-test-/testutil/integer.c
===================================================================
--- ext/-test-/testutil/integer.c	(revision 0)
+++ ext/-test-/testutil/integer.c	(revision 55025)
@@ -0,0 +1,29 @@ https://github.com/ruby/ruby/blob/trunk/ext/-test-/testutil/integer.c#L1
+#include "internal.h"
+
+static VALUE
+int_bignum_p(VALUE self)
+{
+    return RB_TYPE_P(self, T_BIGNUM) ? Qtrue : Qfalse;
+}
+
+static VALUE
+int_fixnum_p(VALUE self)
+{
+    return FIXNUM_P(self) ? Qtrue : Qfalse;
+}
+
+static VALUE
+rb_int_to_bignum(VALUE x)
+{
+    if (FIXNUM_P(x))
+        x = rb_int2big(FIX2LONG(x));
+    return x;
+}
+
+void
+Init_integer(VALUE klass)
+{
+    rb_define_method(rb_cInteger, "bignum?", int_bignum_p, 0);
+    rb_define_method(rb_cInteger, "fixnum?", int_fixnum_p, 0);
+    rb_define_method(rb_cInteger, "to_bignum", rb_int_to_bignum, 0);
+}

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