From c095736002e72d8f00c2c09b0295d2630e4375c7 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Mon, 13 Aug 2018 23:11:34 +0900
Subject: Try to fix a fragile `File#mtime` test.

---
 mrbgems/mruby-io/src/file.c   | 4 ----
 mrbgems/mruby-io/test/file.rb | 8 ++++----
 2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/mrbgems/mruby-io/src/file.c b/mrbgems/mruby-io/src/file.c
index ca21256cc..e65741061 100644
--- a/mrbgems/mruby-io/src/file.c
+++ b/mrbgems/mruby-io/src/file.c
@@ -345,11 +345,7 @@ mrb_file_mtime(mrb_state *mrb, mrb_value self)
   fd = (int)mrb_fixnum(mrb_io_fileno(mrb, self));
   if (fstat(fd, &st) == -1)
     return mrb_false_value();
-#ifndef MRB_WITHOUT_FLOAT
-  return mrb_funcall(mrb, obj, "at", 1, mrb_float_value(mrb, st.st_mtime));
-#else
   return mrb_funcall(mrb, obj, "at", 1, mrb_fixnum_value(st.st_mtime));
-#endif
 }
 
 mrb_value
diff --git a/mrbgems/mruby-io/test/file.rb b/mrbgems/mruby-io/test/file.rb
index ab4678fe9..ca285f5bd 100644
--- a/mrbgems/mruby-io/test/file.rb
+++ b/mrbgems/mruby-io/test/file.rb
@@ -73,12 +73,12 @@ assert('File#mtime') do
     skip "File#mtime require Time"
   end
   begin
-    now = Time.now.to_i
-    mt = 0
     File.open("#{$mrbtest_io_wfname}.mtime", 'w') do |f|
-      mt = f.mtime.to_i
+      assert_equal Time, f.mtime.class
+      File.open("#{$mrbtest_io_wfname}.mtime", 'r') do |f2|
+        assert_equal true, f.mtime == f2.mtime
+      end
     end
-    assert_equal true, mt >= now
   ensure
     File.delete("#{$mrbtest_io_wfname}.mtime")
   end
-- 
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