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ruby-changes:54565

From: nagachika <ko1@a...>
Date: Thu, 10 Jan 2019 23:46:46 +0900 (JST)
Subject: [ruby-changes:54565] nagachika:r66780 (ruby_2_5): merge revision(s) 63823, 63839: [Backport #14890]

nagachika	2019-01-10 23:46:41 +0900 (Thu, 10 Jan 2019)

  New Revision: 66780

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=66780

  Log:
    merge revision(s) 63823,63839: [Backport #14890]
    
    time.c: [DOC] Time#localtime
    
    * time.c: state that Time#localtime does nothing when nothing
      changes.  [ruby-core:87675] [Bug #14880]
    
    skip test_localtime_zone if force_tz_test is false
    
    For example Solaris
    https://rubyci.org/logs/rubyci.s3.amazonaws.com/unstable10x/ruby-trunk/log/20180703T091803Z.fail.html.gz

  Modified directories:
    branches/ruby_2_5/
  Modified files:
    branches/ruby_2_5/spec/ruby/core/time/localtime_spec.rb
    branches/ruby_2_5/test/ruby/test_time_tz.rb
    branches/ruby_2_5/time.c
    branches/ruby_2_5/version.h
Index: ruby_2_5/test/ruby/test_time_tz.rb
===================================================================
--- ruby_2_5/test/ruby/test_time_tz.rb	(revision 66779)
+++ ruby_2_5/test/ruby/test_time_tz.rb	(revision 66780)
@@ -107,6 +107,18 @@ class TestTimeTZ < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/ruby_2_5/test/ruby/test_time_tz.rb#L107
     assert_equal(expected, real, m)
   end
 
+  def test_localtime_zone
+    t = with_tz("America/Los_Angeles") {
+      Time.local(2000, 1, 1)
+    }
+    skip "force_tz_test is false on this environment" unless t
+    z1 = t.zone
+    z2 = with_tz(tz="Asia/Singapore") {
+      t.localtime.zone
+    }
+    assert_equal(z2, z1)
+  end
+
   def test_america_los_angeles
     with_tz(tz="America/Los_Angeles") {
       assert_time_constructor(tz, "2007-03-11 03:00:00 -0700", :local, [2007,3,11,2,0,0])
Index: ruby_2_5/version.h
===================================================================
--- ruby_2_5/version.h	(revision 66779)
+++ ruby_2_5/version.h	(revision 66780)
@@ -1,6 +1,6 @@ https://github.com/ruby/ruby/blob/trunk/ruby_2_5/version.h#L1
 #define RUBY_VERSION "2.5.4"
 #define RUBY_RELEASE_DATE "2019-01-10"
-#define RUBY_PATCHLEVEL 126
+#define RUBY_PATCHLEVEL 127
 
 #define RUBY_RELEASE_YEAR 2019
 #define RUBY_RELEASE_MONTH 1
Index: ruby_2_5/time.c
===================================================================
--- ruby_2_5/time.c	(revision 66779)
+++ ruby_2_5/time.c	(revision 66780)
@@ -3410,6 +3410,9 @@ time_localtime(VALUE time) https://github.com/ruby/ruby/blob/trunk/ruby_2_5/time.c#L3410
  *
  *     t.localtime("+09:00")                   #=> 2000-01-02 05:15:01 +0900
  *     t.utc?                                  #=> false
+ *
+ *  If +utc_offset+ is not given and _time_ is local time, just return
+ *  the receiver.
  */
 
 static VALUE
Index: ruby_2_5/spec/ruby/core/time/localtime_spec.rb
===================================================================
--- ruby_2_5/spec/ruby/core/time/localtime_spec.rb	(revision 66779)
+++ ruby_2_5/spec/ruby/core/time/localtime_spec.rb	(revision 66780)
@@ -90,6 +90,19 @@ describe "Time#localtime" do https://github.com/ruby/ruby/blob/trunk/ruby_2_5/spec/ruby/core/time/localtime_spec.rb#L90
 
       t.utc_offset.should == -18000
     end
+
+    it "does nothing if already in a local time zone" do
+      time = with_timezone("America/New_York") do
+        break Time.new(2005, 2, 27, 22, 50, 0)
+      end
+      zone = time.zone
+
+      with_timezone("Europe/Amsterdam") do
+        time.localtime
+      end
+
+      time.zone.should == zone
+    end
   end
 
   describe "with an argument that responds to #to_str" do
Index: ruby_2_5
===================================================================
--- ruby_2_5	(revision 66779)
+++ ruby_2_5	(revision 66780)

Property changes on: ruby_2_5
___________________________________________________________________
Modified: svn:mergeinfo
## -0,0 +0,1 ##
   Merged /trunk:r63823,63839

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