From 7f32a85464feb2a5c980e53491e0de83e3666f98 Mon Sep 17 00:00:00 2001
From: Jeremy Kemper <jeremy@bitsweat.net>
Date: Wed, 20 Dec 2006 18:39:41 +0000
Subject: Fix date helper :include_blank regression. Closes #3811. [mhw]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5759 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 actionpack/lib/action_view/helpers/date_helper.rb |  2 +-
 actionpack/test/template/date_helper_test.rb      | 43 +++++++++++++++++++++++
 2 files changed, 44 insertions(+), 1 deletion(-)

diff --git a/actionpack/lib/action_view/helpers/date_helper.rb b/actionpack/lib/action_view/helpers/date_helper.rb
index 6123cd9114..19dc90caa3 100755
--- a/actionpack/lib/action_view/helpers/date_helper.rb
+++ b/actionpack/lib/action_view/helpers/date_helper.rb
@@ -361,7 +361,7 @@ module ActionView
           defaults = { :discard_type => true }
           options  = defaults.merge(options)
           datetime = value(object)
-          datetime ||= Time.now if options[:include_blank]
+          datetime ||= Time.now unless options[:include_blank]
 
           position = { :year => 1, :month => 2, :day => 3, :hour => 4, :minute => 5, :second => 6 }
 
diff --git a/actionpack/test/template/date_helper_test.rb b/actionpack/test/template/date_helper_test.rb
index c03ba69f3f..7bb6b17f5d 100755
--- a/actionpack/test/template/date_helper_test.rb
+++ b/actionpack/test/template/date_helper_test.rb
@@ -863,6 +863,49 @@ class DateHelperTest < Test::Unit::TestCase
     assert_equal expected, date_select("post", "written_on", :order => [:day, :month, :year])
   end
 
+  def test_date_select_with_nil
+    @post = Post.new
+
+    start_year = Time.now.year-5
+    end_year   = Time.now.year+5
+    expected =   %{<select id="post_written_on_1i" name="post[written_on(1i)]">\n}
+    start_year.upto(end_year) { |i| expected << %(<option value="#{i}"#{' selected="selected"' if i == Time.now.year}>#{i}</option>\n) }
+    expected << "</select>\n"
+
+    expected << %{<select id="post_written_on_2i" name="post[written_on(2i)]">\n}
+    1.upto(12) { |i| expected << %(<option value="#{i}"#{' selected="selected"' if i == Time.now.month}>#{Time.now.change(:month => i).strftime("%B")}</option>\n) }
+    expected << "</select>\n"
+
+    expected << %{<select id="post_written_on_3i" name="post[written_on(3i)]">\n}
+    1.upto(31) { |i| expected << %(<option value="#{i}"#{' selected="selected"' if i == Time.now.day}>#{i}</option>\n) }
+    expected << "</select>\n"
+
+    assert_equal expected, date_select("post", "written_on")
+  end
+
+  def test_date_select_with_nil_and_blank
+    @post = Post.new
+
+    start_year = Time.now.year-5
+    end_year   = Time.now.year+5
+    expected =   %{<select id="post_written_on_1i" name="post[written_on(1i)]">\n}
+    expected << "<option value=\"\"></option>\n"
+    start_year.upto(end_year) { |i| expected << %(<option value="#{i}">#{i}</option>\n) }
+    expected << "</select>\n"
+
+    expected << %{<select id="post_written_on_2i" name="post[written_on(2i)]">\n}
+    expected << "<option value=\"\"></option>\n"
+    1.upto(12) { |i| expected << %(<option value="#{i}">#{Time.now.change(:month => i).strftime("%B")}</option>\n) }
+    expected << "</select>\n"
+
+    expected << %{<select id="post_written_on_3i" name="post[written_on(3i)]">\n}
+    expected << "<option value=\"\"></option>\n"
+    1.upto(31) { |i| expected << %(<option value="#{i}">#{i}</option>\n) }
+    expected << "</select>\n"
+
+    assert_equal expected, date_select("post", "written_on", :include_blank => true)
+  end
+
   def test_date_select_cant_override_discard_hour
     @post = Post.new
     @post.written_on = Date.new(2004, 6, 15)
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