From b2cd318c2e3f4d19813a5c62903319a6683aa561 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bernardo=20de=20P=C3=A1dua?= <berpasan@gmail.com>
Date: Tue, 4 Nov 2008 00:28:17 -0200
Subject: Fix regression bug that made date_select and datetime_select raise a
 Null Pointer Exception when a nil date/datetime was passed and only month and
 year were displayed [#1289 state:committed]

Signed-off-by: David Heinemeier Hansson <david@loudthinking.com>
---
 actionpack/test/template/date_helper_test.rb | 40 ++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

(limited to 'actionpack/test')

diff --git a/actionpack/test/template/date_helper_test.rb b/actionpack/test/template/date_helper_test.rb
index 1a645bccc6..49ba140c23 100644
--- a/actionpack/test/template/date_helper_test.rb
+++ b/actionpack/test/template/date_helper_test.rb
@@ -1149,6 +1149,46 @@ class DateHelperTest < ActionView::TestCase
 
     assert_dom_equal expected, date_select("post", "written_on", :include_blank => true)
   end
+  
+  def test_date_select_with_nil_and_blank_and_order
+    @post = Post.new
+
+    start_year = Time.now.year-5
+    end_year   = Time.now.year+5
+    
+    expected = '<input name="post[written_on(3i)]" type="hidden" id="post_written_on_3i"/>' + "\n"
+    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}">#{Date::MONTHNAMES[i]}</option>\n) }
+    expected << "</select>\n"
+
+    assert_dom_equal expected, date_select("post", "written_on", :order=>[:year, :month], :include_blank=>true)
+  end
+
+  def test_date_select_with_nil_and_blank_and_order
+    @post = Post.new
+
+    start_year = Time.now.year-5
+    end_year   = Time.now.year+5
+
+    expected = '<input name="post[written_on(3i)]" type="hidden" id="post_written_on_3i"/>' + "\n"
+    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}">#{Date::MONTHNAMES[i]}</option>\n) }
+    expected << "</select>\n"
+
+    assert_dom_equal expected, date_select("post", "written_on", :order=>[:year, :month], :include_blank=>true)
+  end
 
   def test_date_select_cant_override_discard_hour
     @post = Post.new
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