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-rw-r--r--actionpack/CHANGELOG.md3
-rw-r--r--actionpack/lib/action_view/helpers/tags/base.rb5
-rw-r--r--actionpack/test/template/form_options_helper_test.rb21
3 files changed, 29 insertions, 0 deletions
diff --git a/actionpack/CHANGELOG.md b/actionpack/CHANGELOG.md
index 24cbe35acc..b731fceb97 100644
--- a/actionpack/CHANGELOG.md
+++ b/actionpack/CHANGELOG.md
@@ -1,5 +1,8 @@
## Rails 4.0.0 (unreleased) ##
+* The `select` method (select tag) forces :include_blank if `required` is true and
+ `display size` is one and `multiple` is not true. *Angelo Capilleri*
+
* Copy literal route constraints to defaults so that url generation know about them.
The copied constraints are `:protocol`, `:subdomain`, `:domain`, `:host` and `:port`.
diff --git a/actionpack/lib/action_view/helpers/tags/base.rb b/actionpack/lib/action_view/helpers/tags/base.rb
index e4f431a6d7..bf209d3a20 100644
--- a/actionpack/lib/action_view/helpers/tags/base.rb
+++ b/actionpack/lib/action_view/helpers/tags/base.rb
@@ -121,6 +121,7 @@ module ActionView
def select_content_tag(option_tags, options, html_options)
html_options = html_options.stringify_keys
add_default_name_and_id(html_options)
+ options[:include_blank] = true if option_required?(html_options)
select = content_tag("select", add_options(option_tags, options, value(object)), html_options)
if html_options["multiple"] && options.fetch(:include_hidden, true)
@@ -129,6 +130,10 @@ module ActionView
select
end
end
+
+ def option_required?(html_options)
+ html_options["required"] && html_options["size"].to_i == 1 && !html_options["multiple"]
+ end
def add_options(option_tags, options, value = nil)
if options[:include_blank]
diff --git a/actionpack/test/template/form_options_helper_test.rb b/actionpack/test/template/form_options_helper_test.rb
index 2c0da8473a..8b3a51bc6d 100644
--- a/actionpack/test/template/form_options_helper_test.rb
+++ b/actionpack/test/template/form_options_helper_test.rb
@@ -633,7 +633,28 @@ class FormOptionsHelperTest < ActionView::TestCase
select("post", "category", [nil, "othervalue"])
)
end
+
+ def test_select_with_included_and_display_size_equals_to_one
+ assert_dom_equal(
+ "<select id=\"post_category\" name=\"post[category]\" required=\"required\" size=\"1\"><option value=\"\"></option>\n<option value=\"abe\">abe</option>\n<option value=\"mus\">mus</option>\n<option value=\"hest\">hest</option></select>",
+ select("post", "category", %w( abe mus hest),{}, :required => true, :size => 1)
+ )
+ end
+
+ def test_select_with_included_and_display_size_no_equals_to_one
+ assert_dom_equal(
+ "<select id=\"post_category\" name=\"post[category]\" required=\"required\" size=\"2\"><option value=\"abe\">abe</option>\n<option value=\"mus\">mus</option>\n<option value=\"hest\">hest</option></select>",
+ select("post", "category", %w( abe mus hest),{}, :required => true, :size => 2)
+ )
+ end
+ def test_select_with_included_and_multiple
+ assert_dom_equal(
+ "<input name=\"post[category][]\" type=\"hidden\" value=\"\"/><select id=\"post_category\" multiple=\"multiple\" name=\"post[category][]\" required=\"required\" size=\"1\"><option value=\"abe\">abe</option>\n<option value=\"mus\">mus</option>\n<option value=\"hest\">hest</option></select>",
+ select("post", "category", %w( abe mus hest), {}, :required => true, :size => 1, :multiple => true)
+ )
+ end
+
def test_select_with_fixnum
@post = Post.new
@post.category = ""