raise and expect an exception instead

lib/action_view/helpers/dynamic_form.rb

@@ -2,6 +2,7 @@
 require 'active_support/i18n'
 require 'active_support/core_ext/enumerable'
 require 'active_support/core_ext/object/blank'
+class BrokenFeatureError < RuntimeError; end
 
 module ActionView
   module Helpers
@@ -16,7 +17,7 @@ module DynamicForm
       #   input("post", "title")
       #   # => <input id="post_title" name="post[title]" size="30" type="text" value="Hello World" />
       def input(record_name, method, options = {})
-        raise 'this is dead code, do not use.'
+        raise_broken_code_error
         InstanceTag.new(record_name, method, self).to_tag(options)
       end
 
@@ -80,7 +81,7 @@ def form(record_name, options = {})
 
         submit_value = options[:submit_value] || options[:action].gsub(/[^\w]/, '').capitalize
 
-        raise "unsupported code, do not use!"
+        raise_broken_code_error
         contents = form_tag({:action => action}, :method =>(options[:method] || 'post'), :enctype => options[:multipart] ? 'multipart/form-data': nil)
         contents.safe_concat hidden_field(record_name, :id) if record.persisted?
         contents.safe_concat all_input_tags(record, record_name, options)
@@ -247,6 +248,11 @@ def error_messages_for(*params)
 
     private
 
+      def raise_broken_code_error
+        raise BrokenFeatureError,
+          "This feature is currently broken, please open a pull request at https://github.com/payrollhero/dynamic_form to have it reviewed and released."
+      end
+
       def all_input_tags(record, record_name, options)
         input_block = options[:input_block] || default_input_block
         record.class.content_columns.collect{ |column| input_block.call(record_name, column) }.join("\n")

test/dynamic_form_test.rb

@@ -130,11 +130,11 @@ def url_for(options)
   end
 
   def test_generic_input_tag
-    return true # unsupported
-
+    assert_raise(BrokenFeatureError) do
     assert_dom_equal(
       %(<input id="post_title" name="post[title]" size="30" type="text" value="Hello World" />), input("post", "title")
     )
+    end
   end
 
   def test_text_area_with_errors
@@ -169,8 +169,12 @@ def test_field_error_proc
   end
 
   def test_form_with_string
-    return true # unsupported
+    assert_raise(BrokenFeatureError) do
+      inner_test_form_with_string
+    end
+  end
 
+  def inner_test_form_with_string
     assert_dom_equal(
       %(<form accept-charset="UTF-8" action="create" method="post"><div style="margin:0;padding:0;display:inline"><input name="utf8" type="hidden" value="&#x2713;" /></div><p><label for="post_title">Title</label><br /><input id="post_title" name="post[title]" size="30" type="text" value="Hello World" /></p>\n<p><label for="post_body">Body</label><br /><div class="field_with_errors"><textarea cols="40" id="post_body" name="post[body]" rows="20">Back to the hill and over it again!</textarea></div></p><input name="commit" type="submit" value="Create" /></form>),
       form("post")
@@ -191,8 +195,12 @@ def id() 1 end
   end
 
   def test_form_with_protect_against_forgery
-    return true # unsupported
+    assert_raise(BrokenFeatureError) do
+      inner_test_form_with_protect_against_forgery
+    end
+  end
 
+  def inner_test_form_with_protect_against_forgery
     @protect_against_forgery = true
     @request_forgery_protection_token = 'authenticity_token'
     @form_authenticity_token = '123'
@@ -203,26 +211,34 @@ def test_form_with_protect_against_forgery
   end
 
   def test_form_with_method_option
-    return true # unsupported
+    assert_raise(BrokenFeatureError) do
+      test_form_with_method_option
+    end
+  end
 
+  def inner_test_form_with_method_option
     assert_dom_equal(
       %(<form accept-charset="UTF-8" action="create" method="get"><div style="margin:0;padding:0;display:inline"><input name="utf8" type="hidden" value="&#x2713;" /></div><p><label for="post_title">Title</label><br /><input id="post_title" name="post[title]" size="30" type="text" value="Hello World" /></p>\n<p><label for="post_body">Body</label><br /><div class="field_with_errors"><textarea cols="40" id="post_body" name="post[body]" rows="20">Back to the hill and over it again!</textarea></div></p><input name="commit" type="submit" value="Create" /></form>),
       form("post", :method=>'get')
     )
   end
 
   def test_form_with_action_option
-    return true # unsupported
-
+    assert_raise(BrokenFeatureError) do
     output_buffer << form("post", :action => "sign")
     assert_select "form[action=sign]" do |form|
       assert_select "input[type=submit][value=Sign]"
     end
+    end
   end
 
   def test_form_with_date
-    return true # unsupported
+    assert_raise(BrokenFeatureError) do
+      inner_test_form_with_date
+    end
+  end
 
+  def inner_test_form_with_date
     silence_warnings do
       def Post.content_columns() [ Column.new(:date, "written_on", "Written on") ] end
     end
@@ -234,8 +250,12 @@ def Post.content_columns() [ Column.new(:date, "written_on", "Written on") ] end
   end
 
   def test_form_with_datetime
-    return true # unsupported
+    assert_raise(BrokenFeatureError) do
+      inner_test_form_with_datetime
+    end
+  end
 
+  def inner_test_form_with_datetime
     silence_warnings do
       def Post.content_columns() [ Column.new(:datetime, "written_on", "Written on") ] end
     end
@@ -347,12 +367,12 @@ def test_error_messages_for_model_objects
   end
 
   def test_form_with_string_multipart
-    return true # unsupported
-
+    assert_raise(BrokenFeatureError) do
     assert_dom_equal(
       %(<form accept-charset="UTF-8" action="create" enctype="multipart/form-data" method="post"><input name="utf8" type="hidden" value="&#x2713;" autocomplete="off" /><p><label for="post_title">Title</label><br /><input id="post_title" name="post[title]" size="30" type="text" value="Hello World" /></p>\n<p><label for="post_body">Body</label><br /><div class="field_with_errors"><textarea cols="40" id="post_body" name="post[body]" rows="20">Back to the hill and over it again!</textarea></div></p><input name="commit" type="submit" value="Create" /></form>),
       form("post", :multipart => true)
     )
+    end
   end
 
   def test_default_form_builder_with_dynamic_form_helpers