From 18cb0493d1ec1990a45000b1f3e6d9714a849690 Mon Sep 17 00:00:00 2001
From: Joshua Peek <josh@joshpeek.com>
Date: Sat, 10 Jan 2009 16:02:03 -0600
Subject: Refactor request urlencoded params parsing tests

---
 .../request/url_encoded_params_parsing_test.rb     | 171 +++++++++++++++++++++
 1 file changed, 171 insertions(+)
 create mode 100644 actionpack/test/controller/request/url_encoded_params_parsing_test.rb

(limited to 'actionpack/test/controller/request/url_encoded_params_parsing_test.rb')

diff --git a/actionpack/test/controller/request/url_encoded_params_parsing_test.rb b/actionpack/test/controller/request/url_encoded_params_parsing_test.rb
new file mode 100644
index 0000000000..26a4538ca6
--- /dev/null
+++ b/actionpack/test/controller/request/url_encoded_params_parsing_test.rb
@@ -0,0 +1,171 @@
+require 'abstract_unit'
+
+class UrlEncodedParamsParsingTest < ActionController::IntegrationTest
+  class TestController < ActionController::Base
+    class << self
+      attr_accessor :last_request_parameters, :last_request_type
+    end
+
+    def parse
+      self.class.last_request_parameters = request.request_parameters
+      head :ok
+    end
+  end
+
+  def teardown
+    TestController.last_request_parameters = nil
+  end
+
+  test "parses unbalanced query string with array" do
+    assert_parses(
+       {'location' => ["1", "2"], 'age_group' => ["2"]},
+      "location[]=1&location[]=2&age_group[]=2"
+    )
+  end
+
+  test "parses nested hash" do
+    query = [
+      "note[viewers][viewer][][type]=User",
+      "note[viewers][viewer][][id]=1",
+      "note[viewers][viewer][][type]=Group",
+      "note[viewers][viewer][][id]=2"
+    ].join("&")
+
+    expected = { "note" => { "viewers"=>{"viewer"=>[{ "id"=>"1", "type"=>"User"}, {"type"=>"Group", "id"=>"2"} ]} } }
+    assert_parses(expected, query)
+  end
+
+  test "parses more complex nesting" do
+    query = [
+      "customers[boston][first][name]=David",
+      "customers[boston][first][url]=http://David",
+      "customers[boston][second][name]=Allan",
+      "customers[boston][second][url]=http://Allan",
+      "something_else=blah",
+      "something_nil=",
+      "something_empty=",
+      "products[first]=Apple Computer",
+      "products[second]=Pc",
+      "=Save"
+    ].join("&")
+
+    expected =  {
+      "customers" => {
+        "boston" => {
+          "first" => {
+            "name" => "David",
+            "url" => "http://David"
+          },
+          "second" => {
+            "name" => "Allan",
+            "url" => "http://Allan"
+          }
+        }
+      },
+      "something_else" => "blah",
+      "something_empty" => "",
+      "something_nil" => "",
+      "products" => {
+        "first" => "Apple Computer",
+        "second" => "Pc"
+      }
+    }
+
+    assert_parses expected, query
+  end
+
+  test "parses params with array" do
+    query = "selected[]=1&selected[]=2&selected[]=3"
+    expected = { "selected" => [ "1", "2", "3" ] }
+    assert_parses expected, query
+  end
+
+  test "parses params with non alphanumeric name" do
+    query     = "a/b[c]=d"
+    expected  = { "a/b" => { "c" => "d" }}
+    assert_parses expected, query
+  end
+
+  test "parses params with single brackets in the middle" do
+    query     = "a/b[c]d=e"
+    expected  = { "a/b" => {} }
+    assert_parses expected, query
+  end
+
+  test "parses params with separated brackets" do
+    query     = "a/b@[c]d[e]=f"
+    expected  = { "a/b@" => { }}
+    assert_parses expected, query
+  end
+
+  test "parses params with separated brackets and array" do
+    query     = "a/b@[c]d[e][]=f"
+    expected  = { "a/b@" => { }}
+    assert_parses expected, query
+  end
+
+  test "parses params with unmatched brackets and array" do
+    query     = "a/b@[c][d[e][]=f"
+    expected  = { "a/b@" => { "c" => { }}}
+    assert_parses expected, query
+  end
+
+  test "parses params with nil key" do
+    query    = "=&test2=value1"
+    expected = { "test2" => "value1" }
+    assert_parses expected, query
+  end
+
+  test "parses params with array prefix and hashes" do
+    query    = "a[][b][c]=d"
+    expected = {"a" => [{"b" => {"c" => "d"}}]}
+    assert_parses expected, query
+  end
+
+  test "parses params with complex nesting" do
+    query    = "a[][b][c][][d][]=e"
+    expected = {"a" => [{"b" => {"c" => [{"d" => ["e"]}]}}]}
+    assert_parses expected, query
+  end
+
+  test "parses params with file path" do
+    query = [
+      "customers[boston][first][name]=David",
+      "something_else=blah",
+      "logo=#{File.expand_path(__FILE__)}"
+    ].join("&")
+
+    expected = {
+      "customers" => {
+        "boston" => {
+          "first" => {
+            "name" => "David"
+          }
+        }
+      },
+      "something_else" => "blah",
+      "logo" => File.expand_path(__FILE__),
+    }
+
+    assert_parses expected, query
+  end
+
+
+  private
+    def with_test_routing
+      with_routing do |set|
+        set.draw do |map|
+          map.connect ':action', :controller => "url_encoded_params_parsing_test/test"
+        end
+        yield
+      end
+    end
+
+    def assert_parses(expected, actual)
+      with_test_routing do
+        post "/parse", actual
+        assert_response :ok
+        assert_equal(expected, TestController.last_request_parameters)
+      end
+    end
+end
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