Remove deprecated support to non-keyword arguments #process

3 files changed, 21 insertions, 181 deletions

diff --git a/actionpack/CHANGELOG.md b/actionpack/CHANGELOG.md
index 10c95ad5b7..6e281753c5 100644
--- a/actionpack/CHANGELOG.md
+++ b/actionpack/CHANGELOG.md
@@ -1,3 +1,8 @@
+*   Remove deprecated support to non-keyword arguments in `ActionController::TestCase#process`,
+    `#get`, `#post`, `#patch`, `#put`, `#delete`, and `#head`.
+
+    *Rafael Mendonça França*
+
 *   Remove deprecated `xml_http_request` and `xhr` methods in `ActionController::TestCase`.
 
     *Rafael Mendonça França*
diff --git a/actionpack/lib/action_controller/test_case.rb b/actionpack/lib/action_controller/test_case.rb
index 051cb40381..33c0201951 100644
--- a/actionpack/lib/action_controller/test_case.rb
+++ b/actionpack/lib/action_controller/test_case.rb
@@ -386,40 +386,40 @@ module ActionController
       #
       # Note that the request method is not verified. The different methods are
       # available to make the tests more expressive.
-      def get(action, *args)
-        res = process_with_kwargs("GET", action, *args)
+      def get(action, **args)
+        res = process(action, method: "GET", **args)
         cookies.update res.cookies
         res
       end
 
       # Simulate a POST request with the given parameters and set/volley the response.
       # See +get+ for more details.
-      def post(action, *args)
-        process_with_kwargs("POST", action, *args)
+      def post(action, **args)
+        process(action, method: "POST", **args)
       end
 
       # Simulate a PATCH request with the given parameters and set/volley the response.
       # See +get+ for more details.
-      def patch(action, *args)
-        process_with_kwargs("PATCH", action, *args)
+      def patch(action, **args)
+        process(action, method: "PATCH", **args)
       end
 
       # Simulate a PUT request with the given parameters and set/volley the response.
       # See +get+ for more details.
-      def put(action, *args)
-        process_with_kwargs("PUT", action, *args)
+      def put(action, **args)
+        process(action, method: "PUT", **args)
       end
 
       # Simulate a DELETE request with the given parameters and set/volley the response.
       # See +get+ for more details.
-      def delete(action, *args)
-        process_with_kwargs("DELETE", action, *args)
+      def delete(action, **args)
+        process(action, method: "DELETE", **args)
       end
 
       # Simulate a HEAD request with the given parameters and set/volley the response.
       # See +get+ for more details.
-      def head(action, *args)
-        process_with_kwargs("HEAD", action, *args)
+      def head(action, **args)
+        process(action, method: "HEAD", **args)
       end
 
       # Simulate an HTTP request to +action+ by specifying request method,
@@ -452,36 +452,14 @@ module ActionController
       # respectively which will make tests more expressive.
       #
       # Note that the request method is not verified.
-      def process(action, *args)
+      def process(action, method: "GET", params: {}, session: nil, body: nil, flash: {}, format: nil, xhr: false, as: nil)
         check_required_ivars
 
-        if kwarg_request?(args)
-          parameters, session, body, flash, http_method, format, xhr, as = args[0].values_at(:params, :session, :body, :flash, :method, :format, :xhr, :as)
-        else
-          http_method, parameters, session, flash = args
-          format = nil
-
-          if parameters.is_a?(String) && http_method != "HEAD"
-            body = parameters
-            parameters = nil
-          end
-
-          if parameters || session || flash
-            non_kwarg_request_warning
-          end
-        end
-
         if body
           @request.set_header "RAW_POST_DATA", body
         end
 
-        if http_method
-          http_method = http_method.to_s.upcase
-        else
-          http_method = "GET"
-        end
-
-        parameters ||= {}
+        http_method = method.to_s.upcase
 
         @html_document = nil
 
@@ -502,12 +480,12 @@ module ActionController
           format ||= as
         end
 
+        parameters = params.symbolize_keys
+
         if format
           parameters[:format] = format
         end
 
-        parameters = parameters.symbolize_keys
-
         generated_extras = @routes.generate_extras(parameters.merge(controller: controller_class_name, action: action.to_s))
         generated_path = generated_path(generated_extras)
         query_string_keys = query_parameter_names(generated_extras)
@@ -626,38 +604,6 @@ module ActionController
           env
         end
 
-        def process_with_kwargs(http_method, action, *args)
-          if kwarg_request?(args)
-            args.first.merge!(method: http_method)
-            process(action, *args)
-          else
-            non_kwarg_request_warning if args.any?
-
-            args = args.unshift(http_method)
-            process(action, *args)
-          end
-        end
-
-        REQUEST_KWARGS = %i(params session flash method body xhr)
-        def kwarg_request?(args)
-          args[0].respond_to?(:keys) && (
-            (args[0].key?(:format) && args[0].keys.size == 1) ||
-            args[0].keys.any? { |k| REQUEST_KWARGS.include?(k) }
-          )
-        end
-
-        def non_kwarg_request_warning
-          ActiveSupport::Deprecation.warn(<<-MSG.strip_heredoc)
-            ActionController::TestCase HTTP request methods will accept only
-            keyword arguments in future Rails versions.
-
-            Examples:
-
-            get :show, params: { id: 1 }, session: { user_id: 1 }
-            process :update, method: :post, params: { id: 1 }
-          MSG
-        end
-
         def document_root_element
           html_document.root
         end
diff --git a/actionpack/test/controller/test_case_test.rb b/actionpack/test/controller/test_case_test.rb
index b07e26fb57..82f42e306f 100644
--- a/actionpack/test/controller/test_case_test.rb
+++ b/actionpack/test/controller/test_case_test.rb
@@ -229,14 +229,6 @@ XML
     assert_equal params.to_query, @response.body
   end
 
-  def test_deprecated_body_stream
-    params = Hash[:page, { name: "page name" }, "some key", 123]
-
-    assert_deprecated { post :render_body, params.dup }
-
-    assert_equal params.to_query, @response.body
-  end
-
   def test_document_body_and_params_with_post
     post :test_params, params: { id: 1 }
     assert_equal({ "id"=>"1", "controller"=>"test_case_test/test", "action"=>"test_params" }, ::JSON.parse(@response.body))
@@ -247,21 +239,11 @@ XML
     assert_equal "document body", @response.body
   end
 
-  def test_deprecated_document_body_with_post
-    assert_deprecated { post :render_body, "document body" }
-    assert_equal "document body", @response.body
-  end
-
   def test_document_body_with_put
     put :render_body, body: "document body"
     assert_equal "document body", @response.body
   end
 
-  def test_deprecated_document_body_with_put
-    assert_deprecated { put :render_body, "document body" }
-    assert_equal "document body", @response.body
-  end
-
   def test_head
     head :test_params
     assert_equal 200, @response.status
@@ -272,11 +254,6 @@ XML
     assert_equal "><", flash["test"]
   end
 
-  def test_deprecated_process_with_flash
-    assert_deprecated { process :set_flash, "GET", nil, nil, "test" => "value" }
-    assert_equal ">value<", flash["test"]
-  end
-
   def test_process_with_flash
     process :set_flash,
       method: "GET",
@@ -284,11 +261,6 @@ XML
     assert_equal ">value<", flash["test"]
   end
 
-  def test_deprecated_process_with_flash_now
-    assert_deprecated { process :set_flash_now, "GET", nil, nil, "test_now" => "value_now" }
-    assert_equal ">value_now<", flash["test_now"]
-  end
-
   def test_process_with_flash_now
     process :set_flash_now,
       method: "GET",
@@ -311,14 +283,6 @@ XML
     assert_equal "it works", session[:symbol], "Test session hash should allow indifferent access"
   end
 
-  def test_process_with_session_arg
-    assert_deprecated { process :no_op, "GET", nil, "string" => "value1", symbol: "value2" }
-    assert_equal "value1", session["string"]
-    assert_equal "value1", session[:string]
-    assert_equal "value2", session["symbol"]
-    assert_equal "value2", session[:symbol]
-  end
-
   def test_process_with_session_kwarg
     process :no_op, method: "GET", session: { "string" => "value1", symbol: "value2" }
     assert_equal "value1", session["string"]
@@ -327,15 +291,6 @@ XML
     assert_equal "value2", session[:symbol]
   end
 
-  def test_deprecated_process_merges_session_arg
-    session[:foo] = "bar"
-    assert_deprecated {
-      get :no_op, nil, bar: "baz"
-    }
-    assert_equal "bar", session[:foo]
-    assert_equal "baz", session[:bar]
-  end
-
   def test_process_merges_session_arg
     session[:foo] = "bar"
     get :no_op, session: { bar: "baz" }
@@ -343,15 +298,6 @@ XML
     assert_equal "baz", session[:bar]
   end
 
-  def test_deprecated_merged_session_arg_is_retained_across_requests
-    assert_deprecated {
-      get :no_op, nil, foo: "bar"
-    }
-    assert_equal "bar", session[:foo]
-    get :no_op
-    assert_equal "bar", session[:foo]
-  end
-
   def test_merged_session_arg_is_retained_across_requests
     get :no_op, session: { foo: "bar" }
     assert_equal "bar", session[:foo]
@@ -393,11 +339,6 @@ XML
     assert_equal "/test_case_test/test/test_uri", @response.body
   end
 
-  def test_deprecated_process_with_request_uri_with_params
-    assert_deprecated { process :test_uri, "GET", id: 7 }
-    assert_equal "/test_case_test/test/test_uri/7", @response.body
-  end
-
   def test_process_with_request_uri_with_params
     process :test_uri,
       method: "GET",
@@ -406,12 +347,6 @@ XML
     assert_equal "/test_case_test/test/test_uri/7", @response.body
   end
 
-  def test_deprecated_process_with_request_uri_with_params_with_explicit_uri
-    @request.env["PATH_INFO"] = "/explicit/uri"
-    assert_deprecated { process :test_uri, "GET", id: 7 }
-    assert_equal "/explicit/uri", @response.body
-  end
-
   def test_process_with_request_uri_with_params_with_explicit_uri
     @request.env["PATH_INFO"] = "/explicit/uri"
     process :test_uri, method: "GET", params: { id: 7 }
@@ -491,20 +426,6 @@ XML
     end
   end
 
-  def test_deprecated_params_passing
-    assert_deprecated {
-      get :test_params, page: { name: "Page name", month: "4", year: "2004", day: "6" }
-    }
-    parsed_params = ::JSON.parse(@response.body)
-    assert_equal(
-      {
-        "controller" => "test_case_test/test", "action" => "test_params",
-        "page" => { "name" => "Page name", "month" => "4", "year" => "2004", "day" => "6" }
-      },
-      parsed_params
-    )
-  end
-
   def test_params_passing
     get :test_params, params: {
       page: {
@@ -589,16 +510,6 @@ XML
     )
   end
 
-  def test_deprecated_params_passing_path_parameter_is_string_when_not_html_request
-    assert_deprecated { get :test_params, format: "json", id: 1 }
-    parsed_params = ::JSON.parse(@response.body)
-    assert_equal(
-      { "controller" => "test_case_test/test", "action" => "test_params",
-       "format" => "json", "id" => "1" },
-      parsed_params
-    )
-  end
-
   def test_params_passing_with_frozen_values
     assert_nothing_raised do
       get :test_params, params: {
@@ -683,11 +594,6 @@ XML
     assert_kind_of String, @request.path_parameters[:id]
   end
 
-  def test_deprecared_id_converted_to_string
-    assert_deprecated { get :test_params, id: 20, foo: Object.new }
-    assert_kind_of String, @request.path_parameters[:id]
-  end
-
   def test_array_path_parameter_handled_properly
     with_routing do |set|
       set.draw do
@@ -757,14 +663,6 @@ XML
     assert_equal "it works", session[:symbol], "Test session hash should allow indifferent access"
   end
 
-  def test_deprecated_params_reset_between_post_requests
-    assert_deprecated { post :no_op, foo: "bar" }
-    assert_equal "bar", @request.params[:foo]
-
-    post :no_op
-    assert @request.params[:foo].blank?
-  end
-
   def test_params_reset_between_post_requests
     post :no_op, params: { foo: "bar" }
     assert_equal "bar", @request.params[:foo]
@@ -964,15 +862,6 @@ XML
     assert_equal File.open("#{FILES_DIR}/mona_lisa.jpg", READ_PLAIN).read, uploaded_file.read
   end
 
-  def test_deprecated_action_dispatch_uploaded_file_upload
-    filename = "mona_lisa.jpg"
-    path = "#{FILES_DIR}/#{filename}"
-    assert_deprecated {
-      post :test_file_upload, file: Rack::Test::UploadedFile.new(path, "image/jpg", true)
-    }
-    assert_equal "159528", @response.body
-  end
-
   def test_action_dispatch_uploaded_file_upload
     filename = "mona_lisa.jpg"
     path = "#{FILES_DIR}/#{filename}"