我们的代码:
describe "GET show" do
it "assigns the requested subcategory as @subcategory" do
subcategory = Subcategory.create! valid_attributes
get :show, :id => subcategory.id.to_s
assigns(:subcategory).should eq(subcategory)
end
it "has a sort parameter in the url" do
subcategory = Subcategory.create! valid_attributes
get :show, {:id => subcategory.id.to_s, :params => {:sort => 'title'}}
helper.params[:sort].should_not be_nil
end
end
我收到以下错误消息:
1) SubcategoriesController GET show has a sort parameter in the url
Failure/Error: helper.params[:sort].should_not be_nil
NameError:
undefined local variable or method `helper' for #<RSpec::Core::ExampleGroup::Nested_4::Nested_2:0x007f81a467c848>
# ./spec/controllers/subcategories_controller_spec.rb:54:in `block (3 levels) in <top (required)>'
如何在 rspec 中测试参数?
get :show, {:id => subcategory.id.to_s, :params => {:sort => 'title'}}
应该
get :show, :id => subcategory.id.to_s, :sort => 'title'
除非您打算通过 params[:params][:sort]
。
还
helper.params[:sort].should_not be_nil
应该
controller.params[:sort].should_not be_nil
controller.params[:sort].should eql 'title'
(如果你想测试一个助手,你应该写一个助手规范。)
在 Rails 5 中,params API 发生了变化:
get :show, params: { id: subcategory.id.to_s, sort: 'title' }
不定期副业成功案例分享