PerfSpec
This gem can help you with performance testing your requests. The matcher take_less_than test request time expectations and if test fail generate output with details what takes so long (code, rendering, SQL)
Installation
Add this line to your application's Gemfile:
gem 'perf_spec'Usage
RSpec.describe 'ApiCarShow', type: :request do
it 'request takes less then 10 seconds' do
expect do
get api_car_path(@car.id), {}
end.to take_less_than(0.01)
end
endwhen fail it returns:
Failures:
1) ApiCarShow GET /api/cars/:id after authenticated cars speed test
Failure/Error: expect do
expected that block take less than 0.01 but takes 0.045884
Takes controller: controller: 0.040161, view: 0, partial_view: 0, sql: 0.006124, other: 0
{
:sql => [
[ 0] {
:duration => 0.0007099999999999999,
:name => "Device Load",
:sql => "SELECT \"devices\".* FROM \"devices\" WHERE \"devices\".\"auth_token\" = 'TEST_AUTH_TOKEN' LIMIT 1",
:method => "block in authenticate_token",
:filename => "/app/controllers/api/base_controller.rb"
},
...
[10] {
:duration => 0.000594,
:name => "Document Load",
:sql => "SELECT \"documents\".* FROM \"documents\" INNER JOIN \"car_multilanguages_documents\" ON \"documents\".\"id\" = \"car_multilanguages_documents\".\"document_id\" WHERE \"car_multilanguages_documents\".\"car_multilanguage_id\" = $1",
:method => "block (2 levels) in _app_views_api_cars_show_json_jbuilder__1960233950839888821_70181062760260",
:filename => "/app/views/api/cars/show.json.jbuilder"
}
],
:controller => [
[0] {
:duration => 0.040161
}
]
}
Contributing
- Fork it ( https://github.com/[my-github-username]/perf_spec/fork )
- Create your feature branch (
git checkout -b my-new-feature) - Commit your changes (
git commit -am 'Add some feature') - Push to the branch (
git push origin my-new-feature) - Create a new Pull Request