method

file_fixture_upload

rails latest stable - Class: ActionDispatch::TestProcess::FixtureFile
file_fixture_upload(path, mime_type = nil, binary = false)
public

Shortcut for Rack::Test::UploadedFile.new(File.join(ActionDispatch::IntegrationTest.file_fixture_path, path), type):

post :change_avatar, params: { avatar: file_fixture_upload('david.png', 'image/png') }

Default fixture files location is test/fixtures/files.

To upload binary files on Windows, pass :binary as the last parameter. This will not affect other platforms:

post :change_avatar, params: { avatar: file_fixture_upload('david.png', 'image/png', :binary) }