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require File.expand_path("../../helper", __FILE__)
module Middleware
class InstrumentationTest < Faraday::TestCase
def setup
@instrumenter = FakeInstrumenter.new
end
def test_default_name
assert_equal 'request.faraday', options.name
end
def test_default_instrumenter
begin
instrumenter = options.instrumenter
rescue NameError => err
assert_match 'ActiveSupport', err.to_s
else
assert_equal ActiveSupport::Notifications, instrumenter
end
end
def test_name
assert_equal 'booya', options(:name => 'booya').name
end
def test_instrumenter
assert_equal :boom, options(:instrumenter => :boom).instrumenter
end
def test_instrumentation_with_default_name
assert_equal 0, @instrumenter.instrumentations.size
faraday = conn
res = faraday.get '/'
assert_equal 'ok', res.body
assert_equal 1, @instrumenter.instrumentations.size
name, env = @instrumenter.instrumentations.first
assert_equal 'request.faraday', name
assert_equal '/', env[:url].path
end
def test_instrumentation
assert_equal 0, @instrumenter.instrumentations.size
faraday = conn :name => 'booya'
res = faraday.get '/'
assert_equal 'ok', res.body
assert_equal 1, @instrumenter.instrumentations.size
name, env = @instrumenter.instrumentations.first
assert_equal 'booya', name
assert_equal '/', env[:url].path
end
class FakeInstrumenter
attr_reader :instrumentations
def initialize
@instrumentations = []
end
def instrument(name, env)
@instrumentations << [name, env]
yield
end
end
def options(hash = nil)
Faraday::Request::Instrumentation::Options.from hash
end
def conn(hash = nil)
hash ||= {}
hash[:instrumenter] = @instrumenter
Faraday.new do |f|
f.request :instrumentation, hash
f.adapter :test do |stub|
stub.get '/' do
[200, {}, 'ok']
end
end
end
end
end
end
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