require 'rack/commonlogger'
require 'rack/lint'
require 'rack/mock'
require 'logger'
describe Rack::CommonLogger do
obj = 'foobar'
length = obj.size
app = Rack::Lint.new lambda { |env|
[200,
{"Content-Type" => "text/html", "Content-Length" => length.to_s},
[obj]]}
app_without_length = Rack::Lint.new lambda { |env|
[200,
{"Content-Type" => "text/html"},
[]]}
app_with_zero_length = Rack::Lint.new lambda { |env|
[200,
{"Content-Type" => "text/html", "Content-Length" => "0"},
[]]}
should "log to rack.errors by default" do
res = Rack::MockRequest.new(Rack::CommonLogger.new(app)).get("/")
res.errors.should.not.be.empty
res.errors.should =~ /"GET \/ " 200 #{length} /
end
should "log to anything with +write+" do
log = StringIO.new
Rack::MockRequest.new(Rack::CommonLogger.new(app, log)).get("/")
log.string.should =~ /"GET \/ " 200 #{length} /
end
should "work with standartd library logger" do
logdev = StringIO.new
log = Logger.new(logdev)
Rack::MockRequest.new(Rack::CommonLogger.new(app, log)).get("/")
logdev.string.should =~ /"GET \/ " 200 #{length} /
end
should "log - content length if header is missing" do
res = Rack::MockRequest.new(Rack::CommonLogger.new(app_without_length)).get("/")
res.errors.should.not.be.empty
res.errors.should =~ /"GET \/ " 200 - /
end
should "log - content length if header is zero" do
res = Rack::MockRequest.new(Rack::CommonLogger.new(app_with_zero_length)).get("/")
res.errors.should.not.be.empty
res.errors.should =~ /"GET \/ " 200 - /
end
def with_mock_time(t = 0)
mc = class <<Time; self; end
mc.send :alias_method, :old_now, :now
mc.send :define_method, :now do
at(t)
end
yield
ensure
mc.send :alias_method, :now, :old_now
end
should "log in common log format" do
log = StringIO.new
with_mock_time do
Rack::MockRequest.new(Rack::CommonLogger.new(app, log)).get("/")
end
md = /- - - \[([^\]]+)\] "(\w+) \/ " (\d{3}) \d+ ([\d\.]+)/.match(log.string)
md.should.not.equal nil
time, method, status, duration = *md.captures
time.should.equal Time.at(0).strftime("%d/%b/%Y:%H:%M:%S %z")
method.should.equal "GET"
status.should.equal "200"
(0..1).should.include?(duration.to_f)
end
def length
123
end
def self.obj
"hello world"
end
end
|