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require 'helper'
class RedirectMiddleware
attr_reader :call_count
def initialize
@call_count = 0
end
def request(c, h, r)
@call_count += 1
[h.merge({'EM-Middleware' => @call_count.to_s}), r]
end
end
class PickyRedirectMiddleware < RedirectMiddleware
def response(r)
if r.redirect? && r.response_header['LOCATION'][-1].chr == '3'
# set redirects to 0 to avoid further processing
r.req.redirects = 0
end
end
end
describe EventMachine::HttpRequest do
it "should follow location redirects" do
EventMachine.run {
http = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect').get :redirects => 1
http.errback { failed(http) }
http.callback {
http.response_header.status.should == 200
http.response_header["CONTENT_ENCODING"].should == "gzip"
http.response.should == "compressed"
http.last_effective_url.to_s.should == 'http://127.0.0.1:8090/gzip'
http.redirects.should == 1
EM.stop
}
}
end
it "should not follow redirects on created" do
EventMachine.run {
http = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/created').get :redirects => 1
http.errback { failed(http) }
http.callback {
http.response_header.status.should == 201
http.response.should match(/Hello/)
EM.stop
}
}
end
it "should not forward cookies across domains with http redirect" do
expires = (Date.today + 2).strftime('%a, %d %b %Y %T GMT')
response =<<-HTTP.gsub(/^ +/, '')
HTTP/1.1 301 MOVED PERMANENTLY
Location: http://localhost:8071/
Set-Cookie: foo=bar; expires=#{expires}; path=/; HttpOnly
HTTP
EventMachine.run do
@stub = StubServer.new(:host => '127.0.0.1', :port => 8070, :response => response)
@echo = StubServer.new(:host => 'localhost', :port => 8071, :echo => true)
http = EventMachine::HttpRequest.new('http://127.0.0.1:8070/').get :redirects => 1
http.errback { failed(http) }
http.callback do
http.response.should_not match(/Cookie/)
@stub.stop
@echo.stop
EM.stop
end
end
end
it "should forward valid cookies across domains with http redirect" do
expires = (Date.today + 2).strftime('%a, %d %b %Y %T GMT')
response =<<-HTTP.gsub(/^ +/, '')
HTTP/1.1 301 MOVED PERMANENTLY
Location: http://127.0.0.1:8071/
Set-Cookie: foo=bar; expires=#{expires}; path=/; HttpOnly
HTTP
EventMachine.run do
@stub = StubServer.new(:host => '127.0.0.1', :port => 8070, :response => response)
@echo = StubServer.new(:host => '127.0.0.1', :port => 8071, :echo => true)
http = EventMachine::HttpRequest.new('http://127.0.0.1:8070/').get :redirects => 1
http.errback { failed(http) }
http.callback do
http.response.should match(/Cookie/)
@stub.stop
@echo.stop
EM.stop
end
end
end
it "should normalize path and forward valid cookies across domains" do
expires = (Date.today + 2).strftime('%a, %d %b %Y %T GMT')
response =<<-HTTP.gsub(/^ +/, '')
HTTP/1.1 301 MOVED PERMANENTLY
Location: http://127.0.0.1:8071?omg=ponies
Set-Cookie: foo=bar; expires=#{expires}; path=/; HttpOnly
HTTP
EventMachine.run do
@stub = StubServer.new(:host => '127.0.0.1', :port => 8070, :response => response)
@echo = StubServer.new(:host => '127.0.0.1', :port => 8071, :echo => true)
http = EventMachine::HttpRequest.new('http://127.0.0.1:8070/').get :redirects => 1
http.errback { failed(http) }
http.callback do
http.response.should match(/Cookie/)
@stub.stop
@echo.stop
EM.stop
end
end
end
it "should redirect with missing content-length" do
EventMachine.run {
response = "HTTP/1.0 301 MOVED PERMANENTLY\r\nlocation: http://127.0.0.1:8090/redirect\r\n\r\n"
@stub = StubServer.new(:host => '127.0.0.1', :port => 8070, :response => response)
http = EventMachine::HttpRequest.new('http://127.0.0.1:8070/').get :redirects => 3
http.errback { failed(http) }
http.callback {
http.response_header.status.should == 200
http.response_header["CONTENT_ENCODING"].should == "gzip"
http.response.should == "compressed"
http.last_effective_url.to_s.should == 'http://127.0.0.1:8090/gzip'
http.redirects.should == 3
@stub.stop
EM.stop
}
}
end
it "should follow redirects on HEAD method" do
EventMachine.run {
http = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/head').head :redirects => 1
http.errback { failed(http) }
http.callback {
http.response_header.status.should == 200
http.last_effective_url.to_s.should == 'http://127.0.0.1:8090/'
EM.stop
}
}
end
it "should report last_effective_url" do
EventMachine.run {
http = EventMachine::HttpRequest.new('http://127.0.0.1:8090/').get
http.errback { failed(http) }
http.callback {
http.response_header.status.should == 200
http.last_effective_url.to_s.should == 'http://127.0.0.1:8090/'
EM.stop
}
}
end
it "should default to 0 redirects" do
EventMachine.run {
http = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect').get
http.errback { failed(http) }
http.callback {
http.response_header.status.should == 301
http.last_effective_url.to_s.should == 'http://127.0.0.1:8090/redirect'
http.redirects.should == 0
EM.stop
}
}
end
it "should not invoke redirect logic on failed(http) connections" do
EventMachine.run {
http = EventMachine::HttpRequest.new('http://127.0.0.1:8070/', :connect_timeout => 0.1).get :redirects => 5
http.callback { failed(http) }
http.errback {
http.redirects.should == 0
EM.stop
}
}
end
it "should normalize redirect urls" do
EventMachine.run {
http = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/bad').get :redirects => 1
http.errback { failed(http) }
http.callback {
http.last_effective_url.to_s.should match('http://127.0.0.1:8090/')
http.response.should match('Hello, World!')
EM.stop
}
}
end
it "should fail gracefully on a missing host in absolute Location header" do
EventMachine.run {
http = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/nohost').get :redirects => 1
http.callback { failed(http) }
http.errback {
http.error.should == 'Location header format error'
EM.stop
}
}
end
it "should apply timeout settings on redirects" do
EventMachine.run {
t = Time.now.to_i
EventMachine.heartbeat_interval = 0.1
conn = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/timeout', :inactivity_timeout => 0.1)
http = conn.get :redirects => 1
http.callback { failed(http) }
http.errback {
(Time.now.to_i - t).should <= 1
EM.stop
}
}
end
it "should capture and pass cookies on redirect and pass_cookies by default" do
EventMachine.run {
http = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/multiple-with-cookie').get :redirects => 2, :head => {'cookie' => 'id=2;'}
http.errback { failed(http) }
http.callback {
http.response_header.status.should == 200
http.response_header["CONTENT_ENCODING"].should == "gzip"
http.response.should == "compressed"
http.last_effective_url.to_s.should == 'http://127.0.0.1:8090/gzip'
http.redirects.should == 2
http.cookies.should include("id=2;")
http.cookies.should include("another_id=1")
EM.stop
}
}
end
it "should capture and not pass cookies on redirect if passing is disabled via pass_cookies" do
EventMachine.run {
http = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/multiple-with-cookie').get :redirects => 2, :pass_cookies => false, :head => {'cookie' => 'id=2;'}
http.errback { failed(http) }
http.callback {
http.response_header.status.should == 200
http.response_header["CONTENT_ENCODING"].should == "gzip"
http.response.should == "compressed"
http.last_effective_url.to_s.should == 'http://127.0.0.1:8090/gzip'
http.redirects.should == 2
http.cookies.should include("id=2;")
http.cookies.should_not include("another_id=1; expires=Sat, 09 Aug 2031 17:53:39 GMT; path=/;")
EM.stop
}
}
end
it "should follow location redirects with path" do
EventMachine.run {
http = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect').get :path => '/redirect', :redirects => 1
http.errback { failed(http) }
http.callback {
http.last_effective_url.to_s.should == 'http://127.0.0.1:8090/gzip'
http.response_header.status.should == 200
http.redirects.should == 1
EM.stop
}
}
end
it "should call middleware each time it redirects" do
EventMachine.run {
conn = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/middleware_redirects_1')
conn.use RedirectMiddleware
http = conn.get :redirects => 3
http.errback { failed(http) }
http.callback {
http.response_header.status.should == 200
http.response_header['EM_MIDDLEWARE'].to_i.should == 3
EM.stop
}
}
end
it "should call middleware which may reject a redirection" do
EventMachine.run {
conn = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/middleware_redirects_1')
conn.use PickyRedirectMiddleware
http = conn.get :redirects => 3
http.errback { failed(http) }
http.callback {
http.response_header.status.should == 301
http.last_effective_url.to_s.should == 'http://127.0.0.1:8090/redirect/middleware_redirects_2'
EM.stop
}
}
end
it "should not add default http port to redirect url that don't include it" do
EventMachine.run {
conn = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/http_no_port')
http = conn.get :redirects => 1
http.errback {
http.last_effective_url.to_s.should == 'http://host/'
EM.stop
}
}
end
it "should not add default https port to redirect url that don't include it" do
EventMachine.run {
conn = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/https_no_port')
http = conn.get :redirects => 1
http.errback {
http.last_effective_url.to_s.should == 'https://host/'
EM.stop
}
}
end
it "should keep default http port in redirect url that include it" do
EventMachine.run {
conn = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/http_with_port')
http = conn.get :redirects => 1
http.errback {
http.last_effective_url.to_s.should == 'http://host/'
EM.stop
}
}
end
it "should keep default https port in redirect url that include it" do
EventMachine.run {
conn = EventMachine::HttpRequest.new('http://127.0.0.1:8090/redirect/https_with_port')
http = conn.get :redirects => 1
http.errback {
http.last_effective_url.to_s.should == 'https://host/'
EM.stop
}
}
end
end
|
