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Diffstat (limited to 'apps/ibrowse/src/ibrowse_test.erl')
-rw-r--r-- | apps/ibrowse/src/ibrowse_test.erl | 377 |
1 files changed, 377 insertions, 0 deletions
diff --git a/apps/ibrowse/src/ibrowse_test.erl b/apps/ibrowse/src/ibrowse_test.erl new file mode 100644 index 00000000..3dc66ecf --- /dev/null +++ b/apps/ibrowse/src/ibrowse_test.erl @@ -0,0 +1,377 @@ +%%% File : ibrowse_test.erl +%%% Author : Chandrashekhar Mullaparthi <chandrashekhar.mullaparthi@t-mobile.co.uk> +%%% Description : Test ibrowse +%%% Created : 14 Oct 2003 by Chandrashekhar Mullaparthi <chandrashekhar.mullaparthi@t-mobile.co.uk> + +-module(ibrowse_test). +-vsn('$Id: ibrowse_test.erl,v 1.4 2009/07/01 22:43:19 chandrusf Exp $ '). +-export([ + load_test/3, + send_reqs_1/3, + do_send_req/2, + unit_tests/0, + unit_tests/1, + unit_tests_1/2, + drv_ue_test/0, + drv_ue_test/1, + ue_test/0, + ue_test/1, + verify_chunked_streaming/0, + verify_chunked_streaming/1, + i_do_async_req_list/4, + test_stream_once/3, + test_stream_once/4 + ]). + +test_stream_once(Url, Method, Options) -> + test_stream_once(Url, Method, Options, 5000). + +test_stream_once(Url, Method, Options, Timeout) -> + case ibrowse:send_req(Url, [], Method, [], [{stream_to, {self(), once}} | Options], Timeout) of + {ibrowse_req_id, Req_id} -> + case ibrowse:stream_next(Req_id) of + ok -> + test_stream_once(Req_id); + Err -> + Err + end; + Err -> + Err + end. + +test_stream_once(Req_id) -> + receive + {ibrowse_async_headers, Req_id, StatCode, Headers} -> + io:format("Recvd headers~n~p~n", [{ibrowse_async_headers, Req_id, StatCode, Headers}]), + case ibrowse:stream_next(Req_id) of + ok -> + test_stream_once(Req_id); + Err -> + Err + end; + {ibrowse_async_response, Req_id, {error, Err}} -> + io:format("Recvd error: ~p~n", [Err]); + {ibrowse_async_response, Req_id, Body_1} -> + io:format("Recvd body part: ~n~p~n", [{ibrowse_async_response, Req_id, Body_1}]), + case ibrowse:stream_next(Req_id) of + ok -> + test_stream_once(Req_id); + Err -> + Err + end; + {ibrowse_async_response_end, Req_id} -> + ok + end. +%% Use ibrowse:set_max_sessions/3 and ibrowse:set_max_pipeline_size/3 to +%% tweak settings before running the load test. The defaults are 10 and 10. +load_test(Url, NumWorkers, NumReqsPerWorker) when is_list(Url), + is_integer(NumWorkers), + is_integer(NumReqsPerWorker), + NumWorkers > 0, + NumReqsPerWorker > 0 -> + proc_lib:spawn(?MODULE, send_reqs_1, [Url, NumWorkers, NumReqsPerWorker]). + +send_reqs_1(Url, NumWorkers, NumReqsPerWorker) -> + Start_time = now(), + ets:new(pid_table, [named_table, public]), + ets:new(ibrowse_test_results, [named_table, public]), + ets:new(ibrowse_errors, [named_table, public, ordered_set]), + init_results(), + process_flag(trap_exit, true), + log_msg("Starting spawning of workers...~n", []), + spawn_workers(Url, NumWorkers, NumReqsPerWorker), + log_msg("Finished spawning workers...~n", []), + do_wait(), + End_time = now(), + log_msg("All workers are done...~n", []), + log_msg("ibrowse_test_results table: ~n~p~n", [ets:tab2list(ibrowse_test_results)]), + log_msg("Start time: ~1000.p~n", [calendar:now_to_local_time(Start_time)]), + log_msg("End time : ~1000.p~n", [calendar:now_to_local_time(End_time)]), + Elapsed_time_secs = trunc(timer:now_diff(End_time, Start_time) / 1000000), + log_msg("Elapsed : ~p~n", [Elapsed_time_secs]), + log_msg("Reqs/sec : ~p~n", [round(trunc((NumWorkers*NumReqsPerWorker) / Elapsed_time_secs))]), + dump_errors(). + +init_results() -> + ets:insert(ibrowse_test_results, {crash, 0}), + ets:insert(ibrowse_test_results, {send_failed, 0}), + ets:insert(ibrowse_test_results, {other_error, 0}), + ets:insert(ibrowse_test_results, {success, 0}), + ets:insert(ibrowse_test_results, {retry_later, 0}), + ets:insert(ibrowse_test_results, {trid_mismatch, 0}), + ets:insert(ibrowse_test_results, {success_no_trid, 0}), + ets:insert(ibrowse_test_results, {failed, 0}), + ets:insert(ibrowse_test_results, {timeout, 0}), + ets:insert(ibrowse_test_results, {req_id, 0}). + +spawn_workers(_Url, 0, _) -> + ok; +spawn_workers(Url, NumWorkers, NumReqsPerWorker) -> + Pid = proc_lib:spawn_link(?MODULE, do_send_req, [Url, NumReqsPerWorker]), + ets:insert(pid_table, {Pid, []}), + spawn_workers(Url, NumWorkers - 1, NumReqsPerWorker). + +do_wait() -> + receive + {'EXIT', _, normal} -> + do_wait(); + {'EXIT', Pid, Reason} -> + ets:delete(pid_table, Pid), + ets:insert(ibrowse_errors, {Pid, Reason}), + ets:update_counter(ibrowse_test_results, crash, 1), + do_wait(); + Msg -> + io:format("Recvd unknown message...~p~n", [Msg]), + do_wait() + after 1000 -> + case ets:info(pid_table, size) of + 0 -> + done; + _ -> + do_wait() + end + end. + +do_send_req(Url, NumReqs) -> + do_send_req_1(Url, NumReqs). + +do_send_req_1(_Url, 0) -> + ets:delete(pid_table, self()); +do_send_req_1(Url, NumReqs) -> + Counter = integer_to_list(ets:update_counter(ibrowse_test_results, req_id, 1)), + case ibrowse:send_req(Url, [{"ib_req_id", Counter}], get, [], [], 10000) of + {ok, _Status, Headers, _Body} -> + case lists:keysearch("ib_req_id", 1, Headers) of + {value, {_, Counter}} -> + ets:update_counter(ibrowse_test_results, success, 1); + {value, _} -> + ets:update_counter(ibrowse_test_results, trid_mismatch, 1); + false -> + ets:update_counter(ibrowse_test_results, success_no_trid, 1) + end; + {error, req_timedout} -> + ets:update_counter(ibrowse_test_results, timeout, 1); + {error, send_failed} -> + ets:update_counter(ibrowse_test_results, send_failed, 1); + {error, retry_later} -> + ets:update_counter(ibrowse_test_results, retry_later, 1); + Err -> + ets:insert(ibrowse_errors, {now(), Err}), + ets:update_counter(ibrowse_test_results, other_error, 1), + ok + end, + do_send_req_1(Url, NumReqs-1). + +dump_errors() -> + case ets:info(ibrowse_errors, size) of + 0 -> + ok; + _ -> + {A, B, C} = now(), + Filename = lists:flatten( + io_lib:format("ibrowse_errors_~p_~p_~p.txt" , [A, B, C])), + case file:open(Filename, [write, delayed_write, raw]) of + {ok, Iod} -> + dump_errors(ets:first(ibrowse_errors), Iod); + Err -> + io:format("failed to create file ~s. Reason: ~p~n", [Filename, Err]), + ok + end + end. + +dump_errors('$end_of_table', Iod) -> + file:close(Iod); +dump_errors(Key, Iod) -> + [{_, Term}] = ets:lookup(ibrowse_errors, Key), + file:write(Iod, io_lib:format("~p~n", [Term])), + dump_errors(ets:next(ibrowse_errors, Key), Iod). + +%%------------------------------------------------------------------------------ +%% Unit Tests +%%------------------------------------------------------------------------------ +-define(TEST_LIST, [{"http://intranet/messenger", get}, + {"http://www.google.co.uk", get}, + {"http://www.google.com", get}, + {"http://www.google.com", options}, + {"http://www.sun.com", get}, + {"http://www.oracle.com", get}, + {"http://www.bbc.co.uk", get}, + {"http://www.bbc.co.uk", trace}, + {"http://www.bbc.co.uk", options}, + {"http://yaws.hyber.org", get}, + {"http://jigsaw.w3.org/HTTP/ChunkedScript", get}, + {"http://jigsaw.w3.org/HTTP/TE/foo.txt", get}, + {"http://jigsaw.w3.org/HTTP/TE/bar.txt", get}, + {"http://jigsaw.w3.org/HTTP/connection.html", get}, + {"http://jigsaw.w3.org/HTTP/cc.html", get}, + {"http://jigsaw.w3.org/HTTP/cc-private.html", get}, + {"http://jigsaw.w3.org/HTTP/cc-proxy-revalidate.html", get}, + {"http://jigsaw.w3.org/HTTP/cc-nocache.html", get}, + {"http://jigsaw.w3.org/HTTP/h-content-md5.html", get}, + {"http://jigsaw.w3.org/HTTP/h-retry-after.html", get}, + {"http://jigsaw.w3.org/HTTP/h-retry-after-date.html", get}, + {"http://jigsaw.w3.org/HTTP/neg", get}, + {"http://jigsaw.w3.org/HTTP/negbad", get}, + {"http://jigsaw.w3.org/HTTP/400/toolong/", get}, + {"http://jigsaw.w3.org/HTTP/300/", get}, + {"http://jigsaw.w3.org/HTTP/Basic/", get, [{basic_auth, {"guest", "guest"}}]}, + {"http://jigsaw.w3.org/HTTP/CL/", get}, + {"http://www.httpwatch.com/httpgallery/chunked/", get} + ]). + +unit_tests() -> + unit_tests([]). + +unit_tests(Options) -> + Options_1 = Options ++ [{connect_timeout, 5000}], + {Pid, Ref} = erlang:spawn_monitor(?MODULE, unit_tests_1, [self(), Options_1]), + receive + {done, Pid} -> + ok; + {'DOWN', Ref, _, _, Info} -> + io:format("Test process crashed: ~p~n", [Info]) + after 60000 -> + exit(Pid, kill), + io:format("Timed out waiting for tests to complete~n", []) + end. + +unit_tests_1(Parent, Options) -> + lists:foreach(fun({Url, Method}) -> + execute_req(Url, Method, Options); + ({Url, Method, X_Opts}) -> + execute_req(Url, Method, X_Opts ++ Options) + end, ?TEST_LIST), + Parent ! {done, self()}. + +verify_chunked_streaming() -> + verify_chunked_streaming([]). + +verify_chunked_streaming(Options) -> + Url = "http://www.httpwatch.com/httpgallery/chunked/", + io:format("URL: ~s~n", [Url]), + io:format("Fetching data without streaming...~n", []), + Result_without_streaming = ibrowse:send_req( + Url, [], get, [], + [{response_format, binary} | Options]), + io:format("Fetching data with streaming as list...~n", []), + Async_response_list = do_async_req_list( + Url, get, [{response_format, list} | Options]), + io:format("Fetching data with streaming as binary...~n", []), + Async_response_bin = do_async_req_list( + Url, get, [{response_format, binary} | Options]), + compare_responses(Result_without_streaming, Async_response_list, Async_response_bin). + +compare_responses({ok, St_code, _, Body}, {ok, St_code, _, Body}, {ok, St_code, _, Body}) -> + success; +compare_responses({ok, St_code, _, Body_1}, {ok, St_code, _, Body_2}, {ok, St_code, _, Body_3}) -> + case Body_1 of + Body_2 -> + io:format("Body_1 and Body_2 match~n", []); + Body_3 -> + io:format("Body_1 and Body_3 match~n", []); + _ when Body_2 == Body_3 -> + io:format("Body_2 and Body_3 match~n", []); + _ -> + io:format("All three bodies are different!~n", []) + end, + io:format("Body_1 -> ~p~n", [Body_1]), + io:format("Body_2 -> ~p~n", [Body_2]), + io:format("Body_3 -> ~p~n", [Body_3]), + fail_bodies_mismatch; +compare_responses(R1, R2, R3) -> + io:format("R1 -> ~p~n", [R1]), + io:format("R2 -> ~p~n", [R2]), + io:format("R3 -> ~p~n", [R3]), + fail. + +%% do_async_req_list(Url) -> +%% do_async_req_list(Url, get). + +%% do_async_req_list(Url, Method) -> +%% do_async_req_list(Url, Method, [{stream_to, self()}, +%% {stream_chunk_size, 1000}]). + +do_async_req_list(Url, Method, Options) -> + {Pid,_} = erlang:spawn_monitor(?MODULE, i_do_async_req_list, + [self(), Url, Method, + Options ++ [{stream_chunk_size, 1000}]]), + io:format("Spawned process ~p~n", [Pid]), + wait_for_resp(Pid). + +wait_for_resp(Pid) -> + receive + {async_result, Pid, Res} -> + Res; + {async_result, Other_pid, _} -> + io:format("~p: Waiting for result from ~p: got from ~p~n", [self(), Pid, Other_pid]), + wait_for_resp(Pid); + {'DOWN', _, _, Pid, Reason} -> + {'EXIT', Reason}; + {'DOWN', _, _, _, _} -> + wait_for_resp(Pid); + Msg -> + io:format("Recvd unknown message: ~p~n", [Msg]), + wait_for_resp(Pid) + after 10000 -> + {error, timeout} + end. + +i_do_async_req_list(Parent, Url, Method, Options) -> + Res = ibrowse:send_req(Url, [], Method, [], [{stream_to, self()} | Options]), + case Res of + {ibrowse_req_id, Req_id} -> + Result = wait_for_async_resp(Req_id, undefined, undefined, []), + Parent ! {async_result, self(), Result}; + Err -> + Parent ! {async_result, self(), Err} + end. + +wait_for_async_resp(Req_id, Acc_Stat_code, Acc_Headers, Body) -> + receive + {ibrowse_async_headers, Req_id, StatCode, Headers} -> + wait_for_async_resp(Req_id, StatCode, Headers, Body); + {ibrowse_async_response_end, Req_id} -> + Body_1 = list_to_binary(lists:reverse(Body)), + {ok, Acc_Stat_code, Acc_Headers, Body_1}; + {ibrowse_async_response, Req_id, Data} -> + wait_for_async_resp(Req_id, Acc_Stat_code, Acc_Headers, [Data | Body]); + Err -> + {ok, Acc_Stat_code, Acc_Headers, Err} + end. + +execute_req(Url, Method, Options) -> + io:format("~7.7w, ~50.50s: ", [Method, Url]), + Result = (catch ibrowse:send_req(Url, [], Method, [], Options)), + case Result of + {ok, SCode, _H, _B} -> + io:format("Status code: ~p~n", [SCode]); + Err -> + io:format("Err -> ~p~n", [Err]) + end. + +drv_ue_test() -> + drv_ue_test(lists:duplicate(1024, 127)). +drv_ue_test(Data) -> + [{port, Port}| _] = ets:lookup(ibrowse_table, port), +% erl_ddll:unload_driver("ibrowse_drv"), +% timer:sleep(1000), +% erl_ddll:load_driver("../priv", "ibrowse_drv"), +% Port = open_port({spawn, "ibrowse_drv"}, []), + {Time, Res} = timer:tc(ibrowse_lib, drv_ue, [Data, Port]), + io:format("Time -> ~p~n", [Time]), + io:format("Data Length -> ~p~n", [length(Data)]), + io:format("Res Length -> ~p~n", [length(Res)]). +% io:format("Result -> ~s~n", [Res]). + +ue_test() -> + ue_test(lists:duplicate(1024, $?)). +ue_test(Data) -> + {Time, Res} = timer:tc(ibrowse_lib, url_encode, [Data]), + io:format("Time -> ~p~n", [Time]), + io:format("Data Length -> ~p~n", [length(Data)]), + io:format("Res Length -> ~p~n", [length(Res)]). +% io:format("Result -> ~s~n", [Res]). + +log_msg(Fmt, Args) -> + io:format("~s -- " ++ Fmt, + [ibrowse_lib:printable_date() | Args]). |