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Coverage is about as good as it's going to get

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This commit is contained in:
Scott Lystig Fritchie 2014-10-27 15:29:20 +09:00
parent da2bad564f
commit fd7dad0714
1 changed files with 51 additions and 20 deletions
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69
prototype/poc-machi/test/machi_chain_manager_test.erl
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@ -96,7 +96,7 @@ prop_calc_projection(Nodes, TrackUseTab) ->
{gen_rand_seed(), {gen_rand_seed(),
oneof([0,15,35,55,75,85,100]), oneof([0,15,35,55,75,85,100]),
oneof([0,15,35,55,75,85,100]), oneof([0,15,35,55,75,85,100]),
choose(500, 2000), 5000,
oneof(Nodes)}, oneof(Nodes)},
begin begin
erase(goofus), erase(goofus),
@ -140,15 +140,17 @@ find_common_prefix(_, _) ->
[]. [].
calc_projection_test_() -> calc_projection_test_() ->
{timeout, 60, Runtime = 15, %% Runtime = 60*60,
{timeout, Runtime * 500,
fun() -> fun() ->
%% Nodes = [a,b,c,d],
Nodes = [a,b,c], Nodes = [a,b,c],
Cs = combinations(Nodes), Cs = combinations(Nodes),
Combos = lists:sort([{UPI1, UPI2} || UPI1 <- Cs, UPI2 <- Cs]), Combos = lists:sort([{UPI1, UPI2} || UPI1 <- Cs, UPI2 <- Cs]),
put(hack, 0),
timer:sleep(500), timer:sleep(500),
io:format(user, "\n", []), io:format(user, "\n", []),
Rs = [begin Rs = [begin
Hack = get(hack),if Hack rem 10000 == 0 -> ?D({time(), Hack}); true -> ok end,put(hack, Hack + 1),
P1 = ?MGR:make_projection(2, 1, <<>>, HdNd, Nodes, P1 = ?MGR:make_projection(2, 1, <<>>, HdNd, Nodes,
[], PsUPI1, Nodes -- PsUPI1, []), [], PsUPI1, Nodes -- PsUPI1, []),
P2 = ?MGR:make_projection(3, 2, <<>>, HdNd, Nodes, P2 = ?MGR:make_projection(3, 2, <<>>, HdNd, Nodes,
@ -159,34 +161,49 @@ calc_projection_test_() ->
end, end,
{Res, PsUPI1, PsUPI2} {Res, PsUPI1, PsUPI2}
end || HdNd <- Nodes, end || HdNd <- Nodes,
{UPI1,UPI2} <- Combos, {PsUPI1,PsUPI2} <- Combos,
%% We assume that the author appears in any UPI list %% We assume that the author appears in any UPI list
UPI1 /= [], PsUPI1 /= [],
UPI2 /= [], PsUPI2 /= [],
%% HdNd is the author for all of these %% HdNd is the author for all of these
%% tests, so it must be present in UPI1 & UPI2 %% tests, so it must be present in UPI1 & UPI2
lists:member(HdNd, UPI1), lists:member(HdNd, PsUPI1),
lists:member(HdNd, UPI2), lists:member(HdNd, PsUPI2)],
PsUPI1 <- perms(UPI1),
PsUPI2 <- perms(UPI2)],
OKs = [begin OKs = [begin
{UPI1,UPI2} {UPI1,UPI2}
end || {true, UPI1, UPI2} <- Rs], end || {true, UPI1, UPI2} <- Rs],
io:format(user, "OKs = ~p\n", [lists:usort(OKs)]), %% io:format(user, "OKs = ~p\n", [lists:usort(OKs)]),
Tab = ets:new(count, [public, set, {keypos, 1}]), Tab = ets:new(count, [public, set, {keypos, 1}]),
[ets:insert(Tab, {Transition, 0}) || Transition <- OKs], [ets:insert(Tab, {Transition, 0}) || Transition <- OKs],
true = eqc:quickcheck( true = eqc:quickcheck(
eqc:numtests(3500, eqc:testing_time(Runtime,
?QC_OUT(prop_calc_projection(Nodes, Tab)))), ?QC_OUT(prop_calc_projection(Nodes, Tab)))),
NotCounted = [Transition || {Transition, 0} <- ets:tab2list(Tab)],
_Counted = [X || {_, N}=X <- ets:tab2list(Tab), NotCounted = lists:sort([Transition || {Transition, 0} <- ets:tab2list(Tab)]),
Counted = [X || {_, N}=X <- ets:tab2list(Tab),
N > 0], N > 0],
CountedX = lists:sort(fun(X, Y) ->
element(2, X) < element(2, Y)
end, Counted),
timer:sleep(100), timer:sleep(100),
io:format(user, "\tNotCounted = ~p\n", [NotCounted]), File = io_lib:format("/tmp/manager-test.~w.~w.~w",
tuple_to_list(time())),
{ok, FH} = file:open(File, [write]),
io:format(FH, "% NotCounted =\n~p.\n", [NotCounted]),
file:close(FH),
%% io:format(user, "\tNotCounted = ~p\n", [NotCounted]),
io:format(user, "\n\tNotCounted list was written to ~s\n", [File]),
io:format(user, "\tOKs length = ~p\n", [length(OKs)]), io:format(user, "\tOKs length = ~p\n", [length(OKs)]),
io:format(user, "\tTransitions hit = ~p\n", [length(OKs) - length(NotCounted)]), io:format(user, "\tTransitions hit = ~p\n",
[length(OKs) - length(NotCounted)]),
%% io:format(user, "\tTransitions = ~p\n", [lists:sort(_Counted)]), %% io:format(user, "\tTransitions = ~p\n", [lists:sort(_Counted)]),
io:format(user, "\tNotCounted length = ~p\n", [length(NotCounted)]), io:format(user, "\tNotCounted length = ~p\n",
[length(NotCounted)]),
io:format(user, "\tLeast-counted transition = ~p\n",
[hd(CountedX)]),
io:format(user, "\tMost-counted transition = ~p\n",
[lists:last(CountedX)]),
ok ok
end}. end}.
@ -291,6 +308,7 @@ projection_transition_is_sane(
end, end,
true = lists:prefix(UPI_common_prefix, UPI_list1), true = lists:prefix(UPI_common_prefix, UPI_list1),
true = lists:prefix(UPI_common_prefix, UPI_list2), true = lists:prefix(UPI_common_prefix, UPI_list2),
UPI_1_suffix = UPI_list1 -- UPI_common_prefix,
UPI_2_suffix = UPI_list2 -- UPI_common_prefix, UPI_2_suffix = UPI_list2 -- UPI_common_prefix,
%% Where did elements in UPI_2_suffix come from? %% Where did elements in UPI_2_suffix come from?
@ -303,8 +321,8 @@ projection_transition_is_sane(
%% The UPI_2_suffix must exactly be equal to: ordered items from %% The UPI_2_suffix must exactly be equal to: ordered items from
%% UPI_list1 concat'ed with ordered items from Repairing_list1. %% UPI_list1 concat'ed with ordered items from Repairing_list1.
%% Both temp vars below preserve relative order! %% Both temp vars below preserve relative order!
UPI_2_suffix_from_UPI1 = [X || X <- UPI_2_suffix, UPI_2_suffix_from_UPI1 = [X || X <- UPI_1_suffix,
lists:member(X, UPI_list1)], lists:member(X, UPI_list2)],
UPI_2_suffix_from_Repairing1 = [X || X <- UPI_2_suffix, UPI_2_suffix_from_Repairing1 = [X || X <- UPI_2_suffix,
lists:member(X, Repairing_list1)], lists:member(X, Repairing_list1)],
%% true? %% true?
@ -403,6 +421,19 @@ fail3_smoke_test() ->
true. true.
fail4_smoke_test() ->
Nodes = [a,b,c],
Two = [c,b,a],
Three = [c,a,b],
P2a= ?MGR:make_projection(2, 1, <<>>, a, Nodes,
[], Two, Nodes -- Two, []),
P3a= ?MGR:make_projection(3, 2, <<>>, a, Nodes,
[], Three, Nodes -- Three, []),
true = (projection_transition_is_sane(P2a, P3a) /= true),
true.
%% aaa_smoke_test() -> %% aaa_smoke_test() ->
%% L = [a,b,c,d], %% L = [a,b,c,d],
%% Cs = combinations(L), %% Cs = combinations(L),