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Framework and tests for code generation (icode/fcode) errors

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This commit is contained in:
Ulf Norell 2019-09-03 10:21:37 +02:00
parent f2469a676d
commit 510935d945
20 changed files with 481 additions and 208 deletions
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12
src/aeso_aci.erl
View File

@ -74,19 +74,9 @@ do_contract_interface(Type, ContractString, Options) ->
string -> do_render_aci_json(JArray)
end
catch
throw:{type_errors, Errors} -> {error, Errors};
%% The compiler errors.
error:{parse_errors, Errors} ->
{error, join_errors("Parse errors", Errors, fun(E) -> E end)};
error:{code_errors, Errors} ->
{error, join_errors("Code errors", Errors,
fun (E) -> io_lib:format("~p", [E]) end)}
throw:{error, Errors} -> {error, Errors}
end.
join_errors(Prefix, Errors, Pfun) ->
Ess = [ Pfun(E) || E <- Errors ],
list_to_binary(string:join([Prefix|Ess], "\n")).
encode_contract(Contract = {contract, _, {con, _, Name}, _}) ->
C0 = #{name => encode_name(Name)},

2
src/aeso_ast_infer_types.erl
View File

@ -2069,7 +2069,7 @@ destroy_and_report_type_errors(Env) ->
%% io:format("Type errors now: ~p\n", [Errors0]),
ets_delete(type_errors),
Errors = [ mk_error(unqualify(Env, Err)) || Err <- Errors0 ],
Errors == [] orelse throw({type_errors, Errors}).
aeso_errors:throw(Errors). %% No-op if Errors == []
%% Strip current namespace from error message for nicer printing.
unqualify(#env{ namespace = NS }, {qid, Ann, Xs}) ->

56
src/aeso_ast_to_fcode.erl
View File

@ -232,7 +232,7 @@ is_no_code(Env) ->
%% -- Compilation ------------------------------------------------------------
-spec to_fcode(env(), aeso_syntax:ast()) -> fcode().
to_fcode(Env, [{contract, Attrs, {con, _, Main}, Decls}]) ->
to_fcode(Env, [{contract, Attrs, MainCon = {con, _, Main}, Decls}]) ->
#{ builtins := Builtins } = Env,
MainEnv = Env#{ context => {main_contract, Main},
builtins => Builtins#{[Main, "state"] => {get_state, none},
@ -247,8 +247,10 @@ to_fcode(Env, [{contract, Attrs, {con, _, Main}, Decls}]) ->
state_type => StateType,
event_type => EventType,
payable => Payable,
functions => add_init_function(Env1, StateType,
functions => add_init_function(Env1, MainCon, StateType,
add_event_function(Env1, EventType, Funs)) };
to_fcode(_Env, [NotContract]) ->
fcode_error({last_declaration_must_be_contract, NotContract});
to_fcode(Env, [{contract, _, {con, _, Con}, Decls} | Code]) ->
Env1 = decls_to_fcode(Env#{ context => {abstract_contract, Con} }, Decls),
to_fcode(Env1, Code);
@ -294,9 +296,10 @@ decl_to_fcode(Env = #{ functions := Funs }, {letfun, Ann, {id, _, Name}, Args, R
Env#{ functions := NewFuns }.
-spec typedef_to_fcode(env(), aeso_syntax:id(), [aeso_syntax:tvar()], aeso_syntax:typedef()) -> env().
typedef_to_fcode(Env, {id, _, Name}, Xs, Def) ->
typedef_to_fcode(Env, Id = {id, _, Name}, Xs, Def) ->
check_state_and_event_types(Env, Id, Xs),
Q = qname(Env, Name),
FDef = fun(Args) ->
FDef = fun(Args) when length(Args) == length(Xs) ->
Sub = maps:from_list(lists:zip([X || {tvar, _, X} <- Xs], Args)),
case Def of
{record_t, Fields} -> {todo, Xs, Args, record_t, Fields};
@ -307,7 +310,9 @@ typedef_to_fcode(Env, {id, _, Name}, Xs, Def) ->
end || Con <- Cons ],
{variant, FCons};
{alias_t, Type} -> {todo, Xs, Args, alias_t, Type}
end end,
end;
(Args) -> internal_error({type_arity_mismatch, Name, length(Args), length(Xs)})
end,
Constructors =
case Def of
{variant_t, Cons} ->
@ -328,6 +333,14 @@ typedef_to_fcode(Env, {id, _, Name}, Xs, Def) ->
end,
bind_type(Env2, Q, FDef).
check_state_and_event_types(#{ context := {main_contract, _} }, Id, [_ | _]) ->
case Id of
{id, _, "state"} -> fcode_error({parameterized_state, Id});
{id, _, "event"} -> fcode_error({parameterized_event, Id});
_ -> ok
end;
check_state_and_event_types(_, _, _) -> ok.
-spec type_to_fcode(env(), aeso_syntax:type()) -> ftype().
type_to_fcode(Env, Type) ->
type_to_fcode(Env, #{}, Type).
@ -533,7 +546,7 @@ expr_to_fcode(Env, Type, {app, _, Fun = {typed, _, _, {fun_t, _, NamedArgsT, _,
{builtin_u, B, _} when B =:= aens_resolve ->
%% Get the type we are assuming the name resolves to
AensType = type_to_fcode(Env, Type),
validate_aens_resolve_type(aeso_syntax:get_ann(Fun), AensType),
validate_aens_resolve_type(aeso_syntax:get_ann(Fun), Type, AensType),
TypeArgs = [{lit, {typerep, AensType}}],
builtin_to_fcode(B, FArgs ++ TypeArgs);
{builtin_u, B, _Ar} -> builtin_to_fcode(B, FArgs);
@ -616,10 +629,15 @@ validate_oracle_type(Ann, QType, RType) ->
ensure_first_order(RType, {higher_order_response_type, Ann, RType}),
ok.
validate_aens_resolve_type(Ann, {variant, [[], [Type]]}) ->
ensure_monomorphic(Type, {polymorphic_aens_resolve, Ann, Type}),
ensure_first_order(Type, {higher_order_aens_resolve, Ann, Type}),
ok.
validate_aens_resolve_type(Ann, {app_t, _, _, [Type]}, {variant, [[], [FType]]}) ->
case FType of
string -> ok;
address -> ok;
contract -> ok;
{oracle, _, _} -> ok;
oracle_query -> ok;
_ -> fcode_error({invalid_aens_resolve_type, Ann, Type})
end.
ensure_first_order_entrypoint(Ann, Args, Ret) ->
[ ensure_first_order(T, {higher_order_entrypoint_argument, Ann, X, T})
@ -904,18 +922,18 @@ builtin_to_fcode(Builtin, Args) ->
%% -- Init function --
add_init_function(Env, StateType, Funs0) ->
add_init_function(Env, Main, StateType, Funs0) ->
case is_no_code(Env) of
true -> Funs0;
false ->
Funs = add_default_init_function(Env, StateType, Funs0),
Funs = add_default_init_function(Env, Main, StateType, Funs0),
InitName = {entrypoint, <<"init">>},
InitFun = #{ body := InitBody} = maps:get(InitName, Funs),
Funs#{ InitName => InitFun#{ return => {tuple, []},
body => {builtin, set_state, [InitBody]} } }
end.
add_default_init_function(_Env, StateType, Funs) ->
add_default_init_function(_Env, Main, StateType, Funs) ->
InitName = {entrypoint, <<"init">>},
case maps:get(InitName, Funs, none) of
%% Only add default init function if state is unit.
@ -924,7 +942,7 @@ add_default_init_function(_Env, StateType, Funs) ->
args => [],
return => {tuple, []},
body => {tuple, []}} };
none -> fcode_error(missing_init_function);
none -> fcode_error({missing_init_function, Main});
_ -> Funs
end.
@ -1115,7 +1133,7 @@ lookup_type(Env, {qid, _, Name}, Args) ->
lookup_type(Env, Name, Args);
lookup_type(Env, Name, Args) ->
case lookup_type(Env, Name, Args, not_found) of
not_found -> error({unknown_type, Name});
not_found -> internal_error({unknown_type, Name});
Type -> Type
end.
@ -1440,8 +1458,12 @@ get_attributes(Ann) ->
indexed(Xs) ->
lists:zip(lists:seq(1, length(Xs)), Xs).
fcode_error(Err) ->
error(Err).
fcode_error(Error) ->
aeso_errors:throw(aeso_code_errors:format(Error)).
internal_error(Error) ->
Msg = lists:flatten(io_lib:format("~p\n", [Error])),
aeso_errors:throw(aeso_errors:new(internal_error, aeso_errors:pos(0, 0), Msg)).
%% -- Pretty printing --------------------------------------------------------

39
src/aeso_ast_to_icode.erl
View File

@ -21,8 +21,8 @@ convert_typed(TypedTree, Options) ->
case lists:last(TypedTree) of
{contract, Attrs, {con, _, Con}, _} ->
{proplists:get_value(payable, Attrs, false), Con};
_ ->
gen_error(last_declaration_must_be_contract)
Decl ->
gen_error({last_declaration_must_be_contract, Decl})
end,
NewIcode = aeso_icode:set_payable(Payable,
aeso_icode:set_name(Name, aeso_icode:new(Options))),
@ -42,17 +42,17 @@ code([], Icode, Options) ->
%% Generate error on correct format.
gen_error(Error) ->
error({code_errors, [Error]}).
aeso_errors:throw(aeso_code_errors:format(Error)).
%% Create default init function (only if state is unit).
add_default_init_function(Icode = #{functions := Funs, state_type := State}, Options) ->
add_default_init_function(Icode = #{namespace := NS, functions := Funs, state_type := State}, Options) ->
NoCode = proplists:get_value(no_code, Options, false),
{_, _, QInit} = aeso_icode:qualify({id, [], "init"}, Icode),
case lists:keymember(QInit, 1, Funs) of
true -> Icode;
false when NoCode -> Icode;
false when State /= {tuple, []} ->
gen_error(missing_init_function);
gen_error({missing_init_function, NS});
false ->
Type = {tuple, [typerep, {tuple, []}]},
Value = #tuple{ cpts = [type_value({tuple, []}), {tuple, []}] },
@ -83,9 +83,9 @@ contract_to_icode([{type_def, _Attrib, Id = {id, _, Name}, Args, Def} | Rest],
constructors := maps:merge(Constructors, NewConstructors) },
Icode2 = case Name of
"state" when Args == [] -> Icode1#{ state_type => ast_typerep(Def, Icode) };
"state" -> gen_error(state_type_cannot_be_parameterized);
"state" -> gen_error({parameterized_state, Id});
"event" when Args == [] -> Icode1#{ event_type => Def };
"event" -> gen_error(event_type_cannot_be_parameterized);
"event" -> gen_error({parameterized_event, Id});
_ -> Icode1
end,
contract_to_icode(Rest, Icode2);
@ -398,10 +398,8 @@ ast_binop(Op, Ann, {typed, _, A, Type}, B, Icode)
when Op == '=='; Op == '!=';
Op == '<'; Op == '>';
Op == '<='; Op == '=<'; Op == '>=' ->
Monomorphic = is_monomorphic(Type),
[ gen_error({cant_compare_type_aevm, Ann, Op, Type}) || not is_simple_type(Type) ],
case ast_typerep(Type, Icode) of
_ when not Monomorphic ->
gen_error({cant_compare_polymorphic_type, Ann, Op, Type});
word -> #binop{op = Op, left = ast_body(A, Icode), right = ast_body(B, Icode)};
OtherType ->
Neg = case Op of
@ -767,14 +765,22 @@ map_upd(Key, Default, ValFun, Map = {typed, Ann, _, MapType}, Icode) ->
builtin_call(FunName, Args).
check_entrypoint_type(Ann, Name, Args, Ret) ->
Check = fun(T, Err) ->
case is_simple_type(T) of
CheckFirstOrder = fun(T, Err) ->
case is_first_order_type(T) of
false -> gen_error(Err);
true -> ok
end end,
[ Check(T, {entrypoint_argument_must_have_simple_type, Ann1, Name, X, T})
CheckMonomorphic = fun(T, Err) ->
case is_monomorphic(T) of
false -> gen_error(Err);
true -> ok
end end,
[ CheckFirstOrder(T, {entrypoint_argument_must_have_first_order_type, Ann1, Name, X, T})
|| {arg, Ann1, X, T} <- Args ],
Check(Ret, {entrypoint_must_have_simple_return_type, Ann, Name, Ret}).
CheckFirstOrder(Ret, {entrypoint_must_have_first_order_return_type, Ann, Name, Ret}),
[ CheckMonomorphic(T, {entrypoint_argument_must_have_monomorphic_type, Ann1, Name, X, T})
|| {arg, Ann1, X, T} <- Args ],
CheckMonomorphic(Ret, {entrypoint_must_have_monomorphic_return_type, Ann, Name, Ret}).
is_simple_type({tvar, _, _}) -> false;
is_simple_type({fun_t, _, _, _, _}) -> false;
@ -782,6 +788,11 @@ is_simple_type(Ts) when is_list(Ts) -> lists:all(fun is_simple_type/1, Ts);
is_simple_type(T) when is_tuple(T) -> is_simple_type(tuple_to_list(T));
is_simple_type(_) -> true.
is_first_order_type({fun_t, _, _, _, _}) -> false;
is_first_order_type(Ts) when is_list(Ts) -> lists:all(fun is_first_order_type/1, Ts);
is_first_order_type(T) when is_tuple(T) -> is_first_order_type(tuple_to_list(T));
is_first_order_type(_) -> true.
is_monomorphic({tvar, _, _}) -> false;
is_monomorphic([H|T]) ->
is_monomorphic(H) andalso is_monomorphic(T);

75
src/aeso_code_errors.erl Normal file
View File

@ -0,0 +1,75 @@
%%%-------------------------------------------------------------------
%%% @author Ulf Norell
%%% @copyright (C) 2019, Aeternity Anstalt
%%% @doc
%%% Formatting of code generation errors.
%%% @end
%%%
%%%-------------------------------------------------------------------
-module(aeso_code_errors).
-export([format/1]).
format({last_declaration_must_be_contract, Decl = {namespace, _, {con, _, C}, _}}) ->
Msg = io_lib:format("Expected a contract as the last declaration instead of the namespace '~s'\n",
[C]),
mk_err(pos(Decl), Msg);
format({missing_init_function, Con}) ->
Msg = io_lib:format("Missing init function for the contract '~s'.\n", [pp_expr(Con)]),
Cxt = "The 'init' function can only be omitted if the state type is 'unit'.\n",
mk_err(pos(Con), Msg, Cxt);
format({parameterized_state, Decl}) ->
Msg = "The state type cannot be parameterized.\n",
mk_err(pos(Decl), Msg);
format({parameterized_event, Decl}) ->
Msg = "The event type cannot be parameterized.\n",
mk_err(pos(Decl), Msg);
format({entrypoint_argument_must_have_monomorphic_type, Ann, {id, _, Name}, X, T}) ->
Msg = io_lib:format("The argument\n~s\nof entrypoint '~s' does not have a monomorphic type.\n",
[pp_typed(X, T), Name]),
Cxt = "Use the FATE backend if you want polymorphic entrypoints.",
mk_err(pos(Ann), Msg, Cxt);
format({cant_compare_type_aevm, Ann, Op, Type}) ->
StringAndTuple = [ "- type string\n"
"- tuple or record of word type\n" || lists:member(Op, ['==', '!=']) ],
Msg = io_lib:format("Cannot compare values of type\n"
"~s\n"
"The AEVM only supports '~s' on values of\n"
"- word type (int, bool, bits, address, oracle(_, _), etc)\n"
"~s"
"Use FATE if you need to compare arbitrary types.\n",
[pp_type(2, Type), Op, StringAndTuple]),
mk_err(pos(Ann), Msg);
format({invalid_aens_resolve_type, Ann, T}) ->
Msg = io_lib:format("Invalid return type of AENS.resolve:\n"
"~s\n"
"It must be a string or a pubkey type (address, oracle, etc).\n",
[pp_type(2, T)]),
mk_err(pos(Ann), Msg);
format(Err) ->
mk_err(aeso_errors:pos(0, 0), io_lib:format("Unknown error: ~p\n", [Err])).
pos(Ann) ->
File = aeso_syntax:get_ann(file, Ann, no_file),
Line = aeso_syntax:get_ann(line, Ann, 0),
Col = aeso_syntax:get_ann(col, Ann, 0),
aeso_errors:pos(File, Line, Col).
pp_typed(E, T) ->
prettypr:format(prettypr:nest(2,
lists:foldr(fun prettypr:beside/2, prettypr:empty(),
[aeso_pretty:expr(E), prettypr:text(" : "),
aeso_pretty:type(T)]))).
pp_expr(E) ->
prettypr:format(aeso_pretty:expr(E)).
pp_type(N, T) ->
prettypr:format(prettypr:nest(N, aeso_pretty:type(T))).
mk_err(Pos, Msg) ->
aeso_errors:new(code_error, Pos, lists:flatten(Msg)).
mk_err(Pos, Msg, Cxt) ->
aeso_errors:new(code_error, Pos, lists:flatten(Msg), lists:flatten(Cxt)).

39
src/aeso_compiler.erl
View File

@ -98,15 +98,7 @@ from_string(Backend, ContractString, Options) ->
try
from_string1(Backend, ContractString, Options)
catch
%% The compiler errors.
throw:{parse_errors, Errors} ->
{error, Errors};
throw:{type_errors, Errors} ->
{error, Errors};
error:{code_errors, Errors} ->
{error, join_errors("Code errors", Errors,
fun (E) -> io_lib:format("~p", [E]) end)}
%% General programming errors in the compiler just signal error.
throw:{error, Errors} -> {error, Errors}
end.
from_string1(aevm, ContractString, Options) ->
@ -230,16 +222,10 @@ check_call1(ContractString0, FunName, Args, Options) ->
{ok, FunName, CallArgs}
end
catch
throw:{parse_errors, Errors} ->
{error, Errors};
throw:{type_errors, Errors} ->
{error, Errors};
throw:{error, Errors} -> {error, Errors};
error:{badmatch, {error, missing_call_function}} ->
{error, join_errors("Type errors", ["missing __call function"],
fun (E) -> E end)};
throw:Error -> %Don't ask
{error, join_errors("Code errors", [Error],
fun (E) -> io_lib:format("~p", [E]) end)}
fun (E) -> E end)}
end.
arguments_of_body(CallName, _FunName, Fcode) ->
@ -345,16 +331,10 @@ to_sophia_value(ContractString, FunName, ok, Data, Options0) ->
end
end
catch
throw:{parse_errors, Errors} ->
{error, Errors};
throw:{type_errors, Errors} ->
{error, Errors};
throw:{error, Errors} -> {error, Errors};
error:{badmatch, {error, missing_function}} ->
{error, join_errors("Type errors", ["no function: '" ++ FunName ++ "'"],
fun (E) -> E end)};
throw:Error -> %Don't ask
{error, join_errors("Code errors", [Error],
fun (E) -> io_lib:format("~p", [E]) end)}
fun (E) -> E end)}
end.
@ -444,16 +424,11 @@ decode_calldata(ContractString, FunName, Calldata, Options0) ->
end
end
catch
throw:{parse_errors, Errors} ->
{error, Errors};
throw:{type_errors, Errors} ->
throw:{error, Errors} ->
{error, Errors};
error:{badmatch, {error, missing_function}} ->
{error, join_errors("Type errors", ["no function: '" ++ FunName ++ "'"],
fun (E) -> E end)};
throw:Error -> %Don't ask
{error, join_errors("Code errors", [Error],
fun (E) -> io_lib:format("~p", [E]) end)}
fun (E) -> E end)}
end.
get_arg_icode(Funs) ->

9
src/aeso_errors.erl
View File

@ -34,6 +34,7 @@
, pos/2
, pos/3
, pp/1
, throw/1
, type/1
]).
@ -49,6 +50,12 @@ pos(Line, Col) ->
pos(File, Line, Col) ->
#pos{ file = File, line = Line, col = Col }.
throw([]) -> ok;
throw(Errs) when is_list(Errs) ->
erlang:throw({error, Errs});
throw(#err{} = Err) ->
erlang:throw({error, [Err]}).
msg(#err{ message = Msg, context = none }) -> Msg;
msg(#err{ message = Msg, context = Ctxt }) -> Msg ++ Ctxt.
@ -68,4 +75,4 @@ pp(#err{ pos = Pos } = Err) ->
pp_pos(#pos{file = no_file, line = L, col = C}) ->
io_lib:format("At line ~p, col ~p:", [L, C]);
pp_pos(#pos{file = F, line = L, col = C}) ->
io_lib:format("In '~s' at line ~p, col~p:", [F, L, C]).
io_lib:format("In '~s' at line ~p, col ~p:", [F, L, C]).

4
src/aeso_parser.erl
View File

@ -33,10 +33,10 @@ string(String, Included, Opts) ->
{ok, AST} ->
case expand_includes(AST, Included, Opts) of
{ok, AST1} -> AST1;
{error, Err} -> throw({parse_errors, [mk_error(Err)]})
{error, Err} -> aeso_errors:throw(mk_error(Err))
end;
{error, Err} ->
throw({parse_errors, [mk_error(Err)]})
aeso_errors:throw(mk_error(Err))
end.
type(String) ->

2
test/aeso_abi_tests.erl
View File

@ -163,7 +163,7 @@ permissive_literals_fail_test() ->
" Chain.spend(o, 1000000)\n",
{error, [Err]} =
aeso_compiler:check_call(Contract, "haxx", ["#123"], []),
?assertMatch("Cannot unify" ++ _, aeso_errors:pp(Err)),
?assertMatch("At line 3, col 5:\nCannot unify" ++ _, aeso_errors:pp(Err)),
?assertEqual(type_error, aeso_errors:type(Err)),
ok.

402
test/aeso_compiler_tests.erl
View File

@ -16,57 +16,74 @@
%% are made on the output, just that it is a binary which indicates
%% that the compilation worked.
simple_compile_test_() ->
[ {"Testing the " ++ ContractName ++ " contract with the " ++ atom_to_list(Backend) ++ " backend",
fun() ->
case compile(Backend, ContractName) of
#{byte_code := ByteCode,
contract_source := _,
type_info := _} when Backend == aevm ->
?assertMatch(Code when is_binary(Code), ByteCode);
#{fate_code := Code} when Backend == fate ->
Code1 = aeb_fate_code:deserialize(aeb_fate_code:serialize(Code)),
?assertMatch({X, X}, {Code1, Code});
ErrBin ->
io:format("\n~s", [ErrBin]),
error(ErrBin)
end
end} || ContractName <- compilable_contracts(), Backend <- [aevm, fate],
not lists:member(ContractName, not_yet_compilable(Backend))] ++
[ {"Testing error messages of " ++ ContractName,
fun() ->
case compile(aevm, ContractName) of
<<"Parse errors\n", ErrorString/binary>> ->
check_errors(lists:sort(ExpectedErrors), ErrorString);
Errors ->
check_errors(lists:sort(ExpectedErrors), Errors)
end
end} ||
{ContractName, ExpectedErrors} <- failing_contracts() ] ++
[ {"Testing include with explicit files",
fun() ->
FileSystem = maps:from_list(
[ begin
{ok, Bin} = file:read_file(filename:join([aeso_test_utils:contract_path(), File])),
{File, Bin}
end || File <- ["included.aes", "../contracts/included2.aes"] ]),
#{byte_code := Code1} = compile(aevm, "include", [{include, {explicit_files, FileSystem}}]),
#{byte_code := Code2} = compile(aevm, "include"),
?assertMatch(true, Code1 == Code2)
end} ] ++
[ {"Testing deadcode elimination for " ++ atom_to_list(Backend),
fun() ->
#{ byte_code := NoDeadCode } = compile(Backend, "nodeadcode"),
#{ byte_code := DeadCode } = compile(Backend, "deadcode"),
SizeNoDeadCode = byte_size(NoDeadCode),
SizeDeadCode = byte_size(DeadCode),
Delta = if Backend == aevm -> 40;
Backend == fate -> 20 end,
?assertMatch({_, _, true}, {SizeDeadCode, SizeNoDeadCode, SizeDeadCode + Delta < SizeNoDeadCode}),
ok
end} || Backend <- [aevm, fate] ].
[ {"Testing the " ++ ContractName ++ " contract with the " ++ atom_to_list(Backend) ++ " backend",
fun() ->
case compile(Backend, ContractName) of
#{byte_code := ByteCode,
contract_source := _,
type_info := _} when Backend == aevm ->
?assertMatch(Code when is_binary(Code), ByteCode);
#{fate_code := Code} when Backend == fate ->
Code1 = aeb_fate_code:deserialize(aeb_fate_code:serialize(Code)),
?assertMatch({X, X}, {Code1, Code});
ErrBin ->
io:format("\n~s", [ErrBin]),
error(ErrBin)
end
end} || ContractName <- compilable_contracts(), Backend <- [aevm, fate],
not lists:member(ContractName, not_yet_compilable(Backend))] ++
[ {"Testing error messages of " ++ ContractName,
fun() ->
Errors = compile(aevm, ContractName),
check_errors(ExpectedErrors, Errors)
end} ||
{ContractName, ExpectedErrors} <- failing_contracts() ] ++
[ {"Testing " ++ atom_to_list(Backend) ++ " code generation error messages of " ++ ContractName,
fun() ->
Errors = compile(Backend, ContractName),
Expect =
case is_binary(ExpectedError) of
true -> [ExpectedError];
false ->
case proplists:get_value(Backend, ExpectedError, no_error) of
no_error -> no_error;
Err -> [Err]
end
end,
check_errors(Expect, Errors)
end} ||
{ContractName, ExpectedError} <- failing_code_gen_contracts(),
Backend <- [aevm, fate] ] ++
[ {"Testing include with explicit files",
fun() ->
FileSystem = maps:from_list(
[ begin
{ok, Bin} = file:read_file(filename:join([aeso_test_utils:contract_path(), File])),
{File, Bin}
end || File <- ["included.aes", "../contracts/included2.aes"] ]),
#{byte_code := Code1} = compile(aevm, "include", [{include, {explicit_files, FileSystem}}]),
#{byte_code := Code2} = compile(aevm, "include"),
?assertMatch(true, Code1 == Code2)
end} ] ++
[ {"Testing deadcode elimination for " ++ atom_to_list(Backend),
fun() ->
#{ byte_code := NoDeadCode } = compile(Backend, "nodeadcode"),
#{ byte_code := DeadCode } = compile(Backend, "deadcode"),
SizeNoDeadCode = byte_size(NoDeadCode),
SizeDeadCode = byte_size(DeadCode),
Delta = if Backend == aevm -> 40;
Backend == fate -> 20 end,
?assertMatch({_, _, true}, {SizeDeadCode, SizeNoDeadCode, SizeDeadCode + Delta < SizeNoDeadCode}),
ok
end} || Backend <- [aevm, fate] ] ++
[].
check_errors(Expect, Actual0) ->
Actual = [ list_to_binary(string:trim(aeso_errors:msg(Err))) || Err <- Actual0 ],
check_errors(no_error, Actual) -> ?assertMatch(#{}, Actual);
check_errors(Expect, #{}) ->
?assertEqual({error, Expect}, ok);
check_errors(Expect0, Actual0) ->
Expect = lists:sort(Expect0),
Actual = [ list_to_binary(string:trim(aeso_errors:pp(Err))) || Err <- Actual0 ],
case {Expect -- Actual, Actual -- Expect} of
{[], Extra} -> ?assertMatch({unexpected, []}, {unexpected, Extra});
{Missing, []} -> ?assertMatch({missing, []}, {missing, Missing});
@ -79,7 +96,7 @@ compile(Backend, Name) ->
compile(Backend, Name, Options) ->
String = aeso_test_utils:read_contract(Name),
case aeso_compiler:from_string(String, [{src_file, Name}, {backend, Backend} | Options]) of
case aeso_compiler:from_string(String, [{src_file, Name ++ ".aes"}, {backend, Backend} | Options]) of
{ok, Map} -> Map;
{error, ErrorString} when is_binary(ErrorString) -> ErrorString;
{error, Errors} -> Errors
@ -135,241 +152,370 @@ not_yet_compilable(aevm) -> [].
%% Contracts that should produce type errors
-define(Pos(Line, Col), "At line " ??Line ", col " ??Col ":\n").
-define(Pos(File, Line, Col), "In '" File ".aes' at line " ??Line ", col " ??Col ":\n").
failing_contracts() ->
[ {"name_clash",
[<<"Duplicate definitions of abort at\n"
[<<?Pos(14, 3)
"Duplicate definitions of abort at\n"
" - (builtin location)\n"
" - line 14, column 3">>,
<<"Duplicate definitions of require at\n"
<<?Pos(15, 3)
"Duplicate definitions of require at\n"
" - (builtin location)\n"
" - line 15, column 3">>,
<<"Duplicate definitions of double_def at\n"
<<?Pos(11, 3)
"Duplicate definitions of double_def at\n"
" - line 10, column 3\n"
" - line 11, column 3">>,
<<"Duplicate definitions of double_proto at\n"
<<?Pos(5, 3)
"Duplicate definitions of double_proto at\n"
" - line 4, column 3\n"
" - line 5, column 3">>,
<<"Duplicate definitions of proto_and_def at\n"
<<?Pos(8, 3)
"Duplicate definitions of proto_and_def at\n"
" - line 7, column 3\n"
" - line 8, column 3">>,
<<"Duplicate definitions of put at\n"
<<?Pos(16, 3)
"Duplicate definitions of put at\n"
" - (builtin location)\n"
" - line 16, column 3">>,
<<"Duplicate definitions of state at\n"
<<?Pos(17, 3)
"Duplicate definitions of state at\n"
" - (builtin location)\n"
" - line 17, column 3">>]}
, {"type_errors",
[<<"Unbound variable zz at line 17, column 23">>,
<<"Cannot unify int\n"
[<<?Pos(17, 23)
"Unbound variable zz at line 17, column 23">>,
<<?Pos(26, 9)
"Cannot unify int\n"
" and list(int)\n"
"when checking the application at line 26, column 9 of\n"
" (::) : (int, list(int)) => list(int)\n"
"to arguments\n"
" x : int\n"
" x : int">>,
<<"Cannot unify string\n"
<<?Pos(9, 48)
"Cannot unify string\n"
" and int\n"
"when checking the assignment of the field\n"
" x : map(string, string) (at line 9, column 48)\n"
"to the old value __x and the new value\n"
" __x {[\"foo\"] @ x = x + 1} : map(string, int)">>,
<<"Cannot unify int\n"
<<?Pos(34, 47)
"Cannot unify int\n"
" and string\n"
"when checking the type of the expression at line 34, column 47\n"
" 1 : int\n"
"against the expected type\n"
" string">>,
<<"Cannot unify string\n"
<<?Pos(34, 52)
"Cannot unify string\n"
" and int\n"
"when checking the type of the expression at line 34, column 52\n"
" \"bla\" : string\n"
"against the expected type\n"
" int">>,
<<"Cannot unify string\n"
<<?Pos(32, 18)
"Cannot unify string\n"
" and int\n"
"when checking the type of the expression at line 32, column 18\n"
" \"x\" : string\n"
"against the expected type\n"
" int">>,
<<"Cannot unify string\n"
<<?Pos(11, 58)
"Cannot unify string\n"
" and int\n"
"when checking the type of the expression at line 11, column 58\n"
" \"foo\" : string\n"
"against the expected type\n"
" int">>,
<<"Cannot unify int\n"
<<?Pos(38, 13)
"Cannot unify int\n"
" and string\n"
"when comparing the types of the if-branches\n"
" - w : int (at line 38, column 13)\n"
" - z : string (at line 39, column 10)">>,
<<"Not a record type: string\n"
<<?Pos(22, 40)
"Not a record type: string\n"
"arising from the projection of the field y (at line 22, column 40)">>,
<<"Not a record type: string\n"
<<?Pos(21, 44)
"Not a record type: string\n"
"arising from an assignment of the field y (at line 21, column 44)">>,
<<"Not a record type: string\n"
<<?Pos(20, 40)
"Not a record type: string\n"
"arising from an assignment of the field y (at line 20, column 40)">>,
<<"Not a record type: string\n"
<<?Pos(19, 37)
"Not a record type: string\n"
"arising from an assignment of the field y (at line 19, column 37)">>,
<<"Ambiguous record type with field y (at line 13, column 27) could be one of\n"
<<?Pos(13, 27)
"Ambiguous record type with field y (at line 13, column 27) could be one of\n"
" - r (at line 4, column 10)\n"
" - r' (at line 5, column 10)">>,
<<"Repeated name x in pattern\n"
<<?Pos(26, 7)
"Repeated name x in pattern\n"
" x :: x (at line 26, column 7)">>,
<<"Repeated argument x to function repeated_arg (at line 44, column 14).">>,
<<"Repeated argument y to function repeated_arg (at line 44, column 14).">>,
<<"No record type with fields y, z (at line 14, column 24)">>,
<<"The field z is missing when constructing an element of type r2 (at line 15, column 26)">>,
<<"Record type r2 does not have field y (at line 15, column 24)">>,
<<"Let binding at line 47, column 5 must be followed by an expression">>,
<<"Let binding at line 50, column 5 must be followed by an expression">>,
<<"Let binding at line 54, column 5 must be followed by an expression">>,
<<"Let binding at line 58, column 5 must be followed by an expression">>]}
<<?Pos(44, 14)
"Repeated argument x to function repeated_arg (at line 44, column 14).">>,
<<?Pos(44, 14)
"Repeated argument y to function repeated_arg (at line 44, column 14).">>,
<<?Pos(14, 24)
"No record type with fields y, z (at line 14, column 24)">>,
<<?Pos(15, 26)
"The field z is missing when constructing an element of type r2 (at line 15, column 26)">>,
<<?Pos(15, 24)
"Record type r2 does not have field y (at line 15, column 24)">>,
<<?Pos(47, 5)
"Let binding at line 47, column 5 must be followed by an expression">>,
<<?Pos(50, 5)
"Let binding at line 50, column 5 must be followed by an expression">>,
<<?Pos(54, 5)
"Let binding at line 54, column 5 must be followed by an expression">>,
<<?Pos(58, 5)
"Let binding at line 58, column 5 must be followed by an expression">>]}
, {"init_type_error",
[<<"Cannot unify string\n"
[<<?Pos(7, 3)
"Cannot unify string\n"
" and map(int, int)\n"
"when checking that 'init' returns a value of type 'state' at line 7, column 3">>]}
, {"missing_state_type",
[<<"Cannot unify string\n"
[<<?Pos(5, 3)
"Cannot unify string\n"
" and unit\n"
"when checking that 'init' returns a value of type 'state' at line 5, column 3">>]}
, {"missing_fields_in_record_expression",
[<<"The field x is missing when constructing an element of type r('a) (at line 7, column 42)">>,
<<"The field y is missing when constructing an element of type r(int) (at line 8, column 42)">>,
<<"The fields y, z are missing when constructing an element of type r('a) (at line 6, column 42)">>]}
[<<?Pos(7, 42)
"The field x is missing when constructing an element of type r('a) (at line 7, column 42)">>,
<<?Pos(8, 42)
"The field y is missing when constructing an element of type r(int) (at line 8, column 42)">>,
<<?Pos(6, 42)
"The fields y, z are missing when constructing an element of type r('a) (at line 6, column 42)">>]}
, {"namespace_clash",
[<<"The contract Call (at line 4, column 10) has the same name as a namespace at (builtin location)">>]}
[<<?Pos(4, 10)
"The contract Call (at line 4, column 10) has the same name as a namespace at (builtin location)">>]}
, {"bad_events",
[<<"The indexed type string (at line 9, column 25) is not a word type">>,
<<"The indexed type alias_string (at line 10, column 25) equals string which is not a word type">>]}
[<<?Pos(9, 25)
"The indexed type string (at line 9, column 25) is not a word type">>,
<<?Pos(10, 25)
"The indexed type alias_string (at line 10, column 25) equals string which is not a word type">>]}
, {"bad_events2",
[<<"The event constructor BadEvent1 (at line 9, column 7) has too many non-indexed values (max 1)">>,
<<"The event constructor BadEvent2 (at line 10, column 7) has too many indexed values (max 3)">>]}
[<<?Pos(9, 7)
"The event constructor BadEvent1 (at line 9, column 7) has too many non-indexed values (max 1)">>,
<<?Pos(10, 7)
"The event constructor BadEvent2 (at line 10, column 7) has too many indexed values (max 3)">>]}
, {"type_clash",
[<<"Cannot unify int\n"
[<<?Pos(12, 42)
"Cannot unify int\n"
" and string\n"
"when checking the record projection at line 12, column 42\n"
" r.foo : (gas : int, value : int) => Remote.themap\n"
"against the expected type\n"
" (gas : int, value : int) => map(string, int)">>]}
, {"bad_include_and_ns",
[<<"Include of 'included.aes' at line 2, column 11\nnot allowed, include only allowed at top level.">>,
<<"Nested namespace not allowed\nNamespace 'Foo' at line 3, column 13 not defined at top level.">>]}
[<<?Pos(2, 11)
"Include of 'included.aes' at line 2, column 11\nnot allowed, include only allowed at top level.">>,
<<?Pos(3, 13)
"Nested namespace not allowed\nNamespace 'Foo' at line 3, column 13 not defined at top level.">>]}
, {"bad_address_literals",
[<<"The type bytes(32) is not a contract type\n"
[<<?Pos(32, 5)
"The type bytes(32) is not a contract type\n"
"when checking that the contract literal at line 32, column 5\n"
" ct_Ez6MyeTMm17YnTnDdHTSrzMEBKmy7Uz2sXu347bTDPgVH2ifJ\n"
"has the type\n"
" bytes(32)">>,
<<"The type oracle(int, bool) is not a contract type\n"
<<?Pos(30, 5)
"The type oracle(int, bool) is not a contract type\n"
"when checking that the contract literal at line 30, column 5\n"
" ct_Ez6MyeTMm17YnTnDdHTSrzMEBKmy7Uz2sXu347bTDPgVH2ifJ\n"
"has the type\n"
" oracle(int, bool)">>,
<<"The type address is not a contract type\n"
<<?Pos(28, 5)
"The type address is not a contract type\n"
"when checking that the contract literal at line 28, column 5\n"
" ct_Ez6MyeTMm17YnTnDdHTSrzMEBKmy7Uz2sXu347bTDPgVH2ifJ\n"
"has the type\n"
" address">>,
<<"Cannot unify oracle_query('a, 'b)\n"
<<?Pos(25, 5)
"Cannot unify oracle_query('a, 'b)\n"
" and Remote\n"
"when checking the type of the expression at line 25, column 5\n"
" oq_2oRvyowJuJnEkxy58Ckkw77XfWJrmRgmGaLzhdqb67SKEL1gPY :\n"
" oracle_query('a, 'b)\n"
"against the expected type\n"
" Remote">>,
<<"Cannot unify oracle_query('c, 'd)\n"
<<?Pos(23, 5)
"Cannot unify oracle_query('c, 'd)\n"
" and bytes(32)\n"
"when checking the type of the expression at line 23, column 5\n"
" oq_2oRvyowJuJnEkxy58Ckkw77XfWJrmRgmGaLzhdqb67SKEL1gPY :\n"
" oracle_query('c, 'd)\n"
"against the expected type\n"
" bytes(32)">>,
<<"Cannot unify oracle_query('e, 'f)\n"
<<?Pos(21, 5)
"Cannot unify oracle_query('e, 'f)\n"
" and oracle(int, bool)\n"
"when checking the type of the expression at line 21, column 5\n"
" oq_2oRvyowJuJnEkxy58Ckkw77XfWJrmRgmGaLzhdqb67SKEL1gPY :\n"
" oracle_query('e, 'f)\n"
"against the expected type\n"
" oracle(int, bool)">>,
<<"Cannot unify oracle('g, 'h)\n"
<<?Pos(18, 5)
"Cannot unify oracle('g, 'h)\n"
" and Remote\n"
"when checking the type of the expression at line 18, column 5\n"
" ok_2YNyxd6TRJPNrTcEDCe9ra59SVUdp9FR9qWC5msKZWYD9bP9z5 :\n"
" oracle('g, 'h)\n"
"against the expected type\n"
" Remote">>,
<<"Cannot unify oracle('i, 'j)\n"
<<?Pos(16, 5)
"Cannot unify oracle('i, 'j)\n"
" and bytes(32)\n"
"when checking the type of the expression at line 16, column 5\n"
" ok_2YNyxd6TRJPNrTcEDCe9ra59SVUdp9FR9qWC5msKZWYD9bP9z5 :\n"
" oracle('i, 'j)\n"
"against the expected type\n"
" bytes(32)">>,
<<"Cannot unify oracle('k, 'l)\n"
<<?Pos(14, 5)
"Cannot unify oracle('k, 'l)\n"
" and oracle_query(int, bool)\n"
"when checking the type of the expression at line 14, column 5\n"
" ok_2YNyxd6TRJPNrTcEDCe9ra59SVUdp9FR9qWC5msKZWYD9bP9z5 :\n"
" oracle('k, 'l)\n"
"against the expected type\n"
" oracle_query(int, bool)">>,
<<"Cannot unify address\n"
<<?Pos(11, 5)
"Cannot unify address\n"
" and oracle(int, bool)\n"
"when checking the type of the expression at line 11, column 5\n"
" ak_2gx9MEFxKvY9vMG5YnqnXWv1hCsX7rgnfvBLJS4aQurustR1rt : address\n"
"against the expected type\n"
" oracle(int, bool)">>,
<<"Cannot unify address\n"
<<?Pos(9, 5)
"Cannot unify address\n"
" and Remote\n"
"when checking the type of the expression at line 9, column 5\n"
" ak_2gx9MEFxKvY9vMG5YnqnXWv1hCsX7rgnfvBLJS4aQurustR1rt : address\n"
"against the expected type\n"
" Remote">>,
<<"Cannot unify address\n"
<<?Pos(7, 5)
"Cannot unify address\n"
" and bytes(32)\n"
"when checking the type of the expression at line 7, column 5\n"
" ak_2gx9MEFxKvY9vMG5YnqnXWv1hCsX7rgnfvBLJS4aQurustR1rt : address\n"
"against the expected type\n"
" bytes(32)">>]}
, {"stateful",
[<<"Cannot reference stateful function Chain.spend (at line 13, column 35)\nin the definition of non-stateful function fail1.">>,
<<"Cannot reference stateful function local_spend (at line 14, column 35)\nin the definition of non-stateful function fail2.">>,
<<"Cannot reference stateful function Chain.spend (at line 16, column 15)\nin the definition of non-stateful function fail3.">>,
<<"Cannot reference stateful function Chain.spend (at line 20, column 31)\nin the definition of non-stateful function fail4.">>,
<<"Cannot reference stateful function Chain.spend (at line 35, column 47)\nin the definition of non-stateful function fail5.">>,
<<"Cannot pass non-zero value argument 1000 (at line 48, column 57)\nin the definition of non-stateful function fail6.">>,
<<"Cannot pass non-zero value argument 1000 (at line 49, column 56)\nin the definition of non-stateful function fail7.">>,
<<"Cannot pass non-zero value argument 1000 (at line 52, column 17)\nin the definition of non-stateful function fail8.">>]}
[<<?Pos(13, 35)
"Cannot reference stateful function Chain.spend (at line 13, column 35)\nin the definition of non-stateful function fail1.">>,
<<?Pos(14, 35)
"Cannot reference stateful function local_spend (at line 14, column 35)\nin the definition of non-stateful function fail2.">>,
<<?Pos(16, 15)
"Cannot reference stateful function Chain.spend (at line 16, column 15)\nin the definition of non-stateful function fail3.">>,
<<?Pos(20, 31)
"Cannot reference stateful function Chain.spend (at line 20, column 31)\nin the definition of non-stateful function fail4.">>,
<<?Pos(35, 47)
"Cannot reference stateful function Chain.spend (at line 35, column 47)\nin the definition of non-stateful function fail5.">>,
<<?Pos(48, 57)
"Cannot pass non-zero value argument 1000 (at line 48, column 57)\nin the definition of non-stateful function fail6.">>,
<<?Pos(49, 56)
"Cannot pass non-zero value argument 1000 (at line 49, column 56)\nin the definition of non-stateful function fail7.">>,
<<?Pos(52, 17)
"Cannot pass non-zero value argument 1000 (at line 52, column 17)\nin the definition of non-stateful function fail8.">>]}
, {"bad_init_state_access",
[<<"The init function should return the initial state as its result and cannot write the state,\n"
[<<?Pos(11, 5)
"The init function should return the initial state as its result and cannot write the state,\n"
"but it calls\n"
" - set_state (at line 11, column 5), which calls\n"
" - roundabout (at line 8, column 38), which calls\n"
" - put (at line 7, column 39)">>,
<<"The init function should return the initial state as its result and cannot read the state,\n"
<<?Pos(12, 5)
"The init function should return the initial state as its result and cannot read the state,\n"
"but it calls\n"
" - new_state (at line 12, column 5), which calls\n"
" - state (at line 5, column 29)">>,
<<"The init function should return the initial state as its result and cannot read the state,\n"
<<?Pos(13, 13)
"The init function should return the initial state as its result and cannot read the state,\n"
"but it calls\n"
" - state (at line 13, column 13)">>]}
, {"field_parse_error",
[<<"Cannot use nested fields or keys in record construction: p.x">>]}
[<<?Pos("field_parse_error", 5, 26)
"Cannot use nested fields or keys in record construction: p.x">>]}
, {"modifier_checks",
[<<"The function all_the_things (at line 11, column 3) cannot be both public and private.">>,
<<"Namespaces cannot contain entrypoints (at line 3, column 3). Use 'function' instead.">>,
<<"The contract Remote (at line 5, column 10) has no entrypoints. Since Sophia version 3.2, public\ncontract functions must be declared with the 'entrypoint' keyword instead of\n'function'.">>,
<<"The entrypoint wha (at line 12, column 3) cannot be private. Use 'function' instead.">>,
<<"Use 'entrypoint' for declaration of foo (at line 6, column 3):\n entrypoint foo : () => unit">>,
<<"Use 'entrypoint' instead of 'function' for public function foo (at line 10, column 3):\n entrypoint foo() = ()">>,
<<"Use 'entrypoint' instead of 'function' for public function foo (at line 6, column 3):\n entrypoint foo : () => unit">>]}
[<<?Pos(11, 3)
"The function all_the_things (at line 11, column 3) cannot be both public and private.">>,
<<?Pos(3, 3)
"Namespaces cannot contain entrypoints (at line 3, column 3). Use 'function' instead.">>,
<<?Pos(5, 10)
"The contract Remote (at line 5, column 10) has no entrypoints. Since Sophia version 3.2, public\ncontract functions must be declared with the 'entrypoint' keyword instead of\n'function'.">>,
<<?Pos(12, 3)
"The entrypoint wha (at line 12, column 3) cannot be private. Use 'function' instead.">>,
<<?Pos(6, 3)
"Use 'entrypoint' for declaration of foo (at line 6, column 3):\n entrypoint foo : () => unit">>,
<<?Pos(10, 3)
"Use 'entrypoint' instead of 'function' for public function foo (at line 10, column 3):\n entrypoint foo() = ()">>,
<<?Pos(6, 3)
"Use 'entrypoint' instead of 'function' for public function foo (at line 6, column 3):\n entrypoint foo : () => unit">>]}
, {"list_comp_not_a_list",
[<<"Cannot unify int\n and list('a)\nwhen checking rvalue of list comprehension binding at line 2, column 36\n 1 : int\nagainst type \n list('a)">>
[<<?Pos(2, 36)
"Cannot unify int\n and list('a)\nwhen checking rvalue of list comprehension binding at line 2, column 36\n 1 : int\nagainst type \n list('a)">>
]}
, {"list_comp_if_not_bool",
[<<"Cannot unify int\n and bool\nwhen checking the type of the expression at line 2, column 44\n 3 : int\nagainst the expected type\n bool">>
[<<?Pos(2, 44)
"Cannot unify int\n and bool\nwhen checking the type of the expression at line 2, column 44\n 3 : int\nagainst the expected type\n bool">>
]}
, {"list_comp_bad_shadow",
[<<"Cannot unify int\n and string\nwhen checking the type of the pattern at line 2, column 53\n x : int\nagainst the expected type\n string">>
[<<?Pos(2, 53)
"Cannot unify int\n and string\nwhen checking the type of the pattern at line 2, column 53\n x : int\nagainst the expected type\n string">>
]}
].
-define(Path(File), "code_errors/" ??File).
-define(Msg(File, Line, Col, Err), <<?Pos(?Path(File), Line, Col) Err>>).
-define(SAME(File, Line, Col, Err), {?Path(File), ?Msg(File, Line, Col, Err)}).
-define(AEVM(File, Line, Col, Err), {?Path(File), [{aevm, ?Msg(File, Line, Col, Err)}]}).
-define(FATE(File, Line, Col, Err), {?Path(File), [{fate, ?Msg(File, Line, Col, Err)}]}).
-define(BOTH(File, Line, Col, ErrAEVM, ErrFATE),
{?Path(File), [{aevm, ?Msg(File, Line, Col, ErrAEVM)},
{fate, ?Msg(File, Line, Col, ErrFATE)}]}).
failing_code_gen_contracts() ->
[ ?SAME(last_declaration_must_be_contract, 1, 1,
"Expected a contract as the last declaration instead of the namespace 'LastDeclarationIsNotAContract'")
, ?AEVM(polymorphic_entrypoint, 2, 17,
"The argument\n"
" x : 'a\n"
"of entrypoint 'id' does not have a monomorphic type.\n"
"Use the FATE backend if you want polymorphic entrypoints.")
, ?SAME(missing_init_function, 1, 10,
"Missing init function for the contract 'MissingInitFunction'.\n"
"The 'init' function can only be omitted if the state type is 'unit'.")
, ?SAME(parameterised_state, 3, 8,
"The state type cannot be parameterized.")
, ?SAME(parameterised_event, 3, 12,
"The event type cannot be parameterized.")
, ?SAME(polymorphic_aens_resolve, 4, 5,
"Invalid return type of AENS.resolve:\n"
" 'a\n"
"It must be a string or a pubkey type (address, oracle, etc).")
, ?SAME(bad_aens_resolve, 6, 5,
"Invalid return type of AENS.resolve:\n"
" list(int)\n"
"It must be a string or a pubkey type (address, oracle, etc).")
, ?AEVM(polymorphic_compare, 4, 5,
"Cannot compare values of type\n"
" 'a\n"
"The AEVM only supports '==' on values of\n"
"- word type (int, bool, bits, address, oracle(_, _), etc)\n"
"- type string\n"
"- tuple or record of word type\n"
"Use FATE if you need to compare arbitrary types.")
, ?AEVM(higher_order_compare, 4, 5,
"Cannot compare values of type\n"
" (int) => int\n"
"The AEVM only supports '<' on values of\n"
"- word type (int, bool, bits, address, oracle(_, _), etc)\n"
"Use FATE if you need to compare arbitrary types.")
].

2
test/aeso_parser_tests.erl
View File

@ -39,7 +39,7 @@ simple_contracts_test_() ->
RightAssoc = fun(Op) -> CheckParens({a, Op, {b, Op, c}}) end,
NonAssoc = fun(Op) ->
OpAtom = list_to_atom(Op),
?assertThrow({parse_errors, [_]},
?assertThrow({error, [_]},
parse_expr(NoPar({a, Op, {b, Op, c}}))) end,
Stronger = fun(Op1, Op2) ->
CheckParens({{a, Op1, b}, Op2, c}),

9
test/contracts/code_errors/bad_aens_resolve.aes Normal file
View File

@ -0,0 +1,9 @@
contract BadAENSresolve =
type t('a) = option(list('a))
function fail() : t(int) =
AENS.resolve("foo.aet", "whatever")
entrypoint main() = ()

8
test/contracts/code_errors/higher_order_compare.aes Normal file
View File

@ -0,0 +1,8 @@
contract HigherOrderCompare =
function cmp(x : int => int, y) : bool =
x < y
entrypoint test() =
let f(x) = (y) => x + y
cmp(f(1), f(2))

2
test/contracts/code_errors/last_declaration_must_be_contract.aes Normal file
View File

@ -0,0 +1,2 @@
namespace LastDeclarationIsNotAContract =
function add(x, y) = x + y

3
test/contracts/code_errors/missing_init_function.aes Normal file
View File

@ -0,0 +1,3 @@
contract MissingInitFunction =
type state = int * int

4
test/contracts/code_errors/parameterised_event.aes Normal file
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@ -0,0 +1,4 @@
contract ParameterisedEvent =
datatype event('a) = Event(int)

4
test/contracts/code_errors/parameterised_state.aes Normal file
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@ -0,0 +1,4 @@
contract ParameterisedState =
type state('a) = list('a)

7
test/contracts/code_errors/polymorphic_aens_resolve.aes Normal file
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@ -0,0 +1,7 @@
contract PolymorphicAENSresolve =
function fail() : option('a) =
AENS.resolve("foo.aet", "whatever")
entrypoint main() = ()

7
test/contracts/code_errors/polymorphic_compare.aes Normal file
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@ -0,0 +1,7 @@
contract PolymorphicCompare =
function cmp(x : 'a, y : 'a) : bool =
x == y
entrypoint test() =
cmp(4, 6) && cmp(true, false)

3
test/contracts/code_errors/polymorphic_entrypoint.aes Normal file
View File

@ -0,0 +1,3 @@
contract PolymorphicEntrypoint =
entrypoint id(x : 'a) : 'a = x