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|
module Ast = Qsp_syntax.Tree.Ast
module S = Qsp_syntax.S
let _position = (Lexing.dummy_pos, Lexing.dummy_pos)
type 'a report = { level : Qsp_syntax.Report.level; loc : 'a; message : string }
[@@deriving eq, show]
let report : S.pos report Alcotest.testable =
let equal = equal_report (fun _ _ -> true) in
let pp = pp_report (fun formater _ -> Format.fprintf formater "_position") in
Alcotest.testable pp equal
let get_report :
(S.pos Syntax.location, Qsp_syntax.Report.t) result -> S.pos report =
function
| Ok _ -> failwith "No error"
| Error { level; loc; message } -> { level; loc; message }
let _test_instruction : string -> S.pos report -> unit =
fun literal expected ->
let _location = Printf.sprintf {|# Location
%s
------- |} literal in
let actual = get_report @@ Syntax.parse _location and msg = literal in
Alcotest.(check' report ~msg ~expected ~actual)
let else_column () =
_test_instruction
{|IF 1:
0
ELSE:
1
END|}
{
level = Error;
loc = _position;
message = "Unexpected operator after `ELSE`";
}
let elseif_no_column () =
_test_instruction
{|IF 1:
0
ELSEIF 0
1
END|}
{
level = Error;
loc = _position;
message =
"The `ELIF` expression does not end properly. A `:` is expected before \
any instruction.";
}
let unclosed_paren () =
_test_instruction
{|(1
|}
{
level = Error;
loc = _position;
message = "Unexpected '('. Did you forgot a function before ?";
}
let act_no_column () =
_test_instruction
{|ACT 1
0
END|}
{
level = Error;
loc = _position;
message = "Invalid `ACT` label. You probably missed a ':'";
}
let missing_ampersand () =
let result =
{
level = Error;
loc = _position;
message = "Missing separator between instructions";
}
in
let () = _test_instruction "b = 1 a = 2" result
and () = _test_instruction "let b = 1 a = 2" result
and () = _test_instruction "set b = 1 a = 2" result in
()
let unclose_comment () =
_test_instruction {| ! that's it|}
{ level = Error; loc = _position; message = "Unclosed text" }
let syntax_error () =
_test_instruction {|*clr $ cla|}
{ level = Error; loc = _position; message = "Unexpected character \"\"" }
let missing_operand () =
let result =
{ level = Error; loc = _position; message = "Missing operand" }
in
let () = _test_instruction {|if and other: 1|} result
and () = _test_instruction {|a = and other: 1|} result in
()
let unknow_function () =
_test_instruction "a = ran(1, 2)"
{ level = Error; loc = _position; message = "Unexpected expression here." }
let inline_elif () =
_test_instruction {|
if a = 1:
elseif a = 1: a = 1
end|}
{
level = Error;
loc = _position;
message = "Mix between `IF` block and inline `ELIF`";
}
let unclosed_block () =
_test_instruction {|
if $ARGS[0] = 'arg':
act'action':
end|}
{
level = Error;
loc = _position;
message =
"Unclosed `IF` block. Another block ends before the `END` instruction.";
};
_test_instruction
{|
IF 1:
ELSE
0
|}
{
level = Error;
loc = _position;
message =
"Unclosed `ELSE` block. Another block ends before the `END` \
instruction.";
};
_test_instruction
{|
IF 1:
ELSEIF 0:
0
|}
{
level = Error;
loc = _position;
message =
"Unclosed `ELIF` block. Another block ends before the `END` \
instruction.";
}
let test =
( "Syntax Errors",
[
Alcotest.test_case "else:" `Quick else_column;
Alcotest.test_case "elseif" `Quick elseif_no_column;
Alcotest.test_case "(1" `Quick unclosed_paren;
Alcotest.test_case "act 1" `Quick act_no_column;
Alcotest.test_case "no &" `Quick missing_ampersand;
Alcotest.test_case "unclose_comment" `Quick unclose_comment;
Alcotest.test_case "Syntax error $" `Quick syntax_error;
Alcotest.test_case "Missing operand" `Quick missing_operand;
Alcotest.test_case "Unknown function" `Quick unknow_function;
Alcotest.test_case "Inline elif" `Quick inline_elif;
Alcotest.test_case "Unclosed block" `Quick unclosed_block;
] )
|
