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|
(** Test the behavior of the sqlite with a in-memory database *)
open OUnit2
open StdLabels
let ( let* ) res cont =
match res with
| Ok value -> cont value
| Error e -> raise e
(** Test a process with a simple configuration in-memory *)
let run_test ~configuration ~input ~expected name =
name >:: fun _ ->
(* We expect a valid configuration *)
let conf =
ImportConf.t_of_toml (Otoml.Parser.from_string configuration)
|> Result.get_ok
in
let exec db =
let table = List.hd @@ ImportAnalyser.Dependency.get_process_order conf in
let* () = ImportSQL.Db.create_table db table in
(* Prepare the statement in order to import data *)
let* stmt = ImportSQL.Db.prepare_insert db table in
(* Inject some data into the table *)
let result, _ =
List.fold_left ~init:(Ok (), 0) input ~f:(fun (_, i) data ->
let result =
let* () = ImportSQL.Db.insert ~id:i db stmt data in
let* () = ImportSQL.Db.reset stmt in
Ok ()
in
(result, i + 1))
in
let* () = result in
let* () = ImportSQL.Db.finalize stmt in
let expected = ref expected in
(* Collect the data *)
let* () =
ImportSQL.Db.query db conf ~f:(fun rows ->
match !expected with
| [] -> ()
| hd :: tl ->
expected := tl;
let () =
Array.iter2 rows hd ~f:(fun (_, value) expected ->
assert_equal ~printer:ImportCSV.DataType.to_string value
expected)
in
())
in
Ok ()
in
(* Use a magic keyword for in-memory database *)
ignore @@ ImportSQL.Db.with_db ":memory:" exec
(** Simple test used to check the process *)
let simple_extraction =
run_test "simple_extraction"
~configuration:
{|version = 1
[source]
name = "source_name"
file = "source_file"
[sheet]
columns = [
":A ^ '_'",
":B",
":E"]|}
~input:
[
[
(0, ImportCSV.DataType.Integer 123);
(1, ImportCSV.DataType.Integer 2);
(4, ImportCSV.DataType.Integer 5);
];
]
~expected:
[
[|
ImportCSV.DataType.Content "123_";
ImportCSV.DataType.Integer 2;
ImportCSV.DataType.Integer 5;
|];
]
(** Ensure the behavior of the sum function when a filter is given. It is
expected to accumulate the values over each line *)
let sum_sort =
run_test "sum_sort"
~configuration:
{|version = 1
[source]
name = "source_name"
file = "source_file"
[sheet]
columns = [
":A",
"sum(:C, [:B], [:A])",
]|}
~input:
[
[
(0, ImportCSV.DataType.Integer 1);
(1, ImportCSV.DataType.Content "A");
(2, ImportCSV.DataType.Integer 100);
];
[
(0, ImportCSV.DataType.Integer 2);
(1, ImportCSV.DataType.Content "A");
(2, ImportCSV.DataType.Integer 100);
];
[
(0, ImportCSV.DataType.Integer 3);
(1, ImportCSV.DataType.Content "A");
(2, ImportCSV.DataType.Integer 100);
];
]
~expected:
[
[| ImportCSV.DataType.Integer 1; ImportCSV.DataType.Integer 100 |];
[| ImportCSV.DataType.Integer 2; ImportCSV.DataType.Integer 200 |];
[| ImportCSV.DataType.Integer 3; ImportCSV.DataType.Integer 300 |];
]
let sum_total =
run_test "sum_total"
~configuration:
{|version = 1
[source]
name = "source_name"
file = "source_file"
[sheet]
columns = [
":A",
"sum(:C, [], [])",
]|}
~input:
[
[
(0, ImportCSV.DataType.Integer 1); (2, ImportCSV.DataType.Integer 100);
];
[
(0, ImportCSV.DataType.Integer 2); (2, ImportCSV.DataType.Integer 100);
];
]
~expected:
[
[| ImportCSV.DataType.Integer 1; ImportCSV.DataType.Integer 200 |];
[| ImportCSV.DataType.Integer 2; ImportCSV.DataType.Integer 200 |];
]
(** Ensure the behavior of the sum function when no filter is given. It is
expected to get the total sum for each line *)
let sum_unfiltered =
run_test "sum_unfiltered"
~configuration:
{|version = 1
[source]
name = "source_name"
file = "source_file"
[sheet]
columns = [
":A",
"sum(:C, [], [:A])",
]|}
~input:
[
[
(0, ImportCSV.DataType.Integer 1); (2, ImportCSV.DataType.Integer 100);
];
[
(0, ImportCSV.DataType.Integer 2); (2, ImportCSV.DataType.Integer 100);
];
]
~expected:
[
[| ImportCSV.DataType.Integer 1; ImportCSV.DataType.Integer 200 |];
[| ImportCSV.DataType.Integer 2; ImportCSV.DataType.Integer 200 |];
]
let test_suit = [ simple_extraction; sum_sort; sum_total; sum_unfiltered ]
let tests = "sql_db" >::: test_suit
|
