diff options
author | Sébastien Dailly <sebastien@chimrod.com> | 2017-10-24 13:08:15 +0200 |
---|---|---|
committer | Sébastien Dailly <sebastien@chimrod.com> | 2017-10-24 13:08:15 +0200 |
commit | e1e736840ed8c925e2ff442861963250a72d4385 (patch) | |
tree | c4d32c321c14df61d5d04f7356c1a6f97efbb1e9 | |
parent | 3cd6317dc21cfb5bda950ae3ba29daf48e71f006 (diff) |
Update sheet traversal
-rwxr-xr-x | Makefile | 7 | ||||
-rwxr-xr-x | errors.ml | 2 | ||||
-rwxr-xr-x | sheet.ml | 34 | ||||
-rwxr-xr-x | sheet.mli | 2 | ||||
-rwxr-xr-x | tests/sheet_test.ml | 13 |
5 files changed, 33 insertions, 25 deletions
@@ -30,8 +30,11 @@ native: stub doc:
$(OCAMLBUILD) -pkgs $(PACKAGES) -menhir -Is $(PATHS) licht.docdir/index.html
-test: stub
- $(OCAMLBUILD) -pkgs $(PACKAGES),oUnit -cflag -g -lflag -g $(STUB_OPTIONS) $(MENHIR) -Is $(PATHS),tests,tests/odf test.byte --
+test.byte: stub
+ $(OCAMLBUILD) -pkgs $(PACKAGES),oUnit -cflag -g -lflag -g $(STUB_OPTIONS) $(MENHIR) -Is $(PATHS),tests,tests/odf $@
+
+test: test.byte
+ ./test.byte
relink: stub
rm -f _build/main.native
@@ -4,6 +4,8 @@ exception Undefined of UTF8.t * string list exception TypeError
+exception Cycle
+
let printf formatter = function
| Undefined (name, args) -> Format.fprintf formatter
"There is no function '%s' with signature %a"
@@ -10,8 +10,6 @@ type search = [ module Raw = struct
- exception Cycle
-
module Map = Map.Make(struct
type t = cell
let compare (x1, y1) (x2, y2) = Pervasives.compare (y1, x1) (y2, x2)
@@ -30,7 +28,7 @@ module Raw = struct (** An empty cell which does contains nothing *)
let empty_cell = {
- expr = Expression.load @@ UTF8.empty;
+ expr = Expression.Undefined;
value = None;
sink = Cell.Set.empty;
}
@@ -73,7 +71,7 @@ module Raw = struct (* If the previous value wasn't defined, update the map *)
Some (Map.add cell { content with value = Some new_val } t)
| Some old_value ->
- (* If the previous value was defined, update only if both differs *)
+ (* If the previous value was defined, update only if result differs *)
if not (ScTypes.Result.(=) new_val old_value) then
Some (Map.add cell { content with value = Some new_val } t)
else
@@ -89,19 +87,25 @@ module Raw = struct let rec successors element (parents, succ, t) = begin
let content = Map.find element t in
+
if Cell.Set.mem element parents then (
(* if the cell has already been visited, mark it in error, and all the
descendant *)
- let cycle_error = Some (ScTypes.Error Cycle) in
- let t = Map.add element { content with value = cycle_error} t
- and set_error cell content t =
- if content.value = cycle_error then
- None
- else
- Some (Map.add cell { content with value = cycle_error} t) in
- let succ = Cell.Set.add element succ in
- let succ, t = traverse set_error content (succ, t) in
- (Cell.Set.empty, succ, t)
+ let cycle_error = Some (ScTypes.Error Errors.Cycle) in
+
+ if content.value = cycle_error then
+ (* The content has already been update, do not process it again *)
+ (Cell.Set.empty, succ, t)
+ else
+ let t = Map.add element { content with value = cycle_error} t
+ and set_error cell content t =
+ if content.value = cycle_error then
+ None
+ else
+ Some (Map.add cell { content with value = cycle_error} t)
+ and succ = Cell.Set.add element succ in
+ let succ, t = traverse set_error content (succ, t) in
+ (Cell.Set.empty, succ, t)
) else (
begin match f element content t with
| None ->
@@ -117,7 +121,7 @@ module Raw = struct end
)
end in
- let _, succ, t = Cell.Set.fold successors source.sink (Cell.Set.empty, init, t) in
+ let _, succ, t = Cell.Set.fold successors source.sink (init, init, t) in
succ, t
end
@@ -4,8 +4,6 @@ type cell = int * int module Raw: sig - exception Cycle - type t (** Create a new sheet *) diff --git a/tests/sheet_test.ml b/tests/sheet_test.ml index b289b14..c1af5d5 100755 --- a/tests/sheet_test.ml +++ b/tests/sheet_test.ml @@ -53,7 +53,7 @@ end let test_create_direct_cycle ctx = begin let s = Sheet.Raw.create - |> Sheet.Raw.add (2,2) @@ Expression.load @@ u"=B2" + |> Sheet.Raw.add (2,2) @@ Expression.load @@ u"=B2 + 1" |> snd in let result = (Sheet.Raw.get_value (2, 2) s) in let expected = Some (ScTypes.Error Errors.TypeError) in @@ -68,11 +68,12 @@ let test_create_indirect_cycle ctx = begin let s = Sheet.Raw.create |> Sheet.Raw.add (2,2) @@ Expression.load @@ u"=A1" - |> snd |> Sheet.Raw.add (1,1) @@ Expression.load @@ u"=B2" + |> snd |> Sheet.Raw.add (1,1) @@ Expression.load @@ u"=2" + |> snd |> Sheet.Raw.add (1,1) @@ Expression.load @@ u"=B2+1" |> snd |> Sheet.Raw.add (0,0) @@ Expression.load @@ u"=A1" |> snd in let result = (Sheet.Raw.get_value (0, 0) s) in - let expected = Some (ScTypes.Error Errors.TypeError) in + let expected = Some (ScTypes.Error Errors.Cycle) in assert_equal ~msg:(_msg ~expected ~result) @@ -80,7 +81,7 @@ let test_create_indirect_cycle ctx = begin result end -let test_check_BFS ctx = begin +let test_check_cycle3 ctx = begin let s = Sheet.Raw.create (* First set A1 to 3 *) @@ -158,11 +159,11 @@ let test_update_succs2 ctx = begin end let tests = "sheet_test">::: [ - "test_ref2" >:: test_create_ref_2; "test_ref1" >:: test_create_ref_1; + "test_ref2" >:: test_create_ref_2; "test_cycle1" >:: test_create_direct_cycle; "test_cycle2" >:: test_create_indirect_cycle; - "test_BFS" >:: test_check_BFS; + "test_cycle3" >:: test_check_cycle3; "test_delete" >:: test_delete; "test_update_succs1" >:: test_update_succs1; "test_update_succs2" >:: test_update_succs2; |