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else
Report.Item (Test_Name, NT.Fail);
Dump_Atom (Report, Found, "Found");
Dump_Atom (Report, Expected, "Expected");
end if;
end Test_Atom;
-------------------
-- Memory Stream --
-------------------
overriding procedure Read
(Stream : in out Memory_Stream;
Item : out Ada.Streams.Stream_Element_Array;
Last : out Ada.Streams.Stream_Element_Offset) is
begin
Last := Item'First - 1;
while Last + 1 in Item'Range
and then Stream.Read_Pointer < Stream.Internal.Length
loop
Stream.Read_Pointer := Stream.Read_Pointer + 1;
Last := Last + 1;
Item (Last) := Stream.Internal.Element (Stream.Read_Pointer);
end loop;
end Read;
overriding procedure Write
(Stream : in out Memory_Stream;
Item : in Ada.Streams.Stream_Element_Array) is
begin
if Stream.Read_Pointer >= Stream.Internal.Length then
Stream.Internal.Soft_Reset;
Stream.Read_Pointer := 0;
end if;
Stream.Internal.Append (Item);
if not Stream.Mismatch then
for I in Item'Range loop
if Stream.Expect_Pointer + 1 > Stream.Expected.Length
or else Stream.Expected.Element (Stream.Expect_Pointer + 1)
/= Item (I)
then
Stream.Mismatch := True;
exit;
end if;
Stream.Expect_Pointer := Stream.Expect_Pointer + 1;
end loop;
end if;
end Write;
function Get_Data (Stream : Memory_Stream) return Atom is
begin
return Stream.Internal.Query;
end Get_Data;
function Unread_Data (Stream : Memory_Stream) return Atom is
begin
if Stream.Read_Pointer < Stream.Internal.Length then
return Stream.Internal.Query.Data.all
(Stream.Read_Pointer + 1 .. Stream.Internal.Length);
else
return Null_Atom;
end if;
end Unread_Data;
procedure Set_Data
(Stream : in out Memory_Stream;
Data : in Atom) is
begin
Stream.Internal.Soft_Reset;
Stream.Internal.Append (Data);
end Set_Data;
function Unread_Expected (Stream : Memory_Stream) return Atom is
begin
if Stream.Expect_Pointer < Stream.Expected.Length then
return Stream.Expected.Query.Data.all
(Stream.Expect_Pointer + 1 .. Stream.Expected.Length);
else
return Null_Atom;
end if;
end Unread_Expected;
procedure Set_Expected
(Stream : in out Memory_Stream;
Data : in Atom;
Reset_Mismatch : in Boolean := True) is
begin
Stream.Expected.Soft_Reset;
Stream.Expected.Append (Data);
Stream.Expect_Pointer := 0;
if Reset_Mismatch then
Stream.Mismatch := False;
end if;
end Set_Expected;
function Has_Mismatch (Stream : Memory_Stream) return Boolean is
begin
return Stream.Mismatch;
end Has_Mismatch;
procedure Reset_Mismatch (Stream : in out Memory_Stream) is
begin
Stream.Mismatch := False;
end Reset_Mismatch;
function Mismatch_Index (Stream : Memory_Stream) return Count is
begin
if Stream.Mismatch then
return Stream.Expect_Pointer + 1;
else
return 0;
end if;
end Mismatch_Index;
end Natools.S_Expressions.Test_Tools;
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