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203 | -- --
-- procedure Copyright (c) Dmitry A. Kazakov --
-- Test_Parser_JSON Luebeck --
-- Test program Autumn, 2019 --
-- --
-- Last revision : 09:21 06 Oct 2019 --
-- --
-- This library is free software; you can redistribute it and/or --
-- modify it under the terms of the GNU Library General Public --
-- License as published by the Free Software Foundation; either --
-- version 2 of the License, or (at your option) any later version. --
-- --
-- As a special exception, if other files instantiate generics from --
-- this unit, or you link this unit with other files to produce an --
-- executable, this unit does not by itself cause the resulting --
-- executable to be covered by the GNU General Public License. This --
-- exception does not however invalidate any other reasons why the --
-- executable file might be covered by the GNU Public License. --
-- --
-- This library is distributed in the hope that it will be useful, --
-- but WITHOUT ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
-- Library General Public License for more details. --
-- --
-- You should have received a copy of the GNU Library General --
-- Public License along with this library; if not, write to the --
-- Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA --
-- 02139, USA. --
--____________________________________________________________________--
with Ada.Calendar; use Ada.Calendar;
with Ada.Characters.Latin_1; use Ada.Characters.Latin_1;
with Ada.Exceptions; use Ada.Exceptions;
with Ada.Text_IO; use Ada.Text_IO;
with Strings_Edit.Streams; use Strings_Edit.Streams;
with Parsers.JSON.Multiline_Source;
with Parsers.JSON.String_Source;
with Parsers.Multiline_Source.Stream_IO;
with Parsers.Multiline_Source.Text_IO;
with Parsers.String_Source;
with Stack_Storage;
with Strings_Edit.Floats;
with Strings_Edit.Streams;
-- with GNAT.Exception_Traces;
procedure Test_JSON is
use Parsers.JSON;
CRLF : constant String := Character'Val (13) & Character'Val (10);
Arena : aliased Stack_Storage.Pool (200, 512);
begin
-- GNAT.Exception_Traces.Trace_On (GNAT.Exception_Traces.Every_Raise);
declare
use Parsers.JSON.String_Source;
use Parsers.String_Source;
Text : aliased String := "123";
Input : aliased Source (Text'Access);
Data : constant JSON_Value := Parse (Input'Access, Arena'Access);
begin
Put_Line ("Parsed:" & Image (Data));
end;
declare
use Parsers.JSON.String_Source;
use Parsers.String_Source;
Text : aliased String :=
"{" &
"""id"": 1," &
"""name"": ""Foo""," &
"""price"": 123," &
"""tags"": [" &
"""Bar""," &
"""Eek""" &
"]," &
"""stock"": {" &
"""warehouse"": 300," &
"""retail"": 20" &
"}" &
"}";
Input : aliased Source (Text'Access);
Data : constant JSON_Value := Parse (Input'Access, Arena'Access);
begin
Put_Line ("Parsed:" & Image (Data));
end;
Stack_Storage.Deallocate_All (Arena);
declare
use Parsers.JSON.String_Source;
use Parsers.String_Source;
Text : aliased String := "{ ""face"": ""\uD83D\uDE02"" }";
Input : aliased Source (Text'Access);
Data : constant JSON_Value := Parse (Input'Access, Arena'Access);
begin
Put_Line ("Parsed:" & Image (Data, True));
end;
Stack_Storage.Deallocate_All (Arena);
declare
use Parsers.JSON.Multiline_Source;
use Parsers.Multiline_Source.Stream_IO;
use Strings_Edit.Streams;
Text : constant String :=
"{" & CRLF &
" ""first name"": ""John""," & CRLF &
" ""last name"": ""Smith""," & CRLF &
" ""age"": 25," & CRLF &
" ""address"": {" & CRLF &
" ""street address"": ""21 2nd Street""," & CRLF &
" ""city"": ""New York""," & CRLF &
" ""state"": ""NY""," & CRLF &
" ""postal code"": ""10021""" & CRLF &
" }," & CRLF &
" ""phone numbers"": [" & CRLF &
" {" & CRLF &
" ""type"": ""home""," & CRLF &
" ""number"": ""212 555-1234""" & CRLF &
" }," & CRLF &
" {" & CRLF &
" ""type"": ""fax""," & CRLF &
" ""number"": ""646 555-4567""" & CRLF &
" }" & CRLF &
" ]," & CRLF &
" ""sex"": {" & CRLF &
" ""type"": ""male""" & CRLF &
" }" & CRLF &
"}";
Content : aliased String_Stream (500);
begin
Set (Content, Text); -- Note, content is set before Input declared
declare
Input : aliased Source (Content'Access);
begin
declare
Data : constant JSON_Value :=
Parse (Input'Access, Arena'Access);
begin
Put_Line ("Parsed:" & Image (Data, True));
end;
end;
end;
Stack_Storage.Deallocate_All (Arena);
declare
use Parsers.JSON.Multiline_Source;
use Parsers.Multiline_Source.Text_IO;
File : aliased File_Type;
begin
Create (File, Out_File, "test.json");
Put_Line (File, "[");
Put_Line (File, " {");
Put_Line (File, " ""precision"": ""zip"",");
Put_Line (File, " ""Latitude"": 37.7668,");
Put_Line (File, " ""Longitude"": -122.3959,");
Put_Line (File, " ""Address"": """",");
Put_Line (File, " ""City"": ""SAN FRANCISCO"",");
Put_Line (File, " ""State"": ""CA"",");
Put_Line (File, " ""Zip"": ""94107"",");
Put_Line (File, " ""Country"": ""US""");
Put_Line (File, " },");
Put_Line (File, " {");
Put_Line (File, " ""precision"": ""zip"",");
Put_Line (File, " ""Latitude"": 37.371991,");
Put_Line (File, " ""Longitude"": -122.026020,");
Put_Line (File, " ""Address"": ""C:\\Program Files"",");
Put_Line (File, " ""City"": ""SUNNYVALE"",");
Put_Line (File, " ""State"": ""CA"",");
Put_Line (File, " ""Zip"": ""94085"",");
Put_Line (File, " ""Country"": ""US""");
Put_Line (File, " }");
Put_Line (File, "]");
Close (File);
Open (File, In_File, "test.json");
declare
Input : aliased Source (File'Access);
Data : constant JSON_Value :=
Parse (Input'Access, Arena'Access);
begin
Put_Line ("Parsed:" & Image (Data, True));
end;
Close (File);
end;
-- declare
-- use Parsers.JSON.Multiline_Source;
-- use Parsers.Multiline_Source.Text_IO;
-- use Strings_Edit.Floats;
-- File : aliased File_Type;
-- Start : Time;
-- begin
-- Open (File, In_File, "c:/temp/1.json");
-- Start := Clock;
-- declare
-- Input : aliased Source (File'Access);
-- Data : constant JSON_Value :=
-- Parse (Input'Access, Arena'Access);
-- begin
-- Put_Line
-- ( "Parsed: "
-- & Image (Float (Clock - Start), AbsSmall => -2)
-- & "s"
-- );
-- end;
-- Close (File);
-- end;
exception
when Error : others =>
Put_Line ("Error: " & Exception_Information (Error));
end Test_JSON;
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