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198 | -- Abstract :
--
-- See spec.
--
-- Copyright (C) 2014 Stephen Leake. All Rights Reserved.
--
-- This program is free software; you can redistribute it and/or
-- modify it under terms of the GNU General Public License as
-- published by the Free Software Foundation; either version 3, or (at
-- your option) any later version. This program 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 General Public License for more details. You
-- should have received a copy of the GNU General Public License
-- distributed with this program; see file COPYING. If not, write to
-- the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
-- MA 02111-1307, USA.
pragma License (GPL);
with AUnit.Check;
with Ada.Directories;
with Ada.Strings.Maps.Constants;
with Ada.Text_IO;
with OpenToken.Recognizer.Bracketed_Comment;
with OpenToken.Recognizer.Character_Set;
with OpenToken.Recognizer.End_Of_File;
with OpenToken.Recognizer.Identifier;
with OpenToken.Recognizer.Separator;
with OpenToken.Text_Feeder.Text_IO;
with OpenToken.Token.Enumerated.Analyzer;
package body Test_Analyzer_Line_Column is
-- A simple grammar for testing Line, Column
type Token_IDs is
(
-- non-reporting
Whitespace_ID,
-- terminals
Comment_ID,
COLON_EQUAL_ID,
SEMICOLON_ID,
IDENTIFIER_ID,
EOF_ID,
-- non-terminals
assignment_list_ID,
assignment_ID,
opentoken_accept_ID);
package Tokens_Pkg is new OpenToken.Token.Enumerated (Token_IDs, Comment_ID, EOF_ID, Token_IDs'Image);
package Analyzers is new Tokens_Pkg.Analyzer;
Syntax : constant Analyzers.Syntax :=
(
-- terminals
Whitespace_ID => Analyzers.Get
(OpenToken.Recognizer.Character_Set.Get (OpenToken.Recognizer.Character_Set.Standard_Whitespace)),
Comment_ID => Analyzers.Get (OpenToken.Recognizer.Bracketed_Comment.Get
(Comment_Opener => "/*",
Comment_Closer => "*/",
Reportable => True,
Nested => False)),
COLON_EQUAL_ID => Analyzers.Get (OpenToken.Recognizer.Separator.Get (":=")),
SEMICOLON_ID => Analyzers.Get (OpenToken.Recognizer.Separator.Get (";")),
IDENTIFIER_ID => Analyzers.Get
(Recognizer => OpenToken.Recognizer.Identifier.Get
(Start_Chars => Ada.Strings.Maps.Constants.Alphanumeric_Set,
Body_Chars => Ada.Strings.Maps.Constants.Alphanumeric_Set)),
EOF_ID => Analyzers.Get (OpenToken.Recognizer.End_Of_File.Get));
Analyzer : constant Analyzers.Handle := Analyzers.Initialize (Syntax);
----------
-- Test procedures
Input_File : aliased Ada.Text_IO.File_Type;
procedure Nominal (T : in out AUnit.Test_Cases.Test_Case'Class)
is
pragma Unreferenced (T);
use AUnit.Check;
Input_File_Name : constant String := "test_analyzer_line_column.in";
begin
-- Create input file
if Ada.Directories.Exists (Input_File_Name) then
Ada.Directories.Delete_File (Input_File_Name);
end if;
declare
use Ada.Text_IO;
begin
Create (Input_File, Out_File, Input_File_Name);
Put_Line (Input_File, "A := B;");
Put_Line (Input_File, "Foo := Bar;");
Put_Line (Input_File, "/* comment line 1");
Put_Line (Input_File, " line 2 */ Cat := D;");
-- 1234567890123456789012
Close (Input_File);
Open (Input_File, In_File, Input_File_Name);
end;
Analyzer.Set_Text_Feeder (OpenToken.Text_Feeder.Text_IO.Create (Input_File'Access));
for I in 1 .. 13 loop
Analyzer.Find_Next;
case I is
when 1 =>
-- A
Check ("1.Line ", Analyzer.Line, 1);
Check ("1.Column", Analyzer.Column, 1);
when 2 =>
-- :=
Check ("2.Line ", Analyzer.Line, 1);
Check ("2.Column", Analyzer.Column, 3);
when 3 =>
-- B
Check ("3.Line ", Analyzer.Line, 1);
Check ("3.Column", Analyzer.Column, 6);
when 4 =>
-- ;
Check ("4.Line ", Analyzer.Line, 1);
Check ("4.Column", Analyzer.Column, 7);
when 5 =>
-- Foo
Check ("5.Line ", Analyzer.Line, 2);
Check ("5.Column", Analyzer.Column, 1);
when 6 =>
-- :=
Check ("6.Line ", Analyzer.Line, 2);
Check ("6.Column", Analyzer.Column, 5);
when 7 =>
-- Bar
Check ("7.Line ", Analyzer.Line, 2);
Check ("7.Column", Analyzer.Column, 8);
when 8 =>
-- ;
Check ("8.Line ", Analyzer.Line, 2);
Check ("8.Column", Analyzer.Column, 11);
when 9 =>
-- comment
Check ("9.Line ", Analyzer.Line, 3);
Check ("9.Column", Analyzer.Column, 1);
when 10 =>
-- Cat
Check ("10.Line ", Analyzer.Line, 4);
Check ("10.Column", Analyzer.Column, 14);
when 11 =>
-- :=
Check ("11.Line ", Analyzer.Line, 4);
Check ("11.Column", Analyzer.Column, 18);
when 12 =>
-- D
Check ("12.Line ", Analyzer.Line, 4);
Check ("12.Column", Analyzer.Column, 21);
when 13 =>
-- ;
Check ("13.Line ", Analyzer.Line, 4);
Check ("13.Column", Analyzer.Column, 22);
end case;
end loop;
end Nominal;
----------
-- Public subprograms
overriding function Name (T : Test_Case) return AUnit.Message_String
is
pragma Unreferenced (T);
begin
return new String'("../../Test/test_empty_productions_8.adb");
end Name;
overriding procedure Register_Tests (T : in out Test_Case)
is
use AUnit.Test_Cases.Registration;
begin
Register_Routine (T, Nominal'Access, "Nominal");
end Register_Tests;
end Test_Analyzer_Line_Column;
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