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Comment:reference_tests: add a task-safety test (that isn't relevant on single-core)
Timelines: family | ancestors | descendants | both | trunk
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SHA1: 8292cedaee53fd85eb1fe84cd19a1004d0fb51f5
User & Date: nat on 2014-07-15 20:07:29
Other Links: manifest | tags
Context
2014-07-16
17:44
references: prepare variants, calling "unsafe" the existing one check-in: ed32c25b9b user: nat tags: trunk
2014-07-15
20:07
reference_tests: add a task-safety test (that isn't relevant on single-core) check-in: 8292cedaee user: nat tags: trunk
2014-07-14
19:04
s_expressions-file_rw_tests: test the new atom-reference reader check-in: 88f1a31b31 user: nat tags: trunk
Changes
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Modified tests/natools-reference_tests.adb from [f6e23bd423] to [24dd943433]. 

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------------------------------------------------------------------------------
-- Copyright (c) 2013, Natacha Porté                                        --
-- Copyright (c) 2013-2014, Natacha Porté                                   --
--                                                                          --
-- Permission to use, copy, modify, and distribute this software for any    --
-- purpose with or without fee is hereby granted, provided that the above   --
-- copyright notice and this permission notice appear in all copies.        --
--                                                                          --
-- THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES --
-- WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF         --
-- MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR  --
-- ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES   --
-- WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN    --
-- ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF  --
-- OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.           --
------------------------------------------------------------------------------

with Ada.Calendar;
with Ada.Exceptions;

with Natools.References.Tools;

package body Natools.Reference_Tests is

   package Tools is new Refs.Tools;

   procedure Check_Ref
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         NT.Item (Report, Name, NT.Success);
      end if;
   exception
      when Error : others => NT.Report_Exception (Report, Name, Error);
   end Test_Reference_Tests;


   procedure Test_Task_Safety (Report : in out NT.Reporter'Class) is
      Test : NT.Test := Report.Item ("Task safety");
      Success : Boolean := True;

      protected Protected_Report is
         procedure Report_Exception (Ex : Ada.Exceptions.Exception_Occurrence);
      end Protected_Report;

      protected body Protected_Report is
         procedure Report_Exception
           (Ex : Ada.Exceptions.Exception_Occurrence) is
         begin
            Test.Report_Exception (Ex, NT.Fail);
         end Report_Exception;
      end Protected_Report;

      task type Checker is
         entry Start (Count : in Natural; Ref : in Refs.Immutable_Reference);
      end Checker;

      task body Checker is
         Starting_Value, Last : Natural;
         R : Refs.Immutable_Reference;
      begin
         accept Start (Count : in Natural; Ref : in Refs.Immutable_Reference)
         do
            Last := Count;
            R := Ref;
         end Start;
         Starting_Value := R.Query.Data.Instance_Number;
         for I in 1 .. Last loop
            declare
               Temp : constant Refs.Immutable_Reference := R;
            begin
               if Temp.Query.Data.Instance_Number /= Starting_Value then
                  Success := False;
               end if;
            end;
         end loop;
      exception
         when Error : others =>
            Protected_Report.Report_Exception (Error);
      end Checker;

      Start : constant Ada.Calendar.Time := Ada.Calendar.Clock;
   begin
      declare
         Base : constant Refs.Immutable_Reference
           := Refs.Create (Factory'Access);
      begin
         declare
            Checkers : array (1 .. 16) of Checker;
         begin
            for I in Checkers'Range loop
               Checkers (I).Start (10 ** 6, Base);
            end loop;
         end;

         if not Success then
            Test.Fail ("Success somehow got to False");
         end if;
      end;

      Test.Info ("Test run in "
        & Duration'Image (Ada.Calendar."-" (Ada.Calendar.Clock, Start)));
   exception
      when Error : others =>
         Test.Report_Exception (Error);
         Test.Info ("Test run in "
           & Duration'Image (Ada.Calendar."-" (Ada.Calendar.Clock, Start)));
   end Test_Task_Safety;



   ---------------------
   -- Test everything --
   ---------------------

   procedure All_Tests (Report : in out NT.Reporter'Class) is
   begin
      Test_Data_Access (Report);
      Test_Double_Finalize (Report);
      Test_Instance_Counts (Report);
      Test_Reference_Counts (Report);
      Test_Reference_Tests (Report);
   end All_Tests;

end Natools.Reference_Tests;

Modified tests/natools-reference_tests.ads from [695396ae27] to [4f9c866773]. 

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------------------------------------------------------------------------------
-- Copyright (c) 2013, Natacha Porté                                        --
-- Copyright (c) 2013-2014, Natacha Porté                                   --
--                                                                          --
-- Permission to use, copy, modify, and distribute this software for any    --
-- purpose with or without fee is hereby granted, provided that the above   --
-- copyright notice and this permission notice appear in all copies.        --
--                                                                          --
-- THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES --
-- WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF         --
-- MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR  --
-- ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES   --
-- WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN    --
-- ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF  --
-- OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.           --
------------------------------------------------------------------------------

------------------------------------------------------------------------------
-- Natools.Reference_Tests is a test suite for Natools.References           --
-- reference-counted object holder.                                         --
-- Note that the task-safety test is quite long and often reports success   --
-- on task-unsafe code when run on a single core. For these reasons, it is  --
-- not used by All_Tests.                                                   --
------------------------------------------------------------------------------

with Natools.Tests;

private with Ada.Finalization;
private with GNAT.Debug_Pools;
private with Natools.References;
private with System.Storage_Pools;

package Natools.Reference_Tests is

   package NT renames Natools.Tests;

   procedure All_Tests (Report : in out NT.Reporter'Class);
      --  All tests except Test_Task_Safety (see the Note above)

   procedure Test_Data_Access (Report : in out NT.Reporter'Class);
   procedure Test_Double_Finalize (Report : in out NT.Reporter'Class);
   procedure Test_Instance_Counts (Report : in out NT.Reporter'Class);
   procedure Test_Reference_Counts (Report : in out NT.Reporter'Class);
   procedure Test_Reference_Tests (Report : in out NT.Reporter'Class);

   procedure Test_Task_Safety (Report : in out NT.Reporter'Class);

private

   Instance_Count : Integer := 0;

   type Counter is new Ada.Finalization.Limited_Controlled with record
      Instance_Number : Natural := 0;
︙

Modified tests/test_all.adb from [5731c0705b] to [174617a942].

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   Report.Section ("HMAC and GNAT_HMAC");
   Natools.HMAC_Tests.All_Tests (Report);
   Report.End_Section;

   Report.Section ("References");
   Natools.Reference_Tests.All_Tests (Report);
   Natools.Reference_Tests.Test_Task_Safety (Report);
   Report.End_Section;

   Report.Section ("S_Expressions.Atom_Buffers");
   Natools.S_Expressions.Atom_Buffers.Tests.All_Tests (Report);
   Report.End_Section;

   Report.Section ("S_Expressions.Caches");
︙

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