-- C930001.A
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-- C930001.A
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--
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--
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-- Grant of Unlimited Rights
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-- Grant of Unlimited Rights
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--
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--
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-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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-- unlimited rights in the software and documentation contained herein.
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-- unlimited rights in the software and documentation contained herein.
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-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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-- this public release, the Government intends to confer upon all
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-- this public release, the Government intends to confer upon all
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-- recipients unlimited rights equal to those held by the Government.
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-- recipients unlimited rights equal to those held by the Government.
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-- These rights include rights to use, duplicate, release or disclose the
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-- These rights include rights to use, duplicate, release or disclose the
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-- released technical data and computer software in whole or in part, in
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-- released technical data and computer software in whole or in part, in
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-- any manner and for any purpose whatsoever, and to have or permit others
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-- any manner and for any purpose whatsoever, and to have or permit others
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-- to do so.
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-- to do so.
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--
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--
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-- DISCLAIMER
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-- DISCLAIMER
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--
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--
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-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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-- PARTICULAR PURPOSE OF SAID MATERIAL.
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-- PARTICULAR PURPOSE OF SAID MATERIAL.
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--*
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--*
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--
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--
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-- TEST OBJECTIVE:
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-- TEST OBJECTIVE:
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-- Check when a dependent task and its master both
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-- Check when a dependent task and its master both
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-- terminate as a result of a terminate alternative that
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-- terminate as a result of a terminate alternative that
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-- finalization is performed and that the finalization is
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-- finalization is performed and that the finalization is
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-- performed in the proper order.
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-- performed in the proper order.
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--
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--
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-- TEST DESCRIPTION:
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-- TEST DESCRIPTION:
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-- A controlled type with finalization is used to determine
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-- A controlled type with finalization is used to determine
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-- the order in which finalization occurs. The finalization
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-- the order in which finalization occurs. The finalization
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-- procedure records the identity of the object being
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-- procedure records the identity of the object being
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-- finalized.
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-- finalized.
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-- Two tasks, one nested inside the other, both contain
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-- Two tasks, one nested inside the other, both contain
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-- objects of the above finalization type. These tasks
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-- objects of the above finalization type. These tasks
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-- cooperatively terminate so the termination and finalization
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-- cooperatively terminate so the termination and finalization
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-- order can be noted.
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-- order can be noted.
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--
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--
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--
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--
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-- CHANGE HISTORY:
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-- CHANGE HISTORY:
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-- 08 Jan 96 SAIC ACVC 2.1
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-- 08 Jan 96 SAIC ACVC 2.1
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-- 09 May 96 SAIC Addressed Reviewer comments.
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-- 09 May 96 SAIC Addressed Reviewer comments.
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--
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--
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--!
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--!
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with Ada.Finalization;
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with Ada.Finalization;
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package C930001_0 is
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package C930001_0 is
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Verbose : constant Boolean := False;
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Verbose : constant Boolean := False;
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type Ids is range 0..10;
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type Ids is range 0..10;
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Finalization_Order : array (Ids) of Ids := (Ids => 0);
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Finalization_Order : array (Ids) of Ids := (Ids => 0);
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Finalization_Cnt : Ids := 0;
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Finalization_Cnt : Ids := 0;
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protected Note is
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protected Note is
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-- serializes concurrent access to Finalization_* above
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-- serializes concurrent access to Finalization_* above
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procedure Done (Id : Ids);
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procedure Done (Id : Ids);
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end Note;
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end Note;
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-- Objects of the following type are used to note the order in
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-- Objects of the following type are used to note the order in
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-- which finalization occurs.
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-- which finalization occurs.
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type Has_Finalization is new Ada.Finalization.Limited_Controlled with
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type Has_Finalization is new Ada.Finalization.Limited_Controlled with
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record
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record
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Id : Ids;
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Id : Ids;
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end record;
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end record;
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procedure Finalize (Object : in out Has_Finalization);
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procedure Finalize (Object : in out Has_Finalization);
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end C930001_0;
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end C930001_0;
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with Report;
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with Report;
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package body C930001_0 is
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package body C930001_0 is
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protected body Note is
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protected body Note is
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procedure Done (Id : Ids) is
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procedure Done (Id : Ids) is
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begin
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begin
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Finalization_Cnt := Finalization_Cnt + 1;
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Finalization_Cnt := Finalization_Cnt + 1;
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Finalization_Order (Finalization_Cnt) := Id;
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Finalization_Order (Finalization_Cnt) := Id;
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end Done;
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end Done;
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end Note;
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end Note;
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procedure Finalize (Object : in out Has_Finalization) is
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procedure Finalize (Object : in out Has_Finalization) is
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begin
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begin
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Note.Done (Object.Id);
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Note.Done (Object.Id);
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if Verbose then
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if Verbose then
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Report.Comment ("in Finalize for" & Ids'Image (Object.Id));
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Report.Comment ("in Finalize for" & Ids'Image (Object.Id));
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end if;
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end if;
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end Finalize;
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end Finalize;
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end C930001_0;
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end C930001_0;
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with Report;
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with Report;
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with ImpDef;
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with ImpDef;
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with C930001_0; use C930001_0;
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with C930001_0; use C930001_0;
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procedure C930001 is
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procedure C930001 is
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begin
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begin
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Report.Test ("C930001", "Check that dependent tasks are terminated" &
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Report.Test ("C930001", "Check that dependent tasks are terminated" &
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" before the remaining finalization");
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" before the remaining finalization");
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declare
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declare
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task Level_1;
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task Level_1;
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task body Level_1 is
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task body Level_1 is
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V1a : C930001_0.Has_Finalization; -------> 4
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V1a : C930001_0.Has_Finalization; -------> 4
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task Level_2 is
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task Level_2 is
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entry Not_Taken;
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entry Not_Taken;
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end Level_2;
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end Level_2;
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task body Level_2 is
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task body Level_2 is
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V2 : C930001_0.Has_Finalization; -------> 2
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V2 : C930001_0.Has_Finalization; -------> 2
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begin
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begin
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V2.Id := 2;
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V2.Id := 2;
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C930001_0.Note.Done (1); -------> 1
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C930001_0.Note.Done (1); -------> 1
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select
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select
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accept Not_Taken;
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accept Not_Taken;
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or
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or
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terminate;
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terminate;
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-- cooperative termination at this point of
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-- cooperative termination at this point of
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-- both tasks
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-- both tasks
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end select;
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end select;
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end Level_2;
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end Level_2;
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-- 7.6.1(11) requires that V1b be finalized before V1a
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-- 7.6.1(11) requires that V1b be finalized before V1a
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V1b : C930001_0.Has_Finalization; -------> 3
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V1b : C930001_0.Has_Finalization; -------> 3
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begin
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begin
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V1a.Id := 4;
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V1a.Id := 4;
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V1b.Id := 3;
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V1b.Id := 3;
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end Level_1;
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end Level_1;
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begin -- declare
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begin -- declare
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while not Level_1'Terminated loop
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while not Level_1'Terminated loop
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delay ImpDef.Switch_To_New_Task;
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delay ImpDef.Switch_To_New_Task;
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end loop;
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end loop;
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C930001_0.Note.Done (5); -------> 5
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C930001_0.Note.Done (5); -------> 5
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-- now check the order
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-- now check the order
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for I in Ids range 1..5 loop
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for I in Ids range 1..5 loop
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if Verbose then
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if Verbose then
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Report.Comment (Ids'Image (I) &
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Report.Comment (Ids'Image (I) &
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Ids'Image (Finalization_Order (I)));
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Ids'Image (Finalization_Order (I)));
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end if;
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end if;
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if Finalization_Order (I) /= I then
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if Finalization_Order (I) /= I then
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Report.Failed ("Finalization occurred out of order" &
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Report.Failed ("Finalization occurred out of order" &
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" expected:" &
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" expected:" &
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Ids'Image (I) &
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Ids'Image (I) &
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" actual:" &
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" actual:" &
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Ids'Image (Finalization_Order (I)));
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Ids'Image (Finalization_Order (I)));
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end if;
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end if;
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end loop;
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end loop;
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end;
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end;
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Report.Result;
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Report.Result;
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end C930001;
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end C930001;
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