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Diffstat (limited to 'gcc-4.9/gcc/testsuite/ada/acats/tests/ca/ca11003.a')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/ada/acats/tests/ca/ca11003.a | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/ada/acats/tests/ca/ca11003.a b/gcc-4.9/gcc/testsuite/ada/acats/tests/ca/ca11003.a new file mode 100644 index 000000000..ff894250e --- /dev/null +++ b/gcc-4.9/gcc/testsuite/ada/acats/tests/ca/ca11003.a @@ -0,0 +1,290 @@ +-- CA11003.A +-- +-- Grant of Unlimited Rights +-- +-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687, +-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained +-- unlimited rights in the software and documentation contained herein. +-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making +-- this public release, the Government intends to confer upon all +-- recipients unlimited rights equal to those held by the Government. +-- These rights include rights to use, duplicate, release or disclose the +-- released technical data and computer software in whole or in part, in +-- any manner and for any purpose whatsoever, and to have or permit others +-- to do so. +-- +-- DISCLAIMER +-- +-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR +-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED +-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE +-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE +-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A +-- PARTICULAR PURPOSE OF SAID MATERIAL. +--* +-- +-- OBJECTIVE: +-- Check that a public grandchild can utilize its ancestor unit's visible +-- definitions. +-- +-- TEST DESCRIPTION: +-- Declare a public package, public child package, and public +-- grandchild package and library unit function. Within the +-- grandchild package and function, make use of components that are +-- declared in the ancestor packages, both parent and grandparent. +-- +-- Use the following ancestral components in the grandchildren library +-- units: +-- Grandparent Parent +-- Type X X +-- Constant X X +-- Object X X +-- Subprogram X X +-- Exception X X +-- +-- +-- CHANGE HISTORY: +-- 06 Dec 94 SAIC ACVC 2.0 +-- 21 Dec 94 SAIC Modified procedure Create_File +-- 15 Nov 95 SAIC Update and repair for ACVC 2.0.1 +-- +--! + +package CA11003_0 is -- Package OS + + type File_Descriptor is new Integer; + type File_Mode is (Read_Only, Write_Only, Read_Write); + + Null_File : constant File_Descriptor := 0; + Default_Mode : constant File_Mode := Read_Only; + File_Data_Error : exception; + + type File_Type is tagged + record + Descriptor : File_Descriptor := Null_File; + Mode : File_Mode := Read_Write; + end record; + + System_File : File_Type; + + function Next_Available_File return File_Descriptor; + + procedure Reclaim_File_Descriptor; + +end CA11003_0; -- Package OS + + --=================================================================-- + +package body CA11003_0 is -- Package body OS + + File_Count : Integer := 0; + + function Next_Available_File return File_Descriptor is + begin + File_Count := File_Count + 1; + return (File_Descriptor(File_Count)); + end Next_Available_File; + -------------------------------------------------- + procedure Reclaim_File_Descriptor is + begin + null; -- Dummy processing unit. + end Reclaim_File_Descriptor; + +end CA11003_0; -- Package body OS + + --=================================================================-- + +package CA11003_0.CA11003_1 is -- Child package OS.Operations + + subtype File_Length_Type is Integer range 0 .. 1000; + Min_File_Size : File_Length_Type := File_Length_Type'First; + Max_File_Size : File_Length_Type := File_Length_Type'Last; + + File_Duplication_Error : exception; + + type Extended_File_Type is new File_Type with private; + + procedure Create_File (Mode : in File_Mode; + File : out Extended_File_Type); + + procedure Duplicate_File (Original : in Extended_File_Type; + Duplicate : out Extended_File_Type); + +private + type Extended_File_Type is new File_Type with + record + Blocks : File_Length_Type := Min_File_Size; + end record; + + System_Extended_File : Extended_File_Type; + +end CA11003_0.CA11003_1; -- Child Package OS.Operations + + --=================================================================-- + +package body CA11003_0.CA11003_1 is -- Child package body OS.Operations + + procedure Create_File + (Mode : in File_Mode; + File : out Extended_File_Type) is + begin + File.Descriptor := Next_Available_File; -- Parent subprogram. + File.Mode := Default_Mode; -- Parent constant. + File.Blocks := Min_File_Size; + end Create_File; + -------------------------------------------------- + procedure Duplicate_File (Original : in Extended_File_Type; + Duplicate : out Extended_File_Type) is + begin + Duplicate.Descriptor := Next_Available_File; -- Parent subprogram. + Duplicate.Mode := Original.Mode; + Duplicate.Blocks := Original.Blocks; + end Duplicate_File; + +end CA11003_0.CA11003_1; -- Child package body OS.Operations + + --=================================================================-- + +-- This package contains menu selectable operations for manipulating files. +-- This abstraction builds on the capabilities available from ancestor +-- packages. + +package CA11003_0.CA11003_1.CA11003_2 is + + procedure News (Mode : in File_Mode; + File : out Extended_File_Type); + + procedure Copy (Original : in Extended_File_Type; + Duplicate : out Extended_File_Type); + + procedure Delete (File : in Extended_File_Type); + +end CA11003_0.CA11003_1.CA11003_2; -- Grandchild package OS.Operations.Menu + + --=================================================================-- + +-- Grandchild subprogram Validate +function CA11003_0.CA11003_1.CA11003_3 (File : in Extended_File_Type) + return Boolean; + + --=================================================================-- + +-- Grandchild subprogram Validate +function CA11003_0.CA11003_1.CA11003_3 + (File : in Extended_File_Type) -- Parent type. + return Boolean is + + function New_File_Validated (File : Extended_File_Type) + return Boolean is + begin + if (File.Descriptor > System_File.Descriptor) and -- Grandparent + (File.Mode in File_Mode ) and -- object and type + not ((File.Blocks < System_Extended_File.Blocks) or + (File.Blocks > Max_File_Size)) -- Parent object + then -- and constant. + return True; + else + return False; + end if; + end New_File_Validated; + +begin + return (New_File_Validated (File)) and + (File.Descriptor /= Null_File); -- Grandparent constant. + +end CA11003_0.CA11003_1.CA11003_3; -- Grandchild subprogram Validate + + --=================================================================-- + +with CA11003_0.CA11003_1.CA11003_3; + -- Grandchild package body OS.Operations.Menu +package body CA11003_0.CA11003_1.CA11003_2 is + + procedure News (Mode : in File_Mode; + File : out Extended_File_Type) is -- Parent type. + begin + Create_File (Mode, File); -- Parent subprogram. + if not CA11003_0.CA11003_1.CA11003_3 (File) then + raise File_Data_Error; -- Grandparent exception. + end if; + end News; + -------------------------------------------------- + procedure Copy (Original : in Extended_File_Type; + Duplicate : out Extended_File_Type) is + begin + Duplicate_File (Original, Duplicate); -- Parent subprogram. + + if Original.Descriptor = Duplicate.Descriptor then + raise File_Duplication_Error; -- Parent exception. + end if; + + end Copy; + -------------------------------------------------- + procedure Delete (File : in Extended_File_Type) is + begin + Reclaim_File_Descriptor; -- Grandparent + end Delete; -- subprogram. + +end CA11003_0.CA11003_1.CA11003_2; + + --=================================================================-- + +with CA11003_0.CA11003_1.CA11003_2; -- Grandchild Pkg OS.Operations.Menu +with CA11003_0.CA11003_1.CA11003_3; -- Grandchild Ftn OS.Operations.Validate +with Report; + +procedure CA11003 is + + package Menu renames CA11003_0.CA11003_1.CA11003_2; + +begin + + Report.Test ("CA11003", "Check that a public grandchild can utilize " & + "its ancestor unit's visible definitions"); + + File_Processing: -- Validate all of the capabilities contained in + -- the Menu package by exercising them on specific + -- files. This will demonstrate the use of child + -- and grandchild functionality based on components + -- that have been declared in the + -- parent/grandparent package. + declare + + function Validate (File : CA11003_0.CA11003_1.Extended_File_Type) + return Boolean renames CA11003_0.CA11003_1.CA11003_3; + + MacWrite_File, + Backup_Copy : CA11003_0.CA11003_1.Extended_File_Type; + MacWrite_File_Mode : CA11003_0.File_Mode := CA11003_0.Read_Write; + + begin + + Menu.News (MacWrite_File_Mode, MacWrite_File); + + if not Validate (MacWrite_File) then + Report.Failed ("Incorrect initialization of files"); + end if; + + Menu.Copy (MacWrite_File, Backup_Copy); + + if not (Validate (MacWrite_File) and + Validate (Backup_Copy)) + then + Report.Failed ("Incorrect duplication of files"); + end if; + + Menu.Delete (Backup_Copy); + + exception + when CA11003_0.File_Data_Error => + Report.Failed ("Exception raised during file validation"); + when CA11003_0.CA11003_1.File_Duplication_Error => + Report.Failed ("Exception raised during file duplication"); + when others => + Report.Failed ("Unexpected exception in test procedure"); + + end File_Processing; + + Report.Result; + +end CA11003; |