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Diffstat (limited to 'gcc/testsuite/ada/acats/tests/ca/ca11006.a')
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1 files changed, 211 insertions, 0 deletions
diff --git a/gcc/testsuite/ada/acats/tests/ca/ca11006.a b/gcc/testsuite/ada/acats/tests/ca/ca11006.a new file mode 100644 index 000000000..5cd21fe1f --- /dev/null +++ b/gcc/testsuite/ada/acats/tests/ca/ca11006.a @@ -0,0 +1,211 @@ +-- CA11006.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 the private part of a child library unit can utilize +-- its parent unit's private definition. +-- +-- TEST DESCRIPTION: +-- Declare a package and public child package, both with private +-- parts. The child package will have a private extension of a type +-- declared in the parent's private part. In addition, the private +-- part of the child package specification will make use of some of +-- the components declared in the private part of the parent. +-- +-- +-- CHANGE HISTORY: +-- 06 Dec 94 SAIC ACVC 2.0 +-- 15 Nov 95 SAIC Update and repair for ACVC 2.0.1 +-- +--! + +package CA11006_0 is -- Package File_Package + + type File_Descriptor is private; + type File_Mode is (Read_Only, Write_Only, Read_Write); + type File_Type is tagged private; + + function Next_Available_File return File_Descriptor; + +private + + type File_Measure is range 0 .. 1000; + type File_Descriptor is new Integer; + + Null_File : constant File_Descriptor := 0; + Default_Mode : constant File_Mode := Read_Write; + + type File_Type is tagged + record + Descriptor : File_Descriptor := Null_File; + Mode : File_Mode := Default_Mode; + end record; + + System_File : File_Type; + +end CA11006_0; -- Package File_Package + + --=================================================================-- + +package body CA11006_0 is -- Package File_Package + + 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; + +end CA11006_0; -- Package File_Package + + --=================================================================-- + +package CA11006_0.CA11006_1 is -- Child package File_Package.Operations + + type File_Length_Type is private; + type Extended_File_Type is new File_Type with private; + + System_Extended_File : constant Extended_File_Type; + + procedure Create_File (Mode : in File_Mode; + File : out Extended_File_Type); + + procedure Compress_File (Original : in Extended_File_Type; + Compressed_File : out Extended_File_Type); + + function Validate (File : in Extended_File_Type) return Boolean; + + function Validate_Compression (File : in Extended_File_Type) + return Boolean; + -- These two validation functions provide + -- the capability to check the private + -- components defined in the parent and + -- child packages from within the client + -- program. +private + + type File_Length_Type is new File_Measure; -- Parent private type. + + Min_File_Size : File_Length_Type := File_Length_Type'First; + Max_File_Size : File_Length_Type := File_Length_Type'Last; + + type Extended_File_Type is new File_Type with -- Parent type. + record + Blocks : File_Length_Type := Min_File_Size; + end record; + + System_Extended_File : constant Extended_File_Type := + (Descriptor => System_File.Descriptor, -- Parent private object. + Mode => Read_Only, -- Parent enumeration literal. + Blocks => Min_File_Size); + + +end CA11006_0.CA11006_1; -- Child Package File_Package.Operations + + --=================================================================-- + + -- Child package body File_Package.Operations +package body CA11006_0.CA11006_1 is + + 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 private constant. + File.Blocks := Max_File_Size; + end Create_File; + ------------------------------------------------------------------------ + procedure Compress_File (Original : in Extended_File_Type; + Compressed_File : out Extended_File_Type) is + begin + Compressed_File.Descriptor := Next_Available_File; + Compressed_File.Mode := Read_Only; + Compressed_File.Blocks := Original.Blocks / 2; -- Simulated file + end Compress_File; -- compression. + ------------------------------------------------------------------------ + function Validate (File : in Extended_File_Type) return Boolean is + begin + if ((File.Descriptor /= System_Extended_File.Descriptor) and + (File.Mode = Read_Write) and + (File.Blocks = Max_File_Size)) then + return True; + else + return False; + end if; + end Validate; + ------------------------------------------------------------------------ + function Validate_Compression (File : in Extended_File_Type) + return Boolean is + begin + if ((File.Descriptor /= System_File.Descriptor) and + (File.Mode = Read_Only) and + (File.Blocks = Max_File_Size/2)) then + return True; + else + return False; + end if; + end Validate_Compression; + +end CA11006_0.CA11006_1; -- Child package body File_Package.Operations + + --=================================================================-- + +with CA11006_0.CA11006_1; -- with Child package File_Package.Operations +with Report; + +procedure CA11006 is + + package File renames CA11006_0; + package File_Ops renames CA11006_0.CA11006_1; + + Validation_File_Mode : File.File_Mode := File.Read_Only; + Validation_File, + Storage_Copy : File_Ops.Extended_File_Type; + +begin + + Report.Test ("CA11006", "Check that the private part of a child " & + "library unit can utilize its parent " & + "unit's private definition"); + + File_Ops.Create_File (Validation_File_Mode, Validation_File); + + if not File_Ops.Validate (Validation_File) then + Report.Failed ("Incorrect initialization of file"); + end if; + + File_Ops.Compress_File (Validation_File, Storage_Copy); + + if not (File_Ops.Validate (Validation_File) and + File_Ops.Validate_Compression (Storage_Copy)) + then + Report.Failed ("Incorrect compression of file"); + end if; + + Report.Result; + +end CA11006; |