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diff --git a/gcc/testsuite/ada/acats/tests/ca/ca11015.a b/gcc/testsuite/ada/acats/tests/ca/ca11015.a new file mode 100644 index 000000000..79b99ede8 --- /dev/null +++ b/gcc/testsuite/ada/acats/tests/ca/ca11015.a @@ -0,0 +1,312 @@ +-- CA11015.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 generic child of a non-generic package can use its +-- parent's declarations and operations. Check that the instantiation +-- of the generic child can correctly use the operations. +-- +-- TEST DESCRIPTION: +-- Declare a map abstraction in a package which manages basic physical +-- maps. Declare a generic child of this package which defines copies +-- of maps of any discrete type, i.e., population, density, or weather. +-- +-- In the main program, declare an instance of the child. Check that +-- the operations in the parent and instance of the child package +-- perform as expected. +-- +-- +-- CHANGE HISTORY: +-- 06 Dec 94 SAIC ACVC 2.0 +-- +--! + +-- Simulates map of physical features, i.e., desert, forest, water, +-- or plains. + +package CA11015_0 is + type Map_Type is private; + subtype Latitude is integer range 1 .. 9; + subtype Longitude is integer range 1 .. 7; + + type Physical_Features is (Desert, Forest, Water, Plains, Unexplored); + type Page_Type is range 0 .. 80; + + Terra_Incognita : exception; + + -- Use geographic database to initialize the basic map. + + procedure Initialize_Basic_Map (Map : in out Map_Type); + + function Get_Physical_Feature (Lat : Latitude; + Long : Longitude; + Map : Map_Type) return Physical_Features; + + function Next_Page return Page_Type; + +private + type Map_Type is array (Latitude, Longitude) of Physical_Features; + Basic_Map : Map_Type; + Page : Page_Type := 0; -- Location for each copy of Map. + +end CA11015_0; + + --==================================================================-- + +package body CA11015_0 is + + procedure Initialize_Basic_Map (Map : in out Map_Type) is + -- Not a real initialization. Real application can use geographic + -- database to create the basic map. + begin + for I in Latitude'first .. Latitude'last loop + for J in 1 .. 2 loop + Map (I, J) := Unexplored; + end loop; + for J in 3 .. 4 loop + Map (I, J) := Desert; + end loop; + for J in 5 .. 7 loop + Map (I, J) := Plains; + end loop; + end loop; + + end Initialize_Basic_Map; + --------------------------------------------------- + function Get_Physical_Feature (Lat : Latitude; + Long : Longitude; + Map : Map_Type) + return Physical_Features is + begin + return (Map (Lat, Long)); + end Get_Physical_Feature; + --------------------------------------------------- + function Next_Page return Page_Type is + begin + Page := Page + 1; + return (Page); + end Next_Page; + + --------------------------------------------------- + begin -- CA11015_0 + -- Initialize a basic map. + Initialize_Basic_Map (Basic_Map); + +end CA11015_0; + + --==================================================================-- + +-- Generic child package of physical map. Instantiate this package to +-- create map copy with a new geographic feature, i.e., population, density, +-- or weather. + +generic + + type Generic_Feature is (<>); -- Any geographic feature, i.e., population, + -- density, or weather that can be + -- characterized by a scalar value. + +package CA11015_0.CA11015_1 is + + type Feature_Map is private; + + function Get_Feature_Val (Lat : Latitude; + Long : Longitude; + Map : Feature_Map) return Generic_Feature; + + procedure Set_Feature_Val (Lat : in Latitude; + Long : in Longitude; + Fea : in Generic_Feature; + Map : in out Feature_Map); + + function Check_Page (Map : Feature_Map; + Page_No : Page_Type) return boolean; + +private + type Feature_Type is array (Latitude, Longitude) of Generic_Feature; + + type Feature_Map is + record + Feature : Feature_Type; + Page : Page_Type := Next_Page; -- Operation from parent. + end record; + +end CA11015_0.CA11015_1; + + --==================================================================-- + +package body CA11015_0.CA11015_1 is + + function Get_Feature_Val (Lat : Latitude; + Long : Longitude; + Map : Feature_Map) return Generic_Feature is + begin + return (Map.Feature (Lat, Long)); + end Get_Feature_Val; + --------------------------------------------------- + procedure Set_Feature_Val (Lat : in Latitude; + Long : in Longitude; + Fea : in Generic_Feature; + Map : in out Feature_Map) is + begin + if Get_Physical_Feature (Lat, Long, Basic_Map) = Unexplored + -- Parent's operation, + -- Parent's private object. + then + raise Terra_Incognita; -- Exception from parent. + else + Map.Feature (Lat, Long) := Fea; + end if; + end Set_Feature_Val; + --------------------------------------------------- + function Check_Page (Map : Feature_Map; + Page_No : Page_Type) return boolean is + begin + return (Map.Page = Page_No); + end Check_Page; + +end CA11015_0.CA11015_1; + + --==================================================================-- + +with CA11015_0.CA11015_1; -- Generic map operation, + -- implicitly withs parent, basic map + -- application. +with Report; + +procedure CA11015 is + +begin + + Report.Test ("CA11015", "Check that an instantiation of a child package " & + "of a non-generic package can use its parent's " & + "declarations and operations"); + +-- An application creates a population map using an integer type. + + Population_Map_Subtest: + declare + type Population_Type is range 0 .. 10_000; + + -- Declare instance of the child generic map package for one + -- particular integer type. + + package Population is new CA11015_0.CA11015_1 (Population_Type); + + Population_Map_Latitude : CA11015_0.Latitude := 1; + -- parent's type + Population_Map_Longitude : CA11015_0.Longitude := 5; + -- parent's type + Pop_Map : Population.Feature_Map; + Pop : Population_Type := 1000; + + begin + Population.Set_Feature_Val (Population_Map_Latitude, + Population_Map_Longitude, + Pop, + Pop_Map); + + If not ( (Population.Get_Feature_Val (Population_Map_Latitude, + Population_Map_Longitude, Pop_Map) = Pop) or + (Population.Check_Page (Pop_Map, 1)) ) then + Report.Failed ("Population map contains incorrect values"); + end if; + + end Population_Map_Subtest; + +-- An application creates a weather map using an enumeration type. + + Weather_Map_Subtest: + declare + type Weather_Type is (Hot, Cold, Mild); + + -- Declare instance of the child generic map package for one + -- particular enumeration type. + + package Weather_Pkg is new CA11015_0.CA11015_1 (Weather_Type); + + Weather_Map_Latitude : CA11015_0.Latitude := 2; + -- parent's type + Weather_Map_Longitude : CA11015_0.Longitude := 6; + -- parent's type + Weather_Map : Weather_Pkg.Feature_Map; + Weather : Weather_Type := Mild; + + begin + Weather_Pkg.Set_Feature_Val (Weather_Map_Latitude, + Weather_Map_Longitude, + Weather, + Weather_Map); + + if ( (Weather_Pkg.Get_Feature_Val (Weather_Map_Latitude, + Weather_Map_Longitude, Weather_Map) /= Weather) or + not (Weather_Pkg.Check_Page (Weather_Map, 2)) ) + then + Report.Failed ("Weather map contains incorrect values"); + end if; + + end Weather_Map_Subtest; + +-- During processing, the application may erroneously attempts to create +-- a density map on an unexplored area. This would result in the raising +-- of an exception. + + Density_Map_Subtest: + declare + type Density_Type is (High, Medium, Low); + + -- Declare instance of the child generic map package for one + -- particular enumeration type. + + package Density_Pkg is new CA11015_0.CA11015_1 (Density_Type); + + Density_Map_Latitude : CA11015_0.Latitude := 7; + -- parent's type + Density_Map_Longitude : CA11015_0.Longitude := 2; + -- parent's type + Density : Density_Type := Low; + Density_Map : Density_Pkg.Feature_Map; + + begin + Density_Pkg.Set_Feature_Val (Density_Map_Latitude, + Density_Map_Longitude, + Density, + Density_Map); + + Report.Failed ("Exception not raised in child generic package"); + + exception + + when CA11015_0.Terra_Incognita => -- parent's exception, + null; -- raised in child. + + when others => + Report.Failed ("Others exception is raised"); + + end Density_Map_Subtest; + + Report.Result; + +end CA11015; |