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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
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+-- CXB4008.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 function To_Decimal with Binary parameter will return
+-- the corresponding value of the decimal type Num.
+--
+-- Check that the function To_Decimal with Long_Binary parameter will
+-- return the corresponding value of the decimal type Num.
+--
+-- Check that both of the To_Decimal functions described above will
+-- propagate Conversion_Error if the converted value Item is outside
+-- the range of type Num.
+--
+-- Check that the function To_Binary converts a value of the Ada
+-- decimal type Num into a Binary type value.
+--
+-- Check that the function To_Long_Binary converts a value of the Ada
+-- decimal type Num into a Long_Binary type value.
+--
+-- TEST DESCRIPTION:
+-- This test uses several instantiations of generic package
+-- Decimal_Conversions to provide appropriate test material.
+-- Two of the instantiations use decimal types as generic actuals
+-- that include the implementation defined constants Max_Digits_Binary
+-- and Max_Digits_Long_Binary in their definition.
+--
+-- Subtests are included for both versions of function To_Decimal,
+-- (Binary and Long_Binary parameters), and include checks that
+-- Conversion_Error is propagated under the appropriate circumstances.
+-- Functions To_Binary and To_Long_Binary are "sanity" checked, to
+-- ensure that the functions are available, and that the results are
+-- appropriate based on their parameter input.
+--
+-- APPLICABILITY CRITERIA:
+-- This test is applicable to all implementations that provide
+-- package Interfaces.COBOL. If an implementation provides
+-- package Interfaces.COBOL, this test must compile, execute, and
+-- report "PASSED".
+--
+--
+-- CHANGE HISTORY:
+-- 21 Feb 96 SAIC Initial release for 2.1.
+-- 10 Jun 96 SAIC Incorporated reviewer comments for ACVC 2.1.
+-- 27 Oct 96 SAIC Incorporated reviewer comments.
+--
+--!
+
+with Report;
+with Ada.Exceptions;
+with Interfaces.COBOL; -- N/A => ERROR
+
+procedure CXB4008 is
+begin
+
+ Report.Test ("CXB4008", "Check that functions To_Decimal, To_Binary, and " &
+ "To_Long_Binary produce the correct results");
+
+ Test_Block:
+ declare
+
+ use Interfaces.COBOL;
+ use Ada.Exceptions;
+ use type Interfaces.COBOL.Numeric;
+
+ type Decimal_Type_1 is delta 0.1 digits 6;
+ type Decimal_Type_2 is delta 0.01 digits Max_Digits_Binary;
+ type Decimal_Type_3 is delta 0.001 digits 10;
+ type Decimal_Type_4 is delta 0.0001 digits Max_Digits_Long_Binary;
+
+ package Pack_1 is new Decimal_Conversions(Decimal_Type_1);
+ package Pack_2 is new Decimal_Conversions(Decimal_Type_2);
+ package Pack_3 is new Decimal_Conversions(Decimal_Type_3);
+ package Pack_4 is new Decimal_Conversions(Decimal_Type_4);
+
+ TC_Dec_1 : Decimal_Type_1 := 12345.0;
+ TC_Dec_2 : Decimal_Type_2 := 123456.00;
+ TC_Dec_3 : Decimal_Type_3 := 1234567.000;
+ TC_Dec_4 : Decimal_Type_4 := 12345678.0000;
+ TC_Binary : Interfaces.COBOL.Binary;
+ TC_Long_Binary : Interfaces.COBOL.Long_Binary;
+
+ begin
+
+ -- Check that the function To_Decimal with Binary parameter will
+ -- return the corresponding value of the decimal type Num.
+
+ if Pack_1.To_Decimal(Item => Pack_1.To_Binary(TC_Dec_1)) /= TC_Dec_1 or
+ Pack_2.To_Decimal(Pack_2.To_Binary(TC_Dec_2)) /= TC_Dec_2
+ then
+ Report.Failed("Incorrect result from function To_Decimal with " &
+ "Binary parameter - 1");
+ end if;
+
+ if Pack_1.To_Decimal(Item => Pack_1.To_Binary(1234.0)) /= 1234.0 then
+ Report.Failed("Incorrect result from function To_Decimal with " &
+ "Binary parameter - 2");
+ end if;
+
+ TC_Binary := Pack_2.To_Binary(TC_Dec_2);
+ if Pack_2.To_Decimal(TC_Binary) /= TC_Dec_2 then
+ Report.Failed("Incorrect result from function To_Decimal with " &
+ "Binary parameter - 3");
+ end if;
+
+
+
+ -- Check that the function To_Decimal with Long_Binary parameter
+ -- will return the corresponding value of the decimal type Num.
+
+ if Pack_3.To_Decimal(Item => Pack_3.To_Long_Binary(TC_Dec_3)) /=
+ TC_Dec_3 or
+ Pack_4.To_Decimal(Pack_4.To_Long_Binary(TC_Dec_4)) /=
+ TC_Dec_4
+ then
+ Report.Failed("Incorrect result from function To_Decimal with " &
+ "Long_Binary parameter - 1");
+ end if;
+
+ if Pack_3.To_Decimal(Pack_3.To_Long_Binary(1234567.0)) /= 1234567.0 then
+ Report.Failed("Incorrect result from function To_Decimal with " &
+ "Long_Binary parameter - 2");
+ end if;
+
+ TC_Long_Binary := Pack_4.To_Long_Binary(TC_Dec_4);
+ if Pack_4.To_Decimal(TC_Long_Binary) /= TC_Dec_4 then
+ Report.Failed("Incorrect result from function To_Decimal with " &
+ "Long_Binary parameter - 3");
+ end if;
+
+
+
+ -- Check that both of the To_Decimal functions described above
+ -- will propagate Conversion_Error if the converted value Item is
+ -- outside the range of type Num.
+ -- Note: Binary/Long_Binary parameter values are created by an
+ -- instantiation of To_Binary/To_Long_Binary with a larger
+ -- Num type as the generic formal.
+
+ Binary_Parameter:
+ begin
+ TC_Dec_1 := Pack_1.To_Decimal(Pack_2.To_Binary(123456.78));
+ Report.Failed("Conversion_Error was not raised by function " &
+ "To_Decimal with Binary parameter, when the " &
+ "converted value Item was outside the range " &
+ "of type Num");
+ if TC_Dec_1 = 12345.6 then -- Avoid dead assignment optimization.
+ Report.Comment("Should never be printed");
+ end if;
+ exception
+ when Conversion_Error => null; -- OK, expected exception.
+ when The_Error : others =>
+ Report.Failed(Ada.Exceptions.Exception_Name(The_Error) & " " &
+ "was incorrectly raised by function To_Decimal " &
+ "with Binary parameter, when the converted " &
+ "value Item was outside the range of type Num");
+ end Binary_Parameter;
+
+ Long_Binary_Parameter:
+ begin
+ TC_Dec_3 := Pack_3.To_Decimal(Pack_4.To_Long_Binary(TC_Dec_4));
+ Report.Failed("Conversion_Error was not raised by function " &
+ "To_Decimal with Long_Binary parameter, when " &
+ "the converted value Item was outside the range " &
+ "of type Num");
+ if TC_Dec_3 = 123456.78 then -- Avoid dead assignment optimization.
+ Report.Comment("Should never be printed");
+ end if;
+ exception
+ when Conversion_Error => null; -- OK, expected exception.
+ when The_Error : others =>
+ Report.Failed(Ada.Exceptions.Exception_Name(The_Error) & " " &
+ "was incorrectly raised by function To_Decimal " &
+ "with Long_Binary parameter, when the converted " &
+ "value Item was outside the range of type Num");
+ end Long_Binary_Parameter;
+
+
+
+ -- Check that the function To_Binary converts a value of the Ada
+ -- decimal type Num into a Binary type value.
+
+ TC_Dec_1 := 123.4;
+ TC_Dec_2 := 9.99;
+ if Pack_1.To_Binary(TC_Dec_1) = Pack_1.To_Binary(-TC_Dec_1) or
+ Pack_2.To_Binary(TC_Dec_2) = Pack_2.To_Binary(-TC_Dec_2)
+ then
+ Report.Failed("Incorrect result from function To_Binary - 1");
+ end if;
+
+ if Pack_1.To_Binary(1.1) = Pack_1.To_Binary(-1.1) or
+ Pack_2.To_Binary(9999.99) = Pack_2.To_Binary(-9999.99)
+ then
+ Report.Failed("Incorrect result from function To_Binary - 2");
+ end if;
+
+
+ -- Check that the function To_Long_Binary converts a value of the
+ -- Ada decimal type Num into a Long_Binary type value.
+
+ TC_Dec_3 := 9.001;
+ TC_Dec_4 := 123.4567;
+ if Pack_3.To_Long_Binary(TC_Dec_3) = Pack_3.To_Long_Binary(-TC_Dec_3) or
+ Pack_4.To_Long_Binary(TC_Dec_4) = Pack_4.To_Long_Binary(-TC_Dec_4)
+ then
+ Report.Failed("Incorrect result from function To_Long_Binary - 1");
+ end if;
+
+ if Pack_3.To_Long_Binary(1.011) =
+ Pack_3.To_Long_Binary(-1.011) or
+ Pack_4.To_Long_Binary(2345678.9012) =
+ Pack_4.To_Long_Binary(-2345678.9012)
+ then
+ Report.Failed("Incorrect result from function To_Long_Binary - 2");
+ end if;
+
+
+ exception
+ when The_Error : others =>
+ Report.Failed("The following exception was raised in the " &
+ "Test_Block: " & Exception_Name(The_Error));
+ end Test_Block;
+
+ Report.Result;
+
+end CXB4008;