-- CXG1002.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 subprograms defined in the package -- Ada.Numerics.Generic_Complex_Types provide the prescribed results. -- Specifically, check the various versions of functions "+" and "-". -- -- TEST DESCRIPTION: -- This test checks that the subprograms "+" and "-" defined in the -- Generic_Complex_Types package provide the results prescribed for the -- evaluation of these complex arithmetic operations. The functions -- Re and Im are used to extract the appropriate component of the -- complex result, in order that the prescribed result component can be -- verified. -- The generic package is instantiated with a real type (new Float), -- and the results produced by the specified subprograms are verified. -- -- SPECIAL REQUIREMENTS: -- This test can be run in either "relaxed" or "strict" mode. -- -- -- CHANGE HISTORY: -- 06 Dec 94 SAIC ACVC 2.0 -- --! with Ada.Numerics.Generic_Complex_Types; with Report; procedure CXG1002 is begin Report.Test ("CXG1002", "Check that the subprograms defined in " & "the package Ada.Numerics.Generic_Complex_Types " & "provide the prescribed results"); Test_Block: declare type Real_Type is new Float; package Complex_Pack is new Ada.Numerics.Generic_Complex_Types(Real_Type); use Complex_Pack; -- Declare a zero valued complex number using the record -- aggregate approach. Complex_Zero : constant Complex_Pack.Complex := (0.0, 0.0); TC_Complex, TC_Complex_Right, TC_Complex_Left : Complex_Pack.Complex := Complex_Zero; TC_Real : Real_Type := 0.0; TC_Imaginary : Complex_Pack.Imaginary; begin -- Check that the imaginary component of the result of a binary addition -- operator that yields a result of complex type is exact when either -- of its operands is of pure-real type. TC_Complex := Compose_From_Cartesian(2.0, 3.0); TC_Real := 3.0; if Im("+"(Left => TC_Complex, Right => TC_Real)) /= 3.0 or Im("+"(TC_Complex, 6.0)) /= 3.0 or Im(TC_Complex + TC_Real) /= 3.0 or Im(TC_Complex + 5.0) /= 3.0 or Im((7.0, 2.0) + 1.0) /= 2.0 or Im((7.0, 5.0) + (-2.0)) /= 5.0 or Im((-7.0, -2.0) + 1.0) /= -2.0 or Im((-7.0, -3.0) + (-3.0)) /= -3.0 then Report.Failed("Incorrect results from Function ""+"" with " & "one Complex and one Real argument - 1"); end if; if Im("+"(Left => TC_Real, Right => TC_Complex)) /= 3.0 or Im("+"(4.0, TC_Complex)) /= 3.0 or Im(TC_Real + TC_Complex) /= 3.0 or Im(9.0 + TC_Complex) /= 3.0 or Im(1.0 + (7.0, -9.0)) /= -9.0 or Im((-2.0) + (7.0, 2.0)) /= 2.0 or Im(1.0 + (-7.0, -5.0)) /= -5.0 or Im((-3.0) + (-7.0, 16.0)) /= 16.0 then Report.Failed("Incorrect results from Function ""+"" with " & "one Complex and one Real argument - 2"); end if; -- Check that the imaginary component of the result of a binary -- subtraction operator that yields a result of complex type is exact -- when its right operand is of pure-real type. TC_Complex := (8.0, -4.0); TC_Real := 2.0; if Im("-"(Left => TC_Complex, Right => TC_Real)) /= -4.0 or Im("-"(TC_Complex, 5.0)) /= -4.0 or Im(TC_Complex - TC_Real) /= -4.0 or Im(TC_Complex - 4.0) /= -4.0 or Im((6.0, 5.0) - 1.0) /= 5.0 or Im((6.0, 13.0) - 7.0) /= 13.0 or Im((-5.0, 3.0) - (2.0)) /= 3.0 or Im((-5.0, -6.0) - (-3.0)) /= -6.0 then Report.Failed("Incorrect results from Function ""-"" with " & "one Complex and one Real argument"); end if; -- Check that the real component of the result of a binary addition -- operator that yields a result of complex type is exact when either -- of its operands is of pure-imaginary type. TC_Complex := (5.0, 0.0); if Re("+"(Left => TC_Complex, Right => i)) /= 5.0 or Re("+"(Complex_Pack.j, TC_Complex)) /= 5.0 or Re((-8.0, 5.0) + ( 2.0*i)) /= -8.0 or Re((2.0, 5.0) + (-2.0*i)) /= 2.0 or Re((-20.0, -5.0) + ( 3.0*i)) /= -20.0 or Re((6.0, -5.0) + (-3.0*i)) /= 6.0 then Report.Failed("Incorrect results from Function ""+"" with " & "one Complex and one Imaginary argument"); end if; -- Check that the real component of the result of a binary -- subtraction operator that yields a result of complex type is exact -- when its right operand is of pure-imaginary type. TC_Complex := TC_Complex + i; -- Should produce (5.0, 1.0) if Re("-"(TC_Complex, i)) /= 5.0 or Re((-4.0, 4.0) - ( 2.0*i)) /= -4.0 or Re((9.0, 4.0) - ( 5.0*i)) /= 9.0 or Re((16.0, -5.0) - ( 3.0*i)) /= 16.0 or Re((-3.0, -5.0) - (-4.0*i)) /= -3.0 then Report.Failed("Incorrect results from Function ""-"" with " & "one Complex and one Imaginary argument"); end if; -- Check that the result of a binary addition operation is exact when -- one of its operands is of real type and the other is of -- pure-imaginary type; the operator is analogous to the -- Compose_From_Cartesian function; it performs no arithmetic. TC_Complex := Complex_Pack."+"(5.0, Complex_Pack.i); if TC_Complex /= (5.0, 1.0) or (4.0 + i) /= (4.0, 1.0) or "+"(Left => j, Right => 3.0) /= (3.0, 1.0) then Report.Failed("Incorrect results from Function ""+"" with " & "one Real and one Imaginary argument"); end if; exception when others => Report.Failed ("Exception raised in Test_Block"); end Test_Block; Report.Result; end CXG1002;