-- CXB3011.A
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-- CXB3011.A
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--
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--
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-- Grant of Unlimited Rights
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-- Grant of Unlimited Rights
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--
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--
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-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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-- unlimited rights in the software and documentation contained herein.
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-- unlimited rights in the software and documentation contained herein.
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-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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-- this public release, the Government intends to confer upon all
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-- this public release, the Government intends to confer upon all
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-- recipients unlimited rights equal to those held by the Government.
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-- recipients unlimited rights equal to those held by the Government.
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-- These rights include rights to use, duplicate, release or disclose the
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-- These rights include rights to use, duplicate, release or disclose the
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-- released technical data and computer software in whole or in part, in
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-- released technical data and computer software in whole or in part, in
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-- any manner and for any purpose whatsoever, and to have or permit others
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-- any manner and for any purpose whatsoever, and to have or permit others
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-- to do so.
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-- to do so.
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--
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--
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-- DISCLAIMER
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-- DISCLAIMER
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--
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--
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-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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-- PARTICULAR PURPOSE OF SAID MATERIAL.
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-- PARTICULAR PURPOSE OF SAID MATERIAL.
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--*
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--*
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--
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--
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-- OBJECTIVE:
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-- OBJECTIVE:
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-- Check that the version of Function Value with a chars_ptr parameter
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-- Check that the version of Function Value with a chars_ptr parameter
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-- that returns a String result returns an Ada string containing the
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-- that returns a String result returns an Ada string containing the
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-- characters pointed to by the chars_ptr parameter, up to (but not
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-- characters pointed to by the chars_ptr parameter, up to (but not
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-- including) the terminating nul.
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-- including) the terminating nul.
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--
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--
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-- Check that the version of Function Value with a chars_ptr parameter
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-- Check that the version of Function Value with a chars_ptr parameter
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-- and a size_t parameter that returns a String result returns the
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-- and a size_t parameter that returns a String result returns the
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-- shorter of:
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-- shorter of:
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-- 1) a String of the first size_t number of characters, or
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-- 1) a String of the first size_t number of characters, or
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-- 2) a String of characters up to (but not including) the
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-- 2) a String of characters up to (but not including) the
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-- terminating nul.
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-- terminating nul.
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--
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--
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-- Check that the Function Strlen returns a size_t result that
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-- Check that the Function Strlen returns a size_t result that
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-- corresponds to the number of chars in the array pointed to by Item,
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-- corresponds to the number of chars in the array pointed to by Item,
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-- up to but not including the terminating nul.
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-- up to but not including the terminating nul.
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--
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--
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-- Check that both of the above versions of Function Value and
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-- Check that both of the above versions of Function Value and
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-- Function Strlen propagate Dereference_Error if the Item parameter
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-- Function Strlen propagate Dereference_Error if the Item parameter
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-- is Null_Ptr.
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-- is Null_Ptr.
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--
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--
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-- TEST DESCRIPTION:
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-- TEST DESCRIPTION:
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-- This test validates two versions of Function Value, and the Function
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-- This test validates two versions of Function Value, and the Function
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-- Strlen. A series of char_ptr values are provided as input, and
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-- Strlen. A series of char_ptr values are provided as input, and
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-- results are compared for length or content.
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-- results are compared for length or content.
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--
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--
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-- This test assumes that the following characters are all included
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-- This test assumes that the following characters are all included
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-- in the implementation defined type Interfaces.C.char:
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-- in the implementation defined type Interfaces.C.char:
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-- ' ', 'a'..'z', 'A'..'Z', '0'..'9', '*' and '.'.
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-- ' ', 'a'..'z', 'A'..'Z', '0'..'9', '*' and '.'.
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--
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--
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-- APPLICABILITY CRITERIA:
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-- APPLICABILITY CRITERIA:
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-- This test is applicable to all implementations that provide
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-- This test is applicable to all implementations that provide
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-- package Interfaces.C.Strings. If an implementation provides
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-- package Interfaces.C.Strings. If an implementation provides
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-- package Interfaces.C.Strings, this test must compile, execute,
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-- package Interfaces.C.Strings, this test must compile, execute,
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-- and report "PASSED".
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-- and report "PASSED".
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--
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--
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--
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--
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-- CHANGE HISTORY:
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-- CHANGE HISTORY:
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-- 28 Sep 95 SAIC Initial prerelease version.
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-- 28 Sep 95 SAIC Initial prerelease version.
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-- 13 May 96 SAIC Incorporated reviewer comments for ACVC 2.1.
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-- 13 May 96 SAIC Incorporated reviewer comments for ACVC 2.1.
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-- 26 Oct 96 SAIC Incorporated reviewer comments.
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-- 26 Oct 96 SAIC Incorporated reviewer comments.
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--
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--
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--!
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--!
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with Report;
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with Report;
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with Ada.Characters.Latin_1;
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with Ada.Characters.Latin_1;
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with Interfaces.C.Strings; -- N/A => ERROR
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with Interfaces.C.Strings; -- N/A => ERROR
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procedure CXB3011 is
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procedure CXB3011 is
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begin
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begin
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Report.Test ("CXB3011", "Check that the two versions of Function Value " &
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Report.Test ("CXB3011", "Check that the two versions of Function Value " &
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"returning a String result, and the Function " &
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"returning a String result, and the Function " &
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"Strlen, produce correct results");
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"Strlen, produce correct results");
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Test_Block:
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Test_Block:
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declare
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declare
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package IC renames Interfaces.C;
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package IC renames Interfaces.C;
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package ICS renames Interfaces.C.Strings;
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package ICS renames Interfaces.C.Strings;
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package ACL1 renames Ada.Characters.Latin_1;
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package ACL1 renames Ada.Characters.Latin_1;
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use type IC.char_array;
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use type IC.char_array;
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use type IC.size_t;
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use type IC.size_t;
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use type ICS.chars_ptr;
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use type ICS.chars_ptr;
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Null_Char_Array_Access : constant ICS.char_array_access := null;
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Null_Char_Array_Access : constant ICS.char_array_access := null;
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TC_String : String(1..5) := (others => 'X');
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TC_String : String(1..5) := (others => 'X');
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TC_String_1 : constant String := "*.3*0";
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TC_String_1 : constant String := "*.3*0";
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TC_String_2 : constant String := "Two";
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TC_String_2 : constant String := "Two";
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TC_String_3 : constant String := "Five5";
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TC_String_3 : constant String := "Five5";
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TC_Blank_String : constant String(1..5) := (others => ' ');
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TC_Blank_String : constant String(1..5) := (others => ' ');
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TC_char_array : IC.char_array :=
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TC_char_array : IC.char_array :=
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IC.To_C(TC_Blank_String, True);
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IC.To_C(TC_Blank_String, True);
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TC_char_array_1 : constant IC.char_array :=
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TC_char_array_1 : constant IC.char_array :=
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IC.To_C(TC_String_1, True);
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IC.To_C(TC_String_1, True);
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TC_char_array_2 : constant IC.char_array :=
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TC_char_array_2 : constant IC.char_array :=
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IC.To_C(TC_String_2, True);
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IC.To_C(TC_String_2, True);
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TC_char_array_3 : constant IC.char_array :=
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TC_char_array_3 : constant IC.char_array :=
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IC.To_C(TC_String_3, True);
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IC.To_C(TC_String_3, True);
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TC_Blank_char_array : constant IC.char_array :=
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TC_Blank_char_array : constant IC.char_array :=
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IC.To_C(TC_Blank_String, True);
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IC.To_C(TC_Blank_String, True);
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TC_chars_ptr : ICS.chars_ptr :=
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TC_chars_ptr : ICS.chars_ptr :=
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ICS.New_Char_Array(TC_Blank_char_array);
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ICS.New_Char_Array(TC_Blank_char_array);
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TC_size_t : IC.size_t := IC.size_t'First;
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TC_size_t : IC.size_t := IC.size_t'First;
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begin
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begin
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-- Check that the version of Function Value with a chars_ptr parameter
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-- Check that the version of Function Value with a chars_ptr parameter
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-- that returns a String result returns an Ada string containing the
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-- that returns a String result returns an Ada string containing the
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-- characters pointed to by the chars_ptr parameter, up to (but not
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-- characters pointed to by the chars_ptr parameter, up to (but not
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-- including) the terminating nul.
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-- including) the terminating nul.
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_1);
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_1);
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TC_String := ICS.Value(Item => TC_chars_ptr);
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TC_String := ICS.Value(Item => TC_chars_ptr);
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if TC_String /= TC_String_1 or
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if TC_String /= TC_String_1 or
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TC_String(TC_String'Last) = ACL1.NUL
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TC_String(TC_String'Last) = ACL1.NUL
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then
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then
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Report.Failed("Incorrect result from Function Value - 1");
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Report.Failed("Incorrect result from Function Value - 1");
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end if;
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end if;
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_2);
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_2);
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if ICS.Value(Item => TC_chars_ptr) /=
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if ICS.Value(Item => TC_chars_ptr) /=
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IC.To_Ada(ICS.Value(TC_chars_ptr), Trim_Nul => True)
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IC.To_Ada(ICS.Value(TC_chars_ptr), Trim_Nul => True)
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then
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then
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Report.Failed("Incorrect result from Function Value - 2");
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Report.Failed("Incorrect result from Function Value - 2");
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end if;
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end if;
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_3);
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_3);
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TC_String := ICS.Value(TC_chars_ptr);
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TC_String := ICS.Value(TC_chars_ptr);
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if TC_String /= TC_String_3 or
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if TC_String /= TC_String_3 or
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TC_String(TC_String'Last) = ACL1.NUL
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TC_String(TC_String'Last) = ACL1.NUL
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then
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then
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Report.Failed("Incorrect result from Function Value - 3");
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Report.Failed("Incorrect result from Function Value - 3");
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end if;
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end if;
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-- Check that the version of Function Value with a chars_ptr parameter
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-- Check that the version of Function Value with a chars_ptr parameter
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-- and a size_t parameter that returns a String result returns the
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-- and a size_t parameter that returns a String result returns the
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-- shorter of:
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-- shorter of:
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-- 1) a String of the first size_t number of characters, or
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-- 1) a String of the first size_t number of characters, or
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-- 2) a String of characters up to (but not including) the
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-- 2) a String of characters up to (but not including) the
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-- terminating nul.
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-- terminating nul.
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--
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--
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-- Case 1 : Length parameter specifies a length shorter than total
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-- Case 1 : Length parameter specifies a length shorter than total
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-- length.
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-- length.
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_1);
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_1);
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TC_String := "XXXXX"; -- Reinitialize all characters in string.
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TC_String := "XXXXX"; -- Reinitialize all characters in string.
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TC_String(1..5) := ICS.Value(Item => TC_chars_ptr, Length => 6);
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TC_String(1..5) := ICS.Value(Item => TC_chars_ptr, Length => 6);
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if TC_String(1..4) /= TC_String_1(1..4) or
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if TC_String(1..4) /= TC_String_1(1..4) or
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TC_String(TC_String'Last) = ACL1.NUL
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TC_String(TC_String'Last) = ACL1.NUL
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then
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then
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Report.Failed("Incorrect result from Function Value - 4");
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Report.Failed("Incorrect result from Function Value - 4");
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end if;
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end if;
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-- Case 2 : Length parameter specifies total length.
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-- Case 2 : Length parameter specifies total length.
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_2);
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_2);
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if ICS.Value(TC_chars_ptr, Length => 5) /=
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if ICS.Value(TC_chars_ptr, Length => 5) /=
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IC.To_Ada(ICS.Value(TC_chars_ptr), Trim_Nul => True)
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IC.To_Ada(ICS.Value(TC_chars_ptr), Trim_Nul => True)
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then
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then
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Report.Failed("Incorrect result from Function Value - 5");
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Report.Failed("Incorrect result from Function Value - 5");
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end if;
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end if;
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-- Case 3 : Length parameter specifies a length longer than total
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-- Case 3 : Length parameter specifies a length longer than total
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-- length.
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-- length.
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_3);
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_3);
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TC_String := "XXXXX"; -- Reinitialize all characters in string.
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TC_String := "XXXXX"; -- Reinitialize all characters in string.
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TC_String := ICS.Value(TC_chars_ptr, 7);
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TC_String := ICS.Value(TC_chars_ptr, 7);
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if TC_String /= TC_String_3 or
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if TC_String /= TC_String_3 or
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TC_String(TC_String'Last) = ACL1.NUL
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TC_String(TC_String'Last) = ACL1.NUL
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then
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then
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Report.Failed("Incorrect result from Function Value - 6");
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Report.Failed("Incorrect result from Function Value - 6");
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end if;
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end if;
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-- Check that the Function Strlen returns a size_t result that
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-- Check that the Function Strlen returns a size_t result that
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-- corresponds to the number of chars in the array pointed to by
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-- corresponds to the number of chars in the array pointed to by
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-- parameter Item, up to but not including the terminating nul.
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-- parameter Item, up to but not including the terminating nul.
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TC_chars_ptr := ICS.New_Char_Array(IC.To_C("A longer string value"));
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TC_chars_ptr := ICS.New_Char_Array(IC.To_C("A longer string value"));
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TC_size_t := ICS.Strlen(TC_chars_ptr);
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TC_size_t := ICS.Strlen(TC_chars_ptr);
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if TC_size_t /= 21 then
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if TC_size_t /= 21 then
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Report.Failed("Incorrect result from Function Strlen - 1");
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Report.Failed("Incorrect result from Function Strlen - 1");
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end if;
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end if;
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_2);
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TC_chars_ptr := ICS.New_Char_Array(TC_char_array_2);
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TC_size_t := ICS.Strlen(TC_chars_ptr);
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TC_size_t := ICS.Strlen(TC_chars_ptr);
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if TC_size_t /= 3 then -- Nul not included in length.
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if TC_size_t /= 3 then -- Nul not included in length.
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Report.Failed("Incorrect result from Function Strlen - 2");
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Report.Failed("Incorrect result from Function Strlen - 2");
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end if;
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end if;
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TC_chars_ptr := ICS.New_Char_Array(IC.To_C(""));
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TC_chars_ptr := ICS.New_Char_Array(IC.To_C(""));
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TC_size_t := ICS.Strlen(TC_chars_ptr);
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TC_size_t := ICS.Strlen(TC_chars_ptr);
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if TC_size_t /= 0 then
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if TC_size_t /= 0 then
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Report.Failed("Incorrect result from Function Strlen - 3");
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Report.Failed("Incorrect result from Function Strlen - 3");
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end if;
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end if;
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-- Check that both of the above versions of Function Value and
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-- Check that both of the above versions of Function Value and
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-- function Strlen propagate Dereference_Error if the Item parameter
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-- function Strlen propagate Dereference_Error if the Item parameter
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-- is Null_Ptr.
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-- is Null_Ptr.
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begin
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begin
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TC_chars_ptr := ICS.Null_Ptr;
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TC_chars_ptr := ICS.Null_Ptr;
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TC_String := ICS.Value(Item => TC_chars_ptr);
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TC_String := ICS.Value(Item => TC_chars_ptr);
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Report.Failed("Function Value (without Length parameter) did not " &
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Report.Failed("Function Value (without Length parameter) did not " &
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"raise Dereference_Error when provided a null Item " &
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"raise Dereference_Error when provided a null Item " &
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"parameter input value");
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"parameter input value");
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if TC_String(1) = '1' then -- Defeat optimization.
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if TC_String(1) = '1' then -- Defeat optimization.
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Report.Comment("Should never be printed");
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Report.Comment("Should never be printed");
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end if;
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end if;
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exception
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exception
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when ICS.Dereference_Error => null; -- OK, expected exception.
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when ICS.Dereference_Error => null; -- OK, expected exception.
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when others =>
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when others =>
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Report.Failed("Incorrect exception raised by Function Value " &
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Report.Failed("Incorrect exception raised by Function Value " &
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"with Item parameter, when the Item parameter " &
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"with Item parameter, when the Item parameter " &
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"is Null_Ptr");
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"is Null_Ptr");
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end;
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end;
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begin
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begin
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TC_chars_ptr := ICS.Null_Ptr;
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TC_chars_ptr := ICS.Null_Ptr;
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TC_String := ICS.Value(Item => TC_chars_ptr, Length => 4);
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TC_String := ICS.Value(Item => TC_chars_ptr, Length => 4);
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Report.Failed("Function Value (with Length parameter) did not " &
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Report.Failed("Function Value (with Length parameter) did not " &
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"raise Dereference_Error when provided a null Item " &
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"raise Dereference_Error when provided a null Item " &
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"parameter input value");
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"parameter input value");
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if TC_String(1) = '1' then -- Defeat optimization.
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if TC_String(1) = '1' then -- Defeat optimization.
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Report.Comment("Should never be printed");
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Report.Comment("Should never be printed");
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end if;
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end if;
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exception
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exception
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when ICS.Dereference_Error => null; -- OK, expected exception.
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when ICS.Dereference_Error => null; -- OK, expected exception.
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when others =>
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when others =>
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Report.Failed("Incorrect exception raised by Function Value " &
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Report.Failed("Incorrect exception raised by Function Value " &
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"with both Item and Length parameters, when " &
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"with both Item and Length parameters, when " &
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"the Item parameter is Null_Ptr");
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"the Item parameter is Null_Ptr");
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end;
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end;
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begin
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begin
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TC_chars_ptr := ICS.Null_Ptr;
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TC_chars_ptr := ICS.Null_Ptr;
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TC_size_t := ICS.Strlen(Item => TC_chars_ptr);
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TC_size_t := ICS.Strlen(Item => TC_chars_ptr);
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Report.Failed("Function Strlen did not raise Dereference_Error" &
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Report.Failed("Function Strlen did not raise Dereference_Error" &
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"when provided a null Item parameter input value");
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"when provided a null Item parameter input value");
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if TC_size_t = 35 then -- Defeat optimization.
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if TC_size_t = 35 then -- Defeat optimization.
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Report.Comment("Should never be printed");
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Report.Comment("Should never be printed");
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end if;
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end if;
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exception
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exception
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when ICS.Dereference_Error => null; -- OK, expected exception.
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when ICS.Dereference_Error => null; -- OK, expected exception.
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when others =>
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when others =>
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Report.Failed("Incorrect exception raised by Function Strlen " &
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Report.Failed("Incorrect exception raised by Function Strlen " &
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"when the Item parameter is Null_Ptr");
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"when the Item parameter is Null_Ptr");
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end;
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end;
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exception
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exception
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when others => Report.Failed ("Exception raised in Test_Block");
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when others => Report.Failed ("Exception raised in Test_Block");
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end Test_Block;
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end Test_Block;
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Report.Result;
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Report.Result;
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end CXB3011;
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end CXB3011;
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