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-- CE3809A.ADA
-- 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 FLOAT I/O GET CAN READ A VALUE FROM A STRING.
-- CHECK THAT END_ERROR IS RAISED WHEN CALLED WITH A NULL STRING
-- OR A STRING CONTAINING SPACES AND/OR HORIZONTAL TABULATION
-- CHARACTERS. CHECK THAT LAST CONTAINS THE INDEX OF THE LAST
-- CHARACTER READ FROM THE STRING.
-- HISTORY:
-- SPS 10/07/82
-- SPS 12/14/82
-- JBG 12/21/82
-- DWC 09/15/87 ADDED CASE TO INCLUDE ONLY TABS IN STRING AND
-- CHECKED THAT END_ERROR IS RAISED.
WITH REPORT; USE REPORT;
WITH TEXT_IO; USE TEXT_IO;
PROCEDURE CE3809A IS
BEGIN
TEST ("CE3809A", "CHECK THAT FLOAT_IO GET " &
"OPERATES CORRECTLY ON STRINGS");
DECLARE
TYPE FL IS DIGITS 4;
PACKAGE FLIO IS NEW FLOAT_IO (FL);
USE FLIO;
X : FL;
STR : STRING (1..10) := " 10.25 ";
L : POSITIVE;
BEGIN
-- LEFT-JUSTIFIED IN STRING, POSITIVE, NO EXPONENT
BEGIN
GET ("896.5 ", X, L);
IF X /= 896.5 THEN
FAILED ("FLOAT VALUE FROM STRING INCORRECT");
END IF;
EXCEPTION
WHEN DATA_ERROR =>
FAILED ("DATA_ERROR RAISED - FLOAT - 1");
WHEN OTHERS =>
FAILED ("UNEXPECTED EXCEPTION RAISED - FLOAT - 1");
END;
IF L /= IDENT_INT (5) THEN
FAILED ("VALUE OF LAST INCORRECT - FLOAT - 1. LAST IS" &
INTEGER'IMAGE(L));
END IF;
-- STRING LITERAL WITH BLANKS
BEGIN
GET (" ", X, L);
FAILED ("END_ERROR NOT RAISED - FLOAT - 2");
EXCEPTION
WHEN END_ERROR =>
IF L /= 5 THEN
FAILED ("AFTER END_ERROR, VALUE OF LAST " &
"INCORRECT - 2. LAST IS" &
INTEGER'IMAGE(L));
END IF;
WHEN DATA_ERROR =>
FAILED ("DATA_ERROR RAISED - FLOAT - 2");
WHEN OTHERS =>
FAILED ("WRONG EXCEPTION RAISED - FLOAT - 2");
END;
-- NULL STRING LITERAL
BEGIN
GET ("", X, L);
FAILED ("END_ERROR NOT RAISED - FLOAT - 3");
EXCEPTION
WHEN END_ERROR =>
IF L /= 5 THEN
FAILED ("AFTER END_ERROR, VALUE OF LAST " &
"INCORRECT - 3. LAST IS" &
INTEGER'IMAGE(L));
END IF;
WHEN DATA_ERROR =>
FAILED ("DATA_ERROR RAISED - FLOAT - 3");
WHEN OTHERS =>
FAILED ("WRONG EXCEPTION RAISED - FLOAT - 3");
END;
-- NULL SLICE
BEGIN
GET (STR(5..IDENT_INT(2)), X, L);
FAILED ("END_ERROR NOT RAISED - FLOAT - 4");
EXCEPTION
WHEN END_ERROR =>
IF L /= 5 THEN
FAILED ("AFTER END_ERROR, VALUE OF LAST " &
"INCORRECT - 4. LAST IS" &
INTEGER'IMAGE(L));
END IF;
WHEN DATA_ERROR =>
FAILED ("DATA_ERROR RAISED - FLOAT - 4");
WHEN OTHERS =>
FAILED ("WRONG EXCEPTION RAISED - FLOAT - 4");
END;
-- SLICE WITH BLANKS
BEGIN
GET (STR(IDENT_INT(9)..10), X, L);
FAILED ("END_ERROR NOT RAISED - FLOAT - 5");
EXCEPTION
WHEN END_ERROR =>
IF L /= IDENT_INT(5) THEN
FAILED ("AFTER END_ERROR, VALUE OF LAST " &
"INCORRECT - 5. LAST IS" &
INTEGER'IMAGE(L));
END IF;
WHEN DATA_ERROR =>
FAILED ("DATA_ERROR RAISED - FLOAT - 5");
WHEN OTHERS =>
FAILED ("WRONG EXCEPTION RAISED - FLOAT - 5");
END;
-- NON-NULL SLICE
BEGIN
GET (STR(2..IDENT_INT(8)), X, L);
IF X /= 10.25 THEN
FAILED ("FLOAT VALUE INCORRECT - 6");
END IF;
IF L /= 8 THEN
FAILED ("LAST INCORRECT FOR SLICE - 6. LAST IS" &
INTEGER'IMAGE(L));
END IF;
EXCEPTION
WHEN OTHERS =>
FAILED ("EXCEPTION RAISED - 6");
END;
-- LEFT-JUSTIFIED, POSITIVE EXPONENT
BEGIN
GET ("1.34E+02", X, L);
IF X /= 134.0 THEN
FAILED ("FLOAT WITH EXP FROM STRING INCORRECT - 7");
END IF;
IF L /= 8 THEN
FAILED ("VALUE OF LAST INCORRECT - FLOAT - 7. " &
"LAST IS" & INTEGER'IMAGE(L));
END IF;
EXCEPTION
WHEN DATA_ERROR =>
FAILED ("DATA_EROR RAISED - FLOAT - 7");
WHEN OTHERS =>
FAILED ("UNEXPECTED EXCEPTION RAISED - FLOAT - 7");
END;
-- RIGHT-JUSTIFIED, NEGATIVE EXPONENT
BEGIN
GET (" 25.0E-2", X, L);
IF X /= 0.25 THEN
FAILED ("NEG EXPONENT INCORRECT - 8");
END IF;
IF L /= 8 THEN
FAILED ("LAST INCORRECT - 8. LAST IS" &
INTEGER'IMAGE(L));
END IF;
EXCEPTION
WHEN OTHERS =>
FAILED ("EXCEPTION RAISED - 8");
END;
-- RIGHT-JUSTIFIED, NEGATIVE
GET (" -1.50", X, L);
IF X /= -1.5 THEN
FAILED ("FLOAT IN RIGHT JUSTIFIED STRING INCORRECT - 9");
END IF;
IF L /= 7 THEN
FAILED ("LAST INCORRECT - 9. LAST IS" &
INTEGER'IMAGE(L));
END IF;
-- HORIZONTAL TAB WITH BLANKS
BEGIN
GET (" " & ASCII.HT & "2.3E+2", X, L);
IF X /= 230.0 THEN
FAILED ("FLOAT WITH TAB IN STRING INCORRECT - 10");
END IF;
IF L /= 8 THEN
FAILED ("LAST INCORRECT FOR TAB - 10. LAST IS" &
INTEGER'IMAGE(L));
END IF;
EXCEPTION
WHEN DATA_ERROR =>
FAILED ("DATA_ERROR FOR STRING WITH TAB - 10");
WHEN OTHERS =>
FAILED ("SOME EXCEPTION RAISED FOR STRING WITH " &
"TAB - 10");
END;
-- HORIZONTAL TABS ONLY
BEGIN
GET (ASCII.HT & ASCII.HT, X, L);
FAILED ("END_ERROR NOT RAISED - FLOAT - 11");
EXCEPTION
WHEN END_ERROR =>
IF L /= IDENT_INT(8) THEN
FAILED ("AFTER END_ERROR, VALUE OF LAST " &
"INCORRECT - 11. LAST IS" &
INTEGER'IMAGE(L));
END IF;
WHEN DATA_ERROR =>
FAILED ("DATA_ERROR RAISED - FLOAT - 11");
WHEN OTHERS =>
FAILED ("WRONG EXCEPTION RAISED - FLOAT - 11");
END;
END;
RESULT;
END CE3809A;
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