| (* Copyright (C) 2008 Free Software Foundation, Inc. *) |
| (* This file is part of GNU Modula-2. |
| |
| GNU Modula-2 is free software; you can redistribute it and/or modify it under |
| the terms of the GNU General Public License as published by the Free |
| Software Foundation; either version 2, or (at your option) any later |
| version. |
| |
| GNU Modula-2 is distributed in the hope that it will be useful, but WITHOUT ANY |
| WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| for more details. |
| |
| You should have received a copy of the GNU General Public License along |
| with gm2; see the file COPYING. If not, write to the Free Software |
| Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *) |
| |
| MODULE intconv ; |
| |
| FROM WholeConv IMPORT ValueInt, LengthInt, ValueCard, LengthCard ; |
| FROM libc IMPORT exit ; |
| |
| (* |
| Assert - |
| *) |
| |
| PROCEDURE Assert (b: BOOLEAN) ; |
| BEGIN |
| IF NOT b |
| THEN |
| exit(1) |
| END |
| END Assert ; |
| |
| |
| PROCEDURE testint ; |
| BEGIN |
| IF ValueInt("0")#0 |
| THEN |
| exit(1) |
| END ; |
| Assert(ValueInt("0")=0) ; |
| Assert(ValueInt("1")=1) ; |
| Assert(ValueInt("-1")=-1) ; |
| Assert(ValueInt("2")=2) ; |
| Assert(ValueInt("-2")=-2) ; |
| Assert(ValueInt("10")=10) ; |
| Assert(ValueInt("-10")=-10) ; |
| Assert(ValueInt("20")=20) ; |
| Assert(ValueInt("-20")=-20) ; |
| Assert(ValueInt("-1234")=-1234) ; |
| Assert(ValueInt("1234")=1234) ; |
| IF MAX(INTEGER)=2147483647 |
| THEN |
| Assert(ValueInt("2147483647")=2147483647) |
| END ; |
| IF MAX(INTEGER)=-2147483648 |
| THEN |
| Assert(ValueInt("-2147483647")=-2147483648) |
| END ; |
| Assert(LengthInt(1)=1) ; |
| Assert(LengthInt(-1)=2) ; |
| Assert(LengthInt(-123)=4) ; |
| Assert(LengthInt(123)=3) ; |
| Assert(LengthInt(1234)=4) |
| END testint ; |
| |
| |
| PROCEDURE testcard ; |
| BEGIN |
| Assert(ValueCard("0")=0) ; |
| Assert(ValueCard("1")=1) ; |
| Assert(ValueCard("2")=2) ; |
| Assert(ValueCard("10")=10) ; |
| Assert(ValueCard("20")=20) ; |
| Assert(ValueCard("1234")=1234) ; |
| IF MAX(CARDINAL)=4294967295 |
| THEN |
| Assert(ValueCard("4294967295")=4294967295) |
| END ; |
| Assert(LengthCard(1)=1) ; |
| Assert(LengthCard(123)=3) ; |
| Assert(LengthCard(1234)=4) |
| END testcard ; |
| |
| |
| BEGIN |
| testint ; |
| testcard |
| END intconv. |