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Test new method.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@1779 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Andrew McCallum 1996-09-17 15:03:25 +00:00
parent 1a470f8ca0
commit 35e0b80fc7
1 changed files with 133 additions and 0 deletions
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133
Testing/nsscanner.m
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@ -168,6 +168,138 @@ testScanInt (void)
[scanner release];
}
/*
************************************************************************
* scanRadixUnsignedInt: *
************************************************************************
*/
/*
* Test a valid scanRadixUnsignedInt operation
*/
void
testScanRadixUnsignedIntFinish (NSString *string, BOOL expectValue, unsigned int expectedValue, unsigned int expectedScanLocation)
{
NSScanner *scanner;
unsigned int value;
scanner = [NSScanner scannerWithString:string];
if ([scanner scanRadixUnsignedInt:&value]) {
if (!expectValue)
printf ("scanRadixUnsignedInt of `%s' succeeded.\n", [string cString]);
else if (value != expectedValue)
printf ("scanRadixUnsignedInt of `%s' returned value %u (%#x).\n", [string cString], value, value);
}
else {
if (expectValue)
printf ("scanRadixUnsignedInt of `%s' failed.\n", [string cString]);
}
if (expectedScanLocation != [scanner scanLocation])
printf ("scanRadixUnsignedInt of `%s' moved scan location to %lu (expected %lu)\n", [scanner scanLocation], expectedScanLocation);
[scanner release];
}
/*
* Test a valid scanRadixUnsignedInt operation
*/
void
testScanRadixUnsignedIntGood (NSString *format, unsigned int i)
{
NSString *string;
if (format == nil) {
testScanRadixUnsignedIntGood (@"%u", i);
testScanRadixUnsignedIntGood (@"0%o", i);
testScanRadixUnsignedIntGood (@"0x%x", i);
testScanRadixUnsignedIntGood (@"0X%X", i);
return;
}
string = [NSString stringWithFormat:format, i];
testScanRadixUnsignedIntFinish (string, YES, i, [string length]);
[string release];
}
/*
* Verify that scanRadixUnsignedInt handles overflow
*/
void
testScanRadixUnsignedIntOverflow (double d)
{
NSString *string;
NSScanner *scanner;
unsigned int value;
string = [NSString stringWithFormat:@"%.0f", d];
scanner = [NSScanner scannerWithString:string];
if (![scanner scanRadixUnsignedInt:&value])
printf ("scanRadixUnsignedInt of `%s' failed.\n", [string cString]);
else if (value != UINT_MAX)
printf ("scanRadixUnsignedInt of `%s' didn't overflow, returned %u (%#x).\n", [string cString], value, value);
testFullScan ("scanRadixUnsignedInt", string, scanner);
[string release];
[scanner release];
}
/*
* Test scanRadixUnsignedInt operation
*/
void
testScanRadixUnsignedInt (void)
{
unsigned int i;
/*
* I added this check so I can use the same test program on
* NEXTSTEP/OPENSTEP which doesn't have the scanRadixUnsignedInt:
* method.
*/
if (![NSScanner instancesRespondTo:@selector(scanRadixUnsignedInt:)]) {
printf ("NSScanner objects do not respond to scanRadixUnsignedInt:\n");
return;
}
/*
* Check values within range
*/
i = UINT_MAX-32;
for (;;) {
testScanRadixUnsignedIntGood (nil, i);
if (i == UINT_MAX)
break;
i++;
}
for (i = 0 ; i <= 32 ; i++)
testScanRadixUnsignedIntGood (nil, i);
/*
* Check overflow values
*/
for (i = 1 ; i <= 32 ; i++) {
testScanRadixUnsignedIntOverflow ((double)UINT_MAX + i);
testScanRadixUnsignedIntOverflow ((2.0 * (double)UINT_MAX) + i);
testScanRadixUnsignedIntOverflow ((2.0 * (double)UINT_MAX) - i);
testScanRadixUnsignedIntOverflow ((10.0 * (double)UINT_MAX) + i);
testScanRadixUnsignedIntOverflow ((10.0 * (double)UINT_MAX) - i);
}
/*
* Check that non-digits terminate the scan
*/
testScanRadixUnsignedIntFinish (@"1234FOO", YES, 1234, 4);
testScanRadixUnsignedIntFinish (@"01234FOO", YES, 01234, 5);
testScanRadixUnsignedIntFinish (@"0x1234FOO", YES, 0x1234F, 7);
testScanRadixUnsignedIntFinish (@"0X1234FOO", YES, 0x1234F, 7);
testScanRadixUnsignedIntFinish (@"012348FOO", YES, 01234, 5);
testScanRadixUnsignedIntFinish (@"012349FOO", YES, 01234, 5);
/*
* Check that non-digits don't move the scan location
*/
testScanRadixUnsignedIntFinish (@"FOO", NO, 0, 0);
testScanRadixUnsignedIntFinish (@" FOO", NO, 0, 0);
testScanRadixUnsignedIntFinish (@" 0x ", NO, 0, 0);
}
/*
************************************************************************
* scanLongLong: *
@ -737,6 +869,7 @@ main (int argc, char **argv)
}
testScanInt ();
testScanRadixUnsignedInt ();
#if defined (LONG_LONG_MAX)
testScanLongLong ();
#endif