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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
/*=====================================================================
**
** Source: test1.c
**
** Purpose: Tests the PAL implementation of the isalpha function
** Check that a number of characters return the correct
** values for whether they are alpha or not.
**
**
**===================================================================*/
#include <palsuite.h>
struct testCase
{
int CorrectResult;
int character;
};
int __cdecl main(int argc, char **argv)
{
int result;
int i;
struct testCase testCases[] =
{
{1, 'a'},
{1, 'z'},
{1, 'B'},
{0, '5'},
{0, '?'},
{0, 230}
};
if (PAL_Initialize(argc, argv))
{
return FAIL;
}
/* Loop through each case. Check to see if each is alpha or
not.
*/
for(i = 0; i < sizeof(testCases) / sizeof(struct testCase); i++)
{
result = isalpha(testCases[i].character);
/* The return value is 'non-zero' for success. This if condition
* will still work if that non-zero isn't just 1
*/
if ( ((testCases[i].CorrectResult == 1) && (result == 0)) ||
( (testCases[i].CorrectResult == 0) && (result != 0) ))
{
Fail("ERROR: isalpha returned %i instead of %i for character "
"%c.\n",
result,
testCases[i].CorrectResult,
testCases[i].character);
}
}
PAL_Terminate();
return PASS;
}
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