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ICU-639 Better test for the case where M is accidentally used for m in locale data.

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X-SVN-Rev: 7312
This commit is contained in:
George Rhoten 2001-12-04 20:24:37 +00:00
parent 44c76bbcb6
commit a8a3d9c46a
1 changed files with 21 additions and 15 deletions
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36
icu4c/source/test/intltest/tsdate.cpp
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@ -9,6 +9,7 @@
#include "unicode/smpdtfmt.h"
#include "tsdate.h"
#include <float.h>
#include <stdlib.h>
const double IntlTestDateFormat::ONEYEAR = 365.25 * ONEDAY; // Approximate
@ -115,6 +116,7 @@ void IntlTestDateFormat::testFormat(/* char* par */)
tryDate(0);
tryDate(1278161801778.0);
tryDate(5264498352317.0); // Sunday, October 28, 2136 8:39:12 AM PST
tryDate(9516987689250.0); // In the year 2271
tryDate(now);
// Shift 6 months into the future, AT THE SAME TIME OF DAY.
// This will test the DST handling.
@ -213,22 +215,26 @@ double IntlTestDateFormat::randDouble()
uint32_t i;
char* poke = (char*)&d;
do {
for (i=0; i < sizeof(double); ++i)
{
poke[i] = (char)(rand() & 0xFF);
}
} while (uprv_isNaN(d) || uprv_isInfinite(d));
do {
for (i=0; i < sizeof(double); ++i)
{
poke[i] = (char)(rand() & 0xFF);
}
} while (uprv_isNaN(d) || uprv_isInfinite(d));
if (d < 0.0)
d = -d;
if (d > 0.0)
{
double e = uprv_floor(uprv_log10(d));
if (e < -2.0)
d *= uprv_pow10((int32_t)(-e-2));
else if (e > -1.0)
d /= uprv_pow10((int32_t)(e+1));
}
if (d < 0.0)
d = -d;
if (d > 0.0)
{
double e = uprv_floor(uprv_log10(d));
if (e < -2.0)
d *= uprv_pow10((int32_t)(-e-2));
else if (e > -1.0)
d /= uprv_pow10((int32_t)(e+1));
}
// While this is not a real normalized number make another one.
} while (uprv_isNaN(d) || uprv_isInfinite(d)
|| !((-DBL_MAX < d && d < DBL_MAX) || (-DBL_MIN < d && d < DBL_MIN)));
return d;
}