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test: fix two more failing FP3232 tests

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And put a comment in to explain why we're testing for a frac between .3 and
.6. We can't directly compare the frac since the floating/fixed point
conversion loses precision.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Dave Airlie 2011-10-27 08:38:45 +10:00 committed by Peter Hutterer
parent 5701ab4a44
commit 005ab41986
3 changed files with 5 additions and 6 deletions
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1
test/xi2/protocol-common.c
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@ -108,6 +108,7 @@ TestPointerProc(DeviceIntPtr pDev, int what)
pDev->valuator->axisVal[1] = screenInfo.screens[0]->height / 2;
pDev->last.valuators[1] = pDev->valuator->axisVal[1];
/* protocol-xiquerydevice.c relies on these increment */
SetScrollValuator(pDev, 2, SCROLL_TYPE_VERTICAL, 2.4, SCROLL_FLAG_NONE);
SetScrollValuator(pDev, 3, SCROLL_TYPE_HORIZONTAL, 3.5, SCROLL_FLAG_PREFERRED);
break;

4
test/xi2/protocol-eventconvert.c
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@ -389,9 +389,7 @@ static void test_values_XIDeviceEvent(DeviceEvent *in, xXIDeviceEvent *out,
{
FP3232 vi, vo;
vi.integral = trunc(in->valuators.data[i]);
vi.frac = (in->valuators.data[i] - vi.integral) * (1UL << 32);
vi = double_to_fp3232(in->valuators.data[i]);
vo = *values;
if (swap)

6
test/xi2/protocol-xiquerydevice.c
View File

@ -213,9 +213,9 @@ static void reply_XIQueryDevice_data(ClientPtr client, int len, char *data, void
}
assert(si->increment.integral == si->number);
/* FIXME: frac testing with float/FP issues? */
assert(si->increment.frac > 0.3 * (1UL << 32));
assert(si->increment.frac < 0.6 * (1UL << 32));
/* protocol-common.c sets up increments of 2.4 and 3.5 */
assert(si->increment.frac > 0.3 * (1ULL << 32));
assert(si->increment.frac < 0.6 * (1ULL << 32));
}
}