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oleaut32/tests: Test conversion of ambiguous DATE values. 

For 0.0 < x < 1.0, DATE values x and -x represent the same date/time:
30-Dec-1899 at some time determined by x.  When converting from DATE,
either value is accepted.  When converting to DATE, the positive value
is produced.
This commit is contained in:
Jeremy Drake 2010-10-06 23:26:54 -07:00 committed by Alexandre Julliard
parent eb09472870
commit 25118e5383
1 changed files with 6 additions and 0 deletions
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6
dlls/oleaut32/tests/vartest.c
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@ -1615,6 +1615,9 @@ static void test_VarUdateFromDate(void)
}
/* This just demostrates the non-linear nature of values prior to the epoch */
DT2UD(-4.0,0,S_OK,26,12,1899,0,0,0,0,2,360);
/* Numerical oddity: for 0.0 < x < 1.0, x and -x represent the same datetime */
todo_wine DT2UD(-0.25,0,S_OK,30,12,1899,6,0,0,0,6,364);
DT2UD(0.25,0,S_OK,30,12,1899,6,0,0,0,6,364);
}
@ -1686,6 +1689,9 @@ static void test_VarDateFromUdate(void)
}
/* This just demostrates the non-linear nature of values prior to the epoch */
UD2T(26,12,1899,0,0,0,0,2,360,0,S_OK,-4.0);
/* for DATE values 0.0 < x < 1.0, x and -x represent the same datetime */
/* but when converting to DATE, prefer the positive versions */
UD2T(30,12,1899,6,0,0,0,6,364,0,S_OK,0.25);
}
static void test_st2dt(int line, WORD d, WORD m, WORD y, WORD h, WORD mn,