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[difference] change in testcase, fix for MSVC, enabled for other compilers.

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enabled for all FP types
This commit is contained in:
Barend Gehrels
2014-06-19 22:07:32 +02:00
parent 52c41b9d34
commit 289a982d89
1 changed files with 11 additions and 21 deletions
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32
test/algorithms/difference.cpp
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@@ -98,7 +98,6 @@ void test_all()
test_areal_linear<polygon, linestring>();
test_one<polygon, polygon, polygon>("simplex_normal",
simplex_normal[0], simplex_normal[1],
3, 12, 2.52636706856656,
@@ -327,29 +326,20 @@ void test_all()
1, 11, 3370866.2295081965,
1, 5, 384.2295081964694, 0.01);
#ifdef _MSC_VER
// 2011-07-02
// 2011-07-02 / 2014-06-19
// Interesting FP-precision case.
// sql server gives: 6.62295817619452E-05
// PostGIS gives: 0.0 (no output)
// Boost.Geometry gives results depending on FP-type, and compiler, and operating system.
// For double, it is zero (skipped). On gcc/Linux, for float either.
// Because we cannot predict this, we only test for MSVC
if (boost::is_same<ct, double>::value
#if defined(HAVE_TTMATH)
|| boost::is_same<ct, ttmath_big>::value
#endif
)
{
test_one<polygon, polygon, polygon>("ggl_list_20110627_phillip",
ggl_list_20110627_phillip[0], ggl_list_20110627_phillip[1],
if_typed_tt<ct>(1, 0), -1,
if_typed_tt<ct>(0.0000000000001105367, 0.0),
1, -1, 3577.40960816756,
0.01
);
}
#endif
// Boost.Geometry gave results depending on FP-type, and compiler, and operating system.
// Since rescaling to integer results are equal w.r.t. compiler/FP type,
// however, some long spikes are still generated in the resulting difference
test_one<polygon, polygon, polygon>("ggl_list_20110627_phillip",
ggl_list_20110627_phillip[0], ggl_list_20110627_phillip[1],
1, -1,
if_typed_tt<ct>(0.0000000000001105367, 0.00021401892),
1, -1, 3577.40960816756,
0.01
);
// Ticket 8310, one should be completely subtracted from the other.
test_one<polygon, polygon, polygon>("ticket_8310a",