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[core] Check for NaNs in EdgeInsets

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Bruno de Oliveira Abinader
2016-03-08 23:45:57 +02:00
parent e8d1276bb1
commit b33b2f1515
4 changed files with 53 additions and 19 deletions
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38
test/map/transform.cpp
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@@ -182,7 +182,7 @@ TEST(Transform, ConstrainHeightOnly) {
transform.setLatLng(LatLngBounds::world().southwest());
loc = transform.getLatLng();
ASSERT_NEAR(-util::LATITUDE_MAX, loc.latitude, 0.001);
ASSERT_NEAR(-util::LONGITUDE_MAX, loc.longitude, 0.001);
ASSERT_NEAR(util::LONGITUDE_MAX, std::abs(loc.longitude), 0.001);
transform.setLatLng(LatLngBounds::world().northeast());
loc = transform.getLatLng();
@@ -253,8 +253,14 @@ TEST(Transform, Padding) {
});
EdgeInsets padding;
padding.top = 0;
ASSERT_FALSE(bool(padding));
padding.top = NAN;
ASSERT_FALSE(bool(padding));
padding.top = 1000.0 / 2.0;
ASSERT_GT(padding.top, 0);
ASSERT_TRUE(bool(padding));
const LatLng shiftedCenter = transform.getLatLng(padding);
@@ -263,3 +269,31 @@ TEST(Transform, Padding) {
ASSERT_DOUBLE_EQ(manualShiftedCenter.latitude, shiftedCenter.latitude);
ASSERT_DOUBLE_EQ(manualShiftedCenter.longitude, shiftedCenter.longitude);
}
TEST(Transform, MoveBy) {
MockView view;
Transform transform(view, ConstrainMode::HeightOnly);
transform.resize({{ 1000, 1000 }});
transform.setLatLngZoom({ 0, 0 }, 10);
LatLng trueCenter = transform.getLatLng();
ASSERT_DOUBLE_EQ(0, trueCenter.latitude);
ASSERT_DOUBLE_EQ(0, trueCenter.longitude);
ASSERT_DOUBLE_EQ(10, transform.getZoom());
for (uint8_t x = 0; x < 20; ++x) {
bool odd = x % 2;
bool forward = x % 10;
LatLng coordinate = transform.screenCoordinateToLatLng({ odd ? 400. : 600., forward ? 400. : 600 });
transform.moveBy({ odd ? 100. : -100., forward ? 100. : -100 });
trueCenter = transform.getLatLng();
ASSERT_NEAR(coordinate.latitude, trueCenter.latitude, 0.0001);
ASSERT_NEAR(coordinate.longitude, trueCenter.longitude, 0.0001);
}
// We have ~1.1 precision loss for each coordinate for 20 rounds of moveBy.
ASSERT_NEAR(0, trueCenter.latitude, 1.1);
ASSERT_NEAR(0, trueCenter.longitude, 1.1);
}