Function TEST

test/unit/StreamingTest.cpp:48–108

This test depends on stages being executed in the order that they were added to each parent. If you change order, things will break.

// This test depends on stages being executed in the order that they were
// added to each parent.  If you change order, things will break.
TEST(Streaming, filter)
{
    Options ro1;
    ro1.add("bounds", BOX3D(0, 0, 0, 99, 99, 99));
    ro1.add("mode", "ramp");
    ro1.add("count", 100);
    FauxReader r1;
    r1.setOptions(ro1);

    Options ro2;
    ro2.add("bounds", BOX3D(100, 100, 100, 199, 199, 199));
    ro2.add("mode", "ramp");
    ro2.add("count", 100);
    FauxReader r2;
    r2.setOptions(ro2);

    Options ro3;
    ro3.add("bounds", BOX3D(200, 200, 200, 299, 299, 299));
    ro3.add("mode", "ramp");
    ro3.add("count", 100);
    FauxReader r3;
    r3.setOptions(ro3);

    Options ro4;
    ro4.add("bounds", BOX3D(300, 300, 300, 399, 399, 399));
    ro4.add("mode", "ramp");
    ro4.add("count", 100);
    FauxReader r4;
    r4.setOptions(ro4);

    MergeFilter m1;
    m1.setInput(r1);
    m1.setInput(r2);

    MergeFilter m2;
    m2.setInput(r3);
    m2.setInput(r4);

    MergeFilter m3;
    m3.setInput(m1);
    m3.setInput(m2);

    StreamCallbackFilter f;
    int cnt = 0;
    auto cb = [&cnt](PointRef& point)
    {
        static int x(0), y(0), z(0);
        EXPECT_EQ(point.getFieldAs<int>(Dimension::Id::X), x++);
        EXPECT_EQ(point.getFieldAs<int>(Dimension::Id::Y), y++);
        EXPECT_EQ(point.getFieldAs<int>(Dimension::Id::Z), z++);
        cnt++;
        return true;
    };
    f.setCallback(cb);
    f.setInput(m3);

    FixedPointTable t(20);
    f.prepare(t);