Examples with VirtualColumns io.druid.segment.VirtualColumns used on opensource projects

Example 6 with VirtualColumns

use of io.druid.segment.VirtualColumns in project druid by druid-io.

the class VirtualColumnsTest method testMakeSelectorsWithDotSupportBaseNameOnly.

@Test
public void testMakeSelectorsWithDotSupportBaseNameOnly() {
    final VirtualColumns virtualColumns = makeVirtualColumns();
    final ObjectColumnSelector objectSelector = virtualColumns.makeObjectColumnSelector("foo", null);
    final DimensionSelector dimensionSelector = virtualColumns.makeDimensionSelector(new DefaultDimensionSpec("foo", "x"), null);
    final FloatColumnSelector floatSelector = virtualColumns.makeFloatColumnSelector("foo", null);
    final LongColumnSelector longSelector = virtualColumns.makeLongColumnSelector("foo", null);
    Assert.assertEquals(-1L, objectSelector.get());
    Assert.assertEquals("-1", dimensionSelector.lookupName(dimensionSelector.getRow().get(0)));
    Assert.assertEquals(-1.0f, floatSelector.get(), 0.0f);
    Assert.assertEquals(-1L, longSelector.get());
}