Add tests for the interpolation code. These are not yet exhaustive but do provide 100% coverage, so they should catch breakages. With these tests in place, refining interpolation behaviour will be easier going forward. The following are still under-tested/unsupported:
Interpolation with 1D axes (not enough info to interpolate)
Add tests for the interpolation code. These are not yet exhaustive but do provide 100% coverage, so they should catch breakages. With these tests in place, refining interpolation behaviour will be easier going forward. The following are still under-tested/unsupported: