Remove deprecated test for removed method

Just removed a test for a method which has been removed and fixed some
other tests related to the metric refactoring.

Signed-off-by: Konrad Reiche <konrad.reiche@gmail.com>
Fix view for the intrinsic precision

Just some small bug fixes, accessing the metric results with the actual
identifier.

Signed-off-by: Konrad Reiche <konrad.reiche@gmail.com>