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Fix #3909. SUMPRODUCT is mishandling multi-row ranges. In Calculation/Calculation,
checkMatrixOperands
will often resize its operands. When it does so, it needs to recalculate the dimensions of each. This fixes the reported problem.Likely cause was PR #3260. That ticket noted the poor coverage of the code being replaced. Tests of the problem in this ticket were absent and are now added. Despite this, I note that
resizeMatricesShrink
is virtually uncovered, andresizeMatricesExpand
has substantial gaps in its coverage. I have covered some, but not all, of the Expand gaps. I am struggling to come up with examples to fill its remaining gaps and those for Shrink. However, I will merge this fix in about a week even if I don't succeed.This is:
Checklist:
Why this change is needed?
Provide an explanation of why this change is needed, with links to any Issues (if appropriate).
If this is a bugfix or a new feature, and there are no existing Issues, then please also create an issue that will make it easier to track progress with this PR.