tdf#121963: Add unittest

Change-Id: I33435643d1f4c0af8c846094f9f40845d6327b60
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/88627
Tested-by: Jenkins
Reviewed-by: Xisco FaulĂ­ <xiscofauli@libreoffice.org>
diff --git a/sc/qa/unit/data/ods/tdf121963.ods b/sc/qa/unit/data/ods/tdf121963.ods
new file mode 100644
index 0000000..1bd3e75
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+++ b/sc/qa/unit/data/ods/tdf121963.ods
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