add add_footnote_adv (temp name) for html table
diff --git a/tests/visual_tests/add_footnote_pdf.Rmd b/tests/visual_tests/add_footnote_pdf.Rmd
index 491248a..86bb0af 100644
--- a/tests/visual_tests/add_footnote_pdf.Rmd
+++ b/tests/visual_tests/add_footnote_pdf.Rmd
@@ -35,3 +35,15 @@
 kable(dt, format = "latex", longtable = T, booktabs = T) %>%
   add_footnote(c("footnote 1", "footnote 2", "footnote 3"))
 ```
+
+## LaTeX + longtable
+Centered Table + page footnotes
+```{r}
+kable(dt, format = "latex", longtable = T) %>%
+  add_footnote(c("footnote 1", "footnote 2", "footnote 3"))
+```
+
+```{r}
+kable(dt, format = "latex", booktabs = T, longtable = T) %>%
+add_footnote(c("Footnote 1", "Have a good day."), notation = "alphabet")
+```