Added index_manual_test.vim

Author: ubaldot

test/index_manual_test.vim

@@ -0,0 +1,23 @@
+vim9script
+
+message clear
+
+def g:Foo()
+  echom "Fatto!"
+enddef
+
+var test = [
+  ["file", 'C:\Users\yt75534\vimfiles\plugins\vim-markdown-extras\testfile.md'],
+  ["link", 'https://example.com'],
+  ["func", "function('g:Cazzo')"],
+  ["empty", ""],
+  ["wrong_type", 12234],
+  ["func_lambda", string(() => 'echo "ECCOLA!"')],
+]
+
+var test_safe = [
+  ["file", 'C:\Users\yt75534\vimfiles\plugins\vim-markdown-extras\testfile.md'],
+  ["link", 'https://example.com'],
+  ["global_func", "function('g:Foo')"],
+]
+execute  $"MDEIndex {test_safe}"