Create a function fo reload the plugin. Fix setting of mediwiki syntax.

Also adds a few additional link creation tests.

test/link_creation.vader

@@ -5,6 +5,11 @@ Given vimwiki (Text that is not a wikilink):
   www.google.com
   https://www.google.com
   multiple words
+  let's
+  let's
+  file.wiki
+  file.md
+  file.mw
 
 Execute (Set syntax to default):
   call SetSyntax('default')
@@ -20,12 +25,28 @@ Do (Create links default syntax):
   j
   v$
   \<Enter>
+  j
+  v$
+  \<Enter>
+  j
+  \<Enter>
+  j
+  \<Enter>
+  j
+  \<Enter>
+  j
+  \<Enter>
 
 Expect (Vimwiki links):
   [[test]]
   [[www.google.com]]
   [[https://www.google.com]]
   [[multiple words]]
+  [[let's]]
+  [[let]]'s
+  [[file.wiki]]
+  [[file.md]]
+  [[file.mw]]
 
 Execute (Set syntax to markdown):
   call SetSyntax('markdown')
@@ -41,15 +62,31 @@ Do (Create links markdown syntax):
   j
   v$
   \<Enter>
+  j
+  v$
+  \<Enter>
+  j
+  \<Enter>
+  j
+  \<Enter>
+  j
+  \<Enter>
+  j
+  \<Enter>
 
 Expect (Markdown links):
   [test](test)
   [www.google.com](www.google.com)
   [https://www.google.com](https://www.google.com)
   [multiple words](multiple words)
+  [let's](let's)
+  [let](let)'s
+  [file wiki](file.wiki)
+  [file](file.md)
+  [file mw](file.mw)
 
 Execute (Set syntax to mediawiki):
-  call SetSyntax('mediawiki')
+  call SetSyntax('media')
 
 Do (Create links mediawiki syntax):
   \<Enter>
@@ -62,11 +99,27 @@ Do (Create links mediawiki syntax):
   j
   v$
   \<Enter>
+  j
+  v$
+  \<Enter>
+  j
+  \<Enter>
+  j
+  \<Enter>
+  j
+  \<Enter>
+  j
+  \<Enter>
 
 Expect (Mediawiki links):
   [[test]]
   [[www.google.com]]
   [[https://www.google.com]]
   [[multiple words]]
+  [[let's]]
+  [[let]]'s
+  [[file.wiki]]
+  [[file.md]]
+  [[file.mw]]
 
 Include: vader_teardown.vader

test/tabnext_delay.vader

@@ -1,13 +1,8 @@
-Before (Setup):
+Include: vader_setup.vader
+
+Execute (Set fold method):
   let g:vimwiki_folding = 'expr:quick'
-
-  " clear mappings so plugin can be reloaded
-  " this is needed if running manually multiple times
-  nmapclear
-
-  " reload the plugin to set the fold method
-  unlet g:loaded_vimwiki
-  source plugin/vimwiki.vim
+  call ReloadVimwiki()
 
 Execute (Expect < 0.5 second delay: Issue #580):
   " prep
@@ -29,3 +24,9 @@ Execute (Expect < 0.5 second delay: Issue #580):
   " verify
   Log 'Elapsed time = ' . string(end)
   Assert end < 0.5, 'Took longer than expected: ' . string(end) . ' seconds'
+
+Execute (Reset variables):
+  let g:vimwiki_folding = ''
+  call ReloadVimwiki()
+
+Include: vader_teardown.vader

test/vader_setup.vader

@@ -9,10 +9,11 @@ Before (Define functions):
       let ext = 'wiki'
     elseif a:vw_syn ==# 'markdown'
       let ext = 'md'
-    elseif a:vw_syn ==# 'mediawiki'
+    elseif a:vw_syn ==# 'media'
       let ext = 'mw'
     else
-      Log 'Inavlid syntax ' . a:vw_syn . ' in SetSyntax()'
+      Log 'ERROR: Invalid syntax "' . a:vw_syn . '" in SetSyntax()'
+      Log 'NOTE: function only accepts "media" for setting mediawiki syntax'
       return
     endif
     let path = expand('%:p:h')
@@ -23,4 +24,17 @@ Before (Define functions):
     call vimwiki#vars#add_temporary_wiki(new_temp_wiki_settings)
     call vimwiki#vars#set_bufferlocal('wiki_nr', g:wiki_nr)
     let g:wiki_nr += 1
+
+    " verify syntax was set correctly
+    Assert vimwiki#vars#get_wikilocal('syntax') ==# a:vw_syn, 'ERROR: Vimwiki syntax not set correctly.'
+  endfunction
+
+  " reload plugin to change settings
+  function! ReloadVimwiki()
+    " clear mappings so plugin can be reloaded
+    " this is needed if running manually multiple times
+    nmapclear
+  
+    unlet g:loaded_vimwiki
+    source plugin/vimwiki.vim
   endfunction

test/vader_teardown.vader

@@ -1,3 +1,4 @@
 Execute (Cleanup):
   delfunction SetSyntax
+  delfunction ReloadVimwiki
   unlet g:wiki_nr