Fix #604 - Support highlights spanning many lines

1 files changed, 26 insertions, 0 deletions

diff --git a/test/test_highlight_placement.vader b/test/test_highlight_placement.vader
index a728fce0..6764dffe 100644
--- a/test/test_highlight_placement.vader
+++ b/test/test_highlight_placement.vader
@@ -31,6 +31,8 @@ Before:
   highlight link SomeOtherGroup SpellBad
 
 After:
+  unlet! g:items
+
   delfunction GenerateResults
   call ale#linter#Reset()
   let g:ale_buffer_info = {}
@@ -173,3 +175,27 @@ Execute(Higlight end columns should set an appropriate size):
   \   {'group': 'ALEInfo', 'id': 23, 'priority': 10, 'pos1': [7, 1, 1]},
   \ ],
   \ getmatches()
+
+Execute(Highlighting should support errors spanning many lines):
+  let g:items = [
+  \ {'bufnr': bufnr(''), 'type': 'E', 'lnum': 1, 'col': 1, 'end_lnum': 10, 'end_col': 3},
+  \]
+
+  call ale#highlight#SetHighlights(bufnr(''), g:items)
+
+  " We should set 2 highlights for the item, as we can only add 8 at a time.
+  AssertEqual
+  \ [
+  \   {
+  \     'group': 'ALEError', 'id': 24, 'priority': 10, 'pos1': [1, 1, 1073741824],
+  \     'pos2': [2], 'pos3': [3], 'pos4': [4], 'pos5': [5], 'pos6': [6],
+  \     'pos7': [7], 'pos8': [8],
+  \   },
+  \   {
+  \     'group': 'ALEError', 'id': 25, 'priority': 10,
+  \     'pos1': [9], 'pos2': [10, 1, 3]
+  \   },
+  \ ],
+  \ getmatches()
+
+  AssertEqual [[24, 25]], map(copy(g:items), 'v:val.match_id_list')