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Diffstat (limited to 'test/test_nvim_api_highlight.vader')
| -rw-r--r-- | test/test_nvim_api_highlight.vader | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/test/test_nvim_api_highlight.vader b/test/test_nvim_api_highlight.vader new file mode 100644 index 00000000..829c3ad7 --- /dev/null +++ b/test/test_nvim_api_highlight.vader @@ -0,0 +1,160 @@ +Before: + Save g:ale_enabled + Save g:ale_set_signs + + let g:nvim_buf_clear_namespace_calls = [] + let g:nvim_buf_add_highlight_calls = [] + + call ale#test#SetDirectory('/testplugin/test/highlight') + call ale#test#SetFilename('dummy.txt') + + runtime autoload/ale/highlight.vim + + let g:ale_set_signs = 1 + let g:ale_enabled = 1 + let b:ale_nvim_highlight_id = 42 + let b:ale_highlight_items = [] + + function! ale#highlight#nvim_buf_clear_namespace(...) abort + call add(g:nvim_buf_clear_namespace_calls, a:000) + endfunction + + function! ale#highlight#nvim_buf_add_highlight(...) abort + call add(g:nvim_buf_add_highlight_calls, a:000) + return 42 " returns namespace id + endfunction + +After: + Restore + + unlet! b:ale_enabled + unlet! b:ale_nvim_highlight_id + unlet! b:ale_highlight_items + + unlet! g:nvim_buf_clear_namespace_calls + unlet! g:nvim_buf_add_highlight_calls + + call ale#test#RestoreDirectory() + call ale#linter#Reset() + + runtime autoload/ale/highlight.vim + +Given foobar (Some imaginary filetype): + <contents> + +Execute(Check usage of nvim_buf_clear_namespace): + if ale#highlight#HasNeovimApi() + call ale#highlight#SetHighlights(bufnr(''), []) + + AssertEqual 1, len(g:nvim_buf_clear_namespace_calls) + AssertEqual + \ [[bufnr(''), 42, 0, -1]], + \ g:nvim_buf_clear_namespace_calls + endif + +Execute(Check usage of nvim_buf_add_highlight / single char): + if ale#highlight#HasNeovimApi() + call ale#highlight#SetHighlights(bufnr(''), [ + \ { + \ 'bufnr': bufnr(''), + \ 'type': 'E', + \ 'lnum': 2, + \ 'col': 4, + \ } + \]) + + " Highlights are cleared on update + AssertEqual 1, len(g:nvim_buf_clear_namespace_calls) + AssertEqual [[bufnr(''), 42, 0, -1]], g:nvim_buf_clear_namespace_calls + + " Should highlight a single char by lnum, col + AssertEqual 1, len(g:nvim_buf_add_highlight_calls) + AssertEqual + \ [[bufnr(''), 42, 'ALEError', 1, 3, 4]], + \ g:nvim_buf_add_highlight_calls + endif + +Execute(Check usage of nvim_buf_add_highlight / single line span): + if ale#highlight#HasNeovimApi() + call ale#highlight#SetHighlights(bufnr(''), [ + \ { + \ 'bufnr': bufnr(''), + \ 'type': 'E', + \ 'lnum': 2, + \ 'col': 4, + \ 'end_lnum': 2, + \ 'end_col': 10, + \ } + \]) + + " Highlights are cleared on update + AssertEqual 1, len(g:nvim_buf_clear_namespace_calls) + AssertEqual [[bufnr(''), 42, 0, -1]], g:nvim_buf_clear_namespace_calls + + " Should highlight a span between col and end_col on lnum + AssertEqual 1, len(g:nvim_buf_add_highlight_calls) + AssertEqual + \ [[bufnr(''), 42, 'ALEError', 1, 3, 10]], + \ g:nvim_buf_add_highlight_calls + endif + +Execute(Check usage of nvim_buf_add_highlight / multiple lines span): + if ale#highlight#HasNeovimApi() + call ale#highlight#SetHighlights(bufnr(''), [ + \ { + \ 'bufnr': bufnr(''), + \ 'type': 'E', + \ 'lnum': 2, + \ 'col': 4, + \ 'end_lnum': 5, + \ 'end_col': 10, + \ } + \]) + + " Highlights are cleared on update + AssertEqual 1, len(g:nvim_buf_clear_namespace_calls) + AssertEqual [[bufnr(''), 42, 0, -1]], g:nvim_buf_clear_namespace_calls + + " Should highlight all lines from lnum till end_lnum + AssertEqual 4, len(g:nvim_buf_add_highlight_calls) + AssertEqual + \ [ + \ [bufnr(''), 42, 'ALEError', 1, 3, -1], + \ [bufnr(''), 42, 'ALEError', 2, 0, -1], + \ [bufnr(''), 42, 'ALEError', 3, 0, -1], + \ [bufnr(''), 42, 'ALEError', 4, 0, 10] + \ ], + \ g:nvim_buf_add_highlight_calls + endif + +Execute(Check usage of nvim_buf_add_highlight / line highights): + let g:ale_set_signs = 0 + + if ale#highlight#HasNeovimApi() + call ale#highlight#SetHighlights(bufnr(''), [ + \ { + \ 'bufnr': bufnr(''), + \ 'type': 'E', + \ 'lnum': 2, + \ 'col': 4, + \ 'end_lnum': 5, + \ 'end_col': 10, + \ } + \]) + + " Highlights are cleared on update + AssertEqual 1, len(g:nvim_buf_clear_namespace_calls) + AssertEqual [[bufnr(''), 42, 0, -1]], g:nvim_buf_clear_namespace_calls + + " Now the last highlight should be put on the entire line + AssertEqual 5, len(g:nvim_buf_add_highlight_calls) + AssertEqual + \ [ + \ [bufnr(''), 42, 'ALEError', 1, 3, -1], + \ [bufnr(''), 42, 'ALEError', 2, 0, -1], + \ [bufnr(''), 42, 'ALEError', 3, 0, -1], + \ [bufnr(''), 42, 'ALEError', 4, 0, 10], + \ [bufnr(''), 42, 'ALEErrorLine', 1, 0, -1] + \ ], + \ g:nvim_buf_add_highlight_calls + endif |