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-rw-r--r--test/functional/ui/multibyte_spec.lua63
1 files changed, 63 insertions, 0 deletions
diff --git a/test/functional/ui/multibyte_spec.lua b/test/functional/ui/multibyte_spec.lua
index 278480ec4f..3e63353ad2 100644
--- a/test/functional/ui/multibyte_spec.lua
+++ b/test/functional/ui/multibyte_spec.lua
@@ -1,6 +1,7 @@
local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local clear = helpers.clear
+local command = helpers.command
local feed = helpers.feed
local feed_command = helpers.feed_command
local insert = helpers.insert
@@ -120,3 +121,65 @@ describe("multibyte rendering", function()
end)
end)
+describe('multibyte rendering: statusline', function()
+ local screen
+
+ before_each(function()
+ clear()
+ screen = Screen.new(40, 4)
+ screen:attach()
+ command('set laststatus=2')
+ end)
+
+ after_each(function()
+ screen:detach()
+ end)
+
+ it('last char shows (multibyte)', function()
+ command('set statusline=你好')
+ screen:expect([[
+ ^ |
+ ~ |
+ 你好 |
+ |
+ ]])
+ end)
+ it('last char shows (single byte)', function()
+ command('set statusline=abc')
+ screen:expect([[
+ ^ |
+ ~ |
+ abc |
+ |
+ ]])
+ end)
+ it('unicode control points', function()
+ command('set statusline=Ÿ')
+ screen:expect([[
+ ^ |
+ ~ |
+ <9f> |
+ |
+ ]])
+ end)
+ it('MAX_MCO (6) unicode combination points', function()
+ command('set statusline=o̸⃯ᷰ⃐⃧⃝')
+ -- o + U+1DF0 + U+20EF + U+0338 + U+20D0 + U+20E7 + U+20DD
+ screen:expect([[
+ ^ |
+ ~ |
+ o̸⃯ᷰ⃐⃧⃝ |
+ |
+ ]])
+ end)
+ it('non-printable followed by MAX_MCO unicode combination points', function()
+ command('set statusline=Ÿ̸⃯ᷰ⃐⃧⃝')
+ -- U+9F + U+1DF0 + U+20EF + U+0338 + U+20D0 + U+20E7 + U+20DD
+ screen:expect([[
+ ^ |
+ ~ |
+ <9f><1df0><20ef><0338><20d0><20e7><20dd>|
+ |
+ ]])
+ end)
+end)