patch 8.1.0746: highlighting not updated with conceal and 'cursorline'
Problem: Highlighting not updated with conceal and 'cursorline'. (Jason
Franklin)
Solution: Do not use a zero line number. Check if 'conceallevel' is set for
the current window.
diff --git a/src/testdir/test_conceal.vim b/src/testdir/test_conceal.vim
index 4a053875..685c891 100644
--- a/src/testdir/test_conceal.vim
+++ b/src/testdir/test_conceal.vim
@@ -109,3 +109,28 @@
call StopVimInTerminal(buf)
call delete('XTest_conceal')
endfunc
+
+func Test_conceal_with_cursorline()
+ " Opens a help window, where 'conceal' is set, switches to the other window
+ " where 'cursorline' needs to be updated when the cursor moves.
+ call writefile([
+ \ 'set cursorline',
+ \ 'normal othis is a test',
+ \ 'new',
+ \ 'call setline(1, ["one", "two", "three", "four", "five"])',
+ \ 'set ft=help',
+ \ 'normal M',
+ \ ], 'XTest_conceal_cul')
+ let buf = RunVimInTerminal('-S XTest_conceal_cul', {})
+ call VerifyScreenDump(buf, 'Test_conceal_cul_01', {})
+
+ call term_sendkeys(buf, ":wincmd w\r")
+ call VerifyScreenDump(buf, 'Test_conceal_cul_02', {})
+
+ call term_sendkeys(buf, "k")
+ call VerifyScreenDump(buf, 'Test_conceal_cul_03', {})
+
+ " clean up
+ call StopVimInTerminal(buf)
+ call delete('XTest_conceal_cul')
+endfunc