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-rw-r--r--src/testdir/shared.vim11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/testdir/shared.vim b/src/testdir/shared.vim
index d6033d5811..8042428cf4 100644
--- a/src/testdir/shared.vim
+++ b/src/testdir/shared.vim
@@ -113,7 +113,9 @@ func s:kill_server(cmd)
endif
endfunc
-" Wait for up to a second for "expr" to become true.
+" Wait for up to a second for "expr" to become true. "expr" can be a
+" stringified expression to evaluate, or a funcref without arguments.
+"
" Return time slept in milliseconds. With the +reltime feature this can be
" more than the actual waiting time. Without +reltime it can also be less.
func WaitFor(expr, ...)
@@ -124,8 +126,13 @@ func WaitFor(expr, ...)
else
let slept = 0
endif
+ if type(a:expr) == v:t_func
+ let Test = a:expr
+ else
+ let Test = {-> eval(a:expr) }
+ endif
for i in range(timeout / 10)
- if eval(a:expr)
+ if Test()
if has('reltime')
return float2nr(reltimefloat(reltime(start)) * 1000)
endif