From 933d60bc2356c1e22b8dbf8f8847c5323bc1f7a7 Mon Sep 17 00:00:00 2001
From: ZyX <kp-pav@yandex.ru>
Date: Sat, 1 Apr 2017 11:07:08 +0300
Subject: unittests: Do not hang when error message is too long

---
 test/unit/helpers.lua       |  4 ++--
 test/unit/testtest_spec.lua | 13 +++++++++++++
 2 files changed, 15 insertions(+), 2 deletions(-)
 create mode 100644 test/unit/testtest_spec.lua

(limited to 'test/unit')

diff --git a/test/unit/helpers.lua b/test/unit/helpers.lua
index f4e6194fc7..74b5b4e8bd 100644
--- a/test/unit/helpers.lua
+++ b/test/unit/helpers.lua
@@ -554,8 +554,6 @@ local function gen_itp(it)
         end
       else
         sc.close(wr)
-        sc.wait(child_pid)
-        child_pid = nil
         local function check()
           local res = sc.read(rd, 2)
           eq(2, #res)
@@ -570,6 +568,8 @@ local function gen_itp(it)
           assert.just_fail(err)
         end
         local err, emsg = pcall(check)
+        sc.wait(child_pid)
+        child_pid = nil
         sc.close(rd)
         if not err then
           if allow_failure then
diff --git a/test/unit/testtest_spec.lua b/test/unit/testtest_spec.lua
new file mode 100644
index 0000000000..2397081b09
--- /dev/null
+++ b/test/unit/testtest_spec.lua
@@ -0,0 +1,13 @@
+local helpers = require('test.unit.helpers')(after_each)
+local assert = require('luassert')
+local itp = helpers.gen_itp(it)
+
+-- All of the below tests must fail. Check how exactly they fail.
+if os.getenv('NVIM_TEST_RUN_TESTTEST') ~= '1' then
+  return
+end
+describe('test code', function()
+  itp('does not hang when working with lengthy errors', function()
+    assert.just_fail(('x'):rep(65536))
+  end)
+end)
-- 
cgit