1 files changed, 31 insertions, 0 deletions

diff --git a/test/test_threads_ex_opt.lua b/test/test_threads_ex_opt.lua
new file mode 100644
index 0000000..2e1d715
--- /dev/null
+++ b/test/test_threads_ex_opt.lua
@@ -0,0 +1,31 @@
+local thread_code = function(...)
+  local function assert_equal(name, a, b, ...)
+    if a == b then return b, ... end
+    print(name .. " Fail! Expected `" .. tostring(a) .. "` got `" .. tostring(b) .. "`")
+    os.exit(1)
+  end
+
+  local a,b,c,d,e,f = ...
+  assert_equal("1:", 1       , a )
+  assert_equal("2:", nil     , b )
+  assert_equal("3:", 'hello' , c )
+  assert_equal("4:", nil     , d )
+  assert_equal("5:", 2       , e )
+  assert_equal("6:", nil     , f )
+  assert_equal("#:", 6       , select("#", ...))
+end
+
+local llthreads = require"llthreads.ex"
+
+-- pass `prelude` function that change thread arguments
+local thread = llthreads.new({thread_code, prelude = function(...)
+  return 1, nil, 'hello', ...
+end}, nil, 2, nil)
+
+local a = assert(thread:start())
+
+assert(thread:join())
+
+assert(a == thread)
+
+print("done!")
\ No newline at end of file