add a cool lua repl

lib/lua-repl/t/sync-repl-tests.lua

@@ -0,0 +1,52 @@
+-- vim:foldmethod=marker
+local sync = require 'repl.sync'
+pcall(require, 'luarocks.loader')
+require 'Test.More'
+
+plan(13)
+
+local clone      = sync:clone()
+local resultlist = {}
+
+function clone:lines()
+  local index = 0
+  local function iterator(s)
+    index = index + 1
+    return s[index]
+  end
+
+  return iterator, {
+    'return foo',
+    'return 1',
+    'return "bar"',
+    'return {}',
+    'return 1, 2, 3',
+  }
+end
+
+function clone:showprompt()
+end
+
+function clone:displayresults(results)
+  resultlist[#resultlist + 1] = results
+end
+
+clone:run()
+
+is(#resultlist, 5)
+is(resultlist[1].n, 1)
+is(resultlist[1][1], nil)
+
+is(resultlist[2].n, 1)
+is(resultlist[2][1], 1)
+
+is(resultlist[3].n, 1)
+is(resultlist[3][1], 'bar')
+
+is(resultlist[4].n, 1)
+is(type(resultlist[4][1]), 'table')
+
+is(resultlist[5].n, 3)
+is(resultlist[5][1], 1)
+is(resultlist[5][2], 2)
+is(resultlist[5][3], 3)