1 files changed, 99 insertions, 0 deletions
diff --git a/test/diagnostics/unused-local.lua b/test/diagnostics/unused-local.lua
new file mode 100644
index 00000000..425f3e1e
--- /dev/null
+++ b/test/diagnostics/unused-local.lua
@@ -0,0 +1,99 @@
+local config = require 'config'
+
+TEST [[
+local <!x!>
+]]
+
+TEST [[
+local y
+local x <close> = y
+]]
+
+TEST [[
+local function x()
+end
+x()
+]]
+
+TEST [[
+return function (x)
+    x.a = 1
+end
+]]
+
+TEST [[
+local <!t!> = {}
+<!t!>.a = 1
+]]
+
+TEST [[
+InstanceName = 1
+Instance = _G[InstanceName]
+]]
+
+TEST [[
+local _ = (''):sub(1, 2)
+]]
+
+TEST [[
+local mt, x
+function mt:m()
+    function x:m()
+    end
+end
+return mt, x
+]]
+
+TEST [[
+local mt = {}
+function mt:f()
+end
+return mt
+]]
+
+TEST [[
+local <!mt!> = {}
+function <!mt!>:f()
+end
+]]
+
+TEST [[
+local <!x!> = {}
+<!x!>.a = 1
+]]
+
+TEST [[
+local <!x!> = {}
+<!x!>['a'] = 1
+]]
+
+TEST [[
+local function f(<!self!>)
+    return 'something'
+end
+f()
+]]
+
+TEST [[
+local function f(var)
+    print(var)
+end
+local var
+f(var)
+]]
+
+TEST [[
+local <!t!> = {}
+<!t!>[1] = 1
+]]
+
+config.add(nil, 'Lua.diagnostics.unusedLocalExclude', 'll_*')
+
+TEST [[
+local <!xx!>
+local ll_1
+local ll_2
+local <!ll!>
+]]
+
+config.remove(nil, 'Lua.diagnostics.unusedLocalExclude', 'll_*')