1 files changed, 84 insertions, 0 deletions
diff --git a/test/diagnostics/inject-field.lua b/test/diagnostics/inject-field.lua
new file mode 100644
index 00000000..9bb0f8fc
--- /dev/null
+++ b/test/diagnostics/inject-field.lua
@@ -0,0 +1,84 @@
+TEST [[
+---@class Class
+local m = {}
+
+m.xx = 1 -- OK
+
+---@type Class
+local m
+
+m.xx = 1 -- OK
+m.<!yy!> = 1 -- Warning
+]]
+
+TEST [[
+---@class Class
+local m = {}
+
+m.xx = 1 -- OK
+
+---@class Class
+local m
+
+m.xx = 1 -- OK
+m.yy = 1 -- OK
+]]
+
+TEST [[
+---@type { xx: number }
+local m
+
+m.xx = 1 -- OK
+m.<!yy!> = 1 -- Warning
+]]
+
+TEST [[
+---@type { xx: number, [any]: any }
+local m
+
+m.xx = 1 -- OK
+m.yy = 1 -- OK
+]]
+
+TEST [[
+---@class Class
+---@field x number
+
+---@type Class
+local t
+
+t.x = 1 -- OK
+t.<!y!> = 2 -- Warning
+]]
+
+TEST [[
+---@class Class
+---@field x number
+---@field [any] any
+
+---@type Class
+local t
+
+t.x = 1 -- OK
+t.y = 2 -- OK
+]]
+
+
+TEST [[
+---@class (exact) Class
+---@field x number
+local m = {
+    x = 1, -- OK
+    <!y!> = 2, -- Warning
+}
+
+m.x = 1 -- OK
+m.<!y!> = 2 -- Warning
+
+function m:init() -- OK
+    self.x = 1 -- OK
+    self.<!y!> = 2 -- Warning
+    function self:<!xx!>() -- Warning
+    end
+end
+]]