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-rw-r--r--test/type_inference/init.lua34
1 files changed, 34 insertions, 0 deletions
diff --git a/test/type_inference/init.lua b/test/type_inference/init.lua
index 91fc0eb8..97d684dc 100644
--- a/test/type_inference/init.lua
+++ b/test/type_inference/init.lua
@@ -1656,3 +1656,37 @@ end
x = '1'
x = 1
]]
+
+TEST 'integer?' [[
+---@type integer?
+local <?x?>
+]]
+
+TEST 'integer?' [[
+---@type integer?
+local x
+
+if <?x?> then
+ print(x)
+end
+]]
+
+TEST 'integer' [[
+---@type integer?
+local x
+
+if x then
+ print(<?x?>)
+end
+]]
+
+TEST 'integer?' [[
+---@type integer?
+local x
+
+if x then
+ print(x)
+end
+
+print(<?x?>)
+]]