Actually run the tests

src/macros.jl

@@ -1006,7 +1006,7 @@ Returns a new variable.
 
 Extensions should define a method with additional positional arguments to
 dispatch the call to a different method. The return type should only depend on
-the positional arguments for [`variable_type`](@ref) to make sense.
+the positional arguments for `variable_type` to make sense.
 
 As an example, `@variable(model, x, foo)` foo will call
 `build_variable(_error, info, foo)`

test/macros.jl

@@ -732,14 +732,15 @@ end
     end
 
     @testset "unrecognized_variable_type" begin
+        model = Model()
         err = ErrorException(
             "In `@variable(model, x, 2, variable_type = 1)`: Unrecognized " *
             "arguments: 2, 1. (You may have passed these as positional " *
             "arguments, or as a keyword value to `variable_type`.)\n\nIf " *
             "you're trying to create a JuMP extension, you need to implement " *
             "`build_variable`."
         )
-        @test_macro_throws(err, @variable(model, x, 2, variable_type = 1))
+        @test_throws_strip err @variable(model, x, 2, variable_type = 1)
     end
 end