test(lua): add .olean corrupted file tests

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>

tests/lua/extra.lua

@@ -6,6 +6,6 @@ function check_error(f)
     if ok then
        error("unexpected success...")
     else
-       print("caught expected error: ", msg)
+       print("caught expected error: ", msg:what())
     end
 end

tests/lua/mod3.lua

@@ -0,0 +1,3 @@
+local env = environment()
+env = add_decl(env, mk_var_decl("A", Type))
+env:export("mod3_mod.olean")

tests/lua/mod3b.lua

@@ -0,0 +1,16 @@
+check_error(function()
+               local env = import_modules("mod3_corrupted1")
+            end
+)
+check_error(function()
+               local env = import_modules("mod3_corrupted2")
+            end
+)
+check_error(function()
+               local env = import_modules("mod3_corrupted3")
+            end
+)
+check_error(function()
+               local env = import_modules("mod3_corrupted4")
+            end
+)