Robot Framework - Execute JavaScript command not working

I am currently try to run some JavaScript within my robot framework code that creates a new function, and then uses the newly created function to return a value upon calling it. However, when I log the result to the console, I do. It get my desired output. Please help!

The code:

${test}=  Execute Javascript  return function test(){return 1}; test(); Log To Console  ${test}

The console output:

{}