-- Unit tests
return {
    main = {
        options = {
            mode       = 'invocation'
        },
        tests = {
        --  { Parameters, Expected result }
            { 'Some spoiler', 'TBD' },
            { 'Some spoiler|Custom show message', 'TBD' },
            { 'Some spoiler||Custom hide message', 'TBD' },
            { 'Some spoiler|Custom show message|Custom hide message', 'TBD' },
            { 'Some spoiler|[[#|self-linked show message]]|[[#|self-linked hide message]]', 'TBD' },
            { '', '' }
        }
    }
}