func TestRequestDto(t *testing.T) {
    testCases := []struct {
        desc   string
        input  GetCategoryRequestDto
        expect error
    }{
        {
            desc: "is valid dto",
            input: GetCategoryRequestDto{
                ID: "00000000-0000-0000-1000-000000000000",
            },
            expect: nil,
        },
        {
            desc: "not valid dto: ID is not uuid",
            input: GetCategoryRequestDto{
                ID: "00000000-0000-0000-1000",
            },
            expect: InvalidUUIDErr,
        },
    }
    for _, tc := range testCases {
        t.Run(tc.desc, func(t *testing.T) {
            got := tc.input.Validate()
            if !errors.Is(got, tc.expect) {
                t.Errorf("Incorrected result. Expect %s, got nil", tc.expect)
            }
        })
    }
}