18 lines
298 B
Rust
18 lines
298 B
Rust
pub fn add_two(a: usize) -> usize {
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internal_adder(a, 2)
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}
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fn internal_adder(left: usize, right: usize) -> usize {
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left + right
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn internal() {
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let result = internal_adder(2, 2);
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assert_eq!(result, 4);
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}
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}
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