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18 lines
245 B
18 lines
245 B
3 years ago
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pub fn add_two(a: i32) -> i32 {
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internal_adder(a, 2)
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}
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fn internal_adder(a: i32, b: i32) -> i32 {
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a + b
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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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assert_eq!(4, internal_adder(2, 2));
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}
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}
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