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80aba708a4
* Update assignment 2 tests Check the maximum test cases before overflow. * Remove unnecessary newline * Format by rustfmt
262 lines
7.0 KiB
Rust
262 lines
7.0 KiB
Rust
#[cfg(test)]
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mod test {
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use super::super::assignment02::*;
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#[test]
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fn test_fahrenheit() {
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assert_eq!(fahrenheit_to_celsius(32.0), 0.0);
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assert_eq!(fahrenheit_to_celsius(212.0), 100.0);
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}
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#[test]
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fn test_capitalize() {
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assert_eq!(
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capitalize(String::from("aAbbBcccCddddD❤한글과✓")),
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String::from("AABBBCCCCDDDDD❤한글과✓"),
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);
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assert_eq!(capitalize(String::from("Tschüß")), String::from("TSCHüß"));
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}
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#[test]
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fn test_up3() {
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assert_eq!(up3(0), 1);
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assert_eq!(up3(1), 1);
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assert_eq!(up3(6), 9);
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assert_eq!(up3(9), 9);
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assert_eq!(up3(10), 27);
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assert_eq!(up3(1_000_000), 1_594_323);
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assert_eq!(up3(3u64.pow(39).wrapping_add(1)), 3u64.pow(40));
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assert_eq!(up3(3u64.pow(40)), 3u64.pow(40));
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}
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#[test]
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fn test_gcd() {
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assert_eq!(gcd(5, 1), 1);
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assert_eq!(gcd(3, 3), 3);
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assert_eq!(gcd(2, 6), 2);
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assert_eq!(gcd(24, 18), 6);
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assert_eq!(gcd(20, 63), 1);
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assert_eq!(gcd(0, 33), 33);
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}
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#[test]
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fn test_sum_array() {
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assert_eq!(sum_array(&[]), 0);
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assert_eq!(sum_array(&[1]), 1);
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assert_eq!(sum_array(&[1, 2, 3, 4, 5, 100]), 115);
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}
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#[test]
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fn test_chooses() {
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assert_eq!(chooses(0), vec![1]);
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assert_eq!(chooses(1), vec![1, 1]);
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assert_eq!(chooses(5), vec![1, 5, 10, 10, 5, 1]);
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assert_eq!(chooses(6), vec![1, 6, 15, 20, 15, 6, 1]);
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assert_eq!(
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chooses(67),
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vec![
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1,
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67,
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2211,
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47905,
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766480,
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9657648,
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99795696,
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869648208,
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6522361560,
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42757703560,
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247994680648,
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1285063345176,
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5996962277488,
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25371763481680,
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97862516286480,
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345780890878896,
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1123787895356412,
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3371363686069236,
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9364899127970100,
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24151581961607100,
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57963796707857040,
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129728497393775280,
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271250494550621040,
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530707489338171600,
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972963730453314600,
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1673497616379701112,
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2703342303382594104,
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4105075349580976232,
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5864393356544251760,
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7886597962249166160,
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9989690752182277136,
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11923179284862717872,
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13413576695470557606,
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14226520737620288370,
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14226520737620288370,
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13413576695470557606,
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11923179284862717872,
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9989690752182277136,
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7886597962249166160,
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5864393356544251760,
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4105075349580976232,
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2703342303382594104,
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1673497616379701112,
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972963730453314600,
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530707489338171600,
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271250494550621040,
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129728497393775280,
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57963796707857040,
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24151581961607100,
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9364899127970100,
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3371363686069236,
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1123787895356412,
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345780890878896,
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97862516286480,
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25371763481680,
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5996962277488,
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1285063345176,
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247994680648,
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42757703560,
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6522361560,
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869648208,
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99795696,
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9657648,
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766480,
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47905,
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2211,
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67,
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1
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]
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);
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}
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#[test]
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fn test_zip() {
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assert_eq!(zip(vec![1, 2], vec![4, 5]), vec![(1, 4), (2, 5)]);
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assert_eq!(zip(vec![1, 2, 3], vec![4, 5]), vec![(1, 4), (2, 5)]);
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assert_eq!(zip(vec![1, 2], vec![4, 5, 6]), vec![(1, 4), (2, 5)]);
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assert_eq!(zip(vec![], vec![4, 5]), vec![]);
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}
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#[test]
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fn test_fibonacci() {
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assert_eq!(fibonacci(0), 1);
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assert_eq!(fibonacci(1), 1);
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assert_eq!(fibonacci(2), 2);
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assert_eq!(fibonacci(3), 3);
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assert_eq!(fibonacci(4), 5);
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assert_eq!(fibonacci(5), 8);
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assert_eq!(fibonacci(6), 13);
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assert_eq!(fibonacci(7), 21);
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assert_eq!(fibonacci(50), 20365011074);
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assert_eq!(fibonacci(92), 12200160415121876738);
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}
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#[test]
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fn test_lyrics() {
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assert_eq!(twelve_days_of_christmas_lyrics(), LYRICS)
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}
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const LYRICS: &str = r#"On the first day of Christmas, my true love sent to me
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A partridge in a pear tree
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On the second day of Christmas, my true love sent to me
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Two turtledoves
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And a partridge in a pear tree
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On the third day of Christmas, my true love sent to me
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Three French hens
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Two turtledoves
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And a partridge in a pear tree
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On the fourth day of Christmas, my true love sent to me
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Four calling birds
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Three French hens
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Two turtledoves
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And a partridge in a pear tree
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On the fifth day of Christmas, my true love sent to me
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Five gold rings (five golden rings)
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Four calling birds
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Three French hens
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Two turtledoves
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And a partridge in a pear tree
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On the sixth day of Christmas, my true love sent to me
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Six geese a-laying
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Five gold rings (five golden rings)
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Four calling birds
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Three French hens
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Two turtledoves
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And a partridge in a pear tree
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On the seventh day of Christmas, my true love sent to me
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Seven swans a-swimming
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Six geese a-laying
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Five gold rings (five golden rings)
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Four calling birds
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Three French hens
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Two turtledoves
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And a partridge in a pear tree
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On the eighth day of Christmas, my true love sent to me
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Eight maids a-milking
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Seven swans a-swimming
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Six geese a-laying
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Five gold rings (five golden rings)
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Four calling birds
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Three French hens
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Two turtledoves
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And a partridge in a pear tree
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On the ninth day of Christmas, my true love sent to me
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Nine ladies dancing
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Eight maids a-milking
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Seven swans a-swimming
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Six geese a-laying
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Five gold rings (five golden rings)
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Four calling birds
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Three French hens
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Two turtledoves
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And a partridge in a pear tree
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On the tenth day of Christmas, my true love sent to me
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Ten lords a-leaping
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Nine ladies dancing
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Eight maids a-milking
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Seven swans a-swimming
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Six geese a-laying
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Five gold rings (five golden rings)
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Four calling birds
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Three French hens
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Two turtledoves
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And a partridge in a pear tree
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On the eleventh day of Christmas, my true love sent to me
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I sent eleven pipers piping
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Ten lords a-leaping
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Nine ladies dancing
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Eight maids a-milking
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Seven swans a-swimming
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Six geese a-laying
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Five gold rings (five golden rings)
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Four calling birds
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Three French hens
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Two turtledoves
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And a partridge in a pear tree
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On the twelfth day of Christmas, my true love sent to me
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Twelve drummers drumming
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Eleven pipers piping
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Ten lords a-leaping
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Nine ladies dancing
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Eight maids a-milking
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Seven swans a-swimming
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Six geese a-laying
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Five gold rings (five golden rings)
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Four calling birds
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Three French hens
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Two turtledoves
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And a partridge in a pear tree
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And a partridge in a pear tree
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"#;
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}
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