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Move util crate unit tests into a new unit_tests crate
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13 changed files with 222 additions and 183 deletions
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@ -5,9 +5,6 @@
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use std::cmp::{PartialOrd, PartialEq, Ordering};
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use std::iter::range_step;
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#[cfg(test)]
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use std::fmt::Debug;
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/// FIXME(pcwalton): Workaround for lack of unboxed closures. This is called in
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/// performance-critical code, so a closure is insufficient.
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pub trait Comparator<K,T> {
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@ -75,65 +72,3 @@ pub fn byte_swap(data: &mut [u8]) {
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data[i + 0] = r;
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}
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}
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#[cfg(test)]
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fn test_find_all_elems<T: PartialEq + PartialOrd + Eq + Ord>(arr: &[T]) {
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let mut i = 0;
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while i < arr.len() {
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assert!(test_match(&arr[i], arr.binary_search_(&arr[i])));
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i += 1;
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}
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}
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#[cfg(test)]
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fn test_miss_all_elems<T: PartialEq + PartialOrd + Eq + Ord + Debug>(arr: &[T], misses: &[T]) {
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let mut i = 0;
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while i < misses.len() {
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let res = arr.binary_search_(&misses[i]);
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debug!("{:?} == {:?} ?", misses[i], res);
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assert!(!test_match(&misses[i], arr.binary_search_(&misses[i])));
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i += 1;
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}
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}
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#[cfg(test)]
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fn test_match<T: PartialEq>(b: &T, a: Option<&T>) -> bool {
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match a {
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None => false,
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Some(t) => t == b
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}
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}
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#[test]
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fn should_find_all_elements() {
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let arr_odd = [1u32, 2, 4, 6, 7, 8, 9];
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let arr_even = [1u32, 2, 5, 6, 7, 8, 9, 42];
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let arr_double = [1u32, 1, 2, 2, 6, 8, 22];
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let arr_one = [234986325u32];
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let arr_two = [3044u32, 8393];
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let arr_three = [12u32, 23, 34];
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test_find_all_elems(&arr_odd);
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test_find_all_elems(&arr_even);
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test_find_all_elems(&arr_double);
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test_find_all_elems(&arr_one);
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test_find_all_elems(&arr_two);
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test_find_all_elems(&arr_three);
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}
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#[test]
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fn should_not_find_missing_elements() {
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let arr_odd = [1u32, 2, 4, 6, 7, 8, 9];
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let arr_even = [1u32, 2, 5, 6, 7, 8, 9, 42];
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let arr_double = [1u32, 1, 2, 2, 6, 8, 22];
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let arr_one = [234986325u32];
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let arr_two = [3044u32, 8393];
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let arr_three = [12u32, 23, 34];
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test_miss_all_elems(&arr_odd, &[-22, 0, 3, 5, 34938, 10, 11, 12]);
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test_miss_all_elems(&arr_even, &[-1, 0, 3, 34938, 10, 11, 12]);
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test_miss_all_elems(&arr_double, &[-1, 0, 3, 4, 34938, 10, 11, 12, 234, 234, 33]);
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test_miss_all_elems(&arr_one, &[-1, 0, 3, 34938, 10, 11, 12, 234, 234, 33]);
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test_miss_all_elems(&arr_two, &[-1, 0, 3, 34938, 10, 11, 12, 234, 234, 33]);
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test_miss_all_elems(&arr_three, &[-2, 0, 1, 2, 3, 34938, 10, 11, 234, 234, 33]);
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}
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