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use super::{SortedIndexMultiMap, SortedMap};
#[test]
fn test_sorted_index_multi_map() {
let entries: Vec<_> = vec![(2, 0), (1, 0), (2, 1), (3, 0), (2, 2)];
let set: SortedIndexMultiMap<usize, _, _> = entries.iter().copied().collect();
// Insertion order is preserved.
assert!(entries.iter().map(|(k, v)| (k, v)).eq(set.iter()));
// Indexing
for (i, expect) in entries.iter().enumerate() {
assert_eq!(set[i], expect.1);
}
// `get_by_key` works.
assert_eq!(set.get_by_key(3).copied().collect::<Vec<_>>(), vec![0]);
assert!(set.get_by_key(4).next().is_none());
// `contains_key` works
assert!(set.contains_key(3));
assert!(!set.contains_key(4));
// `get_by_key` returns items in insertion order.
let twos: Vec<_> = set.get_by_key_enumerated(2).collect();
let idxs: Vec<usize> = twos.iter().map(|(i, _)| *i).collect();
let values: Vec<usize> = twos.iter().map(|(_, &v)| v).collect();
assert_eq!(idxs, vec![0, 2, 4]);
assert_eq!(values, vec![0, 1, 2]);
}
#[test]
fn test_insert_and_iter() {
let mut map = SortedMap::new();
let mut expected = Vec::new();
for x in 0..100 {
assert_eq!(map.iter().cloned().collect::<Vec<_>>(), expected);
let x = 1000 - x * 2;
map.insert(x, x);
expected.insert(0, (x, x));
}
}
#[test]
fn test_get_and_index() {
let mut map = SortedMap::new();
let mut expected = Vec::new();
for x in 0..100 {
let x = 1000 - x;
if x & 1 == 0 {
map.insert(x, x);
}
expected.push(x);
}
for mut x in expected {
if x & 1 == 0 {
assert_eq!(map.get(&x), Some(&x));
assert_eq!(map.get_mut(&x), Some(&mut x));
assert_eq!(map[&x], x);
assert_eq!(&mut map[&x], &mut x);
} else {
assert_eq!(map.get(&x), None);
assert_eq!(map.get_mut(&x), None);
}
}
}
#[test]
fn test_range() {
let mut map = SortedMap::new();
map.insert(1, 1);
map.insert(3, 3);
map.insert(6, 6);
map.insert(9, 9);
let keys = |s: &[(_, _)]| s.into_iter().map(|e| e.0).collect::<Vec<u32>>();
for start in 0..11 {
for end in 0..11 {
if end < start {
continue;
}
let mut expected = vec![1, 3, 6, 9];
expected.retain(|&x| x >= start && x < end);
assert_eq!(keys(map.range(start..end)), expected, "range = {}..{}", start, end);
}
}
}
#[test]
fn test_offset_keys() {
let mut map = SortedMap::new();
map.insert(1, 1);
map.insert(3, 3);
map.insert(6, 6);
map.offset_keys(|k| *k += 1);
let mut expected = SortedMap::new();
expected.insert(2, 1);
expected.insert(4, 3);
expected.insert(7, 6);
assert_eq!(map, expected);
}
fn keys(s: SortedMap<u32, u32>) -> Vec<u32> {
s.into_iter().map(|(k, _)| k).collect::<Vec<u32>>()
}
fn elements(s: SortedMap<u32, u32>) -> Vec<(u32, u32)> {
s.into_iter().collect::<Vec<(u32, u32)>>()
}
#[test]
fn test_remove_range() {
let mut map = SortedMap::new();
map.insert(1, 1);
map.insert(3, 3);
map.insert(6, 6);
map.insert(9, 9);
for start in 0..11 {
for end in 0..11 {
if end < start {
continue;
}
let mut expected = vec![1, 3, 6, 9];
expected.retain(|&x| x < start || x >= end);
let mut map = map.clone();
map.remove_range(start..end);
assert_eq!(keys(map), expected, "range = {}..{}", start, end);
}
}
}
#[test]
fn test_remove() {
let mut map = SortedMap::new();
let mut expected = Vec::new();
for x in 0..10 {
map.insert(x, x);
expected.push((x, x));
}
for x in 0..10 {
let mut map = map.clone();
let mut expected = expected.clone();
assert_eq!(map.remove(&x), Some(x));
expected.remove(x as usize);
assert_eq!(map.iter().cloned().collect::<Vec<_>>(), expected);
}
}
#[test]
fn test_insert_presorted_non_overlapping() {
let mut map = SortedMap::new();
map.insert(2, 0);
map.insert(8, 0);
map.insert_presorted(vec![(3, 0), (7, 0)]);
let expected = vec![2, 3, 7, 8];
assert_eq!(keys(map), expected);
}
#[test]
fn test_insert_presorted_first_elem_equal() {
let mut map = SortedMap::new();
map.insert(2, 2);
map.insert(8, 8);
map.insert_presorted(vec![(2, 0), (7, 7)]);
let expected = vec![(2, 0), (7, 7), (8, 8)];
assert_eq!(elements(map), expected);
}
#[test]
fn test_insert_presorted_last_elem_equal() {
let mut map = SortedMap::new();
map.insert(2, 2);
map.insert(8, 8);
map.insert_presorted(vec![(3, 3), (8, 0)]);
let expected = vec![(2, 2), (3, 3), (8, 0)];
assert_eq!(elements(map), expected);
}
#[test]
fn test_insert_presorted_shuffle() {
let mut map = SortedMap::new();
map.insert(2, 2);
map.insert(7, 7);
map.insert_presorted(vec![(1, 1), (3, 3), (8, 8)]);
let expected = vec![(1, 1), (2, 2), (3, 3), (7, 7), (8, 8)];
assert_eq!(elements(map), expected);
}
#[test]
fn test_insert_presorted_at_end() {
let mut map = SortedMap::new();
map.insert(1, 1);
map.insert(2, 2);
map.insert_presorted(vec![(3, 3), (8, 8)]);
let expected = vec![(1, 1), (2, 2), (3, 3), (8, 8)];
assert_eq!(elements(map), expected);
}
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