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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:18:21 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:18:21 +0000
commit4e8199b572f2035b7749cba276ece3a26630d23e (patch)
treef09feeed6a0fe39d027b1908aa63ea6b35e4b631 /vendor/litemap/tests/store.rs
parentAdding upstream version 1.66.0+dfsg1. (diff)
downloadrustc-4e8199b572f2035b7749cba276ece3a26630d23e.tar.xz
rustc-4e8199b572f2035b7749cba276ece3a26630d23e.zip
Adding upstream version 1.67.1+dfsg1.upstream/1.67.1+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--vendor/litemap/tests/store.rs132
1 files changed, 132 insertions, 0 deletions
diff --git a/vendor/litemap/tests/store.rs b/vendor/litemap/tests/store.rs
new file mode 100644
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+++ b/vendor/litemap/tests/store.rs
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+// This file is part of ICU4X. For terms of use, please see the file
+// called LICENSE at the top level of the ICU4X source tree
+// (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ).
+
+use litemap::store::*;
+use litemap::testing::check_store_full;
+use std::cmp::Ordering;
+
+/// A Vec wrapper that leverages the default function impls from `Store`
+#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
+struct VecWithDefaults<T>(Vec<T>);
+
+type MapF<K, V> = fn(&(K, V)) -> (&K, &V);
+
+#[inline]
+fn map_f<K, V>(input: &(K, V)) -> (&K, &V) {
+ (&input.0, &input.1)
+}
+
+type MapFMut<K, V> = fn(&mut (K, V)) -> (&K, &mut V);
+
+#[inline]
+fn map_f_mut<K, V>(input: &mut (K, V)) -> (&K, &mut V) {
+ (&input.0, &mut input.1)
+}
+
+impl<K, V> StoreConstEmpty<K, V> for VecWithDefaults<(K, V)> {
+ const EMPTY: VecWithDefaults<(K, V)> = VecWithDefaults(Vec::new());
+}
+
+impl<K, V> Store<K, V> for VecWithDefaults<(K, V)> {
+ #[inline]
+ fn lm_len(&self) -> usize {
+ self.0.as_slice().len()
+ }
+
+ // leave lm_is_empty as default
+
+ #[inline]
+ fn lm_get(&self, index: usize) -> Option<(&K, &V)> {
+ self.0.as_slice().get(index).map(map_f)
+ }
+
+ // leave lm_last as default
+
+ #[inline]
+ fn lm_binary_search_by<F>(&self, mut cmp: F) -> Result<usize, usize>
+ where
+ F: FnMut(&K) -> Ordering,
+ {
+ self.0.as_slice().binary_search_by(|(k, _)| cmp(k))
+ }
+}
+
+impl<K, V> StoreMut<K, V> for VecWithDefaults<(K, V)> {
+ #[inline]
+ fn lm_with_capacity(capacity: usize) -> Self {
+ Self(Vec::with_capacity(capacity))
+ }
+
+ #[inline]
+ fn lm_reserve(&mut self, additional: usize) {
+ self.0.reserve(additional)
+ }
+
+ #[inline]
+ fn lm_get_mut(&mut self, index: usize) -> Option<(&K, &mut V)> {
+ self.0.as_mut_slice().get_mut(index).map(map_f_mut)
+ }
+
+ #[inline]
+ fn lm_push(&mut self, key: K, value: V) {
+ self.0.push((key, value))
+ }
+
+ #[inline]
+ fn lm_insert(&mut self, index: usize, key: K, value: V) {
+ self.0.insert(index, (key, value))
+ }
+
+ #[inline]
+ fn lm_remove(&mut self, index: usize) -> (K, V) {
+ self.0.remove(index)
+ }
+ #[inline]
+ fn lm_clear(&mut self) {
+ self.0.clear()
+ }
+
+ // leave lm_retain as default
+}
+
+impl<'a, K: 'a, V: 'a> StoreIterable<'a, K, V> for VecWithDefaults<(K, V)> {
+ type KeyValueIter = core::iter::Map<core::slice::Iter<'a, (K, V)>, MapF<K, V>>;
+
+ #[inline]
+ fn lm_iter(&'a self) -> Self::KeyValueIter {
+ self.0.as_slice().iter().map(map_f)
+ }
+}
+
+impl<'a, K: 'a, V: 'a> StoreIterableMut<'a, K, V> for VecWithDefaults<(K, V)> {
+ type KeyValueIterMut = core::iter::Map<core::slice::IterMut<'a, (K, V)>, MapFMut<K, V>>;
+ type KeyValueIntoIter = std::vec::IntoIter<(K, V)>;
+
+ #[inline]
+ fn lm_iter_mut(&'a mut self) -> Self::KeyValueIterMut {
+ self.0.as_mut_slice().iter_mut().map(map_f_mut)
+ }
+
+ #[inline]
+ fn lm_into_iter(self) -> Self::KeyValueIntoIter {
+ IntoIterator::into_iter(self.0)
+ }
+
+ // leave lm_extend_end as default
+
+ // leave lm_extend_start as default
+}
+
+impl<A> std::iter::FromIterator<A> for VecWithDefaults<A> {
+ fn from_iter<I: IntoIterator<Item = A>>(iter: I) -> Self {
+ Self(Vec::from_iter(iter))
+ }
+}
+
+impl<K, V> StoreFromIterator<K, V> for VecWithDefaults<(K, V)> {}
+
+#[test]
+fn test_default_impl() {
+ check_store_full::<VecWithDefaults<(u32, u64)>>();
+}