From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- library/alloc/tests/const_fns.rs | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 library/alloc/tests/const_fns.rs (limited to 'library/alloc/tests/const_fns.rs') diff --git a/library/alloc/tests/const_fns.rs b/library/alloc/tests/const_fns.rs new file mode 100644 index 000000000..49b837bec --- /dev/null +++ b/library/alloc/tests/const_fns.rs @@ -0,0 +1,35 @@ +// Test const functions in the library + +pub const MY_VEC: Vec = Vec::new(); +pub const MY_VEC2: Vec = Default::default(); + +pub const MY_STRING: String = String::new(); +pub const MY_STRING2: String = Default::default(); + +pub const MY_BOXED_SLICE: Box<[usize]> = Default::default(); +pub const MY_BOXED_STR: Box = Default::default(); + +use std::collections::{BTreeMap, BTreeSet}; + +pub const MY_BTREEMAP: BTreeMap = BTreeMap::new(); +pub const MAP: &'static BTreeMap = &MY_BTREEMAP; +pub const MAP_LEN: usize = MAP.len(); +pub const MAP_IS_EMPTY: bool = MAP.is_empty(); + +pub const MY_BTREESET: BTreeSet = BTreeSet::new(); +pub const SET: &'static BTreeSet = &MY_BTREESET; +pub const SET_LEN: usize = SET.len(); +pub const SET_IS_EMPTY: bool = SET.is_empty(); + +#[test] +fn test_const() { + assert_eq!(MY_VEC, MY_VEC2); + assert_eq!(MY_STRING, MY_STRING2); + + assert_eq!(MY_VEC, *MY_BOXED_SLICE); + assert_eq!(MY_STRING, *MY_BOXED_STR); + + assert_eq!(MAP_LEN, 0); + assert_eq!(SET_LEN, 0); + assert!(MAP_IS_EMPTY && SET_IS_EMPTY); +} -- cgit v1.2.3