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add Str.releaseExcessCapacity

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Brendan Hansknecht 2023-03-14 21:57:19 -07:00
parent a80b25d044
commit 48f17a8e2c
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11 changed files with 115 additions and 0 deletions
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48
crates/compiler/test_gen/src/gen_str.rs
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@ -2035,3 +2035,51 @@ fn destructure_pattern_assigned_from_thunk_tag() {
RocStr
);
}
#[test]
#[cfg(any(feature = "gen-llvm", feature = "gen-wasm"))]
fn release_excess_capacity() {
assert_evals_to!(
indoc!(
r#"
Str.reserve "" 50
|> Str.releaseExcessCapacity
"#
),
(RocStr::empty().capacity(), RocStr::empty()),
RocStr,
|value: RocStr| (value.capacity(), value)
);
}
#[test]
#[cfg(any(feature = "gen-llvm", feature = "gen-wasm"))]
fn release_excess_capacity_with_len() {
assert_evals_to!(
indoc!(
r#"
"123456789012345678901234567890"
|> Str.reserve 50
|> Str.releaseExcessCapacity
"#
),
(30, "123456789012345678901234567890".into()),
RocStr,
|value: RocStr| (value.capacity(), value)
);
}
#[test]
#[cfg(any(feature = "gen-llvm", feature = "gen-wasm"))]
fn release_excess_capacity_empty() {
assert_evals_to!(
indoc!(
r#"
Str.releaseExcessCapacity ""
"#
),
(RocStr::empty().capacity(), RocStr::empty()),
RocStr,
|value: RocStr| (value.capacity(), value)
);
}