Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Implement Arbitrary for Arc<[A]> and Rc<[A]>. #160

Merged
merged 1 commit into from
Oct 30, 2023
Merged

Implement Arbitrary for Arc<[A]> and Rc<[A]>. #160

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Jump to
Jump to file
Failed to load files.
Diff view
Diff view
64 changes: 61 additions & 3 deletions src/lib.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -934,12 +934,16 @@ impl<'a, A: Arbitrary<'a>> Arbitrary<'a> for Box<A> {

impl<'a, A: Arbitrary<'a>> Arbitrary<'a> for Box<[A]> {
fn arbitrary(u: &mut Unstructured<'a>) -> Result<Self> {
<Vec<A> as Arbitrary>::arbitrary(u).map(|x| x.into_boxed_slice())
u.arbitrary_iter()?.collect()
}

fn arbitrary_take_rest(u: Unstructured<'a>) -> Result<Self> {
u.arbitrary_take_rest_iter()?.collect()
}

#[inline]
fn size_hint(depth: usize) -> (usize, Option<usize>) {
<Vec<A> as Arbitrary>::size_hint(depth)
fn size_hint(_depth: usize) -> (usize, Option<usize>) {
(0, None)
}
}

Expand Down Expand Up @@ -978,6 +982,21 @@ impl<'a, A: Arbitrary<'a>> Arbitrary<'a> for Arc<A> {
}
}

impl<'a, A: Arbitrary<'a>> Arbitrary<'a> for Arc<[A]> {
fn arbitrary(u: &mut Unstructured<'a>) -> Result<Self> {
u.arbitrary_iter()?.collect()
}

fn arbitrary_take_rest(u: Unstructured<'a>) -> Result<Self> {
u.arbitrary_take_rest_iter()?.collect()
}

#[inline]
fn size_hint(_depth: usize) -> (usize, Option<usize>) {
(0, None)
}
}

impl<'a> Arbitrary<'a> for Arc<str> {
fn arbitrary(u: &mut Unstructured<'a>) -> Result<Self> {
<&str as Arbitrary>::arbitrary(u).map(Into::into)
Expand All @@ -1000,6 +1019,21 @@ impl<'a, A: Arbitrary<'a>> Arbitrary<'a> for Rc<A> {
}
}

impl<'a, A: Arbitrary<'a>> Arbitrary<'a> for Rc<[A]> {
fn arbitrary(u: &mut Unstructured<'a>) -> Result<Self> {
u.arbitrary_iter()?.collect()
}

fn arbitrary_take_rest(u: Unstructured<'a>) -> Result<Self> {
u.arbitrary_take_rest_iter()?.collect()
}

#[inline]
fn size_hint(_depth: usize) -> (usize, Option<usize>) {
(0, None)
}
}

impl<'a> Arbitrary<'a> for Rc<str> {
fn arbitrary(u: &mut Unstructured<'a>) -> Result<Self> {
<&str as Arbitrary>::arbitrary(u).map(Into::into)
Expand Down Expand Up @@ -1393,6 +1427,18 @@ mod test {
checked_arbitrary::<Vec<u8>>(&mut Unstructured::new(&x)).unwrap(),
&[2, 4, 6, 8, 1]
);
assert_eq!(
&*checked_arbitrary::<Box<[u8]>>(&mut Unstructured::new(&x)).unwrap(),
&[2, 4, 6, 8, 1]
);
assert_eq!(
&*checked_arbitrary::<Arc<[u8]>>(&mut Unstructured::new(&x)).unwrap(),
&[2, 4, 6, 8, 1]
);
assert_eq!(
&*checked_arbitrary::<Rc<[u8]>>(&mut Unstructured::new(&x)).unwrap(),
&[2, 4, 6, 8, 1]
);
assert_eq!(
checked_arbitrary::<Vec<u32>>(&mut Unstructured::new(&x)).unwrap(),
&[84148994]
Expand All @@ -1415,6 +1461,18 @@ mod test {
checked_arbitrary_take_rest::<Vec<u8>>(Unstructured::new(&x)).unwrap(),
&[2, 4]
);
assert_eq!(
&*checked_arbitrary_take_rest::<Box<[u8]>>(Unstructured::new(&x)).unwrap(),
&[2, 4]
);
assert_eq!(
&*checked_arbitrary_take_rest::<Arc<[u8]>>(Unstructured::new(&x)).unwrap(),
&[2, 4]
);
assert_eq!(
&*checked_arbitrary_take_rest::<Rc<[u8]>>(Unstructured::new(&x)).unwrap(),
&[2, 4]
);
assert_eq!(
checked_arbitrary_take_rest::<Vec<u32>>(Unstructured::new(&x)).unwrap(),
&[0x040302]
Expand Down