pub struct TestDummyRng;Expand description
A dummy implementation of RandomGenerator for testing purposes.
This struct is used when methods are called via the RandomGenerator trait
without directly interacting with self.rng. This is for testing only, see several
examples in the operators module
Trait Implementations§
Source§impl RngCore for TestDummyRng
impl RngCore for TestDummyRng
Auto Trait Implementations§
impl Freeze for TestDummyRng
impl RefUnwindSafe for TestDummyRng
impl Send for TestDummyRng
impl Sync for TestDummyRng
impl Unpin for TestDummyRng
impl UnsafeUnpin for TestDummyRng
impl UnwindSafe for TestDummyRng
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§impl<R> Rng for R
impl<R> Rng for R
Source§fn random<T>(&mut self) -> Twhere
StandardUniform: Distribution<T>,
fn random<T>(&mut self) -> Twhere
StandardUniform: Distribution<T>,
Return a random value via the
StandardUniform distribution. Read moreSource§fn random_iter<T>(self) -> Iter<StandardUniform, Self, T>
fn random_iter<T>(self) -> Iter<StandardUniform, Self, T>
Source§fn random_range<T, R>(&mut self, range: R) -> Twhere
T: SampleUniform,
R: SampleRange<T>,
fn random_range<T, R>(&mut self, range: R) -> Twhere
T: SampleUniform,
R: SampleRange<T>,
Generate a random value in the given range. Read more
Source§fn random_bool(&mut self, p: f64) -> bool
fn random_bool(&mut self, p: f64) -> bool
Return a bool with a probability
p of being true. Read moreSource§fn random_ratio(&mut self, numerator: u32, denominator: u32) -> bool
fn random_ratio(&mut self, numerator: u32, denominator: u32) -> bool
Return a bool with a probability of
numerator/denominator of being
true. Read moreSource§fn sample<T, D>(&mut self, distr: D) -> Twhere
D: Distribution<T>,
fn sample<T, D>(&mut self, distr: D) -> Twhere
D: Distribution<T>,
Sample a new value, using the given distribution. Read more
Source§fn sample_iter<T, D>(self, distr: D) -> Iter<D, Self, T>where
D: Distribution<T>,
Self: Sized,
fn sample_iter<T, D>(self, distr: D) -> Iter<D, Self, T>where
D: Distribution<T>,
Self: Sized,
Create an iterator that generates values using the given distribution. Read more
Source§fn gen<T>(&mut self) -> Twhere
StandardUniform: Distribution<T>,
fn gen<T>(&mut self) -> Twhere
StandardUniform: Distribution<T>,
👎Deprecated since 0.9.0:
Renamed to random to avoid conflict with the new gen keyword in Rust 2024.
Alias for
Rng::random.Source§fn gen_range<T, R>(&mut self, range: R) -> Twhere
T: SampleUniform,
R: SampleRange<T>,
fn gen_range<T, R>(&mut self, range: R) -> Twhere
T: SampleUniform,
R: SampleRange<T>,
👎Deprecated since 0.9.0:
Renamed to random_range
Alias for
Rng::random_range.Source§impl<R> TryRngCore for R
impl<R> TryRngCore for R
Source§type Error = Infallible
type Error = Infallible
The type returned in the event of a RNG error.
Source§fn try_next_u32(&mut self) -> Result<u32, <R as TryRngCore>::Error>
fn try_next_u32(&mut self) -> Result<u32, <R as TryRngCore>::Error>
Return the next random
u32.Source§fn try_next_u64(&mut self) -> Result<u64, <R as TryRngCore>::Error>
fn try_next_u64(&mut self) -> Result<u64, <R as TryRngCore>::Error>
Return the next random
u64.Source§fn try_fill_bytes(
&mut self,
dst: &mut [u8],
) -> Result<(), <R as TryRngCore>::Error>
fn try_fill_bytes( &mut self, dst: &mut [u8], ) -> Result<(), <R as TryRngCore>::Error>
Fill
dest entirely with random data.Source§fn unwrap_mut(&mut self) -> UnwrapMut<'_, Self>
fn unwrap_mut(&mut self) -> UnwrapMut<'_, Self>
Wrap RNG with the
UnwrapMut wrapper.Source§fn read_adapter(&mut self) -> RngReadAdapter<'_, Self>where
Self: Sized,
fn read_adapter(&mut self) -> RngReadAdapter<'_, Self>where
Self: Sized,
Convert an
RngCore to a RngReadAdapter.