DummyRng

umsh_mac::test_support

Struct DummyRng 

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pub struct DummyRng(pub u8);
Expand description

Deterministic byte-filling RNG used by tests.

This type is intentionally predictable.

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§0: u8

Trait Implementations§

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impl Clone for DummyRng

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fn clone(&self) -> DummyRng

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Default for DummyRng

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fn default() -> DummyRng

Returns the “default value” for a type. Read more
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impl TryRng for DummyRng

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type Error = Infallible

The type returned in the event of a RNG error. Read more
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fn try_next_u32(&mut self) -> Result<u32, Self::Error>

Return the next random u32.
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fn try_next_u64(&mut self) -> Result<u64, Self::Error>

Return the next random u64.
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fn try_fill_bytes(&mut self, dest: &mut [u8]) -> Result<(), Infallible>

Fill dst entirely with random data.
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impl TryCryptoRng for DummyRng

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<R> Rng for R
where R: TryRng<Error = Infallible> + ?Sized,

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fn next_u32(&mut self) -> u32

Return the next random u32.
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fn next_u64(&mut self) -> u64

Return the next random u64.
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fn fill_bytes(&mut self, dst: &mut [u8])

Fill dest with random data. Read more
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impl<R> RngExt for R
where R: Rng + ?Sized,

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fn random<T>(&mut self) -> T
where StandardUniform: Distribution<T>,

Return a random value via the StandardUniform distribution. Read more
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fn random_iter<T>(self) -> Iter<StandardUniform, Self, T>
where Self: Sized, StandardUniform: Distribution<T>,

Return an iterator over random variates Read more
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fn random_range<T, R>(&mut self, range: R) -> T
where T: SampleUniform, R: SampleRange<T>,

Generate a random value in the given range. Read more
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fn random_bool(&mut self, p: f64) -> bool

Return a bool with a probability p of being true. Read more
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fn random_ratio(&mut self, numerator: u32, denominator: u32) -> bool

Return a bool with a probability of numerator/denominator of being true. Read more
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fn sample<T, D>(&mut self, distr: D) -> T
where D: Distribution<T>,

Sample a new value, using the given distribution. Read more
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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
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fn fill<T>(&mut self, dest: &mut [T])
where T: Fill,

Fill any type implementing Fill with random data Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<R> TryRngCore for R
where R: TryRng,

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type Error = <R as TryRng>::Error

👎Deprecated since 0.10.0: use TryRng instead
Error type.
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impl<R> CryptoRng for R
where R: TryCryptoRng<Error = Infallible> + ?Sized,

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impl<R> RngCore for R
where R: Rng,