Struct proptest::prelude::SBoxedStrategy
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pub struct SBoxedStrategy<T>(_);
A boxed Strategy
trait object which is also Sync
and
Send
, as produced by Strategy::sboxed()
.
Trait Implementations
impl<T: Debug> Debug for SBoxedStrategy<T>
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impl<T: Debug> Strategy for SBoxedStrategy<T>
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type Value = Box<ValueTree<Value = T>>
The value tree generated by this Strategy
. Read more
fn new_value(&self, runner: &mut TestRunner) -> NewTree<Self>
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Generate a new value tree from the given runner. Read more
fn sboxed(self) -> SBoxedStrategy<ValueFor<Self>> where
Self: Sized + Send + Sync + 'static,
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Self: Sized + Send + Sync + 'static,
Erases the type of this Strategy
so it can be passed around as a simple trait object. Read more
fn boxed(self) -> BoxedStrategy<ValueFor<Self>> where
Self: Sized + 'static,
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Self: Sized + 'static,
Erases the type of this Strategy
so it can be passed around as a simple trait object. Read more
fn prop_map<O: Debug, F: Fn(ValueFor<Self>) -> O>(self, fun: F) -> Map<Self, F> where
Self: Sized,
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Self: Sized,
Returns a strategy which produces values transformed by the function fun
. Read more
fn prop_map_into<O: Debug>(self) -> MapInto<Self, O> where
Self: Sized,
ValueFor<Self>: Into<O>,
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Self: Sized,
ValueFor<Self>: Into<O>,
Returns a strategy which produces values of type O
by transforming Self
with Into<O>
. Read more
fn prop_perturb<O: Debug, F: Fn(ValueFor<Self>, XorShiftRng) -> O>(
self,
fun: F
) -> Perturb<Self, F> where
Self: Sized,
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self,
fun: F
) -> Perturb<Self, F> where
Self: Sized,
Returns a strategy which produces values transformed by the function fun
, which is additionally given a random number generator. Read more
fn prop_flat_map<S: Strategy, F: Fn(ValueFor<Self>) -> S>(
self,
fun: F
) -> Flatten<Map<Self, F>> where
Self: Sized,
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self,
fun: F
) -> Flatten<Map<Self, F>> where
Self: Sized,
Maps values produced by this strategy into new strategies and picks values from those strategies. Read more
fn prop_ind_flat_map<S: Strategy, F: Fn(ValueFor<Self>) -> S>(
self,
fun: F
) -> IndFlatten<Map<Self, F>> where
Self: Sized,
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self,
fun: F
) -> IndFlatten<Map<Self, F>> where
Self: Sized,
Maps values produced by this strategy into new strategies and picks values from those strategies while considering the new strategies to be independent. Read more
fn prop_ind_flat_map2<S: Strategy, F: Fn(ValueFor<Self>) -> S>(
self,
fun: F
) -> IndFlattenMap<Self, F> where
Self: Sized,
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self,
fun: F
) -> IndFlattenMap<Self, F> where
Self: Sized,
Similar to prop_ind_flat_map()
, but produces 2-tuples with the input generated from self
in slot 0 and the derived strategy in slot 1. Read more
fn prop_filter<R: Into<Reason>, F: Fn(&ValueFor<Self>) -> bool>(
self,
whence: R,
fun: F
) -> Filter<Self, F> where
Self: Sized,
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self,
whence: R,
fun: F
) -> Filter<Self, F> where
Self: Sized,
Returns a strategy which only produces values accepted by fun
. Read more
fn prop_union(self, other: Self) -> Union<Self> where
Self: Sized,
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Self: Sized,
Returns a strategy which picks uniformly from self
and other
. Read more
fn prop_recursive<R, F>(
self,
depth: u32,
desired_size: u32,
expected_branch_size: u32,
recurse: F
) -> Recursive<BoxedStrategy<ValueFor<Self>>, F> where
Self: Sized + 'static,
F: Fn(Arc<BoxedStrategy<ValueFor<Self>>>) -> R,
R: Strategy + 'static,
R::Value: ValueTree<Value = ValueFor<Self>>,
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self,
depth: u32,
desired_size: u32,
expected_branch_size: u32,
recurse: F
) -> Recursive<BoxedStrategy<ValueFor<Self>>, F> where
Self: Sized + 'static,
F: Fn(Arc<BoxedStrategy<ValueFor<Self>>>) -> R,
R: Strategy + 'static,
R::Value: ValueTree<Value = ValueFor<Self>>,
Generate a recursive structure with self
items as leaves. Read more
fn prop_shuffle(self) -> Shuffle<Self> where
Self: Sized,
ValueFor<Self>: Shuffleable,
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Self: Sized,
ValueFor<Self>: Shuffleable,
Shuffle the contents of the values produced by this strategy. Read more
fn no_shrink(self) -> NoShrink<Self> where
Self: Sized,
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Self: Sized,
Wraps this strategy to prevent values from being subject to shrinking. Read more