pub struct TestingStateMgr { /* private fields */ }
Expand description

A state manager for testing support, that allows simulating persistence without having to store anything to disk.

Only available when this crate is built with the testing feature.

Implementations

Create a new empty unlocked TestingStateMgr.

Create a new unlocked TestingStateMgr that shares the same underlying storage with this one.

Trait Implementations

Returns a copy of the value. Read more

Performs copy-assignment from source. Read more

Formats the value using the given formatter. Read more

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

Try to load the object with key key from the store. Read more

Try to save val with key key in the store. Read more

Return true if this is a read-write state manager. Read more

Try to become a read-write state manager if possible, without blocking. Read more

Release any locks held and become a read-only state manager again. If no locks were held, do nothing. Read more

Make a new StorageHandle to store values of particular type at a particular key. Read more

Auto Trait Implementations

Blanket Implementations

Gets the TypeId of self. Read more

Immutably borrows from an owned value. Read more

Mutably borrows from an owned value. Read more

Returns the argument unchanged.

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

Calls U::from(self).

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

The resulting type after obtaining ownership.

Creates owned data from borrowed data, usually by cloning. Read more

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

The type returned in the event of a conversion error.

Performs the conversion.

The type returned in the event of a conversion error.

Performs the conversion.

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more