pub struct TestOffchainExt(pub Arc<RwLock<RawRwLock, OffchainState>>);
Expand description

Implementation of offchain externalities used for tests.

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§0: Arc<RwLock<RawRwLock, OffchainState>>

Implementations§

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impl TestOffchainExt

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pub fn new() -> (TestOffchainExt, Arc<RwLock<RawRwLock, OffchainState>>)

Create new TestOffchainExt and a reference to the internal state.

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pub fn with_offchain_db( offchain_db: TestPersistentOffchainDB ) -> (TestOffchainExt, Arc<RwLock<RawRwLock, OffchainState>>)

Create new TestOffchainExt and a reference to the internal state.

Trait Implementations§

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impl Clone for TestOffchainExt

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fn clone(&self) -> TestOffchainExt

Returns a copy 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 DbExternalities for TestOffchainExt

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fn local_storage_set(&mut self, kind: StorageKind, key: &[u8], value: &[u8])

Sets a value in the local storage. Read more
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fn local_storage_clear(&mut self, kind: StorageKind, key: &[u8])

Removes a value in the local storage. Read more
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fn local_storage_compare_and_set( &mut self, kind: StorageKind, key: &[u8], old_value: Option<&[u8]>, new_value: &[u8] ) -> bool

Sets a value in the local storage if it matches current value. Read more
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fn local_storage_get( &mut self, kind: StorageKind, key: &[u8] ) -> Option<Vec<u8, Global>>

Gets a value from the local storage. Read more
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impl Debug for TestOffchainExt

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Default for TestOffchainExt

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fn default() -> TestOffchainExt

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

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fn is_validator(&self) -> bool

Returns if the local node is a potential validator. Read more
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fn network_state(&self) -> Result<OpaqueNetworkState, ()>

Returns information about the local node’s network state.
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fn timestamp(&mut self) -> Timestamp

Returns current UNIX timestamp (in millis)
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fn sleep_until(&mut self, deadline: Timestamp)

Pause the execution until deadline is reached.
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fn random_seed(&mut self) -> [u8; 32]

Returns a random seed. Read more
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fn http_request_start( &mut self, method: &str, uri: &str, meta: &[u8] ) -> Result<HttpRequestId, ()>

Initiates a http request given HTTP verb and the URL. Read more
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fn http_request_add_header( &mut self, request_id: HttpRequestId, name: &str, value: &str ) -> Result<(), ()>

Append header to the request. Read more
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fn http_request_write_body( &mut self, request_id: HttpRequestId, chunk: &[u8], _deadline: Option<Timestamp> ) -> Result<(), HttpError>

Write a chunk of request body. Read more
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fn http_response_wait( &mut self, ids: &[HttpRequestId], _deadline: Option<Timestamp> ) -> Vec<HttpRequestStatus, Global>

Block and wait for the responses for given requests. Read more
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fn http_response_headers( &mut self, request_id: HttpRequestId ) -> Vec<(Vec<u8, Global>, Vec<u8, Global>), Global>

Read all response headers. Read more
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fn http_response_read_body( &mut self, request_id: HttpRequestId, buffer: &mut [u8], _deadline: Option<Timestamp> ) -> Result<usize, HttpError>

Read a chunk of body response to given buffer. Read more
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fn set_authorized_nodes( &mut self, _nodes: Vec<OpaquePeerId, Global>, _authorized_only: bool )

Set the authorized nodes from runtime. Read more

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impl<T> Any for Twhere 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 Twhere 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 Twhere T: ?Sized,

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

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fn checked_from<T>(t: T) -> Option<Self>where Self: TryFrom<T>,

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impl<T> DynClone for Twhere T: Clone,

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fn __clone_box(&self, _: Private) -> *mut ()

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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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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Calls U::from(self).

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

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fn from_ref(outer: &Outer) -> &T

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fn from_mut(outer: &mut Outer) -> &mut T

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impl<T> Pointable for T

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const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

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unsafe fn deref<'a>(ptr: usize) -> &'a T

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unsafe fn drop(ptr: usize)

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type Output = T

Should always be Self
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fn saturated_from<T>(t: T) -> Selfwhere Self: UniqueSaturatedFrom<T>,

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type Owned = T

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

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fn unique_saturated_into(self) -> T

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