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Add execute_with to TestExternalities (#3793)

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This function executes the given closure in a context where the test
externalities are set. This makes the srml tests easier to write, as the
test externalities need to be created anyway.
This commit is contained in:
Bastian Köcher
2019-10-10 15:01:30 +02:00
committed by GitHub
parent 34c7338211
commit 4dbc9265ee
44 changed files with 2369 additions and 2645 deletions
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substrate/srml/finality-tracker/src/lib.rs
+4 -4
View File
@@ -250,7 +250,7 @@ mod tests {
use runtime_io::TestExternalities;
use primitives::H256;
use sr_primitives::{
set_and_run_with_externalities, testing::Header, Perbill,
testing::Header, Perbill,
traits::{BlakeTwo256, IdentityLookup, OnFinalize, Header as HeaderT},
};
use support::{assert_ok, impl_outer_origin, parameter_types};
@@ -322,7 +322,7 @@ mod tests {
#[test]
fn median_works() {
let t = system::GenesisConfig::default().build_storage::<Test>().unwrap();
set_and_run_with_externalities(&mut TestExternalities::new(t), || {
TestExternalities::new(t).execute_with(|| {
FinalityTracker::update_hint(Some(500));
assert_eq!(FinalityTracker::median(), 250);
assert!(NOTIFICATIONS.with(|n| n.borrow().is_empty()));
@@ -332,7 +332,7 @@ mod tests {
#[test]
fn notifies_when_stalled() {
let t = system::GenesisConfig::default().build_storage::<Test>().unwrap();
set_and_run_with_externalities(&mut TestExternalities::new(t), || {
TestExternalities::new(t).execute_with(|| {
let mut parent_hash = System::parent_hash();
for i in 2..106 {
System::initialize(&i, &parent_hash, &Default::default(), &Default::default());
@@ -351,7 +351,7 @@ mod tests {
#[test]
fn recent_notifications_prevent_stalling() {
let t = system::GenesisConfig::default().build_storage::<Test>().unwrap();
set_and_run_with_externalities(&mut TestExternalities::new(t), || {
TestExternalities::new(t).execute_with(|| {
let mut parent_hash = System::parent_hash();
for i in 2..106 {
System::initialize(&i, &parent_hash, &Default::default(), &Default::default());