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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/timestamp/src/lib.rs
+4 -7
View File
@@ -324,10 +324,7 @@ mod tests {
use support::{impl_outer_origin, assert_ok, parameter_types};
use runtime_io::TestExternalities;
use primitives::H256;
use sr_primitives::{
Perbill, traits::{BlakeTwo256, IdentityLookup}, testing::Header,
set_and_run_with_externalities,
};
use sr_primitives::{Perbill, traits::{BlakeTwo256, IdentityLookup}, testing::Header};
impl_outer_origin! {
pub enum Origin for Test {}
@@ -372,7 +369,7 @@ mod tests {
#[test]
fn timestamp_works() {
let t = system::GenesisConfig::default().build_storage::<Test>().unwrap();
set_and_run_with_externalities(&mut TestExternalities::new(t), || {
TestExternalities::new(t).execute_with(|| {
Timestamp::set_timestamp(42);
assert_ok!(Timestamp::dispatch(Call::set(69), Origin::NONE));
assert_eq!(Timestamp::now(), 69);
@@ -383,7 +380,7 @@ mod tests {
#[should_panic(expected = "Timestamp must be updated only once in the block")]
fn double_timestamp_should_fail() {
let t = system::GenesisConfig::default().build_storage::<Test>().unwrap();
set_and_run_with_externalities(&mut TestExternalities::new(t), || {
TestExternalities::new(t).execute_with(|| {
Timestamp::set_timestamp(42);
assert_ok!(Timestamp::dispatch(Call::set(69), Origin::NONE));
let _ = Timestamp::dispatch(Call::set(70), Origin::NONE);
@@ -394,7 +391,7 @@ mod tests {
#[should_panic(expected = "Timestamp must increment by at least <MinimumPeriod> between sequential blocks")]
fn block_period_minimum_enforced() {
let t = system::GenesisConfig::default().build_storage::<Test>().unwrap();
set_and_run_with_externalities(&mut TestExternalities::new(t), || {
TestExternalities::new(t).execute_with(|| {
Timestamp::set_timestamp(42);
let _ = Timestamp::dispatch(Call::set(46), Origin::NONE);
});