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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/support/test/tests/instance.rs
+2 -5
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@@ -15,10 +15,7 @@
// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
#![recursion_limit="128"]
use sr_primitives::{
generic, BuildStorage, traits::{BlakeTwo256, Block as _, Verify},
set_and_run_with_externalities,
};
use sr_primitives::{generic, BuildStorage, traits::{BlakeTwo256, Block as _, Verify}};
use support::{
Parameter, traits::Get, parameter_types,
metadata::{
@@ -331,7 +328,7 @@ fn storage_instance_independance() {
#[test]
fn storage_with_instance_basic_operation() {
set_and_run_with_externalities(&mut new_test_ext(), || {
new_test_ext().execute_with(|| {
type Value = module2::Value<Runtime, module2::Instance1>;
type Map = module2::Map<module2::Instance1>;
type LinkedMap = module2::LinkedMap<module2::Instance1>;