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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/src/lib.rs
+8 -9
View File
@@ -173,10 +173,10 @@ macro_rules! assert_err {
#[macro_export]
#[cfg(feature = "std")]
macro_rules! assert_ok {
( $x:expr ) => {
( $x:expr $(,)? ) => {
assert_eq!($x, Ok(()));
};
( $x:expr, $y:expr ) => {
( $x:expr, $y:expr $(,)? ) => {
assert_eq!($x, Ok($y));
}
}
@@ -236,7 +236,6 @@ pub use serde::{Serialize, Deserialize};
mod tests {
use super::*;
use codec::{Codec, EncodeLike};
use sr_primitives::set_and_run_with_externalities;
use srml_metadata::{
DecodeDifferent, StorageEntryMetadata, StorageMetadata, StorageEntryType,
StorageEntryModifier, DefaultByteGetter, StorageHasher,
@@ -288,7 +287,7 @@ mod tests {
#[test]
fn linked_map_issue_3318() {
set_and_run_with_externalities(&mut new_test_ext(), || {
new_test_ext().execute_with(|| {
OptionLinkedMap::insert(1, 1);
assert_eq!(OptionLinkedMap::get(1), Some(1));
OptionLinkedMap::insert(1, 2);
@@ -298,7 +297,7 @@ mod tests {
#[test]
fn linked_map_swap_works() {
set_and_run_with_externalities(&mut new_test_ext(), || {
new_test_ext().execute_with(|| {
OptionLinkedMap::insert(0, 0);
OptionLinkedMap::insert(1, 1);
OptionLinkedMap::insert(2, 2);
@@ -327,7 +326,7 @@ mod tests {
#[test]
fn linked_map_basic_insert_remove_should_work() {
set_and_run_with_externalities(&mut new_test_ext(), || {
new_test_ext().execute_with(|| {
// initialized during genesis
assert_eq!(Map::get(&15u32), 42u64);
@@ -353,7 +352,7 @@ mod tests {
#[test]
fn linked_map_enumeration_and_head_should_work() {
set_and_run_with_externalities(&mut new_test_ext(), || {
new_test_ext().execute_with(|| {
assert_eq!(Map::head(), Some(15));
assert_eq!(Map::enumerate().collect::<Vec<_>>(), vec![(15, 42)]);
// insert / remove
@@ -405,7 +404,7 @@ mod tests {
#[test]
fn double_map_basic_insert_remove_remove_prefix_should_work() {
set_and_run_with_externalities(&mut new_test_ext(), || {
new_test_ext().execute_with(|| {
type DoubleMap = DataDM;
// initialized during genesis
assert_eq!(DoubleMap::get(&15u32, &16u32), 42u64);
@@ -445,7 +444,7 @@ mod tests {
#[test]
fn double_map_append_should_work() {
set_and_run_with_externalities(&mut new_test_ext(), || {
new_test_ext().execute_with(|| {
type DoubleMap = AppendableDM<Test>;
let key1 = 17u32;