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Introduce new storage type: prefixed map #3992

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gui1117 wants to merge 3 commits into from
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Introduce new storage type: prefixed map #3992

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36a5dd7
introduction of prefixed map
gui1117 Oct 31, 2019
c9b2d2c
test prefix is correctly generated
gui1117 Nov 1, 2019
4b682f9
Merge remote-tracking branch 'origin/master' into gui-prefixed-map
gui1117 Nov 1, 2019
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test prefix is correctly generated
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@gui1117
gui1117 committed Nov 1, 2019
commit c9b2d2c490e697cdf3180843cb0aa3d61041f908
35 changes: 34 additions & 1 deletion srml/support/test/tests/final_keys.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,7 @@
use runtime_io::with_storage;
use support::storage::unhashed;
use codec::Encode;
use support::{StorageDoubleMap, StorageLinkedMap, StorageMap, StorageValue};
use support::{StorageDoubleMap, StorageLinkedMap, StorageMap, StorageValue, StoragePrefixedMap};

mod no_instance {
use codec::{Encode, Decode, EncodeLike};
Expand Down Expand Up @@ -74,6 +74,9 @@ mod instance {
pub LinkedMap: linked_map u32 => u32;
pub LinkedMap2: linked_map hasher(twox_128) u32 => u32;

pub PrefixedMap: prefixed_map u32 => u32;
pub PrefixedMap2: prefixed_map hasher(twox_128) u32 => u32;

pub DoubleMap: double_map u32, blake2_256(u32) => u32;
pub DoubleMap2: double_map hasher(twox_128) u32, blake2_128(u32) => u32;

Expand Down Expand Up @@ -118,6 +121,16 @@ fn final_keys_no_instance() {
k.extend(1u32.encode());
assert_eq!(unhashed::get::<u32>(&runtime_io::twox_128(&k)), Some(2u32));

no_instance::PrefixedMap::insert(1, 2);
let mut k = runtime_io::twox_256(b"FinalKeysNone PrefixedMap").to_vec();
k.extend(&runtime_io::blake2_256(&1u32.encode()));
assert_eq!(unhashed::get::<u32>(&k), Some(2u32));

no_instance::PrefixedMap2::insert(1, 2);
let mut k = runtime_io::twox_256(b"FinalKeysNone PrefixedMap2").to_vec();
k.extend(&runtime_io::twox_128(&1u32.encode()));
assert_eq!(unhashed::get::<u32>(&k), Some(2u32));

no_instance::DoubleMap::insert(&1, &2, &3);
let mut k = b"FinalKeysNone DoubleMap".to_vec();
k.extend(1u32.encode());
Expand Down Expand Up @@ -164,6 +177,16 @@ fn final_keys_default_instance() {
k.extend(1u32.encode());
assert_eq!(unhashed::get::<u32>(&runtime_io::twox_128(&k)), Some(2u32));

<instance::PrefixedMap<instance::DefaultInstance>>::insert(1, 2);
let mut k = runtime_io::twox_256(b"FinalKeysSome PrefixedMap").to_vec();
k.extend(&runtime_io::blake2_256(&1u32.encode()));
assert_eq!(unhashed::get::<u32>(&k), Some(2u32));

<instance::PrefixedMap2<instance::DefaultInstance>>::insert(1, 2);
let mut k = runtime_io::twox_256(b"FinalKeysSome PrefixedMap2").to_vec();
k.extend(&runtime_io::twox_128(&1u32.encode()));
assert_eq!(unhashed::get::<u32>(&k), Some(2u32));

<instance::DoubleMap<instance::DefaultInstance>>::insert(&1, &2, &3);
let mut k = b"FinalKeysSome DoubleMap".to_vec();
k.extend(1u32.encode());
Expand Down Expand Up @@ -213,6 +236,16 @@ fn final_keys_instance_2() {
k.extend(1u32.encode());
assert_eq!(unhashed::get::<u32>(&runtime_io::twox_128(&k)), Some(2u32));

<instance::PrefixedMap<instance::Instance2>>::insert(1, 2);
let mut k = runtime_io::twox_256(b"Instance2FinalKeysSome PrefixedMap").to_vec();
k.extend(&runtime_io::blake2_256(&1u32.encode()));
assert_eq!(unhashed::get::<u32>(&k), Some(2u32));

<instance::PrefixedMap2<instance::Instance2>>::insert(1, 2);
let mut k = runtime_io::twox_256(b"Instance2FinalKeysSome PrefixedMap2").to_vec();
k.extend(&runtime_io::twox_128(&1u32.encode()));
assert_eq!(unhashed::get::<u32>(&k), Some(2u32));

<instance::DoubleMap<instance::Instance2>>::insert(&1, &2, &3);
let mut k = b"Instance2FinalKeysSome DoubleMap".to_vec();
k.extend(1u32.encode());
Expand Down