cosmos-sdk/x/group/internal/orm/testsupport.go

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feat: Add Table-Store (aka ORM) package - Table and Indexable (#9751) <!-- The default pull request template is for types feat, fix, or refactor. For other templates, add one of the following parameters to the url: - template=docs.md - template=other.md --> ## Description ref: https://github.com/cosmos/cosmos-sdk/issues/9237, https://github.com/cosmos/cosmos-sdk/discussions/9156 This is the first step towards the migration of the [Table-Store (ORM) package](https://github.com/regen-network/regen-ledger/tree/c99dbedd1ff6b5b08ae7da63eec8dd19bff8273e/orm) currently in regen-ledger into the SDK. This won't be exposed as a public API to start with but rather be internal to `x/group`. This first PR brings these core concepts: - `table` is the high level object for storage mapper functionality where entities are stored by an unique identifier called `RowID` - `Indexable` types can be used to setup new tables. There will be follow-up PRs for adding the following features: - table types with auto-incrementing `uint64` primary keys and natural primary keys - secondary indexes - iterator and pagination - import/export genesis --- ### Author Checklist *All items are required. Please add a note to the item if the item is not applicable and please add links to any relevant follow up issues.* I have... - [x] included the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title - [x] added `!` to the type prefix if API or client breaking change - [x] targeted the correct branch (see [PR Targeting](https://github.com/cosmos/cosmos-sdk/blob/master/CONTRIBUTING.md#pr-targeting)) - [x] provided a link to the relevant issue or specification - [ ] followed the guidelines for [building modules](https://github.com/cosmos/cosmos-sdk/blob/master/docs/building-modules) _not applicable_ - [x] included the necessary unit and integration [tests](https://github.com/cosmos/cosmos-sdk/blob/master/CONTRIBUTING.md#testing) - [ ] added a changelog entry to `CHANGELOG.md` _not applicable_ - [x] included comments for [documenting Go code](https://blog.golang.org/godoc) - [x] updated the relevant documentation or specification - [x] reviewed "Files changed" and left comments if necessary - [x] confirmed all CI checks have passed ### Reviewers Checklist *All items are required. Please add a note if the item is not applicable and please add your handle next to the items reviewed if you only reviewed selected items.* I have... - [ ] confirmed the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title - [ ] confirmed `!` in the type prefix if API or client breaking change - [ ] confirmed all author checklist items have been addressed - [ ] reviewed state machine logic - [ ] reviewed API design and naming - [ ] reviewed documentation is accurate - [ ] reviewed tests and test coverage - [ ] manually tested (if applicable)
2021-10-21 03:19:52 -07:00
package orm
import (
"github.com/cosmos/cosmos-sdk/store"
"github.com/cosmos/cosmos-sdk/store/types"
storetypes "github.com/cosmos/cosmos-sdk/store/types"
sdk "github.com/cosmos/cosmos-sdk/types"
dbm "github.com/tendermint/tm-db"
)
type MockContext struct {
db *dbm.MemDB
store types.CommitMultiStore
}
func NewMockContext() *MockContext {
db := dbm.NewMemDB()
return &MockContext{
db: dbm.NewMemDB(),
store: store.NewCommitMultiStore(db),
}
}
func (m MockContext) KVStore(key storetypes.StoreKey) sdk.KVStore {
if s := m.store.GetCommitKVStore(key); s != nil {
return s
}
m.store.MountStoreWithDB(key, storetypes.StoreTypeIAVL, m.db)
if err := m.store.LoadLatestVersion(); err != nil {
panic(err)
}
return m.store.GetCommitKVStore(key)
}