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package dag
import (
"encoding/json"
"fmt"
"github.com/MichaelMure/git-bug/entity"
"github.com/MichaelMure/git-bug/identity"
"github.com/MichaelMure/git-bug/repository"
)
// This file contains an example dummy entity to be used in the tests
/*
Operations
*/
type op1 struct {
author identity.Interface
OperationType int `json:"type"`
Field1 string `json:"field_1"`
}
func newOp1(author identity.Interface, field1 string) *op1 {
return &op1{author: author, OperationType: 1, Field1: field1}
}
func (o op1) Id() entity.Id {
data, _ := json.Marshal(o)
return entity.DeriveId(data)
}
func (o op1) Author() identity.Interface {
return o.author
}
func (o op1) Validate() error { return nil }
type op2 struct {
author identity.Interface
OperationType int `json:"type"`
Field2 string `json:"field_2"`
}
func newOp2(author identity.Interface, field2 string) *op2 {
return &op2{author: author, OperationType: 2, Field2: field2}
}
func (o op2) Id() entity.Id {
data, _ := json.Marshal(o)
return entity.DeriveId(data)
}
func (o op2) Author() identity.Interface {
return o.author
}
func (o op2) Validate() error { return nil }
func unmarshaler(author identity.Interface, raw json.RawMessage) (Operation, error) {
var t struct {
OperationType int `json:"type"`
}
if err := json.Unmarshal(raw, &t); err != nil {
return nil, err
}
switch t.OperationType {
case 1:
op := &op1{}
err := json.Unmarshal(raw, &op)
op.author = author
return op, err
case 2:
op := &op2{}
err := json.Unmarshal(raw, &op)
op.author = author
return op, err
default:
return nil, fmt.Errorf("unknown operation type %v", t.OperationType)
}
}
/*
Identities + repo + definition
*/
func makeTestContext() (repository.ClockedRepo, identity.Interface, identity.Interface, Definition) {
repo := repository.NewMockRepo()
id1, err := identity.NewIdentity(repo, "name1", "email1")
if err != nil {
panic(err)
}
err = id1.Commit(repo)
if err != nil {
panic(err)
}
id2, err := identity.NewIdentity(repo, "name2", "email2")
if err != nil {
panic(err)
}
err = id2.Commit(repo)
if err != nil {
panic(err)
}
resolver := identityResolverFunc(func(id entity.Id) (identity.Interface, error) {
switch id {
case id1.Id():
return id1, nil
case id2.Id():
return id2, nil
default:
return nil, identity.ErrIdentityNotExist
}
})
def := Definition{
typename: "foo",
namespace: "foos",
operationUnmarshaler: unmarshaler,
identityResolver: resolver,
formatVersion: 1,
}
return repo, id1, id2, def
}
type identityResolverFunc func(id entity.Id) (identity.Interface, error)
func (fn identityResolverFunc) ResolveIdentity(id entity.Id) (identity.Interface, error) {
return fn(id)
}
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