func (suite *DynamicObjPropStoreSuite) TestSwapReplacesWrapped(c *check.C) {
objId0 := res.MakeObjectID(res.ObjectClass(0), res.ObjectSubclass(0), res.ObjectType(0))
objId1 := res.MakeObjectID(res.ObjectClass(0), res.ObjectSubclass(0), res.ObjectType(1))
secondData := suite.testData(6)
provider0 := suite.createProvider(func(consumer objprop.Consumer) {
consumer.Consume(objId0, suite.testData(3))
consumer.Consume(objId1, suite.testData(3))
})
provider1 := suite.createProvider(func(consumer objprop.Consumer) {
consumer.Consume(objId0, suite.testData(5))
consumer.Consume(objId1, secondData)
})
testStore := NewDynamicObjPropStore(store.NewProviderBacked(provider0, func() {}))
testStore.Swap(func(oldStore objprop.Store) objprop.Store {
return store.NewProviderBacked(provider1, func() {})
})
retrievedData := testStore.Get(objId1)
c.Check(retrievedData.Common, check.DeepEquals, secondData.Common)
c.Check(retrievedData.Generic, check.DeepEquals, secondData.Generic)
c.Check(retrievedData.Specific, check.DeepEquals, secondData.Specific)
}
func (library *ReleaseStoreLibrary) createSavingObjpropStore(provider objprop.Provider, path string, name string, closer func()) objprop.Store {
storeChanged := make(chan interface{})
onStoreChanged := func() { storeChanged <- nil }
chunkStore := NewDynamicObjPropStore(storeObjprop.NewProviderBacked(provider, onStoreChanged))
closeLastReader := closer
saveAndSwap := func() {
chunkStore.Swap(func(oldStore objprop.Store) objprop.Store {
log.Printf("Saving resource <%s>/<%s>\n", path, name)
data := library.serializeObjpropStore(oldStore)
log.Printf("Serialized previous data, closing old reader")
closeLastReader()
log.Printf("Recreating new reader for new data")
newProvider, newReader := library.saveAndReloadObjpropData(data, path, name)
closeLastReader = func() { newReader.Close() }
return storeObjprop.NewProviderBacked(newProvider, onStoreChanged)
})
}
library.startSaverRoutine(storeChanged, saveAndSwap)
return chunkStore
}
func (suite *DynamicObjPropStoreSuite) TestGetReturnsBlockFromWrapped(c *check.C) {
objId := res.MakeObjectID(res.ObjectClass(0), res.ObjectSubclass(0), res.ObjectType(0))
initData := suite.testData(4)
provider := suite.createProvider(func(consumer objprop.Consumer) {
consumer.Consume(objId, initData)
})
wrappedStore := store.NewProviderBacked(provider, func() {})
testStore := NewDynamicObjPropStore(wrappedStore)
retrievedData := testStore.Get(objId)
c.Check(retrievedData.Common, check.DeepEquals, initData.Common)
c.Check(retrievedData.Generic, check.DeepEquals, initData.Generic)
c.Check(retrievedData.Specific, check.DeepEquals, initData.Specific)
}
func (suite *DynamicObjPropStoreSuite) TestPutInsertsToWrapped(c *check.C) {
objId := res.MakeObjectID(res.ObjectClass(0), res.ObjectSubclass(0), res.ObjectType(0))
provider := suite.createProvider(func(consumer objprop.Consumer) {
consumer.Consume(objId, suite.testData(0))
})
wrappedStore := store.NewProviderBacked(provider, func() {})
testStore := NewDynamicObjPropStore(wrappedStore)
newData := suite.testData(1)
testStore.Put(objId, newData)
wrappedData := wrappedStore.Get(objId)
c.Check(wrappedData.Common, check.DeepEquals, newData.Common)
c.Check(wrappedData.Generic, check.DeepEquals, newData.Generic)
c.Check(wrappedData.Specific, check.DeepEquals, newData.Specific)
}