ipld-eth-server/integration_test/geth_blockchain_test.go
Eric Meyer 646e0fa057 Refactor to use listener
* This removes some duplication between the fake blockchain and
   geth blockchain.
 * This pulls the observers into the blockchain listener
2017-11-02 12:51:46 -05:00

44 lines
1001 B
Go

package integration_test
import (
"path"
"runtime"
"github.com/8thlight/vulcanizedb/core"
"github.com/8thlight/vulcanizedb/fakes"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var (
_, filename, _, _ = runtime.Caller(0)
)
func RunTimePath() string {
return path.Join(path.Dir(filename), "../")
}
var _ = Describe("Reading from the Geth blockchain", func() {
It("reads two block with listener", func(done Done) {
observer := fakes.NewFakeBlockchainObserverTwo()
blockchain := core.NewGethBlockchain(RunTimePath() + "/test_data_dir/geth.ipc")
observers := []core.BlockchainObserver{observer}
listener := core.NewBlockchainListener(blockchain, observers)
go listener.Start()
<-observer.WasNotified
firstBlock := observer.LastBlock()
Expect(firstBlock).NotTo(BeNil())
<-observer.WasNotified
secondBlock := observer.LastBlock()
Expect(secondBlock).NotTo(BeNil())
Expect(firstBlock.Number + 1).Should(Equal(secondBlock.Number))
close(done)
}, 10)
})