ipld-eth-server/integration_test/geth_blockchain_test.go
2017-11-06 11:25:58 -06:00

56 lines
1.2 KiB
Go

package integration_test
import (
"path"
"runtime"
"github.com/8thlight/vulcanizedb/blockchain_listener"
"github.com/8thlight/vulcanizedb/core"
"github.com/8thlight/vulcanizedb/fakes"
"github.com/8thlight/vulcanizedb/geth"
. "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() {
var listener blockchain_listener.BlockchainListener
var observer *fakes.BlockchainObserver
BeforeEach(func() {
observer = fakes.NewFakeBlockchainObserver()
blockchain := geth.NewGethBlockchain(RunTimePath() + "/test_data_dir/geth.ipc")
observers := []core.BlockchainObserver{observer}
listener = blockchain_listener.NewBlockchainListener(blockchain, observers)
})
AfterEach(func() {
listener.Stop()
})
It("reads two blocks", func(done Done) {
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)
})