Remove blockchain from stateManager in runBlockchain tests, minor fix

Signed-off-by: Sina Mahmoodi <itz.s1na@gmail.com>

tests/api/runBlockchain.js

@@ -11,7 +11,7 @@ const StateManager = require('../../lib/stateManager')
 tape('runBlockchain', (t) => {
   const blockchainDB = new Levelup('', { db: Memdown })
   const blockchain = new Blockchain(blockchainDB)
-  const vm = { stateManager: new StateManager({ blockchain }) }
+  const vm = { stateManager: new StateManager(), blockchain }
 
   const putGenesisP = promisify(blockchain.putGenesis.bind(blockchain))
   const putBlockP = promisify(blockchain.putBlock.bind(blockchain))
@@ -65,30 +65,24 @@ tape('runBlockchain', (t) => {
     let head = await getHeadP()
     st.deepEqual(head.hash(), b3.hash(), 'block3 should be the current head')
 
-    await runBlockchainP(blockchain)
-
-    head = await getHeadP()
-    st.deepEqual(head.hash(), b2.hash(), 'should have removed invalid block from head')
+    try {
+      await runBlockchainP(blockchain)
+      st.fail('should have returned error')
+    } catch (e) {
+      st.equal(e.message, 'test')
 
-    st.end()
-  })
-})
+      head = await getHeadP()
+      st.deepEqual(head.hash(), b2.hash(), 'should have removed invalid block from head')
 
-tape('runBlockchain with fake blockchain', (t) => {
-  const vm = {
-    stateManager: new StateManager()
-  }
-  const runBlockchainP = promisify(runBlockchain.bind(vm))
-
-  t.test('should run without errors', async (st) => {
-    await runBlockchainP()
-    st.end()
+      st.end()
+    }
   })
 })
 
 function createGenesis () {
   const genesis = new Block()
   genesis.setGenesisParams()
+  return genesis
 }
 
 function createBlock (parent = null, n = 0) {