test make localnet in CI (#2281)

* tests: use make localnet

based on @jackzampolin work in:
https://github.com/cosmos/cosmos-sdk/pull/2067

* keep the p2p tests for now

* fixes after my own review

* nohup

* remove nohup

.circleci/config.yml

@@ -268,6 +268,28 @@ jobs:
           name: Run tests
           command: bash test/persist/test_failure_indices.sh
 
+  localnet:
+      working_directory: /home/circleci/.go_workspace/src/github.com/tendermint/tendermint
+      machine:
+        image: circleci/classic:latest
+      environment:
+        GOBIN: /home/circleci/.go_workspace/bin
+        GOPATH: /home/circleci/.go_workspace/
+        GOOS: linux
+        GOARCH: amd64
+      parallelism: 1
+      steps:
+        - checkout
+        - run:
+            name: run localnet and exit on failure
+            command: |
+              set -x
+              make get_tools
+              make get_vendor_deps
+              make build-linux
+              make localnet-start &
+              ./scripts/localnet-blocks-test.sh 40 5 10 localhost
+
   test_p2p:
     environment:
       GOBIN: /home/circleci/.go_workspace/bin
@@ -337,6 +359,9 @@ workflows:
       - test_persistence:
           requires:
             - setup_dependencies
+      - localnet:
+          requires:
+            - setup_dependencies
       - test_p2p
       - upload_coverage:
           requires: