Contract test [GET] (#19)

Closes: #17
Depends on: cosmos/cosmos-sdk#4470

.circleci/config.yml

@@ -391,6 +391,24 @@ jobs:
       - store_artifacts:
           path: /go/src/github.com/cosmos/gaia/gaia-windows-res.yml
 
+  contract_tests:
+    <<: *linux_defaults
+    steps:
+      - attach_workspace:
+          at: /tmp/workspace
+      - checkout
+      - setup_remote_docker:
+          docker_layer_caching: true
+      - run:
+          name: Get Node.js and test REST implementation against swagger documentation at  https://cosmos.network/rpc/
+          command: |
+            go get github.com/snikch/goodman/cmd/goodman
+            make build
+            make build-contract-tests-hooks
+            make setup-contract-tests-data
+            export PATH=~/.local/bin:$PATH
+            ./contrib/get_node.sh && make contract-tests
+
 workflows:
   version: 2
   test-suite:
@@ -469,4 +487,7 @@ workflows:
                 - master
           requires:
             - setup_dependencies
+      - contract_tests:
+          requires:
+            - setup_dependencies