Use Docker Compose.

Author: AlekSi

.travis.yml

@@ -1,6 +1,6 @@
 sudo: required
 language: go
-go: 
+go:
   - 1.8.x
   - 1.9.x
   - master
@@ -12,9 +12,9 @@ install:
   - go get golang.org/x/tools/cmd/cover
   - go get github.com/stretchr/testify/assert
 before_install:
-  - docker pull yandex/clickhouse-server
-  - docker run -d -p 127.0.0.1:9000:9000 --name some-clickhouse-server --ulimit nofile=262144:262144 yandex/clickhouse-server
-  - docker ps -a
+  - docker --version
+  - docker-compose --version
+  - docker-compose up -d
 script:
   - ./go.test.sh
 after_success:

CONTRIBUTING.md

@@ -0,0 +1,10 @@
+# Contributing notes
+
+## Local setup
+
+The easiest way to run tests is to use Docker Compose:
+
+```
+docker-compose up
+make
+```

docker-compose.yml

@@ -0,0 +1,9 @@
+---
+version: '3'
+services:
+  clickhouse:
+    image: yandex/clickhouse-server
+    ports:
+      - 127.0.0.1:8123:8123
+      - 127.0.0.1:9000:9000
+      - 127.0.0.1:9009:9009