Merge pull request #443 from chanwit/bats-func-tests

Proposal: PoC for Bats integration tests

test/integration/manage-non-available-node.bats

@@ -0,0 +1,15 @@
+#!/usr/bin/env bats
+
+load vars
+
+@test "managing non-available node should be timed out" {
+
+	#
+	# timeout does not accept a bash function, so hard-coded path is required
+	#
+	run timeout 15s $GOBIN/swarm manage -H 127.0.0.1:2375 nodes://8.8.8.8:2375
+
+	[ "$status" -ne 0 ]
+	[[ ${lines[0]} =~ "Listening for HTTP" ]]
+	[[ ${lines[1]} =~ "ConnectEx tcp: i/o timeout" ]]
+}

test/integration/vars.bash

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+function swarm() {
+	$GOBIN/swarm $@
+}

test/integration/version-and-gitcommit.bats

@@ -0,0 +1,10 @@
+#!/usr/bin/env bats
+
+load vars
+
+@test "version string should contain a proper number with git commit" {
+	run swarm -v
+
+	[ "$status" -eq 0 ]
+	[[ ${lines[0]} =~ version\ [0-9]+\.[0-9]+\.[0-9]+\ \([0-9a-f]{7}\)$ ]]
+}