jenkins/jobs/configs/buildtools.json - continuous-integration - Git at Google

 [
     {
         "configurations": [
             {
                 "configurations": [
                     {"node": "linux-x86_64"},
                     {"node": "ubuntu_16.04-x86_64"},
                     {"node": "darwin-x86_64"}
                 ]
             }
         ],
         "parameters": {
             "targets": [],
             "tests": [":tests"]
         }
     }
 ]
	[
	{
	"configurations": [
	{
	"configurations": [
	{"node": "linux-x86_64"},
	{"node": "ubuntu_16.04-x86_64"},
	{"node": "darwin-x86_64"}
	]
	}
	],
	"parameters": {
	"targets": [],
	"tests": [":tests"]
	}
	}
	]