harness-drone/shared/build/docker/client_test.go
2014-09-23 23:57:43 -07:00

67 lines
1.1 KiB
Go

package docker
import (
"io/ioutil"
"os"
"testing"
)
func TestHostFromEnv(t *testing.T) {
os.Setenv("DOCKER_HOST", "tcp://1.1.1.1:2375")
defer os.Setenv("DOCKER_HOST", "")
client := New()
if client.proto != "tcp" {
t.Fail()
}
if client.addr != "1.1.1.1:2375" {
t.Fail()
}
}
func TestInvalidHostFromEnv(t *testing.T) {
os.Setenv("DOCKER_HOST", "tcp:1.1.1.1:2375") // missing tcp:// prefix
defer os.Setenv("DOCKER_HOST", "")
client := New()
if client.addr == "1.1.1.1:2375" {
t.Fail()
}
}
func TestSocketHost(t *testing.T) {
// create temporary file to represent the docker socket
file, err := ioutil.TempFile("", "TestDefaultUnixHost")
if err != nil {
t.Fail()
}
file.Close()
defer os.Remove(file.Name())
client := &Client{}
client.setHost(file.Name())
if client.proto != "unix" {
t.Fail()
}
if client.addr != file.Name() {
t.Fail()
}
}
func TestDefaultTcpHost(t *testing.T) {
client := &Client{}
client.setHost("/tmp/missing_socket")
if client.proto != "tcp" {
t.Fail()
}
if client.addr != "0.0.0.0:2375" {
t.Fail()
}
}