open-nomad/client/driver/qemu_test.go
2015-09-09 14:28:16 -05:00

115 lines
2.5 KiB
Go

package driver
import (
"fmt"
"os"
"testing"
"github.com/hashicorp/nomad/client/config"
"github.com/hashicorp/nomad/nomad/structs"
)
func TestQemuDriver_Handle(t *testing.T) {
h := &qemuHandle{
proc: &os.Process{Pid: 123},
vmID: "vmid",
doneCh: make(chan struct{}),
waitCh: make(chan error, 1),
}
actual := h.ID()
expected := `QEMU:{"Pid":123,"VmID":"vmid"}`
if actual != expected {
t.Errorf("Expected `%s`, found `%s`", expected, actual)
}
}
func TestQemuDriver_Fingerprint(t *testing.T) {
d := NewQemuDriver(testLogger())
node := &structs.Node{
Attributes: make(map[string]string),
}
apply, err := d.Fingerprint(&config.Config{}, node)
if err != nil {
t.Fatalf("err: %v", err)
}
if !apply {
t.Fatalf("should apply")
}
if node.Attributes["driver.qemu"] == "" {
t.Fatalf("Missing Qemu driver")
}
if node.Attributes["driver.qemu.version"] == "" {
t.Fatalf("Missing Qemu driver version")
}
}
func TestQemuDriver_Start(t *testing.T) {
ctx := NewExecContext()
ctx.AllocDir = os.TempDir()
d := NewQemuDriver(testLogger())
// TODO: use test server to load from a fixture
task := &structs.Task{
Config: map[string]string{
"image_source": "https://dl.dropboxusercontent.com/u/47675/jar_thing/linux-0.2.img",
"accelerator": "tcg",
"host_port": "8080",
"guest_port": "8081",
"checksum": "a5e836985934c3392cbbd9b26db55a7d35a8d7ae1deb7ca559dd9c0159572544",
// ssh u/p would be here
},
}
// add requred memory resource
task.Resources = &structs.Resources{
MemoryMB: 512,
}
handle, err := d.Start(ctx, task)
if err != nil {
t.Fatalf("err: %v", err)
}
if handle == nil {
t.Fatalf("missing handle")
}
// Attempt to open
handle2, err := d.Open(ctx, handle.ID())
if err != nil {
t.Fatalf("err: %v", err)
}
if handle2 == nil {
t.Fatalf("missing handle")
}
// Clean up
if err := handle.Kill(); err != nil {
fmt.Printf("\nError killing Qemu test: %s", err)
}
}
func TestQemuDriver_RequiresMemory(t *testing.T) {
ctx := NewExecContext()
ctx.AllocDir = os.TempDir()
d := NewQemuDriver(testLogger())
// TODO: use test server to load from a fixture
task := &structs.Task{
Config: map[string]string{
"image_source": "https://dl.dropboxusercontent.com/u/47675/jar_thing/linux-0.2.img",
"accelerator": "tcg",
"host_port": "8080",
"guest_port": "8081",
"checksum": "a5e836985934c3392cbbd9b26db55a7d35a8d7ae1deb7ca559dd9c0159572544",
// ssh u/p would be here
},
}
_, err := d.Start(ctx, task)
if err == nil {
t.Fatalf("Expected error when not specifying memory")
}
}