packer-cn/builder/null/config_test.go

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package null
import (
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"os"
"testing"
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"github.com/mitchellh/packer/helper/communicator"
)
func testConfig() map[string]interface{} {
return map[string]interface{}{
"ssh_host": "foo",
"ssh_username": "bar",
"ssh_password": "baz",
}
}
func testConfigStruct(t *testing.T) *Config {
c, warns, errs := NewConfig(testConfig())
if len(warns) > 0 {
t.Fatalf("bad: %#v", len(warns))
}
if errs != nil {
t.Fatalf("bad: %#v", errs)
}
return c
}
func testConfigErr(t *testing.T, warns []string, err error) {
if len(warns) > 0 {
t.Fatalf("bad: %#v", warns)
}
if err == nil {
t.Fatal("should error")
}
}
func testConfigOk(t *testing.T, warns []string, err error) {
if len(warns) > 0 {
t.Fatalf("bad: %#v", warns)
}
if err != nil {
t.Fatalf("bad: %s", err)
}
}
func TestConfigPrepare_port(t *testing.T) {
raw := testConfig()
// default port should be 22
delete(raw, "port")
c, warns, errs := NewConfig(raw)
if c.CommConfig.SSHPort != 22 {
t.Fatalf("bad: port should default to 22, not %d", c.CommConfig.SSHPort)
}
testConfigOk(t, warns, errs)
}
func TestConfigPrepare_host(t *testing.T) {
raw := testConfig()
// No host
delete(raw, "ssh_host")
_, warns, errs := NewConfig(raw)
testConfigErr(t, warns, errs)
// Good host
raw["ssh_host"] = "good"
_, warns, errs = NewConfig(raw)
testConfigOk(t, warns, errs)
}
func TestConfigPrepare_sshUsername(t *testing.T) {
raw := testConfig()
// No ssh_username
delete(raw, "ssh_username")
_, warns, errs := NewConfig(raw)
testConfigErr(t, warns, errs)
// Good ssh_username
raw["ssh_username"] = "good"
_, warns, errs = NewConfig(raw)
testConfigOk(t, warns, errs)
}
func TestConfigPrepare_sshCredential(t *testing.T) {
raw := testConfig()
// no ssh_password and no ssh_private_key_file
delete(raw, "ssh_password")
delete(raw, "ssh_private_key_file")
_, warns, errs := NewConfig(raw)
testConfigErr(t, warns, errs)
// only ssh_password
raw["ssh_password"] = "good"
_, warns, errs = NewConfig(raw)
testConfigOk(t, warns, errs)
// only ssh_private_key_file
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testFile := communicator.TestPEM(t)
defer os.Remove(testFile)
raw["ssh_private_key_file"] = testFile
delete(raw, "ssh_password")
_, warns, errs = NewConfig(raw)
testConfigOk(t, warns, errs)
// both ssh_password and ssh_private_key_file set
raw["ssh_password"] = "bad"
_, warns, errs = NewConfig(raw)
testConfigErr(t, warns, errs)
}