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package oci
import (
"io/ioutil"
"os"
"reflect"
"strings"
"testing"
client "github.com/hashicorp/packer/builder/oracle/oci/client"
)
func testConfig(accessConfFile *os.File) map[string]interface{} {
return map[string]interface{}{
"availability_domain": "aaaa:PHX-AD-3",
"access_cfg_file": accessConfFile.Name(),
// Image
"base_image_ocid": "ocd1...",
"shape": "VM.Standard1.1",
"image_name": "HelloWorld",
// Networking
"subnet_ocid": "ocd1...",
// Comm
"ssh_username": "opc",
}
}
func getField(c *client.Config, field string) string {
r := reflect.ValueOf(c)
f := reflect.Indirect(r).FieldByName(field)
return string(f.String())
}
func TestConfig(t *testing.T) {
// Shared set-up and defered deletion
cfg, keyFile, err := client.BaseTestConfig()
if err != nil {
t.Fatal(err)
}
defer os.Remove(keyFile.Name())
cfgFile, err := client.WriteTestConfig(cfg)
if err != nil {
t.Fatal(err)
}
defer os.Remove(cfgFile.Name())
// Temporarily set $HOME to temp directory to bypass default
// access config loading.
tmpHome, err := ioutil.TempDir("", "packer_config_test")
if err != nil {
t.Fatalf("err: %+v", err)
}
defer os.Remove(tmpHome)
home := os.Getenv("HOME")
os.Setenv("HOME", tmpHome)
defer os.Setenv("HOME", home)
// Config tests
t.Run("BaseConfig", func(t *testing.T) {
raw := testConfig(cfgFile)
_, errs := NewConfig(raw)
if errs != nil {
t.Fatalf("err: %+v", errs)
}
})
t.Run("NoAccessConfig", func(t *testing.T) {
raw := testConfig(cfgFile)
delete(raw, "access_cfg_file")
_, errs := NewConfig(raw)
s := errs.Error()
expectedErrors := []string{
"'user_ocid'", "'tenancy_ocid'", "'fingerprint'",
"'key_file'",
}
for _, expected := range expectedErrors {
if !strings.Contains(s, expected) {
t.Errorf("Expected %s to contain '%s'", s, expected)
}
}
})
t.Run("AccessConfigTemplateOnly", func(t *testing.T) {
raw := testConfig(cfgFile)
delete(raw, "access_cfg_file")
raw["user_ocid"] = "ocid1..."
raw["tenancy_ocid"] = "ocid1..."
raw["fingerprint"] = "00:00..."
raw["key_file"] = keyFile.Name()
_, errs := NewConfig(raw)
if errs != nil {
t.Fatalf("err: %+v", errs)
}
})
t.Run("TenancyReadFromAccessCfgFile", func(t *testing.T) {
raw := testConfig(cfgFile)
c, errs := NewConfig(raw)
if errs != nil {
t.Fatalf("err: %+v", errs)
}
expected := "ocid1.tenancy.oc1..aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
if c.AccessCfg.Tenancy != expected {
t.Errorf("Expected tenancy: %s, got %s.", expected, c.AccessCfg.Tenancy)
}
})
// Test the correct errors are produced when required template keys are
// omitted.
requiredKeys := []string{"availability_domain", "base_image_ocid", "shape", "subnet_ocid"}
for _, k := range requiredKeys {
t.Run(k+"_required", func(t *testing.T) {
raw := testConfig(cfgFile)
delete(raw, k)
_, errs := NewConfig(raw)
if !strings.Contains(errs.Error(), k) {
t.Errorf("Expected '%s' to contain '%s'", errs.Error(), k)
}
})
}
t.Run("ImageNameDefaultedIfEmpty", func(t *testing.T) {
raw := testConfig(cfgFile)
delete(raw, "image_name")
c, errs := NewConfig(raw)
if errs != nil {
t.Errorf("Unexpected error(s): %s", errs)
}
if !strings.Contains(c.ImageName, "packer-") {
t.Errorf("got default ImageName %q, want image name 'packer-{{timestamp}}'", c.ImageName)
}
})
// Test that AccessCfgFile properties are overridden by their
// corosponding template keys.
accessOverrides := map[string]string{
"user_ocid": "User",
"tenancy_ocid": "Tenancy",
"region": "Region",
"fingerprint": "Fingerprint",
}
for k, v := range accessOverrides {
t.Run("AccessCfg."+v+"Overridden", func(t *testing.T) {
expected := "override"
raw := testConfig(cfgFile)
raw[k] = expected
c, errs := NewConfig(raw)
if errs != nil {
t.Fatalf("err: %+v", errs)
}
accessVal := getField(c.AccessCfg, v)
if accessVal != expected {
t.Errorf("Expected AccessCfg.%s: %s, got %s", v, expected, accessVal)
}
})
}
}
|