package linode import ( "strconv" "testing" "github.com/hashicorp/packer/packer" ) func testConfig() map[string]interface{} { return map[string]interface{}{ "linode_token": "bar", "region": "us-east", "instance_type": "g6-nanode-1", "ssh_username": "root", "image": "linode/alpine3.9", } } func TestBuilder_ImplementsBuilder(t *testing.T) { var raw interface{} raw = &Builder{} if _, ok := raw.(packer.Builder); !ok { t.Fatalf("Builder should be a builder") } } func TestBuilder_Prepare_BadType(t *testing.T) { b := &Builder{} c := map[string]interface{}{ "linode_token": []string{}, } _, warnings, err := b.Prepare(c) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err == nil { t.Fatalf("prepare should fail") } } func TestBuilderPrepare_InvalidKey(t *testing.T) { var b Builder config := testConfig() // Add a random key config["i_should_not_be_valid"] = true _, warnings, err := b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err == nil { t.Fatal("should have error") } } func TestBuilderPrepare_Region(t *testing.T) { var b Builder config := testConfig() // Test default delete(config, "region") _, warnings, err := b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err == nil { t.Fatalf("should error") } expected := "us-east" // Test set config["region"] = expected b = Builder{} _, warnings, err = b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err != nil { t.Fatalf("should not have error: %s", err) } if b.config.Region != expected { t.Errorf("found %s, expected %s", b.config.Region, expected) } } func TestBuilderPrepare_Size(t *testing.T) { var b Builder config := testConfig() // Test default delete(config, "instance_type") _, warnings, err := b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err == nil { t.Fatalf("should error") } expected := "g6-nanode-1" // Test set config["instance_type"] = expected b = Builder{} _, warnings, err = b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err != nil { t.Fatalf("should not have error: %s", err) } if b.config.InstanceType != expected { t.Errorf("found %s, expected %s", b.config.InstanceType, expected) } } func TestBuilderPrepare_Image(t *testing.T) { var b Builder config := testConfig() // Test default delete(config, "image") _, warnings, err := b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err == nil { t.Fatal("should error") } expected := "linode/alpine3.9" // Test set config["image"] = expected b = Builder{} _, warnings, err = b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err != nil { t.Fatalf("should not have error: %s", err) } if b.config.Image != expected { t.Errorf("found %s, expected %s", b.config.Image, expected) } } func TestBuilderPrepare_ImageLabel(t *testing.T) { var b Builder config := testConfig() // Test default _, warnings, err := b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err != nil { t.Fatalf("should not have error: %s", err) } if b.config.ImageLabel == "" { t.Errorf("invalid: %s", b.config.ImageLabel) } // Test set config["image_label"] = "foobarbaz" b = Builder{} _, warnings, err = b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err != nil { t.Fatalf("should not have error: %s", err) } // Test set with template config["image_label"] = "{{timestamp}}" b = Builder{} _, warnings, err = b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err != nil { t.Fatalf("should not have error: %s", err) } _, err = strconv.ParseInt(b.config.ImageLabel, 0, 0) if err != nil { t.Fatalf("failed to parse int in template: %s", err) } } func TestBuilderPrepare_Label(t *testing.T) { var b Builder config := testConfig() // Test default _, warnings, err := b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err != nil { t.Fatalf("should not have error: %s", err) } if b.config.Label == "" { t.Errorf("invalid: %s", b.config.Label) } // Test normal set config["instance_label"] = "foobar" b = Builder{} _, warnings, err = b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err != nil { t.Fatalf("should not have error: %s", err) } // Test with template config["instance_label"] = "foobar-{{timestamp}}" b = Builder{} _, warnings, err = b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err != nil { t.Fatalf("should not have error: %s", err) } // Test with bad template config["instance_label"] = "foobar-{{" b = Builder{} _, warnings, err = b.Prepare(config) if len(warnings) > 0 { t.Fatalf("bad: %#v", warnings) } if err == nil { t.Fatal("should have error") } }