terraform/terraform/transform_config_test.go

129 lines
2.9 KiB
Go

package terraform
import (
"path/filepath"
"strings"
"testing"
"github.com/hashicorp/terraform/config/module"
)
func TestConfigTransformer_nilModule(t *testing.T) {
g := Graph{Path: RootModulePath}
tf := &ConfigTransformer{}
if err := tf.Transform(&g); err == nil {
t.Fatal("should error")
}
}
func TestConfigTransformer_unloadedModule(t *testing.T) {
mod, err := module.NewTreeModule(
"", filepath.Join(fixtureDir, "graph-basic"))
if err != nil {
t.Fatalf("err: %s", err)
}
g := Graph{Path: RootModulePath}
tf := &ConfigTransformer{Module: mod}
if err := tf.Transform(&g); err == nil {
t.Fatal("should error")
}
}
func TestConfigTransformer(t *testing.T) {
g := Graph{Path: RootModulePath}
tf := &ConfigTransformer{Module: testModule(t, "graph-basic")}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testGraphBasicStr)
if actual != expected {
t.Fatalf("bad:\n\n%s", actual)
}
}
func TestConfigTransformer_dependsOn(t *testing.T) {
g := Graph{Path: RootModulePath}
tf := &ConfigTransformer{Module: testModule(t, "graph-depends-on")}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testGraphDependsOnStr)
if actual != expected {
t.Fatalf("bad:\n\n%s", actual)
}
}
func TestConfigTransformer_modules(t *testing.T) {
g := Graph{Path: RootModulePath}
tf := &ConfigTransformer{Module: testModule(t, "graph-modules")}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testGraphModulesStr)
if actual != expected {
t.Fatalf("bad:\n\n%s", actual)
}
}
func TestConfigTransformer_outputs(t *testing.T) {
g := Graph{Path: RootModulePath}
tf := &ConfigTransformer{Module: testModule(t, "graph-outputs")}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testGraphOutputsStr)
if actual != expected {
t.Fatalf("bad:\n\n%s", actual)
}
}
func TestConfigTransformer_errMissingDeps(t *testing.T) {
g := Graph{Path: RootModulePath}
tf := &ConfigTransformer{Module: testModule(t, "graph-missing-deps")}
if err := tf.Transform(&g); err == nil {
t.Fatalf("err: %s", err)
}
}
const testGraphBasicStr = `
aws_instance.web
aws_security_group.firewall
aws_load_balancer.weblb
aws_instance.web
aws_security_group.firewall
openstack_floating_ip.random
provider.aws
openstack_floating_ip.random
`
const testGraphDependsOnStr = `
aws_instance.db
aws_instance.web
aws_instance.web
`
const testGraphModulesStr = `
aws_instance.web
aws_security_group.firewall
module.consul
aws_security_group.firewall
module.consul
aws_security_group.firewall
provider.aws
`
const testGraphOutputsStr = `
aws_instance.foo
output.foo
aws_instance.foo
`