fix var naming and docs in acctest package

packer-plugin-sdk/acctest/provisioneracc/builders.go

@@ -1,9 +1,7 @@
 /*
 The provisioneracc package creates a framework for provisioner acceptance
-testing.
-
-Variables stored in this file represent implementations of the BuilderFixture
-struct inside of provisioners.go
+testing. For builder acceptance testing, use the top level tooling in the
+acctest package.
 */
 
 package provisioneracc
@@ -12,6 +10,11 @@ import (
 	"github.com/hashicorp/packer/packer-plugin-sdk/acctest/testutils"
 )
 
+// Variables stored in this file represent implementations of the BuilderFixture
+// struct inside of provisioners.go
+
+// AmasonEBSBuilderFixtureLinux points to a build stub of a simple amazon-ebs
+// build running on a linux operating system.
 var AmasonEBSBuilderFixtureLinux = &BuilderFixture{
 	Name:         "Amazon-ebs Linux builder",
 	TemplatePath: "amazon-ebs/amazon-ebs.txt",
@@ -28,6 +31,8 @@ var AmasonEBSBuilderFixtureLinux = &BuilderFixture{
 	},
 }
 
+// AmasonEBSBuilderFixtureWindows points to a build stub of a simple amazon-ebs
+// build running on a Windows operating system.
 var AmasonEBSBuilderFixtureWindows = &BuilderFixture{
 	Name:         "Amazon-ebs Windows builder",
 	TemplatePath: "amazon-ebs/amazon-ebs_windows.txt",
@@ -44,7 +49,9 @@ var AmasonEBSBuilderFixtureWindows = &BuilderFixture{
 	},
 }
 
-var VirtualboxBuilderFixtureWindows = &BuilderFixture{
+// VirtualboxBuilderFixtureLinux points to a build stub of a simple amazon-ebs
+// build running on a linux operating system.
+var VirtualboxBuilderFixtureLinux = &BuilderFixture{
 	Name:         "Virtualbox Windows builder",
 	TemplatePath: "virtualbox/virtualbox-iso.txt",
 	GuestOS:      "linux",

packer-plugin-sdk/acctest/provisioneracc/provisioners.go

@@ -333,6 +333,6 @@ type BuilderAcceptance interface {
 
 // Mapping of all builder fixtures defined for a given builder type.
 var BuildersAccTest = map[string][]*BuilderFixture{
-	"virtualbox-iso": []*BuilderFixture{VirtualboxBuilderFixtureWindows},
+	"virtualbox-iso": []*BuilderFixture{VirtualboxBuilderFixtureLinux},
 	"amazon-ebs":     []*BuilderFixture{AmasonEBSBuilderFixtureLinux, AmasonEBSBuilderFixtureWindows},
 }