Implemented acceptance test for compress

post-processor/compress/post-processor_test.go

 package compress
 
-// import (
-// 	"testing"
-//
-// 	builderT "github.com/mitchellh/packer/helper/builder/testing"
-// )
-//
-// func TestBuilderTagsAcc_basic(t *testing.T) {
-// 	builderT.Test(t, builderT.TestCase{
-// 		Builder:  &Builder{},
-// 		Template: simpleTestCase,
-// 		Check:    checkTags(),
-// 	})
-// }
+import (
+	"fmt"
+	"os"
+	"strings"
+	"testing"
+
+	"github.com/mitchellh/packer/builder/file"
+	env "github.com/mitchellh/packer/helper/builder/testing"
+	"github.com/mitchellh/packer/packer"
+	"github.com/mitchellh/packer/template"
+)
+
+func setup(t *testing.T) (packer.Ui, packer.Artifact, error) {
+	// Create fake UI and Cache
+	ui := packer.TestUi(t)
+	cache := &packer.FileCache{CacheDir: os.TempDir()}
+
+	// Create config for file builder
+	const fileConfig = `{"builders":[{"type":"file","target":"package.txt","content":"Hello world!"}]}`
+	tpl, err := template.Parse(strings.NewReader(fileConfig))
+	if err != nil {
+		return nil, nil, fmt.Errorf("Unable to parse setup configuration: %s", err)
+	}
+
+	// Prepare the file builder
+	builder := file.Builder{}
+	warnings, err := builder.Prepare(tpl.Builders["file"].Config)
+	if len(warnings) > 0 {
+		for _, warn := range warnings {
+			return nil, nil, fmt.Errorf("Configuration warning: %s", warn)
+		}
+	}
+	if err != nil {
+		return nil, nil, fmt.Errorf("Invalid configuration: %s", err)
+	}
+
+	// Run the file builder
+	artifact, err := builder.Run(ui, nil, cache)
+	if err != nil {
+		return nil, nil, fmt.Errorf("Failed to build artifact: %s", err)
+	}
+
+	return ui, artifact, err
+}
+
+func TestSimpleCompress(t *testing.T) {
+	if os.Getenv(env.TestEnvVar) == "" {
+		t.Skip(fmt.Sprintf(
+			"Acceptance tests skipped unless env '%s' set", env.TestEnvVar))
+	}
+
+	ui, artifact, err := setup(t)
+	if err != nil {
+		t.Fatalf("Error bootstrapping test: %s", err)
+	}
+	if artifact != nil {
+		defer artifact.Destroy()
+	}
+
+	tpl, err := template.Parse(strings.NewReader(simpleTestCase))
+	if err != nil {
+		t.Fatalf("Unable to parse test config: %s", err)
+	}
+
+	compressor := PostProcessor{}
+	compressor.Configure(tpl.PostProcessors[0][0].Config)
+	artifactOut, _, err := compressor.PostProcess(ui, artifact)
+	if err != nil {
+		t.Fatalf("Failed to compress artifact: %s", err)
+	}
+	// Cleanup after the test completes
+	defer artifactOut.Destroy()
+
+	// Verify things look good
+	fi, err := os.Stat("package.tar.gz")
+	if err != nil {
+		t.Errorf("Unable to read archive: %s", err)
+	}
+	if fi.IsDir() {
+		t.Error("Archive should not be a directory")
+	}
+}
 
 const simpleTestCase = `
 {
+    "post-processors": [
+        {
             "type": "compress",
-  "output": "foo.tar.gz"
+            "output": "package.tar.gz"
+        }
+    ]
 }
 `