Using - instead of _ for Azure blob storage container name in tests

.drone.yml

@@ -56,8 +56,8 @@ steps:
       from_secret: GCS_SERVICE_ACCOUNT
     GCS_PROJECT_ID: 
       from_secret: GOOGLE_CLOUD_PROJECT
-    ATHENS_AZURE_ACCOUNT_NAME:
-      from_secret: ATHENS_AZURE_ACCOUNT_NAME
+    ATHENS_ACCOUNT_NAME:
+      from_secret: AZURE_ACCOUNT_NAME
     ATHENS_AZURE_ACCOUNT_KEY: 
       from_secret: ATHENS_AZURE_ACCOUNT_KEY
   when:

pkg/stash/with_azureblob_test.go

@@ -21,7 +21,8 @@ import (
 // is done synchronously so that only the first module gets saved.
 func TestWithAzureBlob(t *testing.T) {
 	containerName := randomContainerName(os.Getenv("DRONE_PULL_REQUEST"))
-	cfg := getAzureTestConfig(containerName)
+
+	cfg := getAzureTestConfig(t, containerName)
 	if cfg == nil {
 		t.SkipNow()
 	}
@@ -84,14 +85,16 @@ func (ms *mockAzureBlobStasher) Stash(ctx context.Context, mod, ver string) (str
 	return "", fmt.Errorf("second time error")
 }
 
-func getAzureTestConfig(containerName string) *config.AzureBlobConfig {
+func getAzureTestConfig(t *testing.T, containerName string) *config.AzureBlobConfig {
 	key := os.Getenv("ATHENS_AZURE_ACCOUNT_KEY")
 	if key == "" {
+		t.Log("ATHENS_AZURE_ACCOUNT_KEY not provided.")
 		return nil
 	}
-	name := os.Getenv("ATHENS_AZURE_ACCOUNT_NAME")
+	name := os.Getenv("AZURE_ACCOUNT_NAME")
 	if name == "" {
-		return nil
+		t.Log("AZURE_ACCOUNT_NAME not provided, falling back to 'athens'.")
+		name = "athens"
 	}
 	return &config.AzureBlobConfig{
 		AccountName:   name,
@@ -105,7 +108,7 @@ func randomContainerName(prefix string) string {
 	// see https://github.com/technosophos/moniker for more details
 	namer := moniker.New()
 	if prefix != "" {
-		return fmt.Sprintf("%s_%s", prefix, namer.NameSep(""))
+		return fmt.Sprintf("%s-%s", prefix, namer.NameSep(""))
 	}
 	return namer.NameSep("")
 }