Remove "openfaas-fn" as default namespace

A user deployed to Okteto where the namespace by default is their username.  Byforcing openfaas-fn by default this was preventing a zero value from being passed which had the effect of always over-riding the users default namespace.

Signed-off-by: Richard Gee <richard@technologee.co.uk>

commands/generate.go

@@ -20,7 +20,7 @@ import (
 )
 
 const (
-	defaultFunctionNamespace = "openfaas-fn"
+	defaultFunctionNamespace = ""
 	resourceKind             = "Function"
 	defaultAPIVersion        = "openfaas.com/v1"
 )

commands/generate_test.go

@@ -23,7 +23,7 @@ var generateTestcases = []struct {
 	Version    string
 }{
 	{
-		Name: "Default Namespace and API Version",
+		Name: "Specified Namespace and API Version",
 		Input: `
 provider:
   name: openfaas

commands/priority.go

@@ -64,13 +64,11 @@ func getNamespace(flagNamespace, stackNamespace string) string {
 	if len(flagNamespace) > 0 {
 		return flagNamespace
 	}
-
-	// if both the namespace flag in stack.yaml and the namespace flag are ommitted
-	// return the defaultNamespace (openfaas-fn)
-	if len(stackNamespace) == 0 && len(flagNamespace) == 0 {
-		return defaultFunctionNamespace
+	// https://github.com/openfaas/faas-cli/issues/742#issuecomment-625746405
+	if len(stackNamespace) > 0 {
+		return stackNamespace
 	}
 
-	// Else return the namespace in stack.yaml
-	return stackNamespace
+	return defaultFunctionNamespace
+
 }

commands/priority_test.go

@@ -61,7 +61,7 @@ func Test_getOverrideNamespace(t *testing.T) {
 		{
 			stack:    "",
 			flag:     "",
-			want:     "openfaas-fn",
+			want:     "",
 			scenario: "no namespace value set in flag and in namespace field of stack file",
 		},