modify verbose from bool to int for level of verbose

provisioner/testinfra.go

@@ -28,7 +28,7 @@ type Config struct {
 	Sudo       bool     `mapstructure:"sudo" required:"false"`
 	SudoUser   string   `mapstructure:"sudo_user" required:"false"`
 	TestFiles  []string `mapstructure:"test_files" required:"false"`
-	Verbose    bool     `mapstructure:"verbose" required:"false"`
+	Verbose    int      `mapstructure:"verbose" required:"false"`
 
 	ctx interpolate.Context
 }
@@ -175,8 +175,8 @@ func (provisioner *Provisioner) Prepare(raws ...interface{}) error {
 	}
 
 	// verbose parameter
-	if provisioner.config.Verbose {
-		log.Print("pytest will execute with verbosity enabled")
+	if provisioner.config.Verbose > 0 {
+		log.Print("pytest will execute with verbose enabled at level %d", provisioner.config.Verbose)
 	}
 
 	// check if testinfra files are specified as inputs

provisioner/testinfra_test.go

@@ -23,7 +23,7 @@ var basicConfig = &Config{
 	Sudo:       true,
 	SudoUser:   "fooman",
 	TestFiles:  []string{"fixtures/test.py"},
-	Verbose:    true,
+	Verbose:    1,
 }
 
 // test basic config for packer template/config data
@@ -98,8 +98,8 @@ func TestProvisionerPrepareMinimal(test *testing.T) {
 		test.Errorf("default empty setting for SudoUser is incorrect: %s", provisioner.config.SudoUser)
 	}
 
-	if provisioner.config.Verbose == true {
-		test.Errorf("default false setting for Verbose is incorrect: %t", provisioner.config.Verbose)
+	if provisioner.config.Verbose != 0 {
+		test.Errorf("default empty setting for Verbose is incorrect: %d", provisioner.config.Verbose)
 	}
 
 	if provisioner.config.PytestPath != "py.test" {