fix: issue --namespace showing twice

docs/Gemfile.lock

@@ -231,7 +231,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     ref (2.0.0)
-    rexml (3.3.6)
+    rexml (3.3.3)
       strscan
     rouge (3.26.0)
     rubyzip (2.3.0)

modules/helm/cmd.go

@@ -1,6 +1,8 @@
 package helm
 
 import (
+	"slices"
+
 	"github.com/gruntwork-io/go-commons/errors"
 	"github.com/gruntwork-io/terratest/modules/shell"
 	"github.com/gruntwork-io/terratest/modules/testing"
@@ -66,7 +68,10 @@ func RunHelmCommandAndGetStdOutE(t testing.TestingT, options *Options, cmd strin
 func prepareHelmCommand(t testing.TestingT, options *Options, cmd string, additionalArgs ...string) shell.Command {
 	args := []string{cmd}
 	args = getCommonArgs(options, args...)
-	args = append(args, getNamespaceArgs(options)...)
+	// name space arg only append if it is not there
+	if !slices.Contains(additionalArgs, "--namespace") {
+		args = append(args, getNamespaceArgs(options)...)
+	}
 	args = append(args, additionalArgs...)
 
 	helmCmd := shell.Command{

modules/helm/cmd_test.go

@@ -0,0 +1,50 @@
+package helm
+
+import (
+	"testing"
+
+	"github.com/gruntwork-io/terratest/modules/k8s"
+	"github.com/gruntwork-io/terratest/modules/logger"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestPrepareHelmCommand(t *testing.T) {
+	t.Parallel()
+
+	options := &Options{
+		KubectlOptions: &k8s.KubectlOptions{
+			Namespace: "test-namespace",
+		},
+		EnvVars: map[string]string{"SampleEnv": "test_value"},
+		Logger:  logger.Default,
+	}
+	t.Run("command without additional args", func(t *testing.T) {
+		cmd := prepareHelmCommand(t, options, "install")
+		assert.Equal(t, "helm", cmd.Command)
+		assert.Contains(t, cmd.Args, "install")
+		assert.Contains(t, cmd.Args, "--namespace")
+		assert.Contains(t, cmd.Args, "test-namespace")
+		assert.Equal(t, ".", cmd.WorkingDir)
+		assert.Equal(t, options.EnvVars, cmd.Env)
+		assert.Equal(t, options.Logger, cmd.Logger)
+	})
+	t.Run("Command with additional args", func(t *testing.T) {
+		cmd := prepareHelmCommand(t, options, "upgrade", "--install", "my-release", "my-chart")
+		assert.Equal(t, "helm", cmd.Command)
+		assert.Contains(t, cmd.Args, "upgrade")
+		assert.Contains(t, cmd.Args, "--install")
+		assert.Contains(t, cmd.Args, "my-release")
+		assert.Contains(t, cmd.Args, "my-chart")
+		assert.Contains(t, cmd.Args, "--namespace")
+		assert.Contains(t, cmd.Args, "test-namespace")
+	})
+
+	t.Run("Command with namespace in additional args", func(t *testing.T) {
+		cmd := prepareHelmCommand(t, options, "install", "--namespace", "custom-namespace")
+		assert.Equal(t, "helm", cmd.Command)
+		assert.Contains(t, cmd.Args, "install")
+		assert.Contains(t, cmd.Args, "--namespace")
+		assert.Contains(t, cmd.Args, "custom-namespace")
+		assert.NotContains(t, cmd.Args, "test-namespace")
+	})
+}

modules/terraform/output.go

@@ -6,7 +6,6 @@ import (
 	"fmt"
 	"reflect"
 	"strconv"
-	"strings"
 
 	"github.com/gruntwork-io/terratest/modules/testing"
 	"github.com/stretchr/testify/require"
@@ -301,35 +300,17 @@ func OutputStructE(t testing.TestingT, options *Options, key string, v interface
 	if err != nil {
 		return err
 	}
-	out = cleanOutput(out)
 
 	return json.Unmarshal([]byte(out), &v)
 }
 
-// cleanOutput removes lines containing "INFO" and non-printable ASCII characters from the output.
-func cleanOutput(out string) string {
-	var result []rune
-	for _, line := range strings.Split(out, "\n") {
-		if strings.Contains(line, "INFO") {
-			continue
-		}
-		for _, r := range line {
-			if r >= 32 && r < 127 { // Keep printable ASCII characters only
-				result = append(result, r)
-			}
-		}
-	}
-	return string(result)
-}
-
 // OutputForKeysE calls terraform output for the given key list and returns values as a map.
 // The returned values are of type interface{} and need to be type casted as necessary. Refer to output_test.go
 func OutputForKeysE(t testing.TestingT, options *Options, keys []string) (map[string]interface{}, error) {
 	out, err := OutputJsonE(t, options, "")
 	if err != nil {
 		return nil, err
 	}
-	out = cleanOutput(out)
 
 	outputMap := map[string]map[string]interface{}{}
 	if err := json.Unmarshal([]byte(out), &outputMap); err != nil {