diff --git a/config/config_test.go b/config/config_test.go
index 76a02eae0..3b63432a6 100644
--- a/config/config_test.go
+++ b/config/config_test.go
@@ -21,6 +21,7 @@ import (
 	"encoding/json"
 	"os"
 	"path"
+	"path/filepath"
 	"reflect"
 	"strings"
 	"testing"
@@ -5848,3 +5849,46 @@ func TestV1GetConfigRANKINGS_JSON(t *testing.T) {
 		t.Errorf("Expected %+v \n, received %+v", utils.ToJSON(expected), utils.ToJSON(reply))
 	}
 }
+
+func TestV1ReloadConfig(t *testing.T) {
+	cfg := &CGRConfig{}
+	ctx := context.TODO()
+	missingPathArgs := &ReloadArgs{
+		APIOpts: map[string]any{},
+		Tenant:  "cgrates.org",
+		Section: "section",
+		DryRun:  false,
+	}
+	var reply string
+	err := cfg.V1ReloadConfig(ctx, missingPathArgs, &reply)
+	if err == nil {
+		t.Errorf("Expected an error for missing 'Path' field, but got none")
+	}
+
+}
+
+func TestLoadConfigFromFolder(t *testing.T) {
+	cfg := &CGRConfig{}
+	tmpDir, err := os.MkdirTemp("", "configtest")
+	if err != nil {
+		t.Fatalf("Failed to create temp directory: %v", err)
+	}
+	defer os.RemoveAll(tmpDir)
+	err = cfg.loadConfigFromFolder(tmpDir, nil, false)
+	if err == nil || err.Error() != "No config file found on path "+tmpDir {
+		t.Errorf("Expected error for no config files, but got: %v", err)
+	}
+	validJson := `{"Subject": "1001"}`
+	filePath := filepath.Join(tmpDir, "config.json")
+	err = os.WriteFile(filePath, []byte(validJson), 0644)
+	if err != nil {
+		t.Fatalf("Failed to write test JSON file: %v", err)
+	}
+	loadFunc := func(jsnCfg *CgrJsonCfg) error {
+		return nil
+	}
+	err = cfg.loadConfigFromFolder(tmpDir, []func(jsnCfg *CgrJsonCfg) error{loadFunc}, false)
+	if err != nil {
+		t.Errorf("Expected no error, but got: %v", err)
+	}
+}
diff --git a/config/configs_test.go b/config/configs_test.go
index 79b64138a..73fb18a03 100644
--- a/config/configs_test.go
+++ b/config/configs_test.go
@@ -19,6 +19,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 package config
 
 import (
+	"net/http"
+	"net/http/httptest"
+	"os"
 	"reflect"
 	"strings"
 	"testing"
@@ -112,3 +115,44 @@ func TestConfigSCfgClone(t *testing.T) {
 		t.Errorf("Expected clone to not modify the cloned")
 	}
 }
+
+func TestHandleConfigSFile(t *testing.T) {
+
+	tmpFile, err := os.CreateTemp("", "testfile-*.txt")
+	if err != nil {
+		t.Fatalf("Failed to create temp file: %v", err)
+	}
+	defer os.Remove(tmpFile.Name())
+
+	content := "content"
+	if _, err := tmpFile.WriteString(content); err != nil {
+		t.Fatalf("Failed to write to temp file: %v", err)
+	}
+	tmpFile.Close()
+
+	rr := httptest.NewRecorder()
+
+	handleConfigSFile(tmpFile.Name(), rr)
+
+	if rr.Code != http.StatusOK {
+		t.Errorf("Expected status code %d, got %d", http.StatusOK, rr.Code)
+	}
+
+	if rr.Body.String() != content {
+		t.Errorf("Expected response body %q, got %q", content, rr.Body.String())
+	}
+}
+
+func TestHandleConfigSFileFileReadError(t *testing.T) {
+
+	nonExistentFilePath := "non-existent-file.txt"
+
+	rr := httptest.NewRecorder()
+
+	handleConfigSFile(nonExistentFilePath, rr)
+
+	if rr.Code != http.StatusInternalServerError {
+		t.Errorf("Expected status code %d, got %d", http.StatusInternalServerError, rr.Code)
+	}
+
+}
diff --git a/ers/lib_test.go b/ers/lib_test.go
index 0fd1af1f8..5d7319ea5 100644
--- a/ers/lib_test.go
+++ b/ers/lib_test.go
@@ -20,7 +20,11 @@ package ers
 
 import (
 	"os"
+	"path/filepath"
+	"strings"
+	"sync"
 	"testing"
+	"time"
 )
 
 func testCreateDirs(t *testing.T) {
@@ -61,3 +65,58 @@ func testCleanupFiles(t *testing.T) {
 		}
 	}
 }
+
+func TestProcessReaderDir(t *testing.T) {
+	dir, err := os.MkdirTemp("", "testProcessReaderDir")
+	if err != nil {
+		t.Fatalf("Failed to create temp directory: %v", err)
+	}
+	defer os.RemoveAll(dir)
+
+	file1 := filepath.Join(dir, "file1.csv")
+	file2 := filepath.Join(dir, "file2.csv")
+	file3 := filepath.Join(dir, "file3.txt")
+
+	if err := os.WriteFile(file1, []byte("data"), 0644); err != nil {
+		t.Fatalf("Failed to create file1: %v", err)
+	}
+	if err := os.WriteFile(file2, []byte("data"), 0644); err != nil {
+		t.Fatalf("Failed to create file2: %v", err)
+	}
+	if err := os.WriteFile(file3, []byte("data"), 0644); err != nil {
+		t.Fatalf("Failed to create file3: %v", err)
+	}
+
+	var processedFiles []string
+	var mu sync.Mutex
+	mockFunc := func(fn string) error {
+		mu.Lock()
+		defer mu.Unlock()
+		processedFiles = append(processedFiles, fn)
+		return nil
+	}
+
+	processReaderDir(dir, ".csv", mockFunc)
+
+	time.Sleep(500 * time.Millisecond)
+
+	mu.Lock()
+	defer mu.Unlock()
+	if len(processedFiles) != 2 {
+		t.Errorf("Expected 2 files to be processed, got %d", len(processedFiles))
+	}
+
+	expectedFiles := []string{"file1.csv", "file2.csv"}
+	for _, expected := range expectedFiles {
+		found := false
+		for _, processed := range processedFiles {
+			if strings.HasSuffix(processed, expected) {
+				found = true
+				break
+			}
+		}
+		if !found {
+			t.Errorf("Expected file %s to be processed, but it was not", expected)
+		}
+	}
+}