Added tests to utils module

internal/utils/utils_test.go

@@ -7,6 +7,55 @@ import (
 	"time"
 )
 
+func TestExec(t *testing.T) {
+	testCommand := "echo"
+	testArguments := "'Hello World'"
+
+	result := Exec(testCommand, testArguments)
+
+	if result != "Hello World" {
+		t.Log("Expected 'Hellow World' but got ", result)
+		t.Fail()
+	}
+}
+
+func TestExecAndGetLines(t *testing.T) {
+	testCommand := "echo"
+	testArguments := "$'Line1\nLine2\nLine3'"
+	var result []string
+
+	scanner := ExecAndGetLines(testCommand, testArguments)
+
+	for scanner.Scan() {
+		result = append(result, scanner.Text())
+	}
+
+	if len(result) != 3 {
+		t.Log("Expected 3 lines but got ", len(result))
+		t.Fail()
+	}
+}
+
+func TestDeleteEmptySlices(t *testing.T) {
+	testSlice := []string{"Line1", "", "Line3"}
+
+	resultSlice := DeleteEmptySlices(testSlice)
+
+	if (len(resultSlice)) != 2 {
+		t.Log("Expected 2 slices but got ", len(resultSlice))
+	}
+
+}
+
+func TestGetPath(t *testing.T) {
+	invalidPathKey := "test"
+
+	result := GetPath(invalidPathKey)
+	if result != "" {
+		t.Log("Expected empty result but got ", result)
+	}
+}
+
 func TestGetSQLiteFormattedDateTime(t *testing.T) {
 	datetime := time.Date(2021, time.Month(1), 01, 1, 30, 15, 0, time.UTC)
 	result := GetSQLiteFormattedDateTime(datetime)