Add test foundations (#14)

internal/utils/utils_test.go

@@ -0,0 +1,18 @@
+// +build unit
+
+package utils
+
+import (
+	"testing"
+	"time"
+)
+
+func TestGetSQLiteFormattedDateTime(t *testing.T) {
+	datetime := time.Date(2021, time.Month(1), 01, 1, 30, 15, 0, time.UTC)
+	result := GetSQLiteFormattedDateTime(datetime)
+
+	if result != "2021-01-01 01:30:15" {
+		t.Log("Expected 2021-01-01 01:30:15 but got ", result)
+		t.Fail()
+	}
+}