Merge pull request #32 from binotaliu/feature/time-freeze-helpers

Add `freezeTime`/`freezeSecond` helpers

src/Time.php

@@ -6,6 +6,28 @@
 
 use DateTimeInterface;
 
+/**
+ * Freeze time.
+ *
+ * @param  callable|null  $callback
+ * @return mixed
+ */
+function freezeTime($callback = null)
+{
+    return test()->freezeTime($callback);
+}
+
+/**
+ * Freeze time at the beginning of the current second.
+ *
+ * @param  callable|null  $callback
+ * @return mixed
+ */
+function freezeSecond($callback = null)
+{
+    return test()->freezeSecond($callback);
+}
+
 /**
  * Begin travelling to another time.
  *