add Logs() method to read the logs from MemoryHandler

memory_handler.go

@@ -32,6 +32,11 @@ func (h *MemoryHandler) SetPrefix(prefix string) Handler {
 	return h
 }
 
+// Logs return a list of all the messages sent to the logger
+func (h *MemoryHandler) Logs() []string {
+	return h.log
+}
+
 // Verify interface
 var (
 	_ Handler = &MemoryHandler{}

memory_handler_test.go

@@ -21,8 +21,8 @@ func TestMemoryHandlerConcurrency(t *testing.T) {
 		}(i)
 	}
 	wg.Wait()
-	assert.Len(t, handler.log, iterations)
-	for _, entry := range handler.log {
+	assert.Len(t, handler.Logs(), iterations)
+	for _, entry := range handler.Logs() {
 		assert.Len(t, entry, 7)
 	}
 }