From 8aa1e0e129fd3c15e2e0e9eb1c700ad6cc3c979a Mon Sep 17 00:00:00 2001
From: Luke Imhoff <luke.imhoff@dockyard.com>
Date: Thu, 30 Aug 2018 08:53:16 -0500
Subject: [PATCH] Cover Explorer.SmartContract.Reader

---
 .../test/explorer/smart_contract/reader_test.exs   | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/apps/explorer/test/explorer/smart_contract/reader_test.exs b/apps/explorer/test/explorer/smart_contract/reader_test.exs
index 9643f79dac..473281d252 100644
--- a/apps/explorer/test/explorer/smart_contract/reader_test.exs
+++ b/apps/explorer/test/explorer/smart_contract/reader_test.exs
@@ -177,6 +177,20 @@ defmodule Explorer.SmartContract.ReaderTest do
                }
              ] = Reader.query_function(smart_contract.address_hash, %{name: "get", args: []})
     end
+
+    test "nil arguments is treated as []" do
+      smart_contract = insert(:smart_contract)
+
+      blockchain_get_function_mock()
+
+      assert [
+               %{
+                 "name" => "",
+                 "type" => "uint256",
+                 "value" => 0
+               }
+             ] = Reader.query_function(smart_contract.address_hash, %{name: "get", args: nil})
+    end
   end
 
   describe "normalize_args/1" do