From 080deb0c93699087131486bc00104372f187b54d Mon Sep 17 00:00:00 2001
From: Alex T <alex@tzapu.com>
Date: Fri, 19 Oct 2018 20:26:02 +0300
Subject: [PATCH] added some tests

---
 accounts/abi/method_test.go | 63 +++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 accounts/abi/method_test.go

diff --git a/accounts/abi/method_test.go b/accounts/abi/method_test.go
new file mode 100644
index 0000000000..e39b0dc8f1
--- /dev/null
+++ b/accounts/abi/method_test.go
@@ -0,0 +1,63 @@
+// Copyright 2016 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+package abi
+
+import (
+	"strings"
+	"testing"
+)
+
+const methoddata = `
+[
+	{ "type" : "function", "name" : "balance", "constant" : true },
+	{ "type" : "function", "name" : "send", "constant" : false, "inputs" : [ { "name" : "amount", "type" : "uint256" } ] },
+	{ "type" : "function", "name" : "transfer", "constant" : false, "inputs" : [ { "name" : "from", "type" : "address" }, { "name" : "to", "type" : "address" }, { "name" : "value", "type" : "uint256" } ], "outputs" : [ { "name" : "success", "type" : "bool" } ]  }
+]`
+
+
+func TestMethodString(t *testing.T) {
+	var table = []struct {
+		method   string
+		expectation string
+	}{
+		{
+			method: "balance",
+			expectation:"function balance() constant returns()",
+		},
+		{
+			method: "send",
+			expectation:"function send(uint256 amount) returns()",
+		},
+		{
+			method: "transfer",
+			expectation:"function transfer(address from, address to, uint256 value) returns(bool success)",
+		},
+
+	}
+
+	abi, err := JSON(strings.NewReader(methoddata))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	for _, test := range table {
+		got := abi.Methods[test.method].String()
+			if got != test.expectation {
+				t.Errorf("expected string to be %s, got %s", test.expectation, got)
+			}
+	}
+}