Merge pull request #225 from m4ns0ur/test-license-year

Add test for license date range

sendgrid_test.go

@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
+	"io/ioutil"
 	"net/http"
 	"net/http/httptest"
 	"os"
@@ -119,6 +120,17 @@ func TestSendGridVersion(t *testing.T) {
 	}
 }
 
+func TestLicenseYear(t *testing.T) {
+	d, err := ioutil.ReadFile("LICENSE.txt")
+	if err != nil {
+		t.Error("Cannot read the LICENSE.txt file")
+	}
+	l := fmt.Sprintf("Copyright (c) 2013-%v SendGrid, Inc.", time.Now().Year())
+	if !strings.Contains(string(d), l) {
+		t.Errorf("License date range is not correct, it should be: %v", l)
+	}
+}
+
 func TestGetRequest(t *testing.T) {
 	request := GetRequest("", "", "")
 	if request.BaseURL != "https://api.sendgrid.com" {