Add signature tests, fix tests

crypto/base_test.go

@@ -2,14 +2,18 @@ package crypto
 
 import (
 	"io/ioutil"
+	"strings"
 )
 
 var err error
 
-func readTestFile(name string) string {
+func readTestFile(name string, trimNewlines bool) string {
 	data, err := ioutil.ReadFile("testdata/" + name)
 	if err != nil {
 		panic(err)
 	}
+	if trimNewlines {
+		return strings.TrimRight(string(data), "\n")
+	}
 	return string(data)
 }