[patch] updated tests

[patch] updated Message() to return Error() if empty

Author: bnkamalesh

errors.go

@@ -104,15 +104,11 @@ func (e *Error) Message() string {
 		return strings.Join(messages, ". ")
 	}
 
-	return e.message
+	return e.Error()
 }
 
 // Unwrap implement's Go 1.13's Unwrap interface exposing the wrapped error
 func (e *Error) Unwrap() error {
-	if e.original == nil {
-		return nil
-	}
-
 	return e.original
 }
 

errors_test.go

@@ -180,6 +180,11 @@ func Benchmark_Internal(b *testing.B) {
 		Internal("hello world")
 	}
 }
+func Benchmark_Internalf(b *testing.B) {
+	for i := 0; i < b.N; i++ {
+		Internalf("%s prefixed", "hello world")
+	}
+}
 
 func Benchmark_InternalErr(b *testing.B) {
 	err := errors.New("bad error")
@@ -251,7 +256,7 @@ func TestError_Message(t *testing.T) {
 				eType:    TypeInternal,
 				fileLine: "errors.go:87",
 			},
-			want: "",
+			want: "errors.go:87 unknown error occurred",
 		},
 		{
 			name: "Nested error with message",