From 655fe14d7479994387fe12003042545d0c2859a5 Mon Sep 17 00:00:00 2001
From: Tobias Klauser <tklauser@distanz.ch>
Date: Mon, 20 Jan 2020 13:36:15 +0100
Subject: [PATCH] unix: test (*FdSet).Clear in TestFdSet

Follow-up for CL 205397 so all *FdSet functionality is tested.

Change-Id: Ieb5dce6ad020ce1252cae7f3fe96ba6bf0069f5e
Reviewed-on: https://go-review.googlesource.com/c/sys/+/215241
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
---
 unix/fdset_test.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/unix/fdset_test.go b/unix/fdset_test.go
index e092785c..d0c2d8a7 100644
--- a/unix/fdset_test.go
+++ b/unix/fdset_test.go
@@ -50,4 +50,14 @@ func TestFdSet(t *testing.T) {
 			}
 		}
 	}
+
+	for fd := 1; fd < unix.FD_SETSIZE; fd += 2 {
+		fdSet.Clear(fd)
+	}
+
+	for fd := 0; fd < unix.FD_SETSIZE; fd++ {
+		if fdSet.IsSet(fd) {
+			t.Fatalf("Clear(%d) did not clear fd", fd)
+		}
+	}
 }