From 554fd8c5195424bdbcabf5de30fdc183aba391bd Mon Sep 17 00:00:00 2001 From: upstream source tree Date: Sun, 15 Mar 2015 20:14:05 -0400 Subject: obtained gcc-4.6.4.tar.bz2 from upstream website; verified gcc-4.6.4.tar.bz2.sig; imported gcc-4.6.4 source tree from verified upstream tarball. downloading a git-generated archive based on the 'upstream' tag should provide you with a source tree that is binary identical to the one extracted from the above tarball. if you have obtained the source via the command 'git clone', however, do note that line-endings of files in your working directory might differ from line-endings of the respective files in the upstream repository. --- libgo/go/time/tick_test.go | 45 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 libgo/go/time/tick_test.go (limited to 'libgo/go/time/tick_test.go') diff --git a/libgo/go/time/tick_test.go b/libgo/go/time/tick_test.go new file mode 100644 index 000000000..2a63a0f2b --- /dev/null +++ b/libgo/go/time/tick_test.go @@ -0,0 +1,45 @@ +// Copyright 2009 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package time_test + +import ( + "testing" + . "time" +) + +func TestTicker(t *testing.T) { + const ( + Delta = 100 * 1e6 + Count = 10 + ) + ticker := NewTicker(Delta) + t0 := Nanoseconds() + for i := 0; i < Count; i++ { + <-ticker.C + } + ticker.Stop() + t1 := Nanoseconds() + ns := t1 - t0 + target := int64(Delta * Count) + slop := target * 2 / 10 + if ns < target-slop || ns > target+slop { + t.Fatalf("%d ticks of %g ns took %g ns, expected %g", Count, float64(Delta), float64(ns), float64(target)) + } + // Now test that the ticker stopped + Sleep(2 * Delta) + _, received := <-ticker.C + if received { + t.Fatal("Ticker did not shut down") + } +} + +// Test that a bug tearing down a ticker has been fixed. This routine should not deadlock. +func TestTeardown(t *testing.T) { + for i := 0; i < 3; i++ { + ticker := NewTicker(1e8) + <-ticker.C + ticker.Stop() + } +} -- cgit v1.2.3