// Copyright 2018 PingCAP, Inc. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSES/QL-LICENSE file. // Copyright 2015 PingCAP, Inc. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // See the License for the specific language governing permissions and // limitations under the License. package timeutil import ( "os" "path/filepath" "strings" "testing" . "github.com/pingcap/check" ) var _ = Suite(&testTimeSuite{}) func TestT(t *testing.T) { TestingT(t) } type testTimeSuite struct{} func (s *testTimeSuite) TestgetTZNameFromFileName(c *C) { tz, err := inferTZNameFromFileName("/usr/share/zoneinfo/Asia/Shanghai") c.Assert(err, IsNil) c.Assert(tz, Equals, "Asia/Shanghai") tz, err = inferTZNameFromFileName("/usr/share/zoneinfo.default/Asia/Shanghai") c.Assert(err, IsNil) c.Assert(tz, Equals, "Asia/Shanghai") } func (s *testTimeSuite) TestLocal(c *C) { os.Setenv("TZ", "Asia/Shanghai") systemTZ.Store(InferSystemTZ()) loc := SystemLocation() c.Assert(systemTZ.Load(), Equals, "Asia/Shanghai") c.Assert(loc.String(), Equals, "Asia/Shanghai") os.Setenv("TZ", "UTC") // reset systemTZ systemTZ.Store(InferSystemTZ()) loc = SystemLocation() c.Assert(loc.String(), Equals, "UTC") os.Setenv("TZ", "") // reset systemTZ systemTZ.Store(InferSystemTZ()) loc = SystemLocation() c.Assert(loc.String(), Equals, "UTC") os.Unsetenv("TZ") } func (s *testTimeSuite) TestInferOneStepLinkForPath(c *C) { os.Remove("/tmp/testlink1") os.Remove("/tmp/testlink2") os.Remove("/tmp/testlink3") var link2, link3 string var err error var link1 *os.File link1, err = os.Create("/tmp/testlink1") c.Assert(err, IsNil) err = os.Symlink(link1.Name(), "/tmp/testlink2") c.Assert(err, IsNil) err = os.Symlink("/tmp/testlink2", "/tmp/testlink3") c.Assert(err, IsNil) link2, err = inferOneStepLinkForPath("/tmp/testlink3") c.Assert(err, IsNil) c.Assert(link2, Equals, "/tmp/testlink2") link3, err = filepath.EvalSymlinks("/tmp/testlink3") c.Assert(err, IsNil) c.Assert(strings.Index(link3, link1.Name()), Not(Equals), -1) }