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229 lines
5.9 KiB
229 lines
5.9 KiB
// Copyright 2016 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package util
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import (
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"bytes"
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"crypto/x509/pkix"
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"time"
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. "github.com/pingcap/check"
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"github.com/pingcap/errors"
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"github.com/pingcap/parser"
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"github.com/pingcap/parser/model"
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"github.com/pingcap/parser/mysql"
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"github.com/pingcap/parser/terror"
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"github.com/pingcap/tidb/sessionctx/stmtctx"
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"github.com/pingcap/tidb/types"
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"github.com/pingcap/tidb/util/fastrand"
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"github.com/pingcap/tidb/util/memory"
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"github.com/pingcap/tidb/util/testleak"
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)
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var _ = Suite(&testMiscSuite{})
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type testMiscSuite struct {
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}
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func (s *testMiscSuite) SetUpSuite(c *C) {
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}
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func (s *testMiscSuite) TearDownSuite(c *C) {
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}
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func (s *testMiscSuite) TestRunWithRetry(c *C) {
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defer testleak.AfterTest(c)()
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// Run succ.
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cnt := 0
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err := RunWithRetry(3, 1, func() (bool, error) {
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cnt++
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if cnt < 2 {
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return true, errors.New("err")
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}
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return true, nil
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})
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c.Assert(err, IsNil)
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c.Assert(cnt, Equals, 2)
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// Run failed.
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cnt = 0
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err = RunWithRetry(3, 1, func() (bool, error) {
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cnt++
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if cnt < 4 {
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return true, errors.New("err")
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}
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return true, nil
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})
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c.Assert(err, NotNil)
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c.Assert(cnt, Equals, 3)
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// Run failed.
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cnt = 0
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err = RunWithRetry(3, 1, func() (bool, error) {
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cnt++
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if cnt < 2 {
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return false, errors.New("err")
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}
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return true, nil
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})
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c.Assert(err, NotNil)
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c.Assert(cnt, Equals, 1)
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}
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func (s *testMiscSuite) TestCompatibleParseGCTime(c *C) {
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values := []string{
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"20181218-19:53:37 +0800 CST",
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"20181218-19:53:37 +0800 MST",
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"20181218-19:53:37 +0800 FOO",
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"20181218-19:53:37 +0800 +08",
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"20181218-19:53:37 +0800",
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"20181218-19:53:37 +0800 ",
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"20181218-11:53:37 +0000",
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}
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invalidValues := []string{
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"",
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" ",
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"foo",
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"20181218-11:53:37",
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"20181218-19:53:37 +0800CST",
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"20181218-19:53:37 +0800 FOO BAR",
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"20181218-19:53:37 +0800FOOOOOOO BAR",
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"20181218-19:53:37 ",
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}
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expectedTime := time.Date(2018, 12, 18, 11, 53, 37, 0, time.UTC)
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expectedTimeFormatted := "20181218-19:53:37 +0800"
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beijing, err := time.LoadLocation("Asia/Shanghai")
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c.Assert(err, IsNil)
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for _, value := range values {
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t, err := CompatibleParseGCTime(value)
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c.Assert(err, IsNil)
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c.Assert(t.Equal(expectedTime), Equals, true)
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formatted := t.In(beijing).Format(GCTimeFormat)
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c.Assert(formatted, Equals, expectedTimeFormatted)
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}
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for _, value := range invalidValues {
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_, err := CompatibleParseGCTime(value)
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c.Assert(err, NotNil)
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}
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}
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func (s *testMiscSuite) TestX509NameParseMatch(c *C) {
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check := pkix.Name{
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Names: []pkix.AttributeTypeAndValue{
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MockPkixAttribute(Country, "SE"),
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MockPkixAttribute(Province, "Stockholm2"),
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MockPkixAttribute(Locality, "Stockholm"),
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MockPkixAttribute(Organization, "MySQL demo client certificate"),
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MockPkixAttribute(OrganizationalUnit, "testUnit"),
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MockPkixAttribute(CommonName, "client"),
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MockPkixAttribute(Email, "client@example.com"),
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},
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}
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c.Assert(X509NameOnline(check), Equals, "/C=SE/ST=Stockholm2/L=Stockholm/O=MySQL demo client certificate/OU=testUnit/CN=client/emailAddress=client@example.com")
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check = pkix.Name{}
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c.Assert(X509NameOnline(check), Equals, "")
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}
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func (s *testMiscSuite) TestBasicFunc(c *C) {
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// Test for GetStack.
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b := GetStack()
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c.Assert(len(b) < 4096, IsTrue)
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// Test for WithRecovery.
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var recover interface{}
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WithRecovery(func() {
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panic("test")
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}, func(r interface{}) {
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recover = r
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})
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c.Assert(recover, Equals, "test")
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// Test for SyntaxError.
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c.Assert(SyntaxError(nil), IsNil)
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c.Assert(terror.ErrorEqual(SyntaxError(errors.New("test")), parser.ErrParse), IsTrue)
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c.Assert(terror.ErrorEqual(SyntaxError(parser.ErrSyntax.GenWithStackByArgs()), parser.ErrSyntax), IsTrue)
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// Test for SyntaxWarn.
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c.Assert(SyntaxWarn(nil), IsNil)
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c.Assert(terror.ErrorEqual(SyntaxWarn(errors.New("test")), parser.ErrParse), IsTrue)
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// Test for ProcessInfo.
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pi := ProcessInfo{
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ID: 1,
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User: "test",
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Host: "www",
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DB: "db",
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Command: mysql.ComSleep,
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Plan: nil,
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Time: time.Now(),
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State: 1,
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Info: "test",
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StmtCtx: &stmtctx.StatementContext{
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MemTracker: memory.NewTracker(-1, -1),
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},
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}
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row := pi.ToRowForShow(false)
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row2 := pi.ToRowForShow(true)
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c.Assert(row, DeepEquals, row2)
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c.Assert(len(row), Equals, 8)
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c.Assert(row[0], Equals, pi.ID)
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c.Assert(row[1], Equals, pi.User)
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c.Assert(row[2], Equals, pi.Host)
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c.Assert(row[3], Equals, pi.DB)
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c.Assert(row[4], Equals, "Sleep")
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c.Assert(row[5], Equals, uint64(0))
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c.Assert(row[6], Equals, "1")
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c.Assert(row[7], Equals, "test")
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row3 := pi.ToRow(time.UTC)
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c.Assert(row3[:8], DeepEquals, row)
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c.Assert(row3[9], Equals, int64(0))
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// Test for RandomBuf.
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buf := fastrand.Buf(5)
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c.Assert(len(buf), Equals, 5)
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c.Assert(bytes.Contains(buf, []byte("$")), IsFalse)
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c.Assert(bytes.Contains(buf, []byte{0}), IsFalse)
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}
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func (*testMiscSuite) TestToPB(c *C) {
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column := &model.ColumnInfo{
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ID: 1,
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Name: model.NewCIStr("c"),
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Offset: 0,
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DefaultValue: 0,
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FieldType: *types.NewFieldType(0),
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Hidden: true,
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}
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column.Collate = "utf8mb4_general_ci"
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column2 := &model.ColumnInfo{
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ID: 1,
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Name: model.NewCIStr("c"),
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Offset: 0,
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DefaultValue: 0,
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FieldType: *types.NewFieldType(0),
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Hidden: true,
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}
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column2.Collate = "utf8mb4_bin"
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c.Assert(ColumnToProto(column).String(), Equals, "column_id:1 collation:45 columnLen:-1 decimal:-1 ")
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c.Assert(ColumnsToProto([]*model.ColumnInfo{column, column2}, false)[0].String(), Equals, "column_id:1 collation:45 columnLen:-1 decimal:-1 ")
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}
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