Ejemplo n.º 1
0
func (s *testKVSuite) TestSeekMin(c *C) {
	defer testleak.AfterTest(c)()
	kvs := []struct {
		key   string
		value string
	}{
		{"DATA_test_main_db_tbl_tbl_test_record__00000000000000000001", "lock-version"},
		{"DATA_test_main_db_tbl_tbl_test_record__00000000000000000001_0002", "1"},
		{"DATA_test_main_db_tbl_tbl_test_record__00000000000000000001_0003", "hello"},
		{"DATA_test_main_db_tbl_tbl_test_record__00000000000000000002", "lock-version"},
		{"DATA_test_main_db_tbl_tbl_test_record__00000000000000000002_0002", "2"},
		{"DATA_test_main_db_tbl_tbl_test_record__00000000000000000002_0003", "hello"},
	}

	txn, err := s.s.Begin()
	c.Assert(err, IsNil)
	for _, kv := range kvs {
		txn.Set([]byte(kv.key), []byte(kv.value))
	}

	it, err := txn.Seek(nil)
	for it.Valid() {
		fmt.Printf("%s, %s\n", it.Key(), it.Value())
		it.Next()
	}

	it, err = txn.Seek([]byte("DATA_test_main_db_tbl_tbl_test_record__00000000000000000000"))
	c.Assert(err, IsNil)
	c.Assert(string(it.Key()), Equals, "DATA_test_main_db_tbl_tbl_test_record__00000000000000000001")

	for _, kv := range kvs {
		txn.Delete([]byte(kv.key))
	}
}
Ejemplo n.º 2
0
func (s *testSuite) TestGetDDLInfo(c *C) {
	defer testleak.AfterTest(c)()
	txn, err := s.store.Begin()
	c.Assert(err, IsNil)
	t := meta.NewMeta(txn)

	owner := &model.Owner{OwnerID: "owner"}
	err = t.SetDDLJobOwner(owner)
	c.Assert(err, IsNil)
	dbInfo2 := &model.DBInfo{
		ID:    2,
		Name:  model.NewCIStr("b"),
		State: model.StateNone,
	}
	job := &model.Job{
		SchemaID: dbInfo2.ID,
		Type:     model.ActionCreateSchema,
	}
	err = t.EnQueueDDLJob(job)
	c.Assert(err, IsNil)
	info, err := GetDDLInfo(txn)
	c.Assert(err, IsNil)
	c.Assert(info.Owner, DeepEquals, owner)
	c.Assert(info.Job, DeepEquals, job)
	c.Assert(info.ReorgHandle, Equals, int64(0))
	err = txn.Commit()
	c.Assert(err, IsNil)
}
Ejemplo n.º 3
0
func (s *testPlanSuite) TestNullRejectFinder(c *C) {
	defer testleak.AfterTest(c)()
	cases := []struct {
		expr    string
		notNull bool
	}{
		{"a = 1", true},
		{"a != 100 and a > 0", true},
		{"a is null", false},
		{"a is not null", true},
		{"a is true", true},
		{"a is not true", false},
		{"a is false", true},
		{"a is not false", false},
		{"a != 0 and a is not false", true},
		{"a > 0 or true", false},
	}
	for _, ca := range cases {
		sql := "select * from t where " + ca.expr
		comment := Commentf("for expr %s", ca.expr)
		s, err := s.ParseOneStmt(sql, "", "")
		c.Assert(err, IsNil, comment)
		finder := &nullRejectFinder{nullRejectTables: map[*ast.TableName]bool{}}
		stmt := s.(*ast.SelectStmt)
		mockResolve(stmt)
		stmt.Where.Accept(finder)
		if ca.notNull {
			c.Assert(finder.nullRejectTables, HasLen, 1, comment)
		} else {
			c.Assert(finder.nullRejectTables, HasLen, 0, comment)
		}
	}
}
Ejemplo n.º 4
0
func (s *testTimeSuite) TestDate(c *C) {
	defer testleak.AfterTest(c)()
	table := []struct {
		Input  string
		Expect string
	}{
		{"2012-12-31", "2012-12-31"},
		{"00-12-31", "2000-12-31"},
		{"20121231", "2012-12-31"},
		{"121231", "2012-12-31"},
		{"2015-06-01 12:12:12", "2015-06-01"},
		{"0001-01-01 00:00:00", "0001-01-01"},
		{"0001-01-01", "0001-01-01"},
	}

	for _, test := range table {
		t, err := ParseDate(test.Input)
		c.Assert(err, IsNil)
		c.Assert(t.String(), Equals, test.Expect)
	}

	errTable := []string{
		"0121231",
	}

	for _, test := range errTable {
		_, err := ParseDate(test)
		c.Assert(err, NotNil)
	}
}
Ejemplo n.º 5
0
func (s *testTimeSuite) TestTimestamp(c *C) {
	defer testleak.AfterTest(c)()
	table := []struct {
		Input  string
		Expect string
	}{
		{"2012-12-31 11:30:45", "2012-12-31 11:30:45"},
	}

	for _, test := range table {
		t, err := ParseTimestamp(test.Input)
		c.Assert(err, IsNil)
		c.Assert(t.String(), Equals, test.Expect)
	}

	errTable := []string{
		"2048-12-31 11:30:45",
		"1969-12-31 11:30:45",
	}

	for _, test := range errTable {
		_, err := ParseTimestamp(test)
		c.Assert(err, NotNil)
	}
}
Ejemplo n.º 6
0
func (s *testEvaluatorSuite) TestHexFunc(c *C) {

	defer testleak.AfterTest(c)()
	tbl := []struct {
		Input  interface{}
		Expect string
	}{
		{12, "C"},
		{12.3, "C"},
		{12.5, "D"},
		{-12.3, "FFFFFFFFFFFFFFF4"},
		{-12.5, "FFFFFFFFFFFFFFF3"},
		{"12", "3132"},
		{0x12, "12"},
		{"", ""},
	}

	dtbl := tblToDtbl(tbl)

	for _, t := range dtbl {
		d, err := builtinHex(t["Input"], nil)
		c.Assert(err, IsNil)
		c.Assert(d, testutil.DatumEquals, t["Expect"][0])

	}
}
Ejemplo n.º 7
0
func (p *testPerfSchemaSuit) TestInsert(c *C) {
	defer testleak.AfterTest(c)()
	store, err := tidb.NewStore(tidb.EngineGoLevelDBMemory)
	c.Assert(err, IsNil)
	defer store.Close()
	se := newSession(c, store, "")
	defer se.Close()
	mustExec(c, se, `insert into performance_schema.setup_actors values("localhost", "nieyy", "contributor", "NO", "NO");`)
	checkResult(c, se, 0, 0)

	cnt := mustQuery(c, se, "select * from performance_schema.setup_actors")
	c.Assert(cnt, Equals, 2)

	mustExec(c, se, `insert into performance_schema.setup_actors (host, user, role) values ("localhost", "lijian", "contributor");`)
	checkResult(c, se, 0, 0)
	cnt = mustQuery(c, se, "select * from performance_schema.setup_actors")
	c.Assert(cnt, Equals, 3)

	mustExec(c, se, `insert into performance_schema.setup_objects values("EVENT", "test", "%", "NO", "NO")`)
	checkResult(c, se, 0, 0)
	cnt = mustQuery(c, se, "select * from performance_schema.setup_objects")
	c.Assert(cnt, Equals, 13)

	mustExec(c, se, `insert into performance_schema.setup_objects (object_schema, object_name) values ("test1", "%")`)
	checkResult(c, se, 0, 0)
	cnt = mustQuery(c, se, "select * from performance_schema.setup_objects")
	c.Assert(cnt, Equals, 14)

	mustFailExec(c, se, `insert into performance_schema.setup_actors (host) values (null);`)
	mustFailExec(c, se, `insert into performance_schema.setup_objects (object_type) values (null);`)
	mustFailExec(c, se, `insert into performance_schema.setup_instruments values("select", "N/A", "N/A");`)
	mustFailExec(c, se, `insert into performance_schema.setup_consumers values("events_stages_current", "N/A");`)
	mustFailExec(c, se, `insert into performance_schema.setup_timers values("timer1", "XXXSECOND");`)
}
Ejemplo n.º 8
0
func (s *testSuite) TestSetVar(c *C) {
	plan.UseNewPlanner = true
	defer testleak.AfterTest(c)()
	tk := testkit.NewTestKit(c, s.store)
	testSQL := "SET @a = 1;"
	tk.MustExec(testSQL)

	testSQL = `SET @a = "1";`
	tk.MustExec(testSQL)

	testSQL = "SET @a = null;"
	tk.MustExec(testSQL)

	testSQL = "SET @@global.autocommit = 1;"
	tk.MustExec(testSQL)

	// TODO: this test case should returns error.
	// testSQL = "SET @@global.autocommit = null;"
	// _, err := tk.Exec(testSQL)
	// c.Assert(err, NotNil)

	testSQL = "SET @@autocommit = 1;"
	tk.MustExec(testSQL)

	testSQL = "SET @@autocommit = null;"
	_, err := tk.Exec(testSQL)
	c.Assert(err, NotNil)

	errTestSql := "SET @@date_format = 1;"
	_, err = tk.Exec(errTestSql)
	c.Assert(err, NotNil)

	errTestSql = "SET @@rewriter_enabled = 1;"
	_, err = tk.Exec(errTestSql)
	c.Assert(err, NotNil)

	errTestSql = "SET xxx = abcd;"
	_, err = tk.Exec(errTestSql)
	c.Assert(err, NotNil)

	errTestSql = "SET @@global.a = 1;"
	_, err = tk.Exec(errTestSql)
	c.Assert(err, NotNil)

	errTestSql = "SET @@global.timestamp = 1;"
	_, err = tk.Exec(errTestSql)
	c.Assert(err, NotNil)

	// For issue 998
	testSQL = "SET @issue998a=1, @issue998b=5;"
	tk.MustExec(testSQL)
	tk.MustQuery(`select @issue998a, @issue998b;`).Check(testkit.Rows("1 5"))
	testSQL = "SET @@autocommit=0, @issue998a=2;"
	tk.MustExec(testSQL)
	tk.MustQuery(`select @issue998a, @@autocommit;`).Check(testkit.Rows("2 0"))
	testSQL = "SET @@global.autocommit=1, @issue998b=6;"
	tk.MustExec(testSQL)
	tk.MustQuery(`select @issue998b, @@global.autocommit;`).Check(testkit.Rows("6 1"))
	plan.UseNewPlanner = false
}
Ejemplo n.º 9
0
func (s *testPlanSuite) TestTableScanWithOrder(c *C) {
	defer testleak.AfterTest(c)()
	// Sort result by scanning PKHandle column.
	sql := "select * from t order by a limit 1;"
	stmt, err := s.ParseOneStmt(sql, "", "")
	c.Assert(err, IsNil)
	ast.SetFlag(stmt)

	err = newMockResolve(stmt)
	c.Assert(err, IsNil)

	builder := &planBuilder{
		allocator: new(idAllocator),
		ctx:       mock.NewContext(),
		colMapper: make(map[*ast.ColumnNameExpr]int),
	}
	p := builder.build(stmt)
	c.Assert(builder.err, IsNil)
	logic, ok := p.(LogicalPlan)
	c.Assert(ok, IsTrue)
	// Get physical plan.
	_, pp, _, err := logic.convert2PhysicalPlan(nil)
	c.Assert(err, IsNil)
	// Limit->Projection->PhysicalTableScan
	// Get PhysicalTableScan plan.
	cpp, ok := pp.p.GetChildByIndex(0).GetChildByIndex(0).(*PhysicalTableScan)
	c.Assert(cpp, NotNil)
	c.Assert(ok, IsTrue)
	// Make sure KeepOrder is true.
	c.Assert(cpp.KeepOrder, IsTrue)
}
Ejemplo n.º 10
0
func (s *testSchemaSuite) TestSchemaResume(c *C) {
	defer testleak.AfterTest(c)()
	store := testCreateStore(c, "test_schema_resume")
	defer store.Close()

	d1 := newDDL(store, nil, nil, testLease)
	defer d1.close()

	testCheckOwner(c, d1, true, ddlJobFlag)

	dbInfo := testSchemaInfo(c, d1, "test")

	job := &model.Job{
		SchemaID: dbInfo.ID,
		Type:     model.ActionCreateSchema,
		Args:     []interface{}{dbInfo},
	}

	testRunInterruptedJob(c, d1, job)
	testCheckSchemaState(c, d1, dbInfo, model.StatePublic)
	job = &model.Job{
		SchemaID: dbInfo.ID,
		Type:     model.ActionDropSchema,
	}

	testRunInterruptedJob(c, d1, job)
	testCheckSchemaState(c, d1, dbInfo, model.StateNone)
}
Ejemplo n.º 11
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func (s *testDDLSuite) TestCallback(c *C) {
	defer testleak.AfterTest(c)()
	cb := &BaseCallback{}
	c.Assert(cb.OnChanged(nil), IsNil)
	cb.OnJobRunBefore(nil)
	cb.OnJobUpdated(nil)
}
Ejemplo n.º 12
0
func (s *testSchemaSuite) TestSchema(c *C) {
	defer testleak.AfterTest(c)()
	store := testCreateStore(c, "test_schema")
	defer store.Close()

	d1 := newDDL(store, nil, nil, testLease)
	defer d1.close()

	ctx := mock.NewContext()

	dbInfo := testSchemaInfo(c, d1, "test")
	job := testCreateSchema(c, ctx, d1, dbInfo)

	testCheckSchemaState(c, d1, dbInfo, model.StatePublic)
	testCheckJobDone(c, d1, job, true)

	job = testDropSchema(c, ctx, d1, dbInfo)
	testCheckSchemaState(c, d1, dbInfo, model.StateNone)
	testCheckJobDone(c, d1, job, false)

	job = &model.Job{
		SchemaID: dbInfo.ID,
		Type:     model.ActionDropSchema,
	}

	err := d1.doDDLJob(ctx, job)
	c.Assert(terror.ErrorEqual(err, infoschema.ErrDatabaseDropExists), IsTrue)
}
Ejemplo n.º 13
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func (s *testDDLSuite) TestDropTableError(c *C) {
	defer testleak.AfterTest(c)()
	store := testCreateStore(c, "test_drop_table")
	defer store.Close()

	lease := 50 * time.Millisecond
	d := newDDL(store, nil, nil, lease)
	defer d.close()

	dbInfo := testSchemaInfo(c, d, "test")
	testCreateSchema(c, mock.NewContext(), d, dbInfo)

	job := &model.Job{
		SchemaID: dbInfo.ID,
		Type:     model.ActionDropTable,
		Args: []interface{}{&model.TableInfo{
			ID:   1,
			Name: model.CIStr{O: "t"},
		}},
	}
	d.prepareBgJob(job)
	d.startBgJob(job.Type)

	time.Sleep(lease)
	verifyBgJobState(c, d, job, model.JobDone)
}
Ejemplo n.º 14
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func (s *testKVSuite) TestConditionIfNotExist(c *C) {
	defer testleak.AfterTest(c)()
	var success int64
	cnt := 100
	b := []byte("1")
	var wg sync.WaitGroup
	wg.Add(cnt)
	for i := 0; i < cnt; i++ {
		go func() {
			defer wg.Done()
			txn, err := s.s.Begin()
			c.Assert(err, IsNil)
			err = txn.Set(b, b)
			if err != nil {
				return
			}
			err = txn.Commit()
			if err == nil {
				atomic.AddInt64(&success, 1)
			}
		}()
	}
	wg.Wait()
	// At least one txn can success.
	c.Assert(success, Greater, int64(0))

	// Clean up
	txn, err := s.s.Begin()
	c.Assert(err, IsNil)
	err = txn.Delete(b)
	c.Assert(err, IsNil)
	err = txn.Commit()
	c.Assert(err, IsNil)
}
Ejemplo n.º 15
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func (s *testEvaluatorSuite) TestLength(c *C) {
	defer testleak.AfterTest(c)()
	d, err := builtinLength(types.MakeDatums([]interface{}{nil}...), nil)
	c.Assert(err, IsNil)
	c.Assert(d.Kind(), Equals, types.KindNull)

	tbl := []struct {
		Input    interface{}
		Expected int64
	}{
		{"abc", 3},
		{1, 1},
		{3.14, 4},
		{mysql.Time{Time: time.Now(), Fsp: 6, Type: mysql.TypeDatetime}, 26},
		{mysql.Bit{Value: 1, Width: 8}, 1},
		{mysql.Hex{Value: 1}, 1},
		{mysql.Set{Value: 1, Name: "abc"}, 3},
	}

	dtbl := tblToDtbl(tbl)

	for _, t := range dtbl {
		d, err = builtinLength(t["Input"], nil)
		c.Assert(err, IsNil)
		c.Assert(d, testutil.DatumEquals, t["Expected"][0])
	}
}
Ejemplo n.º 16
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func (s *testSegmentMapSuite) TestSegment(c *C) {
	defer testleak.AfterTest(c)()
	segs := int64(2)
	m, err := NewSegmentMap(segs)
	c.Assert(err, IsNil)
	c.Assert(m.SegmentCount(), Equals, segs)
	k := []byte("k")
	v := []byte("v")
	val, exist := m.Get(k)
	c.Assert(exist, IsFalse)

	exist = m.Set(k, v, false)
	c.Assert(exist, IsFalse)

	val, exist = m.Get(k)
	c.Assert(v, DeepEquals, val.([]byte))
	c.Assert(exist, IsTrue)

	m0, err := m.GetSegment(0)
	c.Assert(err, IsNil)

	m1, err := m.GetSegment(1)
	c.Assert(err, IsNil)

	c.Assert(len(m0)+len(m1), Equals, 1)

	_, err = m.GetSegment(3)
	c.Assert(err, NotNil)
}
Ejemplo n.º 17
0
func (s *testEvaluatorSuite) TestASCII(c *C) {
	defer testleak.AfterTest(c)()
	v, err := builtinASCII(types.MakeDatums([]interface{}{nil}...), nil)
	c.Assert(err, IsNil)
	c.Assert(v.Kind(), Equals, types.KindNull)

	for _, t := range []struct {
		Input    interface{}
		Expected int64
	}{
		{"", 0},
		{"A", 65},
		{"你好", 228},
		{1, 49},
		{1.2, 49},
		{true, 49},
		{false, 48},
	} {
		v, err = builtinASCII(types.MakeDatums(t.Input), nil)
		c.Assert(err, IsNil)
		c.Assert(v.GetInt64(), Equals, t.Expected)
	}

	v, err = builtinASCII(types.MakeDatums([]interface{}{errors.New("must error")}...), nil)
	c.Assert(err, NotNil)
}
Ejemplo n.º 18
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func (s *testCompareSuite) TestCompareDatum(c *C) {
	defer testleak.AfterTest(c)()
	cmpTbl := []struct {
		lhs Datum
		rhs Datum
		ret int // 0, 1, -1
	}{
		{MaxValueDatum(), NewDatum("00:00:00"), 1},
		{MinNotNullDatum(), NewDatum("00:00:00"), -1},
		{Datum{}, NewDatum("00:00:00"), -1},
		{Datum{}, Datum{}, 0},
		{MinNotNullDatum(), MinNotNullDatum(), 0},
		{MaxValueDatum(), MaxValueDatum(), 0},
		{Datum{}, MinNotNullDatum(), -1},
		{MinNotNullDatum(), MaxValueDatum(), -1},
	}
	for i, t := range cmpTbl {
		comment := Commentf("%d %v %v", i, t.lhs, t.rhs)
		ret, err := t.lhs.CompareDatum(t.rhs)
		c.Assert(err, IsNil)
		c.Assert(ret, Equals, t.ret, comment)

		ret, err = t.rhs.CompareDatum(t.lhs)
		c.Assert(err, IsNil)
		c.Assert(ret, Equals, -t.ret, comment)
	}
}
Ejemplo n.º 19
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func (p *testPerfSchemaSuit) TestConcurrentStatement(c *C) {
	defer testleak.AfterTest(c)()
	store, err := tidb.NewStore(tidb.EngineGoLevelDBMemory + "/test_con_stmt")
	c.Assert(err, IsNil)
	defer store.Close()
	se := newSession(c, store, "test_con_stmt")

	mustExec(c, se, "drop table if exists test")
	mustExec(c, se, "create table test (a int, b int)")

	var wg sync.WaitGroup
	iFunc := func(a, b int) {
		defer wg.Done()
		sess := newSession(c, store, "test_con_stmt")
		mustExec(c, sess, fmt.Sprintf(`INSERT INTO test VALUES (%d, %d);`, a, b))
	}
	sFunc := func() {
		defer wg.Done()
		sess := newSession(c, store, "test_con_stmt")
		mustQuery(c, sess, "select * from performance_schema.events_statements_current")
		mustQuery(c, sess, "select * from performance_schema.events_statements_history")
	}

	cnt := 10
	for i := 0; i < cnt; i++ {
		wg.Add(2)
		go iFunc(i, i)
		go sFunc()
	}
	wg.Wait()
}
Ejemplo n.º 20
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func (s *testEvaluatorSuite) TestCurrentTime(c *C) {
	defer testleak.AfterTest(c)()
	tfStr := "15:04:05"

	last := time.Now()
	v, err := builtinCurrentTime(types.MakeDatums(nil), nil)
	c.Assert(err, IsNil)
	n := v.GetMysqlDuration()
	c.Assert(n.String(), HasLen, 8)
	c.Assert(n.String(), GreaterEqual, last.Format(tfStr))

	v, err = builtinCurrentTime(types.MakeDatums(3), nil)
	c.Assert(err, IsNil)
	n = v.GetMysqlDuration()
	c.Assert(n.String(), HasLen, 12)
	c.Assert(n.String(), GreaterEqual, last.Format(tfStr))

	v, err = builtinCurrentTime(types.MakeDatums(6), nil)
	c.Assert(err, IsNil)
	n = v.GetMysqlDuration()
	c.Assert(n.String(), HasLen, 15)
	c.Assert(n.String(), GreaterEqual, last.Format(tfStr))

	v, err = builtinCurrentTime(types.MakeDatums(-1), nil)
	c.Assert(err, NotNil)

	v, err = builtinCurrentTime(types.MakeDatums(7), nil)
	c.Assert(err, NotNil)
}
Ejemplo n.º 21
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func (s *testFieldTypeSuite) TestDefaultTypeForValue(c *C) {
	defer testleak.AfterTest(c)()
	cases := []struct {
		value interface{}
		tp    byte
	}{
		{nil, mysql.TypeNull},
		{1, mysql.TypeLonglong},
		{uint64(1), mysql.TypeLonglong},
		{"abc", mysql.TypeVarString},
		{1.1, mysql.TypeNewDecimal},
		{[]byte("abc"), mysql.TypeBlob},
		{mysql.Bit{}, mysql.TypeBit},
		{mysql.Hex{}, mysql.TypeVarchar},
		{mysql.Time{Type: mysql.TypeDatetime}, mysql.TypeDatetime},
		{mysql.Duration{}, mysql.TypeDuration},
		{mysql.Decimal{}, mysql.TypeNewDecimal},
		{mysql.Enum{}, mysql.TypeEnum},
		{mysql.Set{}, mysql.TypeSet},
		{nil, mysql.TypeNull},
	}
	for _, ca := range cases {
		ft := DefaultTypeForValue(ca.value)
		c.Assert(ft.Tp, Equals, ca.tp, Commentf("%v %v", ft, ca))
	}
}
Ejemplo n.º 22
0
func (s *testEvaluatorSuite) TestLeft(c *C) {
	defer testleak.AfterTest(c)()
	args := types.MakeDatums([]interface{}{"abcdefg", int64(2)}...)
	v, err := builtinLeft(args, nil)
	c.Assert(err, IsNil)
	c.Assert(v.GetString(), Equals, "ab")

	args = types.MakeDatums([]interface{}{"abcdefg", int64(-1)}...)
	v, err = builtinLeft(args, nil)
	c.Assert(err, IsNil)
	c.Assert(v.GetString(), Equals, "")

	args = types.MakeDatums([]interface{}{"abcdefg", int64(100)}...)
	v, err = builtinLeft(args, nil)
	c.Assert(err, IsNil)
	c.Assert(v.GetString(), Equals, "abcdefg")

	args = types.MakeDatums([]interface{}{1, int64(1)}...)
	_, err = builtinLeft(args, nil)
	c.Assert(err, IsNil)

	args = types.MakeDatums([]interface{}{"abcdefg", "xxx"}...)
	_, err = builtinLeft(args, nil)
	c.Assert(err, NotNil)
}
Ejemplo n.º 23
0
func (s *testTimeSuite) TestTimeFsp(c *C) {
	defer testleak.AfterTest(c)()
	table := []struct {
		Input  string
		Fsp    int
		Expect string
	}{
		{"00:00:00.1", 0, "00:00:00"},
		{"00:00:00.1", 1, "00:00:00.1"},
		{"00:00:00.777777", 2, "00:00:00.78"},
		{"00:00:00.777777", 6, "00:00:00.777777"},
		// fsp -1 use default 0
		{"00:00:00.777777", -1, "00:00:01"},
		{"00:00:00.001", 3, "00:00:00.001"},
	}

	for _, test := range table {
		t, err := ParseDuration(test.Input, test.Fsp)
		c.Assert(err, IsNil)
		c.Assert(t.String(), Equals, test.Expect)
	}

	errTable := []struct {
		Input string
		Fsp   int
	}{
		{"00:00:00.1", -2},
		{"00:00:00.1", 7},
	}

	for _, test := range errTable {
		_, err := ParseDuration(test.Input, test.Fsp)
		c.Assert(err, NotNil)
	}
}
Ejemplo n.º 24
0
func (s *testEvaluatorSuite) TestRepeat(c *C) {
	defer testleak.AfterTest(c)()
	args := []interface{}{"a", int64(2)}
	v, err := builtinRepeat(types.MakeDatums(args...), nil)
	c.Assert(err, IsNil)
	c.Assert(v.GetString(), Equals, "aa")

	args = []interface{}{"a", uint64(2)}
	v, err = builtinRepeat(types.MakeDatums(args...), nil)
	c.Assert(err, IsNil)
	c.Assert(v.GetString(), Equals, "aa")

	args = []interface{}{"a", int64(-1)}
	v, err = builtinRepeat(types.MakeDatums(args...), nil)
	c.Assert(err, IsNil)
	c.Assert(v.GetString(), Equals, "")

	args = []interface{}{"a", int64(0)}
	v, err = builtinRepeat(types.MakeDatums(args...), nil)
	c.Assert(err, IsNil)
	c.Assert(v.GetString(), Equals, "")

	args = []interface{}{"a", uint64(0)}
	v, err = builtinRepeat(types.MakeDatums(args...), nil)
	c.Assert(err, IsNil)
	c.Assert(v.GetString(), Equals, "")
}
Ejemplo n.º 25
0
func (s *testDDLSuite) TestDropTableError(c *C) {
	defer testleak.AfterTest(c)()
	store := testCreateStore(c, "test_drop_table")
	defer store.Close()

	d := newDDL(store, nil, nil, testLease)
	defer d.close()

	dbInfo := testSchemaInfo(c, d, "test")
	testCreateSchema(c, mock.NewContext(), d, dbInfo)

	job := &model.Job{
		SchemaID: dbInfo.ID,
		Type:     model.ActionDropTable,
		Args: []interface{}{&model.TableInfo{
			ID:   1,
			Name: model.CIStr{O: "t"},
		}},
	}
	err := kv.RunInNewTxn(store, false, func(txn kv.Transaction) error {
		t := meta.NewMeta(txn)
		return d.prepareBgJob(t, job)
	})
	c.Check(err, IsNil)
	d.startBgJob(job.Type)

	time.Sleep(testLease * 3)
	verifyBgJobState(c, d, job, model.JobDone)
}
Ejemplo n.º 26
0
func (s *testEvaluatorSuite) TestLowerAndUpper(c *C) {
	defer testleak.AfterTest(c)()
	d, err := builtinLower(types.MakeDatums([]interface{}{nil}...), nil)
	c.Assert(err, IsNil)
	c.Assert(d.Kind(), Equals, types.KindNull)

	d, err = builtinUpper(types.MakeDatums([]interface{}{nil}...), nil)
	c.Assert(err, IsNil)
	c.Assert(d.Kind(), Equals, types.KindNull)

	tbl := []struct {
		Input  interface{}
		Expect string
	}{
		{"abc", "abc"},
		{1, "1"},
	}

	dtbl := tblToDtbl(tbl)

	for _, t := range dtbl {
		d, err = builtinLower(t["Input"], nil)
		c.Assert(err, IsNil)
		c.Assert(d, testutil.DatumEquals, t["Expect"][0])

		d, err = builtinUpper(t["Input"], nil)
		c.Assert(err, IsNil)
		c.Assert(d.GetString(), Equals, strings.ToUpper(t["Expect"][0].GetString()))
	}
}
Ejemplo n.º 27
0
func (s *testPlanSuite) TestFilterRate(c *C) {
	defer testleak.AfterTest(c)()
	cases := []struct {
		expr string
		rate float64
	}{
		{expr: "a = 1", rate: rateEqual},
		{expr: "a > 1", rate: rateGreaterOrLess},
		{expr: "a between 1 and 100", rate: rateBetween},
		{expr: "a is null", rate: rateIsNull},
		{expr: "a is not null", rate: rateFull - rateIsNull},
		{expr: "a is true", rate: rateFull - rateIsNull - rateIsFalse},
		{expr: "a is not true", rate: rateIsNull + rateIsFalse},
		{expr: "a is false", rate: rateIsFalse},
		{expr: "a is not false", rate: rateFull - rateIsFalse},
		{expr: "a like 'a'", rate: rateLike},
		{expr: "a not like 'a'", rate: rateFull - rateLike},
		{expr: "a in (1, 2, 3)", rate: rateEqual * 3},
		{expr: "a not in (1, 2, 3)", rate: rateFull - rateEqual*3},
		{expr: "a > 1 and a < 9", rate: float64(rateGreaterOrLess) * float64(rateGreaterOrLess)},
		{expr: "a = 1 or a = 2", rate: rateEqual + rateEqual - rateEqual*rateEqual},
		{expr: "a != 1", rate: rateNotEqual},
	}
	for _, ca := range cases {
		sql := "select 1 from dual where " + ca.expr
		s, err := s.ParseOneStmt(sql, "", "")
		c.Assert(err, IsNil, Commentf("for expr %s", ca.expr))
		stmt := s.(*ast.SelectStmt)
		rate := guesstimateFilterRate(stmt.Where)
		c.Assert(rate, Equals, ca.rate, Commentf("for expr %s", ca.expr))
	}
}
Ejemplo n.º 28
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func (s *testEvaluatorSuite) TestStrcmp(c *C) {
	defer testleak.AfterTest(c)()
	tbl := []struct {
		Input  []interface{}
		Expect interface{}
	}{
		{[]interface{}{"1", "2"}, -1},
		{[]interface{}{"2", "1"}, 1},
		{[]interface{}{"123", "2"}, -1},
		{[]interface{}{"1", "213"}, -1},
		{[]interface{}{"123", "123"}, 0},
		{[]interface{}{"", "123"}, -1},
		{[]interface{}{"123", ""}, 1},
		{[]interface{}{"", ""}, 0},
		{[]interface{}{nil, "123"}, nil},
		{[]interface{}{"123", nil}, nil},
		{[]interface{}{nil, nil}, nil},
		{[]interface{}{"", nil}, nil},
		{[]interface{}{nil, ""}, nil},
	}

	dtbl := tblToDtbl(tbl)
	for _, t := range dtbl {
		d, err := builtinStrcmp(t["Input"], nil)
		c.Assert(err, IsNil)
		c.Assert(d, testutil.DatumEquals, t["Expect"][0])
	}
}
Ejemplo n.º 29
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func (s *testPlanSuite) TestMultiColumnIndex(c *C) {
	defer testleak.AfterTest(c)()
	cases := []struct {
		sql              string
		accessEqualCount int
		usedColumnCount  int
	}{
		{"select * from t where c = 0 and d = 0 and e = 0", 3, 3},
		{"select * from t where c = 0 and d = 0 and e > 0", 2, 3},
		{"select * from t where d > 0 and e = 0 and c = 0", 1, 2},
	}
	for _, ca := range cases {
		comment := Commentf("for %s", ca.sql)
		s, err := s.ParseOneStmt(ca.sql, "", "")
		c.Assert(err, IsNil, comment)
		stmt := s.(*ast.SelectStmt)
		ast.SetFlag(stmt)
		mockResolve(stmt)
		b := &planBuilder{}
		p := b.buildFrom(stmt)
		err = Refine(p)
		c.Assert(err, IsNil)
		idxScan, ok := p.(*IndexScan)
		c.Assert(ok, IsTrue)
		c.Assert(idxScan.AccessEqualCount, Equals, ca.accessEqualCount)
		c.Assert(idxScan.Ranges[0].LowVal, HasLen, ca.usedColumnCount)
	}
}
Ejemplo n.º 30
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func (s *testKVSuite) TestRollback(c *C) {
	defer testleak.AfterTest(c)()
	txn, err := s.s.Begin()
	c.Assert(err, IsNil)

	err = txn.Rollback()
	c.Assert(err, IsNil)

	txn, err = s.s.Begin()
	c.Assert(err, IsNil)

	insertData(c, txn)

	mustGet(c, txn)

	err = txn.Rollback()
	c.Assert(err, IsNil)

	txn, err = s.s.Begin()
	c.Assert(err, IsNil)
	defer txn.Commit()

	for i := startIndex; i < testCount; i++ {
		_, err := txn.Get([]byte(strconv.Itoa(i)))
		c.Assert(err, NotNil)
	}
}