80 lines
2.4 KiB
Go
80 lines
2.4 KiB
Go
// Copyright 2020 PingCAP, Inc. Licensed under Apache-2.0.
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package export
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import (
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"strings"
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"testing"
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"github.com/pingcap/tidb/br/pkg/version"
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tcontext "github.com/pingcap/tidb/dumpling/context"
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"github.com/pingcap/tidb/pkg/meta/metadef"
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tf "github.com/pingcap/tidb/pkg/util/table-filter"
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"github.com/stretchr/testify/require"
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)
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func TestFilterTables(t *testing.T) {
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tctx := tcontext.Background().WithLogger(appLogger)
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dbTables := DatabaseTables{}
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expectedDBTables := DatabaseTables{}
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dbTables.AppendTables(metadef.InformationSchemaName.O, []string{"xxx"}, []uint64{0})
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dbTables.AppendTables(strings.ToUpper(metadef.PerformanceSchemaName.O), []string{"xxx"}, []uint64{0})
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dbTables.AppendTables("xxx", []string{"yyy"}, []uint64{0})
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expectedDBTables.AppendTables("xxx", []string{"yyy"}, []uint64{0})
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dbTables.AppendTables("yyy", []string{"xxx"}, []uint64{0})
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tableFilter, err := tf.Parse([]string{"*.*"})
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require.NoError(t, err)
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conf := &Config{
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ServerInfo: version.ServerInfo{
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ServerType: version.ServerTypeTiDB,
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},
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Tables: dbTables,
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TableFilter: tableFilter,
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}
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databases := []string{metadef.InformationSchemaName.O, metadef.PerformanceSchemaName.O, "xxx", "yyy"}
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require.Equal(t, databases, filterDatabases(tctx, conf, databases))
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conf.TableFilter = tf.NewSchemasFilter("xxx")
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require.Equal(t, []string{"xxx"}, filterDatabases(tctx, conf, databases))
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filterTables(tcontext.Background(), conf)
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require.Len(t, conf.Tables, 1)
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require.Equal(t, expectedDBTables, conf.Tables)
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}
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func TestFilterDatabaseWithNoTable(t *testing.T) {
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dbTables := DatabaseTables{}
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expectedDBTables := DatabaseTables{}
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dbTables["xxx"] = []*TableInfo{}
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conf := &Config{
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ServerInfo: version.ServerInfo{
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ServerType: version.ServerTypeTiDB,
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},
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Tables: dbTables,
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TableFilter: tf.NewSchemasFilter("yyy"),
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DumpEmptyDatabase: true,
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}
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filterTables(tcontext.Background(), conf)
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require.Len(t, conf.Tables, 0)
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dbTables["xxx"] = []*TableInfo{}
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expectedDBTables["xxx"] = []*TableInfo{}
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conf.Tables = dbTables
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conf.TableFilter = tf.NewSchemasFilter("xxx")
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filterTables(tcontext.Background(), conf)
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require.Len(t, conf.Tables, 1)
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require.Equal(t, expectedDBTables, conf.Tables)
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dbTables["xxx"] = []*TableInfo{}
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expectedDBTables = DatabaseTables{}
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conf.Tables = dbTables
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conf.DumpEmptyDatabase = false
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filterTables(tcontext.Background(), conf)
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require.Len(t, conf.Tables, 0)
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require.Equal(t, expectedDBTables, conf.Tables)
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}
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