mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
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393 lines
10 KiB
Go
393 lines
10 KiB
Go
// Copyright 2022 The LevelDB-Go and Pebble Authors. All rights reserved. Use
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// of this source code is governed by a BSD-style license that can be found in
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// the LICENSE file.
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package pebble
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import (
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"bytes"
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"fmt"
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"path/filepath"
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"strconv"
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"strings"
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"testing"
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"github.com/cockroachdb/datadriven"
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"github.com/cockroachdb/errors"
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"github.com/cockroachdb/pebble/internal/invariants"
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"github.com/cockroachdb/pebble/internal/testkeys"
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"github.com/cockroachdb/pebble/sstable"
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"github.com/cockroachdb/pebble/vfs"
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"github.com/stretchr/testify/require"
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)
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// TODO(jackson): Add a range keys test with concurrency: the logic to cache
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// fragmented spans is susceptible to races.
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func TestIterHistories(t *testing.T) {
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datadriven.Walk(t, "testdata/iter_histories", func(t *testing.T, path string) {
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filename := filepath.Base(path)
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switch {
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case invariants.Enabled && strings.Contains(filename, "no_invariants"):
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t.Skip("disabled when run with -tags invariants due to nondeterminism")
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}
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var d *DB
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var buf bytes.Buffer
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iters := map[string]*Iterator{}
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batches := map[string]*Batch{}
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newIter := func(name string, reader Reader, o *IterOptions) *Iterator {
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it, _ := reader.NewIter(o)
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iters[name] = it
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return it
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}
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var opts *Options
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parseOpts := func(td *datadriven.TestData) (*Options, error) {
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opts = &Options{
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FS: vfs.NewMem(),
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Comparer: testkeys.Comparer,
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FormatMajorVersion: FormatRangeKeys,
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BlockPropertyCollectors: []func() BlockPropertyCollector{
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sstable.NewTestKeysBlockPropertyCollector,
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},
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}
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opts.DisableAutomaticCompactions = true
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opts.EnsureDefaults()
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opts.WithFSDefaults()
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if err := parseDBOptionsArgs(opts, td.CmdArgs); err != nil {
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return nil, err
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}
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return opts, nil
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}
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cleanup := func() (err error) {
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for key, batch := range batches {
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err = firstError(err, batch.Close())
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delete(batches, key)
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}
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for key, iter := range iters {
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err = firstError(err, iter.Close())
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delete(iters, key)
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}
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if d != nil {
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err = firstError(err, d.Close())
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d = nil
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}
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return err
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}
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defer cleanup()
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datadriven.RunTest(t, path, func(t *testing.T, td *datadriven.TestData) string {
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buf.Reset()
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switch td.Cmd {
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case "define":
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var err error
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if err := cleanup(); err != nil {
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return err.Error()
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}
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opts, err = parseOpts(td)
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if err != nil {
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return err.Error()
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}
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d, err = runDBDefineCmd(td, opts)
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if err != nil {
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return err.Error()
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}
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return runLSMCmd(td, d)
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case "reopen":
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var err error
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if err := cleanup(); err != nil {
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return err.Error()
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}
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if err := parseDBOptionsArgs(opts, td.CmdArgs); err != nil {
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return err.Error()
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}
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d, err = Open("", opts)
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require.NoError(t, err)
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return ""
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case "reset":
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var err error
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if err := cleanup(); err != nil {
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return err.Error()
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}
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opts, err = parseOpts(td)
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if err != nil {
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return err.Error()
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}
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d, err = Open("", opts)
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require.NoError(t, err)
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return ""
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case "populate":
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b := d.NewBatch()
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runPopulateCmd(t, td, b)
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count := b.Count()
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require.NoError(t, b.Commit(nil))
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return fmt.Sprintf("wrote %d keys\n", count)
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case "batch":
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var name string
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td.MaybeScanArgs(t, "name", &name)
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commit := td.HasArg("commit")
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b := d.NewIndexedBatch()
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require.NoError(t, runBatchDefineCmd(td, b))
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var err error
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if commit {
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func() {
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defer func() {
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if r := recover(); r != nil {
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err = errors.New(r.(string))
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}
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}()
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err = b.Commit(nil)
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}()
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} else if name != "" {
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batches[name] = b
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}
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if err != nil {
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return err.Error()
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}
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count := b.Count()
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if commit {
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return fmt.Sprintf("committed %d keys\n", count)
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}
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return fmt.Sprintf("wrote %d keys to batch %q\n", count, name)
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case "compact":
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if err := runCompactCmd(td, d); err != nil {
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return err.Error()
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}
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return runLSMCmd(td, d)
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case "flush":
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err := d.Flush()
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if err != nil {
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return err.Error()
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}
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return ""
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case "get":
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var reader Reader = d
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if arg, ok := td.Arg("reader"); ok {
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if reader, ok = batches[arg.Vals[0]]; !ok {
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return fmt.Sprintf("unknown reader %q", arg.Vals[0])
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}
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}
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for _, l := range strings.Split(td.Input, "\n") {
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v, closer, err := reader.Get([]byte(l))
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if err != nil {
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fmt.Fprintf(&buf, "%s: error: %s\n", l, err)
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} else {
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fmt.Fprintf(&buf, "%s: %s\n", l, v)
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}
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if err := closer.Close(); err != nil {
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fmt.Fprintf(&buf, "close err: %s\n", err)
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}
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}
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return buf.String()
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case "ingest":
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if err := runBuildCmd(td, d, d.opts.FS); err != nil {
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return err.Error()
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}
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if err := runIngestCmd(td, d, d.opts.FS); err != nil {
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return err.Error()
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}
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return ""
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case "layout":
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var verbose bool
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var filename string
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td.ScanArgs(t, "filename", &filename)
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td.MaybeScanArgs(t, "verbose", &verbose)
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f, err := opts.FS.Open(filename)
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if err != nil {
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return err.Error()
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}
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readable, err := sstable.NewSimpleReadable(f)
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if err != nil {
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return err.Error()
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}
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r, err := sstable.NewReader(readable, opts.MakeReaderOptions())
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if err != nil {
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return err.Error()
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}
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defer r.Close()
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l, err := r.Layout()
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if err != nil {
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return err.Error()
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}
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l.Describe(&buf, verbose, r, nil)
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return buf.String()
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case "lsm":
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return runLSMCmd(td, d)
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case "metrics":
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d.mu.Lock()
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d.waitTableStats()
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d.mu.Unlock()
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m := d.Metrics()
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return fmt.Sprintf("Metrics.Keys.RangeKeySetsCount = %d\n", m.Keys.RangeKeySetsCount)
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case "mutate":
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var batchName string
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td.ScanArgs(t, "batch", &batchName)
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mut := newBatch(d)
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if err := runBatchDefineCmd(td, mut); err != nil {
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return err.Error()
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}
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if err := batches[batchName].Apply(mut, nil); err != nil {
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return err.Error()
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}
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return ""
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case "clone":
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var from, to string
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var cloneOpts CloneOptions
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var iterOpts IterOptions
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td.ScanArgs(t, "from", &from)
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td.ScanArgs(t, "to", &to)
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td.ScanArgs(t, "refresh-batch", &cloneOpts.RefreshBatchView)
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fromIter := iters[from]
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if foundAny, err := parseIterOptions(&iterOpts, &fromIter.opts, strings.Fields(td.Input)); err != nil {
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return fmt.Sprintf("clone: %s", err.Error())
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} else if foundAny {
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cloneOpts.IterOptions = &iterOpts
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}
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var err error
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iters[to], err = fromIter.Clone(cloneOpts)
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if err != nil {
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return err.Error()
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}
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return ""
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case "commit":
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name := pluckStringCmdArg(td, "batch")
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b := batches[name]
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defer b.Close()
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count := b.Count()
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require.NoError(t, d.Apply(b, nil))
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delete(batches, name)
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return fmt.Sprintf("committed %d keys\n", count)
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case "combined-iter":
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o := &IterOptions{KeyTypes: IterKeyTypePointsAndRanges}
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var reader Reader = d
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var name string
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for _, arg := range td.CmdArgs {
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switch arg.Key {
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case "mask-suffix":
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o.RangeKeyMasking.Suffix = []byte(arg.Vals[0])
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case "mask-filter":
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o.RangeKeyMasking.Filter = func() BlockPropertyFilterMask {
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return sstable.NewTestKeysMaskingFilter()
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}
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case "lower":
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o.LowerBound = []byte(arg.Vals[0])
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case "upper":
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o.UpperBound = []byte(arg.Vals[0])
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case "name":
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name = arg.Vals[0]
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case "reader":
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reader = batches[arg.Vals[0]]
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if reader == nil {
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return fmt.Sprintf("unknown reader %q", arg.Vals[0])
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}
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case "point-key-filter":
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if len(arg.Vals) != 2 {
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return fmt.Sprintf("blockprop-filter expects 2 arguments, received %d", len(arg.Vals))
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}
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min, err := strconv.ParseUint(arg.Vals[0], 10, 64)
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if err != nil {
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return err.Error()
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}
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max, err := strconv.ParseUint(arg.Vals[1], 10, 64)
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if err != nil {
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return err.Error()
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}
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o.PointKeyFilters = []sstable.BlockPropertyFilter{
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sstable.NewTestKeysBlockPropertyFilter(min, max),
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}
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o.SkipPoint = func(k []byte) bool {
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i := testkeys.Comparer.Split(k)
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if i == len(k) {
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return false
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}
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v, err := testkeys.ParseSuffix(k[i:])
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if err != nil {
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return false
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}
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return uint64(v) < min || uint64(v) >= max
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}
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case "snapshot":
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s, err := strconv.ParseUint(arg.Vals[0], 10, 64)
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if err != nil {
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return err.Error()
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}
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func() {
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d.mu.Lock()
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defer d.mu.Unlock()
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l := &d.mu.snapshots
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for i := l.root.next; i != &l.root; i = i.next {
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if i.seqNum == s {
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reader = i
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break
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}
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}
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}()
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case "use-l6-filter":
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o.UseL6Filters = true
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}
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}
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var iter *Iterator
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var err error
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func() {
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defer func() {
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if r := recover(); r != nil {
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switch v := r.(type) {
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case string:
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err = errors.New(v)
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case error:
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err = v
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default:
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panic(r)
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}
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}
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}()
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iter = newIter(name, reader, o)
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}()
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if err != nil {
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return err.Error()
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}
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return runIterCmd(td, iter, name == "" /* close iter */)
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case "rangekey-iter":
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name := pluckStringCmdArg(td, "name")
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iter := newIter(name, d, &IterOptions{KeyTypes: IterKeyTypeRangesOnly})
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return runIterCmd(td, iter, name == "" /* close iter */)
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case "scan-rangekeys":
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iter := newIter(
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pluckStringCmdArg(td, "name"),
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d,
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&IterOptions{KeyTypes: IterKeyTypeRangesOnly},
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)
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func() {
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defer iter.Close()
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for iter.First(); iter.Valid(); iter.Next() {
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start, end := iter.RangeBounds()
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fmt.Fprintf(&buf, "[%s, %s)\n", start, end)
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writeRangeKeys(&buf, iter)
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fmt.Fprintln(&buf)
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}
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}()
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return buf.String()
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case "iter":
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var name string
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td.ScanArgs(t, "iter", &name)
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return runIterCmd(td, iters[name], false /* close iter */)
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case "wait-table-stats":
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d.mu.Lock()
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d.waitTableStats()
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d.mu.Unlock()
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return ""
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default:
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return fmt.Sprintf("unknown command %q", td.Cmd)
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}
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})
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})
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}
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func pluckStringCmdArg(td *datadriven.TestData, key string) string {
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if arg, ok := td.Arg(key); ok {
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return arg.Vals[0]
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}
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return ""
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}
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