mempool: consoldate implementations (#7171)

* mempool: consoldate implementations

* update chagelog

* fix test

* Apply suggestions from code review

Co-authored-by: M. J. Fromberger <michael.j.fromberger@gmail.com>

* cleanup locking comments

* context twiddle

* migrate away from deprecated ioutil APIs (#7175)

Co-authored-by: Callum Waters <cmwaters19@gmail.com>
Co-authored-by: M. J. Fromberger <fromberger@interchain.io>

Co-authored-by: M. J. Fromberger <michael.j.fromberger@gmail.com>
Co-authored-by: Callum Waters <cmwaters19@gmail.com>
Co-authored-by: M. J. Fromberger <fromberger@interchain.io>

test/fuzz/mempool/checktx.go

@@ -1,4 +1,4 @@
-package v0
+package mempool
 
 import (
 	"context"
@@ -7,10 +7,11 @@ import (
 	"github.com/tendermint/tendermint/abci/example/kvstore"
 	"github.com/tendermint/tendermint/config"
 	"github.com/tendermint/tendermint/internal/mempool"
-	mempoolv0 "github.com/tendermint/tendermint/internal/mempool/v0"
+	"github.com/tendermint/tendermint/libs/log"
 )
 
-var mp mempool.Mempool
+var mp *mempool.TxMempool
+var getMp func() mempool.Mempool
 
 func init() {
 	app := kvstore.NewApplication()
@@ -24,11 +25,22 @@ func init() {
 	cfg := config.DefaultMempoolConfig()
 	cfg.Broadcast = false
 
-	mp = mempoolv0.NewCListMempool(cfg, appConnMem, 0)
+	getMp = func() mempool.Mempool {
+		if mp == nil {
+			mp = mempool.NewTxMempool(
+				log.TestingLogger().With("module", "mempool"),
+				cfg,
+				appConnMem,
+				0,
+			)
+
+		}
+		return mp
+	}
 }
 
 func Fuzz(data []byte) int {
-	err := mp.CheckTx(context.Background(), data, nil, mempool.TxInfo{})
+	err := getMp().CheckTx(context.Background(), data, nil, mempool.TxInfo{})
 	if err != nil {
 		return 0
 	}

test/fuzz/mempool/fuzz_test.go

@@ -1,4 +1,4 @@
-package v0_test
+package mempool_test
 
 import (
 	"io"
@@ -7,7 +7,7 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/require"
-	mempoolv0 "github.com/tendermint/tendermint/test/fuzz/mempool/v0"
+	mempool "github.com/tendermint/tendermint/test/fuzz/mempool"
 )
 
 const testdataCasesDir = "testdata/cases"
@@ -27,7 +27,7 @@ func TestMempoolTestdataCases(t *testing.T) {
 			require.NoError(t, err)
 			input, err := io.ReadAll(f)
 			require.NoError(t, err)
-			mempoolv0.Fuzz(input)
+			mempool.Fuzz(input)
 		})
 	}
 }

test/fuzz/mempool/v1/checktx.go

@@ -1,37 +0,0 @@
-package v1
-
-import (
-	"context"
-
-	abciclient "github.com/tendermint/tendermint/abci/client"
-	"github.com/tendermint/tendermint/abci/example/kvstore"
-	"github.com/tendermint/tendermint/config"
-	"github.com/tendermint/tendermint/internal/mempool"
-	mempoolv1 "github.com/tendermint/tendermint/internal/mempool/v0"
-)
-
-var mp mempool.Mempool
-
-func init() {
-	app := kvstore.NewApplication()
-	cc := abciclient.NewLocalCreator(app)
-	appConnMem, _ := cc()
-	err := appConnMem.Start()
-	if err != nil {
-		panic(err)
-	}
-
-	cfg := config.DefaultMempoolConfig()
-	cfg.Broadcast = false
-
-	mp = mempoolv1.NewCListMempool(cfg, appConnMem, 0)
-}
-
-func Fuzz(data []byte) int {
-	err := mp.CheckTx(context.Background(), data, nil, mempool.TxInfo{})
-	if err != nil {
-		return 0
-	}
-
-	return 1
-}

test/fuzz/mempool/v1/fuzz_test.go

@@ -1,33 +0,0 @@
-package v1_test
-
-import (
-	"io"
-	"os"
-	"path/filepath"
-	"testing"
-
-	"github.com/stretchr/testify/require"
-	mempoolv1 "github.com/tendermint/tendermint/test/fuzz/mempool/v1"
-)
-
-const testdataCasesDir = "testdata/cases"
-
-func TestMempoolTestdataCases(t *testing.T) {
-	entries, err := os.ReadDir(testdataCasesDir)
-	require.NoError(t, err)
-
-	for _, e := range entries {
-		entry := e
-		t.Run(entry.Name(), func(t *testing.T) {
-			defer func() {
-				r := recover()
-				require.Nilf(t, r, "testdata/cases test panic")
-			}()
-			f, err := os.Open(filepath.Join(testdataCasesDir, entry.Name()))
-			require.NoError(t, err)
-			input, err := io.ReadAll(f)
-			require.NoError(t, err)
-			mempoolv1.Fuzz(input)
-		})
-	}
-}