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autoid_service: add unit test for the package (#40193)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,202 @@ | ||
| // Copyright 2022 PingCAP, Inc. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package autoid | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "math" | ||
| "net" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/pingcap/kvproto/pkg/autoid" | ||
| "github.com/pingcap/tidb/parser/model" | ||
| "github.com/pingcap/tidb/testkit" | ||
| "github.com/stretchr/testify/require" | ||
| "go.etcd.io/etcd/tests/v3/integration" | ||
| "google.golang.org/grpc" | ||
| "google.golang.org/grpc/credentials/insecure" | ||
| ) | ||
|
|
||
| type autoIDResp struct { | ||
| *autoid.AutoIDResponse | ||
| error | ||
| *testing.T | ||
| } | ||
|
|
||
| func (resp autoIDResp) check(min, max int64) { | ||
| require.NoError(resp.T, resp.error) | ||
| require.Equal(resp.T, resp.AutoIDResponse, &autoid.AutoIDResponse{Min: min, Max: max}) | ||
| } | ||
|
|
||
| func (resp autoIDResp) checkErrmsg() { | ||
| require.NoError(resp.T, resp.error) | ||
| require.True(resp.T, len(resp.GetErrmsg()) > 0) | ||
| } | ||
|
|
||
| type rebaseResp struct { | ||
| *autoid.RebaseResponse | ||
| error | ||
| *testing.T | ||
| } | ||
|
|
||
| func (resp rebaseResp) check(msg string) { | ||
| require.NoError(resp.T, resp.error) | ||
| require.Equal(resp.T, string(resp.RebaseResponse.GetErrmsg()), msg) | ||
| } | ||
|
|
||
| func TestAPI(t *testing.T) { | ||
| store, dom := testkit.CreateMockStoreAndDomain(t) | ||
| tk := testkit.NewTestKit(t, store) | ||
| cli := MockForTest(store) | ||
| tk.MustExec("use test") | ||
| tk.MustExec("create table t (id int key auto_increment);") | ||
| is := dom.InfoSchema() | ||
| dbInfo, ok := is.SchemaByName(model.NewCIStr("test")) | ||
| require.True(t, ok) | ||
|
|
||
| tbl, err := is.TableByName(model.NewCIStr("test"), model.NewCIStr("t")) | ||
| require.NoError(t, err) | ||
| tbInfo := tbl.Meta() | ||
|
|
||
| ctx := context.Background() | ||
| checkCurrValue := func(t *testing.T, cli autoid.AutoIDAllocClient, min, max int64) { | ||
| req := &autoid.AutoIDRequest{DbID: dbInfo.ID, TblID: tbInfo.ID, N: 0} | ||
| resp, err := cli.AllocAutoID(ctx, req) | ||
| require.NoError(t, err) | ||
| require.Equal(t, resp, &autoid.AutoIDResponse{Min: min, Max: max}) | ||
| } | ||
| autoIDRequest := func(t *testing.T, cli autoid.AutoIDAllocClient, unsigned bool, n uint64, more ...int64) autoIDResp { | ||
| increment := int64(1) | ||
| offset := int64(1) | ||
| if len(more) >= 1 { | ||
| increment = more[0] | ||
| } | ||
| if len(more) >= 2 { | ||
| offset = more[1] | ||
| } | ||
| req := &autoid.AutoIDRequest{DbID: dbInfo.ID, TblID: tbInfo.ID, IsUnsigned: unsigned, N: n, Increment: increment, Offset: offset} | ||
| resp, err := cli.AllocAutoID(ctx, req) | ||
| return autoIDResp{resp, err, t} | ||
| } | ||
| rebaseRequest := func(t *testing.T, cli autoid.AutoIDAllocClient, unsigned bool, n int64, force ...struct{}) rebaseResp { | ||
| req := &autoid.RebaseRequest{ | ||
| DbID: dbInfo.ID, | ||
| TblID: tbInfo.ID, | ||
| Base: n, | ||
| IsUnsigned: unsigned, | ||
| Force: len(force) > 0, | ||
| } | ||
| resp, err := cli.Rebase(ctx, req) | ||
| return rebaseResp{resp, err, t} | ||
| } | ||
| var force = struct{}{} | ||
|
|
||
| // basic auto id operation | ||
| autoIDRequest(t, cli, false, 1).check(0, 1) | ||
| autoIDRequest(t, cli, false, 10).check(1, 11) | ||
| checkCurrValue(t, cli, 11, 11) | ||
| autoIDRequest(t, cli, false, 128).check(11, 139) | ||
| autoIDRequest(t, cli, false, 1, 10, 5).check(139, 145) | ||
|
|
||
| // basic rebase operation | ||
| rebaseRequest(t, cli, false, 666).check("") | ||
| autoIDRequest(t, cli, false, 1).check(666, 667) | ||
|
|
||
| rebaseRequest(t, cli, false, 6666).check("") | ||
| autoIDRequest(t, cli, false, 1).check(6666, 6667) | ||
|
|
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| // rebase will not decrease the value without 'force' | ||
| rebaseRequest(t, cli, false, 44).check("") | ||
| checkCurrValue(t, cli, 6667, 6667) | ||
| rebaseRequest(t, cli, false, 44, force).check("") | ||
| checkCurrValue(t, cli, 44, 44) | ||
|
|
||
| // max increase 1 | ||
| rebaseRequest(t, cli, false, math.MaxInt64, force).check("") | ||
| checkCurrValue(t, cli, math.MaxInt64, math.MaxInt64) | ||
| autoIDRequest(t, cli, false, 1).checkErrmsg() | ||
|
|
||
| rebaseRequest(t, cli, true, 0, force).check("") | ||
| checkCurrValue(t, cli, 0, 0) | ||
| autoIDRequest(t, cli, true, 1).check(0, 1) | ||
| autoIDRequest(t, cli, true, 10).check(1, 11) | ||
| autoIDRequest(t, cli, true, 128).check(11, 139) | ||
| autoIDRequest(t, cli, true, 1, 10, 5).check(139, 145) | ||
|
|
||
| // max increase 1 | ||
| rebaseRequest(t, cli, true, math.MaxInt64).check("") | ||
| checkCurrValue(t, cli, math.MaxInt64, math.MaxInt64) | ||
| autoIDRequest(t, cli, true, 1).check(math.MaxInt64, math.MinInt64) | ||
| autoIDRequest(t, cli, true, 1).check(math.MinInt64, math.MinInt64+1) | ||
|
|
||
| rebaseRequest(t, cli, true, -1).check("") | ||
| checkCurrValue(t, cli, -1, -1) | ||
| autoIDRequest(t, cli, true, 1).check(-1, 0) | ||
| } | ||
|
|
||
| func TestGRPC(t *testing.T) { | ||
| integration.BeforeTestExternal(t) | ||
| store := testkit.CreateMockStore(t) | ||
| cluster := integration.NewClusterV3(t, &integration.ClusterConfig{Size: 1}) | ||
| defer cluster.Terminate(t) | ||
| etcdCli := cluster.RandClient() | ||
|
|
||
| var addr string | ||
| var listener net.Listener | ||
| for port := 10080; ; port++ { | ||
| var err error | ||
| addr = fmt.Sprintf("127.0.0.1:%d", port) | ||
| listener, err = net.Listen("tcp", addr) | ||
| if err == nil { | ||
| break | ||
| } | ||
| } | ||
| defer listener.Close() | ||
|
|
||
| service := newWithCli(addr, etcdCli, store) | ||
| defer service.Close() | ||
|
|
||
| var i int | ||
| for !service.leaderShip.IsOwner() { | ||
| time.Sleep(100 * time.Millisecond) | ||
| i++ | ||
| if i >= 20 { | ||
| break | ||
| } | ||
| } | ||
| require.Less(t, i, 20) | ||
|
|
||
| grpcServer := grpc.NewServer() | ||
| autoid.RegisterAutoIDAllocServer(grpcServer, service) | ||
| go func() { | ||
| grpcServer.Serve(listener) | ||
| }() | ||
| defer grpcServer.Stop() | ||
|
|
||
| grpcConn, err := grpc.Dial("127.0.0.1:10080", grpc.WithTransportCredentials(insecure.NewCredentials())) | ||
| require.NoError(t, err) | ||
| cli := autoid.NewAutoIDAllocClient(grpcConn) | ||
| _, err = cli.AllocAutoID(context.Background(), &autoid.AutoIDRequest{ | ||
| DbID: 0, | ||
| TblID: 0, | ||
| N: 1, | ||
| Increment: 1, | ||
| Offset: 1, | ||
| IsUnsigned: false, | ||
| }) | ||
| require.NoError(t, err) | ||
| } |
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