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br : migrate test-infra to testify for lightning/backend/importer #30073

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merged 4 commits into from
Nov 24, 2021
Merged

br : migrate test-infra to testify for lightning/backend/importer #30073

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5b484e7
import_test
JayLZhou Nov 23, 2021
a37e78a
import_test
JayLZhou Nov 24, 2021
18e7815
solve_comment
JayLZhou Nov 24, 2021
d161a08
Merge branch 'master' into issue_test_import
ti-chi-bot Nov 24, 2021
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115 changes: 63 additions & 52 deletions br/pkg/lightning/backend/importer/importer_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -24,13 +24,13 @@ import (

"github.com/golang/mock/gomock"
"github.com/google/uuid"
. "github.com/pingcap/check"
"github.com/pingcap/errors"
kvpb "github.com/pingcap/kvproto/pkg/import_kvpb"
"github.com/pingcap/tidb/br/pkg/lightning/backend"
"github.com/pingcap/tidb/br/pkg/lightning/backend/kv"
"github.com/pingcap/tidb/br/pkg/lightning/common"
"github.com/pingcap/tidb/br/pkg/mock"
"github.com/stretchr/testify/require"
)

type importerSuite struct {
Expand All @@ -43,20 +43,14 @@ type importerSuite struct {
kvPairs kv.Rows
}

var _ = Suite(&importerSuite{})

const testPDAddr = "pd-addr:2379"

// FIXME: Cannot use the real SetUpTest/TearDownTest to set up the mock
// otherwise the mock error will be ignored.

func (s *importerSuite) setUpTest(c *C) {
s.controller = gomock.NewController(c)
s.mockClient = mock.NewMockImportKVClient(s.controller)
s.mockWriter = mock.NewMockImportKV_WriteEngineClient(s.controller)
importer := NewMockImporter(s.mockClient, testPDAddr)

s.ctx = context.Background()
func createImportSuite(t *testing.T) *importerSuite {
controller := gomock.NewController(t)
mockClient := mock.NewMockImportKVClient(controller)
mockWriter := mock.NewMockImportKV_WriteEngineClient(controller)
importer := NewMockImporter(mockClient, testPDAddr)
s := &importerSuite{controller: controller, mockClient: mockClient, mockWriter: mockWriter, ctx: context.Background()}
engineUUID := uuid.MustParse("7e3f3a3c-67ce-506d-af34-417ec138fbcb")
s.engineUUID = engineUUID[:]
s.kvPairs = kv.MakeRowsFromKvPairs([]common.KvPair{
Expand All @@ -76,15 +70,17 @@ func (s *importerSuite) setUpTest(c *C) {

var err error
s.engine, err = importer.OpenEngine(s.ctx, &backend.EngineConfig{}, "`db`.`table`", -1)
c.Assert(err, IsNil)
require.NoError(t, err)
return s
}

func (s *importerSuite) tearDownTest() {
s.controller.Finish()
}

func (s *importerSuite) TestWriteRows(c *C) {
s.setUpTest(c)
func TestWriteRows(t *testing.T) {
t.Parallel()
s := createImportSuite(t)
defer s.tearDownTest()

s.mockClient.EXPECT().WriteEngine(s.ctx).Return(s.mockWriter, nil)
Expand All @@ -99,10 +95,10 @@ func (s *importerSuite) TestWriteRows(c *C) {
batchSendCall := s.mockWriter.EXPECT().
Send(gomock.Any()).
DoAndReturn(func(x *kvpb.WriteEngineRequest) error {
c.Assert(x.GetBatch().GetMutations(), DeepEquals, []*kvpb.Mutation{
require.Equal(t, []*kvpb.Mutation{
{Op: kvpb.Mutation_Put, Key: []byte("k1"), Value: []byte("v1")},
{Op: kvpb.Mutation_Put, Key: []byte("k2"), Value: []byte("v2")},
})
}, x.GetBatch().GetMutations())
return nil
}).
After(headSendCall)
Expand All @@ -112,24 +108,25 @@ func (s *importerSuite) TestWriteRows(c *C) {
After(batchSendCall)

writer, err := s.engine.LocalWriter(s.ctx, nil)
c.Assert(err, IsNil)
require.NoError(t, err)
err = writer.WriteRows(s.ctx, nil, s.kvPairs)
c.Assert(err, IsNil)
require.NoError(t, err)
st, err := writer.Close(s.ctx)
c.Assert(err, IsNil)
c.Assert(st, IsNil)
require.NoError(t, err)
require.Nil(t, st)
}

func (s *importerSuite) TestWriteHeadSendFailed(c *C) {
s.setUpTest(c)
func TestWriteHeadSendFailed(t *testing.T) {
t.Parallel()
s := createImportSuite(t)
defer s.tearDownTest()

s.mockClient.EXPECT().WriteEngine(s.ctx).Return(s.mockWriter, nil)

headSendCall := s.mockWriter.EXPECT().
Send(gomock.Any()).
DoAndReturn(func(x *kvpb.WriteEngineRequest) error {
c.Assert(x.GetHead(), NotNil)
require.NotNil(t, x.GetHead())
return errors.Annotate(context.Canceled, "fake unrecoverable write head error")
})
s.mockWriter.EXPECT().
Expand All @@ -138,27 +135,29 @@ func (s *importerSuite) TestWriteHeadSendFailed(c *C) {
After(headSendCall)

writer, err := s.engine.LocalWriter(s.ctx, nil)
c.Assert(err, IsNil)
require.NoError(t, err)
err = writer.WriteRows(s.ctx, nil, s.kvPairs)
c.Assert(err, ErrorMatches, "fake unrecoverable write head error.*")
require.Error(t, err)
require.Regexp(t, "^fake unrecoverable write head error", err.Error())
}

func (s *importerSuite) TestWriteBatchSendFailed(c *C) {
s.setUpTest(c)
func TestWriteBatchSendFailed(t *testing.T) {
t.Parallel()
s := createImportSuite(t)
defer s.tearDownTest()

s.mockClient.EXPECT().WriteEngine(s.ctx).Return(s.mockWriter, nil)

headSendCall := s.mockWriter.EXPECT().
Send(gomock.Any()).
DoAndReturn(func(x *kvpb.WriteEngineRequest) error {
c.Assert(x.GetHead(), NotNil)
require.NotNil(t, x.GetHead())
return nil
})
batchSendCall := s.mockWriter.EXPECT().
Send(gomock.Any()).
DoAndReturn(func(x *kvpb.WriteEngineRequest) error {
c.Assert(x.GetBatch(), NotNil)
require.NotNil(t, x.GetBatch())
return errors.Annotate(context.Canceled, "fake unrecoverable write batch error")
}).
After(headSendCall)
Expand All @@ -168,27 +167,29 @@ func (s *importerSuite) TestWriteBatchSendFailed(c *C) {
After(batchSendCall)

writer, err := s.engine.LocalWriter(s.ctx, nil)
c.Assert(err, IsNil)
require.NoError(t, err)
err = writer.WriteRows(s.ctx, nil, s.kvPairs)
c.Assert(err, ErrorMatches, "fake unrecoverable write batch error.*")
require.Error(t, err)
require.Regexp(t, "^fake unrecoverable write batch error", err.Error())
}

func (s *importerSuite) TestWriteCloseFailed(c *C) {
s.setUpTest(c)
func TestWriteCloseFailed(t *testing.T) {
t.Parallel()
s := createImportSuite(t)
defer s.tearDownTest()

s.mockClient.EXPECT().WriteEngine(s.ctx).Return(s.mockWriter, nil)

headSendCall := s.mockWriter.EXPECT().
Send(gomock.Any()).
DoAndReturn(func(x *kvpb.WriteEngineRequest) error {
c.Assert(x.GetHead(), NotNil)
require.NotNil(t, x.GetHead())
return nil
})
batchSendCall := s.mockWriter.EXPECT().
Send(gomock.Any()).
DoAndReturn(func(x *kvpb.WriteEngineRequest) error {
c.Assert(x.GetBatch(), NotNil)
require.NotNil(t, x.GetBatch())
return nil
}).
After(headSendCall)
Expand All @@ -198,13 +199,15 @@ func (s *importerSuite) TestWriteCloseFailed(c *C) {
After(batchSendCall)

writer, err := s.engine.LocalWriter(s.ctx, nil)
c.Assert(err, IsNil)
require.NoError(t, err)
err = writer.WriteRows(s.ctx, nil, s.kvPairs)
c.Assert(err, ErrorMatches, "fake unrecoverable close stream error.*")
require.Error(t, err)
require.Regexp(t, "^fake unrecoverable close stream error", err.Error())
}

func (s *importerSuite) TestCloseImportCleanupEngine(c *C) {
s.setUpTest(c)
func TestCloseImportCleanupEngine(t *testing.T) {
t.Parallel()
s := createImportSuite(t)
defer s.tearDownTest()

s.mockClient.EXPECT().
Expand All @@ -218,11 +221,11 @@ func (s *importerSuite) TestCloseImportCleanupEngine(c *C) {
Return(nil, nil)

engine, err := s.engine.Close(s.ctx, nil)
c.Assert(err, IsNil)
require.NoError(t, err)
err = engine.Import(s.ctx, 1)
c.Assert(err, IsNil)
require.NoError(t, err)
err = engine.Cleanup(s.ctx)
c.Assert(err, IsNil)
require.NoError(t, err)
}

func BenchmarkMutationAlloc(b *testing.B) {
Expand Down Expand Up @@ -261,33 +264,41 @@ func BenchmarkMutationPool(b *testing.B) {
_ = g
}

func (s *importerSuite) TestCheckTiDBVersion(c *C) {
func TestCheckTiDBVersion(t *testing.T) {
var version string
ctx := context.Background()

mockServer := httptest.NewTLSServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
c.Assert(req.URL.Path, Equals, "/status")
require.Equal(t, "/status", req.URL.Path)
w.WriteHeader(http.StatusOK)
err := json.NewEncoder(w).Encode(map[string]interface{}{
"version": version,
})
c.Assert(err, IsNil)
require.NoError(t, err)
}))

tls := common.NewTLSFromMockServer(mockServer)

version = "5.7.25-TiDB-v4.0.0"
c.Assert(checkTiDBVersionByTLS(ctx, tls, requiredMinTiDBVersion, requiredMaxTiDBVersion), IsNil)
require.Nil(t, checkTiDBVersionByTLS(ctx, tls, requiredMinTiDBVersion, requiredMaxTiDBVersion))

version = "5.7.25-TiDB-v9999.0.0"
c.Assert(checkTiDBVersionByTLS(ctx, tls, requiredMinTiDBVersion, requiredMaxTiDBVersion), ErrorMatches, "TiDB version too new.*")
err := checkTiDBVersionByTLS(ctx, tls, requiredMinTiDBVersion, requiredMaxTiDBVersion)
require.Error(t, err)
require.Regexp(t, "^TiDB version too new", err.Error())

version = "5.7.25-TiDB-v6.0.0"
c.Assert(checkTiDBVersionByTLS(ctx, tls, requiredMinTiDBVersion, requiredMaxTiDBVersion), ErrorMatches, "TiDB version too new.*")
err = checkTiDBVersionByTLS(ctx, tls, requiredMinTiDBVersion, requiredMaxTiDBVersion)
require.Error(t, err)
require.Regexp(t, "^TiDB version too new", err.Error())

version = "5.7.25-TiDB-v6.0.0-beta"
c.Assert(checkTiDBVersionByTLS(ctx, tls, requiredMinTiDBVersion, requiredMaxTiDBVersion), ErrorMatches, "TiDB version too new.*")
err = checkTiDBVersionByTLS(ctx, tls, requiredMinTiDBVersion, requiredMaxTiDBVersion)
require.Error(t, err)
require.Regexp(t, "^TiDB version too new", err.Error())

version = "5.7.25-TiDB-v1.0.0"
c.Assert(checkTiDBVersionByTLS(ctx, tls, requiredMinTiDBVersion, requiredMaxTiDBVersion), ErrorMatches, "TiDB version too old.*")
err = checkTiDBVersionByTLS(ctx, tls, requiredMinTiDBVersion, requiredMaxTiDBVersion)
require.Error(t, err)
require.Regexp(t, "^TiDB version too old", err.Error())
}