github.com/matrixorigin/matrixone@v0.7.0/pkg/sql/colexec/dispatch/dispatch_test.go (about)

     1  // Copyright 2021 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package dispatch
    16  
    17  import (
    18  	"bytes"
    19  	"context"
    20  	"testing"
    21  
    22  	"github.com/matrixorigin/matrixone/pkg/common/mpool"
    23  	"github.com/matrixorigin/matrixone/pkg/container/batch"
    24  	"github.com/matrixorigin/matrixone/pkg/container/types"
    25  	"github.com/matrixorigin/matrixone/pkg/testutil"
    26  	"github.com/matrixorigin/matrixone/pkg/vm/process"
    27  	"github.com/stretchr/testify/require"
    28  )
    29  
    30  const (
    31  	Rows = 10 // default rows
    32  )
    33  
    34  // add unit tests for cases
    35  type dispatchTestCase struct {
    36  	arg    *Argument
    37  	types  []types.Type
    38  	proc   *process.Process
    39  	cancel context.CancelFunc
    40  }
    41  
    42  var (
    43  	tcs []dispatchTestCase
    44  )
    45  
    46  func init() {
    47  	tcs = []dispatchTestCase{
    48  		newTestCase(true),
    49  		newTestCase(false),
    50  	}
    51  }
    52  
    53  func TestString(t *testing.T) {
    54  	buf := new(bytes.Buffer)
    55  	for _, tc := range tcs {
    56  		String(tc.arg, buf)
    57  	}
    58  }
    59  
    60  func TestPrepare(t *testing.T) {
    61  	for _, tc := range tcs {
    62  		err := Prepare(tc.proc, tc.arg)
    63  		require.NoError(t, err)
    64  	}
    65  }
    66  
    67  func TestDispatch(t *testing.T) {
    68  	for _, tc := range tcs {
    69  		err := Prepare(tc.proc, tc.arg)
    70  		require.NoError(t, err)
    71  		bat := newBatch(t, tc.types, tc.proc, Rows)
    72  		tc.proc.Reg.InputBatch = bat
    73  		{
    74  			for _, vec := range bat.Vecs {
    75  				if vec.IsOriginal() {
    76  					vec.FreeOriginal(tc.proc.Mp())
    77  				}
    78  			}
    79  		}
    80  		_, _ = Call(0, tc.proc, tc.arg, false, false)
    81  		tc.proc.Reg.InputBatch = &batch.Batch{}
    82  		_, _ = Call(0, tc.proc, tc.arg, false, false)
    83  		tc.proc.Reg.InputBatch = nil
    84  		_, _ = Call(0, tc.proc, tc.arg, false, false)
    85  		tc.arg.Free(tc.proc, false)
    86  		for _, re := range tc.arg.LocalRegs {
    87  			for len(re.Ch) > 0 {
    88  				bat = <-re.Ch
    89  				if bat == nil {
    90  					break
    91  				}
    92  				bat.Clean(tc.proc.Mp())
    93  			}
    94  		}
    95  		require.Equal(t, int64(0), tc.proc.Mp().CurrNB())
    96  	}
    97  }
    98  
    99  func newTestCase(all bool) dispatchTestCase {
   100  	proc := testutil.NewProcessWithMPool(mpool.MustNewZero())
   101  	proc.Reg.MergeReceivers = make([]*process.WaitRegister, 2)
   102  	ctx, cancel := context.WithCancel(context.Background())
   103  	reg := &process.WaitRegister{Ctx: ctx, Ch: make(chan *batch.Batch, 3)}
   104  	return dispatchTestCase{
   105  		proc: proc,
   106  		types: []types.Type{
   107  			{Oid: types.T_int8},
   108  		},
   109  		arg: &Argument{
   110  			FuncId:    SendToAllLocalFunc,
   111  			LocalRegs: []*process.WaitRegister{reg},
   112  		},
   113  		cancel: cancel,
   114  	}
   115  
   116  }
   117  
   118  // create a new block based on the type information
   119  func newBatch(t *testing.T, ts []types.Type, proc *process.Process, rows int64) *batch.Batch {
   120  	return testutil.NewBatch(ts, false, int(rows), proc.Mp())
   121  }