github.com/matrixorigin/matrixone@v0.7.0/pkg/vm/engine/tae/common/tree_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 common
    16  
    17  import (
    18  	"bytes"
    19  	"testing"
    20  
    21  	"github.com/matrixorigin/matrixone/pkg/vm/engine/tae/testutils"
    22  	"github.com/stretchr/testify/assert"
    23  )
    24  
    25  func TestTree(t *testing.T) {
    26  	defer testutils.AfterTest(t)()
    27  	tree := NewTree()
    28  	tree.AddSegment(1, 2, 3)
    29  	tree.AddBlock(4, 5, 6, 7)
    30  	t.Log(tree.String())
    31  	assert.Equal(t, 2, tree.TableCount())
    32  
    33  	var w bytes.Buffer
    34  	_, err := tree.WriteTo(&w)
    35  	assert.NoError(t, err)
    36  
    37  	tree2 := NewTree()
    38  	_, err = tree2.ReadFrom(&w)
    39  	assert.NoError(t, err)
    40  	t.Log(tree2.String())
    41  	assert.True(t, tree.Equal(tree2))
    42  }