github.com/m3db/m3@v1.5.0/src/query/block/column_test.go (about)

     1  // Copyright (c) 2019 Uber Technologies, Inc.
     2  //
     3  // Permission is hereby granted, free of charge, to any person obtaining a copy
     4  // of this software and associated documentation files (the "Software"), to deal
     5  // in the Software without restriction, including without limitation the rights
     6  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     7  // copies of the Software, and to permit persons to whom the Software is
     8  // furnished to do so, subject to the following conditions:
     9  //
    10  // The above copyright notice and this permission notice shall be included in
    11  // all copies or substantial portions of the Software.
    12  //
    13  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    14  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    15  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    16  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    17  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    18  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    19  // THE SOFTWARE.
    20  
    21  package block
    22  
    23  import (
    24  	"context"
    25  	"fmt"
    26  	"testing"
    27  	"time"
    28  
    29  	"github.com/m3db/m3/src/query/models"
    30  
    31  	"github.com/stretchr/testify/assert"
    32  	"github.com/stretchr/testify/require"
    33  	"github.com/uber-go/tally"
    34  )
    35  
    36  func makeTestQueryContext() *models.QueryContext {
    37  	return models.NewQueryContext(context.Background(),
    38  		tally.NoopScope,
    39  		models.QueryContextOptions{})
    40  }
    41  
    42  func TestColumnBuilderInfoTypes(t *testing.T) {
    43  	ctx := makeTestQueryContext()
    44  	builder := NewColumnBlockBuilder(ctx, Metadata{}, []SeriesMeta{})
    45  	block := builder.Build()
    46  	assert.Equal(t, BlockDecompressed, block.Info().blockType)
    47  
    48  	block = builder.BuildAsType(BlockScalar)
    49  	assert.Equal(t, BlockScalar, block.Info().blockType)
    50  }
    51  
    52  func TestSetRow(t *testing.T) {
    53  	buildMeta := func(i int) SeriesMeta {
    54  		name := fmt.Sprint(i)
    55  
    56  		return SeriesMeta{
    57  			Name: []byte(name),
    58  			Tags: models.MustMakeTags("name", name),
    59  		}
    60  	}
    61  
    62  	size := 10
    63  	metas := make([]SeriesMeta, size)
    64  	for i := range metas {
    65  		metas[i] = buildMeta(i)
    66  	}
    67  
    68  	ctx := makeTestQueryContext()
    69  	builder := NewColumnBlockBuilder(ctx, Metadata{
    70  		Bounds: models.Bounds{StepSize: time.Minute, Duration: time.Minute},
    71  	}, nil)
    72  
    73  	require.NoError(t, builder.AddCols(1))
    74  	builder.PopulateColumns(size)
    75  	// NB: set the row metas backwards.
    76  	j := 0
    77  	for i := size - 1; i >= 0; i-- {
    78  		err := builder.SetRow(j, []float64{float64(i)}, metas[i])
    79  		require.NoError(t, err)
    80  		j++
    81  	}
    82  
    83  	bl := builder.Build()
    84  	it, err := bl.StepIter()
    85  	require.NoError(t, err)
    86  
    87  	actualMetas := it.SeriesMeta()
    88  	for i, m := range actualMetas {
    89  		ex := fmt.Sprint(size - 1 - i)
    90  		assert.Equal(t, ex, string(m.Name))
    91  		require.Equal(t, 1, m.Tags.Len())
    92  		tag, found := m.Tags.Get([]byte("name"))
    93  		require.True(t, found)
    94  		assert.Equal(t, ex, string(tag))
    95  	}
    96  
    97  	assert.True(t, it.Next())
    98  	exVals := make([]float64, size)
    99  	for i := range exVals {
   100  		exVals[i] = float64(size - 1 - i)
   101  	}
   102  
   103  	vals := it.Current().Values()
   104  	assert.Equal(t, exVals, vals)
   105  	assert.False(t, it.Next())
   106  	assert.NoError(t, it.Err())
   107  }