github.com/m3db/m3@v1.5.1-0.20231129193456-75a402aa583b/src/dbnode/test/util.go (about)

     1  // Copyright (c) 2021  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
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     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 test is a package for shared test helpers.
    22  package test
    23  
    24  import (
    25  	"testing"
    26  
    27  	"github.com/stretchr/testify/require"
    28  
    29  	"github.com/m3db/m3/src/dbnode/storage/index/convert"
    30  	"github.com/m3db/m3/src/m3ninx/doc"
    31  	"github.com/m3db/m3/src/m3ninx/index/segment/fst/encoding/docs"
    32  	"github.com/m3db/m3/src/x/ident"
    33  )
    34  
    35  // DocumentToTagIter is a help for converting a doc.Document into an
    36  // ident.TagIterator.
    37  func DocumentToTagIter(t *testing.T, doc doc.Document) ident.TagIterator {
    38  	reader := docs.NewEncodedDocumentReader()
    39  	m, err := docs.MetadataFromDocument(doc, reader)
    40  	require.NoError(t, err)
    41  
    42  	return convert.ToSeriesTags(m, convert.Opts{NoClone: true})
    43  }