github.com/weaviate/weaviate@v1.24.6/adapters/repos/db/vector/hnsw/distancer/geo_spatial_test.go (about)

     1  //                           _       _
     2  // __      _____  __ ___   ___  __ _| |_ ___
     3  // \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
     4  //  \ V  V /  __/ (_| |\ V /| | (_| | ||  __/
     5  //   \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
     6  //
     7  //  Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
     8  //
     9  //  CONTACT: hello@weaviate.io
    10  //
    11  
    12  package distancer
    13  
    14  import (
    15  	"testing"
    16  
    17  	"github.com/stretchr/testify/assert"
    18  	"github.com/stretchr/testify/require"
    19  )
    20  
    21  func TestGeoSpatialDistance(t *testing.T) {
    22  	t.Run("between Munich and Stuttgart", func(t *testing.T) {
    23  		munich := []float32{48.137154, 11.576124}
    24  		stuttgart := []float32{48.783333, 9.183333}
    25  
    26  		dist, ok, err := NewGeoProvider().New(munich).Distance(stuttgart)
    27  		require.Nil(t, err)
    28  		require.True(t, ok)
    29  		assert.InDelta(t, 190000, dist, 1000)
    30  	})
    31  }