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// _ _
// __ _____ __ ___ ___ __ _| |_ ___
// \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
// \ V V / __/ (_| |\ V /| | (_| | || __/
// \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
//
// Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
//
// CONTACT: [email protected]
//
package vectorizer
import (
"context"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/weaviate/weaviate/entities/models"
"github.com/weaviate/weaviate/entities/moduletools"
)
const image = "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"
func TestVectorizer(t *testing.T) {
t.Run("should vectorize image", func(t *testing.T) {
// given
client := &fakeClient{}
vectorizer := &Vectorizer{client}
config := newConfigBuilder().addSetting("imageFields", []interface{}{"image"}).build()
settings := NewClassSettings(config)
object := &models.Object{
ID: "some-uuid",
Properties: map[string]interface{}{
"image": image,
},
}
// when
err := vectorizer.Object(context.Background(), object, nil, settings)
// then
require.Nil(t, err)
assert.NotNil(t, object.Vector)
})
t.Run("should vectorize 2 image fields", func(t *testing.T) {
// given
client := &fakeClient{}
vectorizer := &Vectorizer{client}
config := newConfigBuilder().addSetting("imageFields", []interface{}{"image1", "image2"}).build()
settings := NewClassSettings(config)
object := &models.Object{
ID: "some-uuid",
Properties: map[string]interface{}{
"image1": image,
"image2": image,
},
}
// when
err := vectorizer.Object(context.Background(), object, nil, settings)
// then
require.Nil(t, err)
assert.NotNil(t, object.Vector)
})
}
func TestVectorizerWithDiff(t *testing.T) {
type testCase struct {
name string
input *models.Object
diff *moduletools.ObjectDiff
expectedVectorize bool
}
tests := []testCase{
{
name: "no diff",
input: &models.Object{
ID: "some-uuid",
Properties: map[string]interface{}{
"image": image,
"text": "text",
"description": "non-vectorizable",
},
},
diff: nil,
expectedVectorize: true,
},
{
name: "diff all props unchanged",
input: &models.Object{
ID: "some-uuid",
Properties: map[string]interface{}{
"image": image,
"text": "text",
"description": "non-vectorizable",
},
},
diff: newObjectDiffWithVector().
WithProp("image", image, image).
WithProp("text", "text", "text").
WithProp("description", "non-vectorizable", "non-vectorizable"),
expectedVectorize: false,
},
{
name: "diff one vectorizable prop changed (1)",
input: &models.Object{
ID: "some-uuid",
Properties: map[string]interface{}{
"image": image,
"text": "text",
"description": "non-vectorizable",
},
},
diff: newObjectDiffWithVector().
WithProp("image", "", image),
expectedVectorize: true,
},
{
name: "diff one vectorizable prop changed (2)",
input: &models.Object{
ID: "some-uuid",
Properties: map[string]interface{}{
"image": image,
"text": "text",
"description": "non-vectorizable",
},
},
diff: newObjectDiffWithVector().
WithProp("text", "old text", "text"),
expectedVectorize: true,
},
{
name: "all non-vectorizable props changed",
input: &models.Object{
ID: "some-uuid",
Properties: map[string]interface{}{
"image": image,
"text": "text",
"description": "non-vectorizable",
},
},
diff: newObjectDiffWithVector().
WithProp("description", "old non-vectorizable", "non-vectorizable"),
expectedVectorize: false,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
client := &fakeClient{}
vectorizer := &Vectorizer{client}
config := newConfigBuilder().
addSetting("imageFields", []interface{}{"image"}).
addSetting("textFields", []interface{}{"text"}).
build()
settings := NewClassSettings(config)
err := vectorizer.Object(context.Background(), test.input, test.diff, settings)
require.Nil(t, err)
if test.expectedVectorize {
assert.Equal(t, models.C11yVector{5.5, 11, 16.5, 22, 27.5}, test.input.Vector)
} else {
assert.Equal(t, models.C11yVector{0, 0, 0, 0, 0}, test.input.Vector)
}
})
}
}
func TestVectorizer_normalizeWeights(t *testing.T) {
tests := []struct {
name string
weights []float32
}{
{
name: "normalize example 1",
weights: []float32{200, 100, 0.1},
},
{
name: "normalize example 2",
weights: []float32{300.22, 0.7, 17, 54},
},
{
name: "normalize example 3",
weights: []float32{300, 0.02, 17},
},
{
name: "normalize example 4",
weights: []float32{500, 0.02, 17.4, 180},
},
{
name: "normalize example 5",
weights: []float32{500, 0.02, 17.4, 2, 4, 5, .88},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
v := &Vectorizer{}
if got := v.normalizeWeights(tt.weights); !checkNormalization(got) {
t.Errorf("Vectorizer.normalizeWeights() = %v, want %v", got, 1.0)
}
})
}
}
func checkNormalization(weights []float32) bool {
var result float32
for i := range weights {
result += weights[i]
}
return result == 1.0
}
func newObjectDiffWithVector() *moduletools.ObjectDiff {
return moduletools.NewObjectDiff([]float32{0, 0, 0, 0, 0})
}
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