search_aggs_cardinality_test.go

package elastic

import (
	"encoding/json"
	"testing"
)

func TestCardinalityAggregation(t *testing.T) {
	agg := NewCardinalityAggregation().Field("author.hash")
	data, err := json.Marshal(agg.Source())
	if err != nil {
		t.Fatalf("marshaling to JSON failed: %v", err)
	}
	got := string(data)
	expected := `{"cardinality":{"field":"author.hash"}}`
	if got != expected {
		t.Errorf("expected\n%s\n,got:\n%s", expected, got)
	}
}

func TestCardinalityAggregationWithOptions(t *testing.T) {
	agg := NewCardinalityAggregation().Field("author.hash").PrecisionThreshold(100).Rehash(true)
	data, err := json.Marshal(agg.Source())
	if err != nil {
		t.Fatalf("marshaling to JSON failed: %v", err)
	}
	got := string(data)
	expected := `{"cardinality":{"field":"author.hash","precision_threshold":100,"rehash":true}}`
	if got != expected {
		t.Errorf("expected\n%s\n,got:\n%s", expected, got)
	}
}