esquery/aggregations_test.go

package esquery

import (
	"testing"
)

func TestAggregations(t *testing.T) {
	runMapTests(t, []mapTest{
		{
			"a simple, single aggregation",
			Aggregate(
				Avg("average_score", "score"),
			),
			map[string]interface{}{
				"aggs": map[string]interface{}{
					"average_score": map[string]interface{}{
						"avg": map[string]interface{}{
							"field": "score",
						},
					},
				},
			},
		},
		{
			"a complex, multi-aggregation",
			Aggregate(
				Sum("total_score", "score"),
				WeightedAvg("weighted_score").
					Value("score", 50).
					Weight("weight", 1),
				StringStats("tag_stats", "tags").ShowDistribution(true),
			),
			map[string]interface{}{
				"aggs": map[string]interface{}{
					"total_score": map[string]interface{}{
						"sum": map[string]interface{}{
							"field": "score",
						},
					},
					"weighted_score": map[string]interface{}{
						"weighted_avg": map[string]interface{}{
							"value": map[string]interface{}{
								"field":   "score",
								"missing": 50,
							},
							"weight": map[string]interface{}{
								"field":   "weight",
								"missing": 1,
							},
						},
					},
					"tag_stats": map[string]interface{}{
						"string_stats": map[string]interface{}{
							"field":             "tags",
							"show_distribution": true,
						},
					},
				},
			},
		},
	})
}