// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: MIT

package extractors

import (
	"testing"

	"github.com/stretchr/testify/assert"

	"github.com/aws/amazon-cloudwatch-agent/internal/containerinsightscommon"
)

func TestCAdvisorMetric_Merge(t *testing.T) {
	src := &CAdvisorMetric{fields: map[string]interface{}{"value1": 1, "value2": 2}, tags: map[string]string{containerinsightscommon.Timestamp: "1586331559882"}}
	dest := &CAdvisorMetric{fields: map[string]interface{}{"value1": 3, "value3": 3}, tags: map[string]string{containerinsightscommon.Timestamp: "1586331559973"}}
	src.Merge(dest)
	assert.Equal(t, 3, len(src.fields))
	assert.Equal(t, 1, src.fields["value1"].(int))
}