// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

package apm

import (
	"hash/fnv"
	"testing"
	"testing/quick"

	"github.com/stretchr/testify/assert"
)

func TestFnv1a(t *testing.T) {
	fa := newFnv1a()
	fb := fnv.New64a()
	err := quick.CheckEqual(
		func(s string) uint64 {
			fa.add(s)
			return uint64(fa)
		},
		func(s string) uint64 {
			fb.Write([]byte(s))
			return fb.Sum64()
		},
		nil,
	)
	assert.NoError(t, err)
}
