blob: 9a3e962060d89cec2c80f705bd7a153839d4a4d3 [file] [log] [blame]
// Copyright 2015 The LUCI Authors.
//
// Licensed 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 distribution
import (
"testing"
. "github.com/smartystreets/goconvey/convey"
)
func TestNew(t *testing.T) {
Convey("Passing nil uses the default bucketer", t, func() {
d := New(nil)
So(d.Bucketer(), ShouldEqual, DefaultBucketer)
})
}
func TestAdd(t *testing.T) {
Convey("Add", t, func() {
d := New(FixedWidthBucketer(10, 2))
So(d.Sum(), ShouldEqual, 0)
So(d.Count(), ShouldEqual, 0)
d.Add(1)
So(d.Buckets(), ShouldResemble, []int64{0, 1})
d.Add(10)
So(d.Buckets(), ShouldResemble, []int64{0, 1, 1})
d.Add(20)
So(d.Buckets(), ShouldResemble, []int64{0, 1, 1, 1})
d.Add(30)
So(d.Buckets(), ShouldResemble, []int64{0, 1, 1, 2})
So(d.Sum(), ShouldEqual, 61)
So(d.Count(), ShouldEqual, 4)
})
}