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// Copyright 2019 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 isolated
import (
"math/rand"
"sort"
"testing"
. "github.com/smartystreets/goconvey/convey"
)
func TestPack(t *testing.T) {
t.Parallel()
Convey(`Simple test for pack.`, t, func() {
Convey(`1m 1`, func() {
var array []int64
for i := 0; i < 1000000; i++ {
array = append(array, int64(i))
}
data, err := Pack(array)
So(err, ShouldBeNil)
So(1000, ShouldBeGreaterThanOrEqualTo, len(data))
unpackedArray, err := Unpack(data)
So(err, ShouldBeNil)
So(array, ShouldResemble, unpackedArray)
})
Convey(`1m 1000`, func() {
var array []int64
for i := 0; i < 1000000; i++ {
array = append(array, int64(i*1000))
}
data, err := Pack(array)
So(err, ShouldBeNil)
So(len(data), ShouldBeGreaterThan, 1000)
unpackedArray, err := Unpack(data)
So(err, ShouldBeNil)
So(array, ShouldResemble, unpackedArray)
})
Convey(`1m pseudo`, func() {
var array []int64
r := rand.New(rand.NewSource(0))
for i := 0; i < 1000000; i++ {
array = append(array, r.Int63n(1000000))
}
sort.Slice(array, func(i, j int) bool {
return array[i] <= array[j]
})
data, err := Pack(array)
So(err, ShouldBeNil)
So(len(data), ShouldBeGreaterThan, 2000)
unpackedArray, err := Unpack(data)
So(err, ShouldBeNil)
So(array, ShouldResemble, unpackedArray)
})
Convey(`empty`, func() {
data, err := Pack([]int64{})
So(err, ShouldBeNil)
So(data, ShouldBeEmpty)
unpackedArray, err := Unpack([]byte{})
So(err, ShouldBeNil)
So(unpackedArray, ShouldBeEmpty)
})
})
}