github.com/uber/kraken@v0.1.4/lib/torrent/scheduler/dispatch/sync_bitfield_test.go (about)

     1  // Copyright (c) 2016-2019 Uber Technologies, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  package dispatch
    15  
    16  import (
    17  	"testing"
    18  
    19  	"github.com/uber/kraken/utils/bitsetutil"
    20  
    21  	"github.com/stretchr/testify/require"
    22  )
    23  
    24  func TestSyncBitfieldDuplicateSetDoesNotDoubleCount(t *testing.T) {
    25  	require := require.New(t)
    26  
    27  	b := newSyncBitfield(bitsetutil.FromBools(false, false))
    28  	require.False(b.Complete())
    29  
    30  	b.Set(0, true)
    31  	require.False(b.Complete())
    32  	b.Set(0, true)
    33  	require.False(b.Complete())
    34  
    35  	b.Set(1, true)
    36  	require.True(b.Complete())
    37  
    38  	b.Set(1, false)
    39  	require.False(b.Complete())
    40  	b.Set(1, false)
    41  	require.False(b.Complete())
    42  
    43  	b.Set(1, true)
    44  	require.True(b.Complete())
    45  }
    46  
    47  func TestSyncBitfieldNewCountsNumComplete(t *testing.T) {
    48  	require := require.New(t)
    49  
    50  	b := newSyncBitfield(bitsetutil.FromBools(true, true, true))
    51  	require.True(b.Complete())
    52  }
    53  
    54  func TestSyncBitfieldString(t *testing.T) {
    55  	require := require.New(t)
    56  
    57  	b := newSyncBitfield(bitsetutil.FromBools(true, false, true, false))
    58  	require.Equal("1010", b.String())
    59  }