github.com/uber/kraken@v0.1.4/lib/torrent/scheduler/announcequeue/queue_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 announcequeue
    15  
    16  import (
    17  	"testing"
    18  
    19  	"github.com/uber/kraken/core"
    20  
    21  	"github.com/stretchr/testify/require"
    22  )
    23  
    24  func TestQueueReadyAfterNextMovesTorrentIntoQueue(t *testing.T) {
    25  	require := require.New(t)
    26  	q := New()
    27  	h := core.InfoHashFixture()
    28  
    29  	q.Add(h)
    30  
    31  	n, ok := q.Next()
    32  	require.True(ok)
    33  	require.Equal(h, n)
    34  
    35  	_, ok = q.Next()
    36  	require.False(ok)
    37  
    38  	q.Ready(h)
    39  
    40  	// Ensure we remove h from pending map once ready.
    41  	require.False(q.pending[h])
    42  
    43  	n, ok = q.Next()
    44  	require.True(ok)
    45  	require.Equal(h, n)
    46  }
    47  
    48  func TestQueueEjectDeletesTorrentInAllStates(t *testing.T) {
    49  	tests := []struct {
    50  		description string
    51  		setup       func(*QueueImpl, core.InfoHash)
    52  	}{
    53  		{"torrent in middle of queue", func(q *QueueImpl, h core.InfoHash) {
    54  			q.Add(core.InfoHashFixture())
    55  			q.Add(h)
    56  			q.Add(core.InfoHashFixture())
    57  		}},
    58  		{"torrent ready", func(q *QueueImpl, h core.InfoHash) {
    59  			q.Add(h)
    60  			q.Next()
    61  		}},
    62  	}
    63  	for _, test := range tests {
    64  		t.Run(test.description, func(t *testing.T) {
    65  			require := require.New(t)
    66  
    67  			q := New()
    68  			h := core.InfoHashFixture()
    69  			test.setup(q, h)
    70  
    71  			q.Eject(h)
    72  
    73  			require.False(q.pending[h])
    74  			for {
    75  				n, ok := q.Next()
    76  				if !ok {
    77  					break
    78  				}
    79  				require.False(h == n)
    80  			}
    81  		})
    82  	}
    83  }