git.giacomolli.uk - onechat/blob - build_queue_test.go

   1 package main
   2
   3 import (
   4         "testing"
   5
   6         "github.com/stretchr/testify/require"
   7 )
   8
   9 func TestQueueStartsInMessageOrder(t *testing.T) {
  10         queue := newBuildQueue()
  11         queue.AddLeaf(4)
  12         queue.AddLeaf(5)
  13         queue.AddMerge(NodeKey{1, 2})
  14         queue.AddMerge(NodeKey{1, 1})
  15
  16         var order []NodeKey
  17
  18         for {
  19                 key, ready := queue.Next()
  20                 if !ready {
  21                         break
  22                 }
  23
  24                 order = append(order, key)
  25         }
  26
  27         require.Equal(t, []NodeKey{{1, 1}, {0, 4}, {0, 5}, {1, 2}}, order)
  28 }
  29
  30 func TestQueueRetriesAFailedMergeAtTheNextMessage(t *testing.T) {
  31         queue := newBuildQueue()
  32         queue.AddMerge(NodeKey{1, 0})
  33
  34         key, ready := queue.Next()
  35         require.True(t, ready)
  36
  37         queue.Fail(key)
  38
  39         _, ready = queue.Next()
  40         require.False(t, ready)
  41
  42         queue.Retry()
  43
  44         key, ready = queue.Next()
  45         require.True(t, ready)
  46         require.Equal(t, NodeKey{1, 0}, key)
  47
  48         queue.Done(key)
  49         queue.AddMerge(NodeKey{1, 0})
  50
  51         _, ready = queue.Next()
  52         require.True(t, ready)
  53 }