func TestChooseRandomFriends(t *testing.T) {
cfg.SetNode(node.CreateMockNode())
mockPeers := createMockPeers(100)
nFriends := 10
test, err := chooseRandomFriends(mockPeers, nFriends)
assert.NoError(t, err, "(nFrineds > 0) Choose friends should produce no error")
nFriends = 150
test, err = chooseRandomFriends(mockPeers, nFriends)
friendsKeys := make([]string, 0, len(mockPeers)-1)
for key, _ := range test {
friendsKeys = append(friendsKeys, key)
}
assert.NoError(t, err, "(nFrineds > nPeers) Choose friends should produce no error")
nFriends = 0
test, err = chooseRandomFriends(mockPeers, nFriends)
assert.Error(t, err, "(nFriends < 0) Choose friends should produce an error")
mockPeers = createMockPeers(0)
nFriends = 10
_, err = chooseRandomFriends(mockPeers, nFriends)
assert.Error(t, err, "(peers = 0) Choose friend should produce an error")
mockPeers = createMockPeers(1)
nFriends = 10
_, err = chooseRandomFriends(mockPeers, nFriends)
assert.Error(t, err, "(peers = me) Choose friend should produce an error")
mockPeers = createMockPeers(2)
nFriends = 10
test, err = chooseRandomFriends(mockPeers, nFriends)
assert.NoError(t, err, "(nFrineds == 2) Choose friends should produce no error")
}
func CreateNode(name string, resources *res.Resource) {
node_UUID, err := utils.GenerateUUID()
if err != nil {
log.WithField("err", err).Errorln("Error generating node UUID")
}
node_address := "http://" + network.Config().IpAddress + ":" + network.Config().Port
config := cfg.NodeConfig{node_UUID, name, node_address, "", ""}
nodeRes := cfg.NodeResources{
TotalCpus: resources.CPU.Total,
TotalMemory: resources.Memory.Total,
}
node := cfg.Node{
Configuration: config,
Active: false,
Resources: nodeRes,
}
cfg.SetNode(node)
}