mirror of https://github.com/status-im/consul.git
router: organize the test by number of servers
And adddd some additional cases to show where the minimum value stops being used
This commit is contained in:
Daniel Nephin
parent
8697cc2b45
commit
12e174900b
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@ -266,61 +266,71 @@ func test_reconcileServerList(maxServers int) (bool, error) {
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func TestManager_refreshServerRebalanceTimer(t *testing.T) {
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type testCase struct {
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clients int
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servers int
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min time.Duration
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max time.Duration
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nodes int
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expected time.Duration
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}
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testCases := []testCase{
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{servers: 3, clients: 0},
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{servers: 0, clients: 1}, // partitioned cluster
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{servers: 3, clients: 1},
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{servers: 3, clients: 2},
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{servers: 0, clients: 100}, // partitioned
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{servers: 1, clients: 100}, // partitioned
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{servers: 3, clients: 100},
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{servers: 1, clients: 1024}, // partitioned
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{servers: 3, clients: 1024}, // partitioned
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{servers: 5, clients: 1024},
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{servers: 1, clients: 16384, expected: 4*time.Minute + 16*time.Second}, // partitioned
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{servers: 2, clients: 16384}, // partitioned
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{servers: 3, clients: 16384}, // partitioned
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{servers: 5, clients: 16384},
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{servers: 0, clients: 65535}, // partitioned
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{servers: 1, clients: 65535, expected: 17*time.Minute + 3984375000},
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{servers: 2, clients: 65535, expected: 8*time.Minute + 31992187500}, // partitioned
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{servers: 3, clients: 65535, expected: 5*time.Minute + 41328125000}, // partitioned
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{servers: 5, clients: 65535, expected: 3*time.Minute + 24796875000}, // partitioned
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{servers: 7, clients: 65535},
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{servers: 1, clients: 1000000, expected: 4*time.Hour + 20*time.Minute + 25*time.Second}, // partitioned
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{servers: 2, clients: 1000000, expected: 2*time.Hour + 10*time.Minute + 12500*time.Millisecond}, // partitioned
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{servers: 3, clients: 1000000, expected: 86*time.Minute + 48333333333}, // partitioned
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{servers: 5, clients: 1000000, expected: 52*time.Minute + 5*time.Second}, // partitioned
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{servers: 11, clients: 1000000, expected: 23*time.Minute + 40454545454}, // partitioned
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{servers: 19, clients: 1000000, expected: 13*time.Minute + 42368421052},
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{servers: 0, nodes: 1},
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{servers: 0, nodes: 100},
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{servers: 0, nodes: 65535},
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{servers: 0, nodes: 1000000},
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{servers: 1, nodes: 100},
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{servers: 1, nodes: 1024},
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{servers: 1, nodes: 8192},
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{servers: 1, nodes: 11520},
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{servers: 1, nodes: 16384, expected: 4*time.Minute + 16*time.Second},
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{servers: 1, nodes: 65535, expected: 17*time.Minute + 3984375000},
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{servers: 1, nodes: 1000000, expected: 4*time.Hour + 20*time.Minute + 25*time.Second},
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{servers: 2, nodes: 100},
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{servers: 2, nodes: 16384},
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{servers: 2, nodes: 65535, expected: 8*time.Minute + 31992187500},
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{servers: 2, nodes: 1000000, expected: 2*time.Hour + 10*time.Minute + 12500*time.Millisecond},
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{servers: 3, nodes: 0},
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{servers: 3, nodes: 100},
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{servers: 3, nodes: 1024},
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{servers: 3, nodes: 16384},
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{servers: 3, nodes: 32768},
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{servers: 3, nodes: 65535, expected: 5*time.Minute + 41328125000},
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{servers: 3, nodes: 1000000, expected: 86*time.Minute + 48333333333},
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{servers: 5, nodes: 0},
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{servers: 5, nodes: 1024},
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{servers: 5, nodes: 16384},
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{servers: 5, nodes: 32768},
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{servers: 5, nodes: 56000},
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{servers: 5, nodes: 65535, expected: 3*time.Minute + 24796875000},
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{servers: 5, nodes: 1000000, expected: 52*time.Minute + 5*time.Second},
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{servers: 7, nodes: 65535},
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{servers: 7, nodes: 80500},
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{servers: 7, nodes: 131070, expected: 4*time.Minute + 52566964285},
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{servers: 11, nodes: 1000000, expected: 23*time.Minute + 40454545454},
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{servers: 19, nodes: 1000000, expected: 13*time.Minute + 42368421052},
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}
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for _, tc := range testCases {
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m := &Manager{clusterInfo: &fauxSerf{numNodes: tc.clients}, rebalanceTimer: time.NewTimer(0)}
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m := &Manager{clusterInfo: &fauxSerf{numNodes: tc.nodes}, rebalanceTimer: time.NewTimer(0)}
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m.saveServerList(serverList{servers: make([]*metadata.Server, tc.servers)})
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delay := m.refreshServerRebalanceTimer()
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if tc.expected != 0 {
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assert.Equal(t, tc.expected, delay, "nodes=%d, servers=%d", tc.clients, tc.servers)
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assert.Equal(t, tc.expected, delay, "nodes=%d, servers=%d", tc.nodes, tc.servers)
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continue
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}
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if tc.min == 0 {
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tc.min = 2 * time.Minute
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tc.max = 3 * time.Minute
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min := 2 * time.Minute
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max := 3 * time.Minute
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if delay < min {
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t.Errorf("nodes=%d, servers=%d, expected >%v, actual %v", tc.nodes, tc.servers, min, delay)
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}
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if delay < tc.min {
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t.Errorf("nodes=%d, servers=%d, expected >%v, actual %v", tc.clients, tc.servers, tc.min, delay)
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}
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if delay > tc.max {
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t.Errorf("nodes=%d, servers=%d, expected <%v, actual %v", tc.clients, tc.servers, tc.max, delay)
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if delay > max {
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t.Errorf("nodes=%d, servers=%d, expected <%v, actual %v", tc.nodes, tc.servers, max, delay)
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}
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}
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}
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