package wallet import ( "testing" "time" "github.com/stretchr/testify/require" ) var mockupTime = time.Unix(946724400, 0) // 2000-01-01 12:00:00 func mockupSince(t time.Time) time.Duration { return mockupTime.Sub(t) } func setupTestState(t *testing.T) (s *BlockChainState) { state := NewBlockChainState(nil, nil) state.sinceFn = mockupSince return state } func TestEstimateLatestBlockNumber(t *testing.T) { state := setupTestState(t) state.setLatestBlockDataForChain(1, LatestBlockData{ blockNumber: uint64(100), timestamp: mockupTime.Add(-31 * time.Second), blockDuration: 10 * time.Second, }) state.setLatestBlockDataForChain(2, LatestBlockData{ blockNumber: uint64(200), timestamp: mockupTime.Add(-5 * time.Second), blockDuration: 12 * time.Second, }) val, ok := state.estimateLatestBlockNumber(1) require.True(t, ok) require.Equal(t, uint64(103), val) val, ok = state.estimateLatestBlockNumber(2) require.True(t, ok) require.Equal(t, uint64(200), val) val, ok = state.estimateLatestBlockNumber(3) require.False(t, ok) require.Equal(t, uint64(0), val) }