82 lines
2.6 KiB
Go
82 lines
2.6 KiB
Go
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package redstone
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import "testing"
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// TestQueueDelay 延迟队列：Delay 到期才处理（红石与方块更新.md §2）。
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func TestQueueDelay(t *testing.T) {
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q := NewQueue()
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q.Push(Update{X: 1, Delay: 0})
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q.Push(Update{X: 2, Delay: 2})
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var got []int32
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for tick := 0; tick < 3; tick++ {
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q.Tick(func(u Update) { got = append(got, u.X) })
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}
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if len(got) != 2 || got[0] != 1 || got[1] != 2 {
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t.Fatalf("延迟处理顺序异常: %v", got)
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}
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if q.Pending() != 0 {
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t.Fatalf("队列应清空，剩 %d", q.Pending())
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}
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}
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// TestQueueIterCap 迭代上限：超限丢弃并计数（红石与方块更新.md §6 防级联风暴）。
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func TestQueueIterCap(t *testing.T) {
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q := NewQueue()
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q.iterCap = 10
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for i := 0; i < 30; i++ {
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q.Push(Update{X: int32(i)})
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}
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handled := 0
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q.Tick(func(u Update) { handled++ })
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if handled != 10 {
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t.Fatalf("处理数期望 10，实际 %d", handled)
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}
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if q.Dropped() != 20 {
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t.Fatalf("丢弃数期望 20，实际 %d", q.Dropped())
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}
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}
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// TestSpreadWire 红石信号沿线缆传播：每格衰减 1（红石与方块更新.md §3）。
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func TestSpreadWire(t *testing.T) {
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// 连续线缆：y=64，x∈[0..5]
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isWire := func(x, y, z int32) bool {
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return y == 64 && z == 0 && x >= 0 && x <= 5
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}
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power := map[[3]int32]uint8{}
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set := func(x, y, z int32, v uint8) { power[[3]int32{x, y, z}] = v }
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SpreadWire([]Src{{X: 0, Y: 64, Z: 0, Level: 15}}, isWire, set)
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if got := power[[3]int32{1, 64, 0}]; got != 14 {
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t.Fatalf("x=1 信号期望 14，实际 %d", got)
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}
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if got := power[[3]int32{5, 64, 0}]; got != 10 {
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t.Fatalf("x=5 信号期望 10（15-5），实际 %d", got)
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}
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}
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// TestSpreadWireGap 线缆断点中断信号（x=2 非线缆 → x≥3 无信号）。
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func TestSpreadWireGap(t *testing.T) {
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isWire := func(x, y, z int32) bool {
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return y == 64 && z == 0 && x >= 0 && x <= 5 && x != 2
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}
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power := map[[3]int32]uint8{}
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set := func(x, y, z int32, v uint8) { power[[3]int32{x, y, z}] = v }
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SpreadWire([]Src{{X: 0, Y: 64, Z: 0, Level: 15}}, isWire, set)
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if _, ok := power[[3]int32{3, 64, 0}]; ok {
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t.Fatal("断点后不应有信号")
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}
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}
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// TestSpreadWireMultiSource 多源取最大（火把式叠加）。
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func TestSpreadWireMultiSource(t *testing.T) {
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isWire := func(x, y, z int32) bool { return y == 64 && z == 0 && x >= 0 && x <= 3 }
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power := map[[3]int32]uint8{}
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set := func(x, y, z int32, v uint8) { power[[3]int32{x, y, z}] = v }
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SpreadWire([]Src{{X: 0, Y: 64, Z: 0, Level: 15}, {X: 3, Y: 64, Z: 0, Level: 15}}, isWire, set)
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// x=1：距两端各 1 格 → 14；x=2：距两端各 1 格 → 14
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if got := power[[3]int32{2, 64, 0}]; got != 14 {
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t.Fatalf("x=2 信号期望 14，实际 %d", got)
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}
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}
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