51 lines
1.2 KiB
Go
51 lines
1.2 KiB
Go
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package audio
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import "testing"
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// TestAttenuation 距离衰减公式（音频.md §3）。
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func TestAttenuation(t *testing.T) {
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if a := attenuation(0); a != 1 {
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t.Fatalf("零距离衰减期望 1，实际 %v", a)
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}
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if a := attenuation(10); a != 0.5 {
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t.Fatalf("10 格衰减期望 0.5，实际 %v", a)
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}
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if a := attenuation(20); a != 0 {
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t.Fatalf("最大距离衰减期望 0，实际 %v", a)
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}
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if a := attenuation(30); a != 0 {
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t.Fatalf("超距衰减期望 0，实际 %v", a)
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}
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}
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// TestBurstStreamer 合成流：有限长度与数据填充。
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func TestBurstStreamer(t *testing.T) {
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b := sineBurst(440, 0.05)
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samples := make([][2]float64, 1024)
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total := 0
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for {
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n, ok := b.Stream(samples)
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total += n
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if ok {
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break
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}
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}
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if total != b.Len() {
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t.Fatalf("流长度期望 %d，实际 %d", b.Len(), total)
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}
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if total < 1000 {
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t.Fatalf("采样数异常: %d", total)
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}
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}
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// TestManagerSilent 无音频设备环境（CI/服务器）下降级为静默、不崩溃。
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func TestManagerSilent(t *testing.T) {
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m := New() // 可能无设备：必须不 panic
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defer m.Close()
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m.SetVolumes(1, 1, 1, 1)
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m.SetListener(0, 0, 0)
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for i := 0; i < 100; i++ {
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m.Play("block.stone.break", float64(i), 0, 0) // 池满淘汰也不崩
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}
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}
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