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36 lines
1.0 KiB
Go
36 lines
1.0 KiB
Go
package web
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import (
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"math"
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"testing"
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)
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func TestMessageTargetBlocks(t *testing.T) {
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for _, tc := range []struct {
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name string
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latency float64
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rate, frames int
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want int
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}{
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{"zero latency", 0, 48000, 512, 6},
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{"negative latency", -1, 48000, 512, 6},
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{"NaN latency", math.NaN(), 48000, 512, 6},
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{"infinite latency", math.Inf(1), 48000, 512, 6},
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{"missing rate", 0.04, 0, 512, 6},
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{"missing frames", 0.04, 48000, 0, 6},
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{"2048 frame burst", 2048.0 / 48000, 48000, 512, 6},
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{"partial block", 2049.0 / 48000, 48000, 512, 6},
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{"five whole blocks", 2560.0 / 48000, 48000, 512, 6},
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{"more than five blocks", 2561.0 / 48000, 48000, 512, 7},
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{"bounded target", 1, 48000, 512, 12},
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{"overflow saturates", math.MaxFloat64, 48000, 512, 12},
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{"message transport is not ring bounded", 0.2, 48000, 2048, 6},
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} {
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t.Run(tc.name, func(t *testing.T) {
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if got := messageTargetBlocks(tc.latency, tc.rate, tc.frames); got != tc.want {
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t.Fatalf("target = %d, want %d", got, tc.want)
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}
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})
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}
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}
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