wehub-resource-sync
64 lines
1.4 KiB
Go
64 lines
1.4 KiB
Go
package ui
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import (
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"strings"
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"testing"
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)
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// TestCharmVisualizersRender exercises each of the recently added visualizers
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// (Vinyl through VUMeter). It guards against regressions where the mode isn't
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// registered in visNameMap, the renderer panics on combined silence + signal
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// transitions, or the output lines don't match v.Rows (which would corrupt
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// the panel layout).
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func TestCharmVisualizersRender(t *testing.T) {
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cases := []string{
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"Firefly",
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"Mosaic",
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"Sand",
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"ClassicLED",
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}
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signal := make([]float64, 2048)
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for i := range signal {
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signal[i] = float64((i*17)%100)/100.0 - 0.5
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}
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silence := make([]float64, 2048)
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for _, name := range cases {
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t.Run(name, func(t *testing.T) {
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mode, ok := StringToVisModeExact(name)
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if !ok {
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t.Fatalf("mode %q not registered in visNameMap", name)
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}
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v := NewVisualizer(44100)
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v.Rows = 5
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v.Mode = mode
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active := signal
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ctx := VisTickContext{
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Playing: true,
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Analyze: func(spec VisAnalysisSpec) []float64 {
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return v.Analyze(active, spec)
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},
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}
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for i := 0; i < 60; i++ {
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if i%15 == 0 {
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active = silence
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} else {
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active = signal
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}
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v.Tick(ctx)
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out := v.Render()
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if out == "" {
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t.Fatalf("frame %d: empty render", i)
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}
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lines := strings.Split(out, "\n")
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if len(lines) != v.Rows {
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t.Fatalf("frame %d: %d lines, want %d", i, len(lines), v.Rows)
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}
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}
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})
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}
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}
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