83 lines
2.2 KiB
Go
83 lines
2.2 KiB
Go
package mujica
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import (
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"math"
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"strings"
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"testing"
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"time"
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"github.com/egoist/mygo/ui"
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)
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func monitorSample(n int) ([]time.Time, []MonitorMetric) {
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t0 := time.Date(2026, 10, 5, 21, 0, 0, 0, time.UTC)
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times := make([]time.Time, n)
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cpu, mem := make([]float64, n), make([]float64, n)
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for i := range n {
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times[i] = t0.Add(time.Duration(i) * 5 * time.Second)
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cpu[i] = 40 + 20*math.Sin(float64(i)/4)
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mem[i] = 3.2 + float64(i)*0.02
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}
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return times, []MonitorMetric{{Name: "CPU", Unit: "%", Samples: cpu}, {Name: "Memory", Unit: "GB", Samples: mem}}
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}
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func TestSystemMonitorLiveAndKeyboard(t *testing.T) {
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times, metrics := monitorSample(20)
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tt := ui.NewTester(func(c *ui.Context) {
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Use(c, Settings{})
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SystemMonitor(c, times, metrics, SystemMonitorOptions{})
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}, 600, 420)
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if !tt.HasText("3.6 GB") || !tt.HasText("20.0 %") {
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t.Fatalf("latest samples missing: %q", tt.Texts())
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}
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times, metrics = monitorSample(21)
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tt.Frame()
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if !tt.HasText("20.8 %") || tt.HasText("20.0 %") {
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t.Fatalf("new sample: %q", tt.Texts())
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}
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tt.Key(0, ui.KeyTab) // the legend key
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tt.Key(0, ui.KeyTab) // the plot
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tt.Key(0, ui.KeyEnd)
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found := false
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for _, s := range tt.Texts() {
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found = found || strings.Contains(s, "21:01:40")
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}
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if !found {
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t.Fatalf("keyboard readout: %q", tt.Texts())
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}
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}
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func TestSystemMonitorStatesAndRules(t *testing.T) {
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times, metrics := monitorSample(5)
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retries := 0
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tt := ui.NewTester(func(c *ui.Context) {
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Use(c, Settings{})
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if SystemMonitor(c, times, metrics[:1], SystemMonitorOptions{Status: DataFailed, Error: "agent offline"}).Retry {
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retries++
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}
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}, 600, 300)
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if !tt.HasText("agent offline") {
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t.Fatalf("error: %q", tt.Texts())
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}
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_ = tt.Click("Retry")
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if retries != 1 {
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t.Fatal("retry not reported")
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}
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defer func() {
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if recover() == nil {
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t.Fatal("mismatched samples did not panic")
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}
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}()
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ui.NewTester(func(c *ui.Context) {
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Use(c, Settings{})
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SystemMonitor(c, times, []MonitorMetric{{Name: "x", Samples: []float64{1}}}, SystemMonitorOptions{})
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}, 200, 200)
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}
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func TestSystemMonitorSnapshot(t *testing.T) {
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times, metrics := monitorSample(40)
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snapshot(t, "system_monitor", 560, 380, func(c *ui.Context) {
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ui.Column(c).Padding(16).Children(func() { SystemMonitor(c, times, metrics, SystemMonitorOptions{}) })
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})
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}
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