Charts I: components 101-120

chart_frame_test.go

@@ -0,0 +1,108 @@
+package mujica
+
+import (
+	"testing"
+	"time"
+
+	"github.com/egoist/mygo/ui"
+)
+
+// chartBuilders builds every Charts I component with a small data set.
+func chartBuilders() map[string]func(c *ui.Context) ChartResult {
+	year := 2026
+	var path, path2 []string
+	var sel []ScatterKey
+	var graph NetworkGraphState
+	var rt RealtimeChartState
+	buf := NewRealtimeBuffer(10, "a")
+	buf.Append(rtStart, 1)
+	buf.Append(rtStart.Add(time.Second), 2)
+	target := 3.0
+	f := ChartFrame{Label: "Under test"}
+	return map[string]func(c *ui.Context) ChartResult{
+		"line": func(c *ui.Context) ChartResult { return LineChart(c, lineSeries(), LineChartOptions{Frame: f}) },
+		"area": func(c *ui.Context) ChartResult { return AreaChart(c, lineSeries(), AreaChartOptions{Frame: f}) },
+		"bar":  func(c *ui.Context) ChartResult { return BarChart(c, barCats, barSeries(), BarChartOptions{Frame: f}) },
+		"pie":  func(c *ui.Context) ChartResult { return PieChart(c, pieSlices, PieChartOptions{Frame: f}) },
+		"scat": func(c *ui.Context) ChartResult {
+			return ScatterChart(c, &sel, scatterGroups, ScatterChartOptions{Frame: f})
+		},
+		"radar": func(c *ui.Context) ChartResult {
+			return RadarChart(c, radarAxes, radarSeries(), RadarChartOptions{Frame: f})
+		},
+		"heat": func(c *ui.Context) ChartResult {
+			return HeatmapChart(c, heatRows, heatCols, heatValues(), HeatmapChartOptions{Frame: f})
+		},
+		"cal": func(c *ui.Context) ChartResult {
+			return CalendarHeatmap(c, &year, calendarValues(), CalendarHeatmapOptions{Frame: f})
+		},
+		"hist": func(c *ui.Context) ChartResult { return Histogram(c, []float64{1, 2, 3}, HistogramOptions{Frame: f}) },
+		"box":  func(c *ui.Context) ChartResult { return BoxPlot(c, boxGroups, BoxPlotOptions{Frame: f}) },
+		"fall": func(c *ui.Context) ChartResult {
+			return WaterfallChart(c, waterfallSteps, WaterfallChartOptions{Frame: f})
+		},
+		"funnel": func(c *ui.Context) ChartResult { return FunnelChart(c, funnelStages, FunnelChartOptions{Frame: f}) },
+		"bullet": func(c *ui.Context) ChartResult {
+			return BulletChart(c, 2, BulletChartOptions{Frame: f, Target: &target, Bands: []float64{1, 4}})
+		},
+		"spark": func(c *ui.Context) ChartResult { return Sparkline(c, sparkValues, SparklineOptions{Frame: f}) },
+		"gauge": func(c *ui.Context) ChartResult {
+			return Gauge(c, 72, GaugeOptions{Frame: f, Max: 100, Segments: gaugeSegments})
+		},
+		"tree": func(c *ui.Context) ChartResult { return Treemap(c, &path, chartTree(), TreemapOptions{Frame: f}) },
+		"sun":  func(c *ui.Context) ChartResult { return Sunburst(c, &path2, chartTree(), SunburstOptions{Frame: f}) },
+		"sankey": func(c *ui.Context) ChartResult {
+			return SankeyChart(c, sankeyNodes, sankeyLinks, SankeyChartOptions{Frame: f})
+		},
+		"graph": func(c *ui.Context) ChartResult {
+			return NetworkGraph(c, &graph, graphNodes, graphEdges, NetworkGraphOptions{Frame: f})
+		},
+		"rt": func(c *ui.Context) ChartResult {
+			return RealtimeChart(c, &rt, buf, RealtimeChartOptions{Frame: f, Window: time.Minute})
+		},
+	}
+}
+
+func TestChartsIgnoreInputWhenDisabled(t *testing.T) {
+	for name, build := range chartBuilders() {
+		values := 0
+		h := &chartHarness{disabled: true, build: func(c *ui.Context) ChartResult {
+			r := build(c)
+			if r.ValueChanged() || r.Retried() {
+				values++
+			}
+			if _, ok := r.Toggled(); ok {
+				values++
+			}
+			return r
+		}}
+		tt := ui.NewTester(h.view, 560, 480)
+		for range 6 {
+			tt.Key(0, ui.KeyTab)
+			tt.Key(0, ui.KeyRight)
+			tt.Key(0, ui.KeyEnter)
+			tt.Key(0, ui.KeySpace)
+		}
+		b := h.res.Element.Bounds()
+		tt.Click("Under test")
+		tt.ClickAt(b.X+b.W/2, b.Y+b.H/2)
+		if h.res.Point != -1 || values != 0 {
+			t.Errorf("%s: disabled chart took input: point %d, events %d", name, h.res.Point, values)
+		}
+	}
+}
+
+func TestChartsEnterAtFirstMark(t *testing.T) {
+	for name, build := range chartBuilders() {
+		h := &chartHarness{build: build}
+		tt := ui.NewTester(h.view, 560, 480)
+		tabTo(t, tt, "Under test")
+		tt.Key(0, ui.KeyRight)
+		if h.res.Point != 0 || chartReadout(tt) == msg2(tt) {
+			t.Errorf("%s: first arrow read point %d", name, h.res.Point)
+		}
+	}
+}
+
+// msg2 is the hint line, read back to tell it from a readout.
+func msg2(*ui.Tester) string { return "Focus the chart and use the arrow keys to read values" }