85 lines
2.4 KiB
Go
85 lines
2.4 KiB
Go
package chart
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import (
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"fmt"
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"testing"
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"github.com/egoist/mygo/ui"
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"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/core"
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)
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var scatterGroups = []ScatterGroup{
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{Name: "Monks", Points: []ScatterPoint{{1, 2, 4}, {3, 5, 9}, {6, 4, 1}}},
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{Name: "Nuns", Points: []ScatterPoint{{2, 7, 16}, {8, 9, 2}}},
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}
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func TestScatterChartKeyboardSelect(t *testing.T) {
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var sel []ScatterKey
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values := 0
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h := &chartHarness{build: func(c *ui.Context) ChartResult {
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r := ScatterChart(c, &sel, scatterGroups, ScatterChartOptions{Frame: ChartFrame{Label: "Choir"}, Bubbles: true})
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if r.ValueChanged() {
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values++
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}
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return r
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}}
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tt := ui.NewTester(h.view, 520, 420)
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tabTo(t, tt, "Choir")
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tt.Key(0, ui.KeyRight)
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tt.Key(0, ui.KeyRight)
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tt.Key(0, ui.KeySpace)
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if fmt.Sprint(sel) != "[{0 1}]" || values != 1 {
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t.Fatalf("Space selected %v (%d events)", sel, values)
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}
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if got := chartReadout(tt); got != "Monks · x 3 · y 5 · size 9 · selected" {
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t.Fatalf("readout %q", got)
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}
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tt.Key(0, ui.KeyEnter)
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if len(sel) != 0 {
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t.Fatalf("Enter did not unselect: %v", sel)
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}
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}
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func TestScatterChartBoxSelect(t *testing.T) {
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var sel []ScatterKey
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h := &chartHarness{build: func(c *ui.Context) ChartResult {
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return ScatterChart(c, &sel, scatterGroups, ScatterChartOptions{Frame: ChartFrame{Label: "Choir"}})
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}}
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tt := ui.NewTester(h.view, 520, 420)
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b := h.res.Element.Bounds()
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top := b.Y + 38
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// Nice domains: x 0..10 over 52..W-12; y 0..10 over top+8..top+214.
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x := func(v float32) float32 { return b.X + 52 + (b.W-64)*v/10 }
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y := func(v float32) float32 { return top + 8 + 206*(1-v/10) }
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tt.Press(x(0.5), y(6))
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tt.Move(x(4), y(4))
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tt.Move(x(6.5), y(1.5))
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tt.Release(x(6.5), y(1.5))
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if fmt.Sprint(sel) != "[{0 0} {0 1} {0 2}]" {
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t.Fatalf("box chose %v", sel)
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}
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}
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func TestScatterChartBad(t *testing.T) {
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defer func() {
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if recover() == nil {
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t.Fatal("no panic for negative size")
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}
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}()
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var sel []ScatterKey
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ui.NewTester(func(c *ui.Context) {
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core.Use(c, core.Settings{})
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ScatterChart(c, &sel, []ScatterGroup{{Name: "a", Points: []ScatterPoint{{1, 1, -1}}}}, ScatterChartOptions{Frame: ChartFrame{Label: "x"}})
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}, 300, 300)
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}
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func TestScatterChartSnapshot(t *testing.T) {
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snapshot(t, "scatter_chart", 520, 340, func(c *ui.Context) {
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sel := []ScatterKey{{1, 0}}
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ui.Column(c).Padding(16).Children(func() {
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ScatterChart(c, &sel, scatterGroups, ScatterChartOptions{Frame: ChartFrame{Label: "Choir"}, Bubbles: true})
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})
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})
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}
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