87 lines
2.2 KiB
Go
87 lines
2.2 KiB
Go
package mujica
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import (
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"image/color"
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"testing"
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"github.com/egoist/mygo/ui"
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"mujicaui/internal"
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"mujicaui/theme"
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)
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func TestChartTooltipFlipsAtEdges(t *testing.T) {
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var at [2]float32
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var tip ui.Rect
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tt := ui.NewTester(func(c *ui.Context) {
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Use(c, Settings{Mode: Light})
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tip = ChartTooltip(c, at[0], at[1], []ChartTooltipLine{{Text: "Lauds"}, {Text: "Pews 5", Color: theme.Light().Info, Shape: 1}}).Bounds()
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}, 400, 300)
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at = [2]float32{50, 50}
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tt.Frame()
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tt.Frame()
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if tip.X != 62 || tip.Y != 62 || tip.W < 40 {
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t.Fatalf("tooltip at %v", tip)
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}
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at = [2]float32{395, 295}
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tt.Frame()
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tt.Frame()
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if tip.X+tip.W > 395-12+0.5 || tip.Y+tip.H > 295-12+0.5 {
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t.Fatalf("tooltip did not flip: %v", tip)
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}
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defer func() {
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if recover() == nil {
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t.Fatal("no panic without lines")
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}
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}()
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ui.NewTester(func(c *ui.Context) { Use(c, Settings{}); ChartTooltip(c, 0, 0, nil) }, 100, 100)
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}
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func TestChartTooltipFollowsFocusAndPointer(t *testing.T) {
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h := &chartHarness{build: func(c *ui.Context) ChartResult {
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return LineChart(c, lineSeries(), LineChartOptions{Frame: ChartFrame{Label: "Chapel"}})
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}}
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tt := ui.NewTester(h.view, 520, 420)
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tabTo(t, tt, "Chapel")
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tt.Key(0, ui.KeyEnd)
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if !tooltipShown(tt) {
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t.Fatal("no tooltip for the keyboard point")
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}
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tt.Key(0, ui.KeyEscape)
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if tooltipShown(tt) {
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t.Fatal("tooltip stayed after Escape")
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}
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b := h.res.Element.Bounds()
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tt.Move(b.X+b.W/2, b.Y+b.H/2)
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if !tooltipShown(tt) {
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t.Fatal("no tooltip under the pointer")
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}
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}
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// tooltipShown looks for a run of Surface pixels too long for a marker ring.
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func tooltipShown(tt *ui.Tester) bool {
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img := tt.Image()
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want := toRGBA(theme.Light().Surface)
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r := img.Bounds()
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for y := r.Min.Y; y < r.Max.Y; y += 2 {
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run := 0
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for x := r.Min.X; x < r.Max.X; x++ {
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if color.RGBAModel.Convert(img.At(x, y)).(color.RGBA) == want {
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if run++; run >= 30 {
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return true
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}
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} else {
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run = 0
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}
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}
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}
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return false
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}
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func TestChartTooltipSnapshot(t *testing.T) {
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snapshot(t, "chart_tooltip", 320, 140, func(c *ui.Context) {
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pal := internal.Palette(Tokens(c))
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ChartTooltip(c, 20, 20, []ChartTooltipLine{{Text: "Lauds"}, {Text: "Pews 5", Color: pal[0]}, {Text: "Candles 2", Color: pal[1], Shape: 1}})
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})
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}
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