81 lines
2.7 KiB
Go
81 lines
2.7 KiB
Go
package mujica
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import (
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"math"
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"testing"
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"github.com/egoist/mygo/ui"
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)
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func TestChartAnnotationDrag(t *testing.T) {
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notes := []ChartNote{
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{Kind: NoteHLine, Value: 50, Text: "Goal", Draggable: true},
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{Kind: NoteVLine, Value: 3},
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{Kind: NoteBand, Value: 6, End: 8, Text: "Lent", Draggable: true},
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{Kind: NoteText, Value: 1, End: 90, Text: "Feast"},
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}
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h := &chartHarness{build: func(c *ui.Context) ChartResult { return partsChart(c, notes, false) }}
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tt := ui.NewTester(h.view, 520, 420)
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b := h.res.Element.Bounds()
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plot := chartInset(ui.Rect{X: b.X, Y: b.Y, W: b.W, H: 240}, 52, 26)
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yAt := func(v float32) float32 { return plot.Y + plot.H*(1-v/100) }
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xAt := func(v float32) float32 { return plot.X + plot.W*v/10 }
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// Drag the Goal line up by a fifth of the plot: 50 becomes 70.
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tt.Press(xAt(4), yAt(50))
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tt.Move(xAt(4), yAt(60))
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tt.Move(xAt(4), yAt(70))
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tt.Release(xAt(4), yAt(70))
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if math.Abs(notes[0].Value-70) > 0.5 {
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t.Fatalf("Goal at %v", notes[0].Value)
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}
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// The band moves as a whole and keeps its width.
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tt.Press(xAt(7), yAt(20))
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tt.Move(xAt(8), yAt(20))
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tt.Release(xAt(8), yAt(20))
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if math.Abs(notes[2].Value-7) > 0.1 || math.Abs(notes[2].End-notes[2].Value-2) > 1e-9 {
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t.Fatalf("band %v..%v", notes[2].Value, notes[2].End)
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}
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// The fixed line stays.
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tt.Press(xAt(3), yAt(20))
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tt.Move(xAt(5), yAt(20))
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tt.Release(xAt(5), yAt(20))
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if notes[1].Value != 3 {
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t.Fatalf("fixed line moved to %v", notes[1].Value)
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}
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}
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func TestChartAnnotationDisabledAndBad(t *testing.T) {
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notes := []ChartNote{{Kind: NoteHLine, Value: 50, Draggable: true}}
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h := &chartHarness{disabled: true, build: func(c *ui.Context) ChartResult { return partsChart(c, notes, false) }}
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tt := ui.NewTester(h.view, 520, 420)
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b := h.res.Element.Bounds()
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plot := chartInset(ui.Rect{X: b.X, Y: b.Y, W: b.W, H: 240}, 52, 26)
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tt.Press(plot.X+100, plot.Y+plot.H/2)
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tt.Move(plot.X+100, plot.Y+20)
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tt.Release(plot.X+100, plot.Y+20)
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if notes[0].Value != 50 {
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t.Fatalf("disabled chart dragged a note to %v", notes[0].Value)
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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 for an empty band")
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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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partsChart(c, []ChartNote{{Kind: NoteBand, Value: 2, End: 2}}, false)
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}, 300, 300)
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}
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func TestChartAnnotationSnapshot(t *testing.T) {
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snapshot(t, "chart_annotation", 520, 340, func(c *ui.Context) {
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notes := []ChartNote{
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{Kind: NoteHLine, Value: 65, Text: "Goal", Draggable: true},
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{Kind: NoteVLine, Value: 3, Text: "Advent"},
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{Kind: NoteBand, Value: 6, End: 8, Text: "Lent"},
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{Kind: NoteText, Value: 1, End: 90, Text: "Feast"},
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}
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ui.Column(c).Padding(16).Children(func() { partsChart(c, notes, false) })
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})
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}
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