90 lines
2.3 KiB
Go
90 lines
2.3 KiB
Go
package mujica
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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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)
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func chartTree() ChartNode {
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return ChartNode{Name: "Abbey", Children: []ChartNode{
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{Name: "Library", Children: []ChartNode{{Name: "Psalters", Value: 30}, {Name: "Maps", Value: 10}}},
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{Name: "Kitchen", Value: 25},
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{Name: "Garden", Children: []ChartNode{{Name: "Herbs", Value: 12}, {Name: "Vines", Value: 8}}},
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{Name: "Cell of a very long-winded brother", Value: 3},
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}}
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}
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func TestSquarifyFills(t *testing.T) {
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rects := squarify([]float64{6, 6, 4, 3, 2, 2, 1}, ui.Rect{W: 600, H: 400})
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area := float32(0)
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for _, r := range rects {
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area += r.W * r.H
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if r.W <= 0 || r.H <= 0 {
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t.Fatalf("empty tile %v", r)
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}
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}
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if area < 600*400-1 || area > 600*400+1 {
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t.Fatalf("tiles cover %v of %v", area, 600*400)
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}
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}
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func TestTreemapDrillAndBack(t *testing.T) {
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var path []string
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values := 0
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h := &chartHarness{build: func(c *ui.Context) ChartResult {
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r := Treemap(c, &path, chartTree(), TreemapOptions{Frame: ChartFrame{Label: "Rooms"}})
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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, 560, 440)
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tabTo(t, tt, "Rooms")
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tt.Key(0, ui.KeyRight)
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if got := chartReadout(tt); got != "Library · 40 · 45.5% · Enter opens" {
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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 fmt.Sprint(path) != "[Library]" || values != 1 || !tt.HasText("Library") {
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t.Fatalf("drill path %v events %d", path, values)
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}
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tt.Key(0, ui.KeyRight)
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tt.Key(0, ui.KeyEnter) // a leaf stays
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if fmt.Sprint(path) != "[Library]" {
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t.Fatalf("leaf drilled: %v", path)
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}
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tt.Key(0, ui.KeyBackspace)
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if len(path) != 0 {
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t.Fatalf("Backspace kept %v", path)
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}
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path = []string{"Garden"}
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tt.Frame()
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if err := tt.Click("Back"); err != nil || len(path) != 0 {
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t.Fatalf("Back: %v %v", err, path)
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}
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}
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func TestTreemapBadPath(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 an unknown path")
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}
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}()
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path := []string{"Nowhere"}
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ui.NewTester(func(c *ui.Context) {
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Use(c, Settings{})
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Treemap(c, &path, chartTree(), TreemapOptions{Frame: ChartFrame{Label: "x"}})
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}, 300, 300)
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}
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func TestTreemapSnapshot(t *testing.T) {
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snapshot(t, "treemap", 560, 340, func(c *ui.Context) {
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var path []string
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ui.Column(c).Padding(16).Children(func() {
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Treemap(c, &path, chartTree(), TreemapOptions{Frame: ChartFrame{Label: "Rooms"}})
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})
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})
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}
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