Files

92 lines
2.4 KiB
Go

package chart
import (
"fmt"
"testing"
"github.com/egoist/mygo/ui"
"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/core"
)
func chartTree() ChartNode {
return ChartNode{Name: "Abbey", Children: []ChartNode{
{Name: "Library", Children: []ChartNode{{Name: "Psalters", Value: 30}, {Name: "Maps", Value: 10}}},
{Name: "Kitchen", Value: 25},
{Name: "Garden", Children: []ChartNode{{Name: "Herbs", Value: 12}, {Name: "Vines", Value: 8}}},
{Name: "Cell of a very long-winded brother", Value: 3},
}}
}
func TestSquarifyFills(t *testing.T) {
rects := squarify([]float64{6, 6, 4, 3, 2, 2, 1}, ui.Rect{W: 600, H: 400})
area := float32(0)
for _, r := range rects {
area += r.W * r.H
if r.W <= 0 || r.H <= 0 {
t.Fatalf("empty tile %v", r)
}
}
if area < 600*400-1 || area > 600*400+1 {
t.Fatalf("tiles cover %v of %v", area, 600*400)
}
}
func TestTreemapDrillAndBack(t *testing.T) {
var path []string
values := 0
h := &chartHarness{build: func(c *ui.Context) ChartResult {
r := Treemap(c, &path, chartTree(), TreemapOptions{Frame: ChartFrame{Label: "Rooms"}})
if r.ValueChanged() {
values++
}
return r
}}
tt := ui.NewTester(h.view, 560, 440)
tabTo(t, tt, "Rooms")
tt.Key(0, ui.KeyRight)
if got := chartReadout(tt); got != "Library · 40 · 45.5% · Enter opens" {
t.Fatalf("readout %q", got)
}
tt.Key(0, ui.KeyEnter)
if fmt.Sprint(path) != "[Library]" || values != 1 || !tt.HasText("Library") {
t.Fatalf("drill path %v events %d", path, values)
}
tt.Key(0, ui.KeyRight)
tt.Key(0, ui.KeyEnter) // a leaf stays
if fmt.Sprint(path) != "[Library]" {
t.Fatalf("leaf drilled: %v", path)
}
tt.Key(0, ui.KeyBackspace)
if len(path) != 0 {
t.Fatalf("Backspace kept %v", path)
}
path = []string{"Garden"}
tt.Frame()
if err := tt.Click("Back"); err != nil || len(path) != 0 {
t.Fatalf("Back: %v %v", err, path)
}
}
func TestTreemapBadPath(t *testing.T) {
defer func() {
if recover() == nil {
t.Fatal("no panic for an unknown path")
}
}()
path := []string{"Nowhere"}
ui.NewTester(func(c *ui.Context) {
core.Use(c, core.Settings{})
Treemap(c, &path, chartTree(), TreemapOptions{Frame: ChartFrame{Label: "x"}})
}, 300, 300)
}
func TestTreemapSnapshot(t *testing.T) {
snapshot(t, "treemap", 560, 340, func(c *ui.Context) {
var path []string
ui.Column(c).Padding(16).Children(func() {
Treemap(c, &path, chartTree(), TreemapOptions{Frame: ChartFrame{Label: "Rooms"}})
})
})
}