shithub: mycel

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grid_test += maxWidths

--- a/browser/duitx/grid_test.go

+++ b/browser/duitx/grid_test.go

@@ -1,6 +1,7 @@

 package duitx

 import (

+	"image"

 	"testing"

 	"github.com/mjl-/duit"

@@ -41,5 +42,29 @@

 	g.initPos()

 	if len(g.pos) != 2 || len(g.pos[0]) != 2 || len(g.pos[1]) != 2 || g.pos[0][0] != 0 || g.pos[0][1] != 0 || g.pos[1][0] != 1 || g.pos[1][1] != 1 {

 		t.Fatalf("%+v", g.pos)

+	}

+}

+

+func TestMaxWidths(t *testing.T) {

+	opts := &duit.DUIOpts{

+		Dimensions: "400x300",

+	}

+	dui, err := duit.NewDUI("scroll_test", opts)

+	if err != nil { t.Fatalf("err: %v", err) }

+	g := Grid{

+		Kids: duit.NewKids(

+			&duit.Button{Text: "upper"},

+			&duit.Button{Text: "LL"},

+			&duit.Button{Text: "LR"},

+		),

+		Columns: 2,

+		Rows: 2,

+		RowSpans: []int{1,1,1},

+		ColSpans: []int{2,1,1},

+	}

+	g.initPos()

+	maxW, w, xs := g.maxWidths(dui, image.Point{X: 400, Y: 300})

+	if len(maxW) != 2 || maxW[0]+maxW[1] != w || len(xs) != 2 || xs[0] != 0 || xs[1] != maxW[0] {

+		t.Fatalf("%+v, %v, %+v", maxW, w, xs)

 	}

 }

-- 

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