clui/listbox_test.go

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2015-12-24 07:52:05 +08:00
package clui
import (
"testing"
)
func TestListBox(t *testing.T) {
width, height := 10, 5
lbox := NewListBox(nil, nil, width, height, DoNotScale)
w, h := lbox.Size()
if w != width {
t.Errorf("Width invalid: %v instead of %v", w, width)
}
if h != height {
t.Errorf("Width invalid: %v instead of %v", height, height)
}
lbox.AddItem("Item1")
lbox.AddItem("Item2")
lbox.AddItem("Item3")
if lbox.ItemCount() != 3 {
t.Errorf("Item count must be %v instead of %v", 3, lbox.ItemCount())
}
n := lbox.FindItem("Item2", false)
if n != 1 {
t.Errorf("Item2 is not found")
}
n = lbox.FindItem("item2", true)
if n != 1 {
t.Errorf("item2 is not found")
}
lbox.SelectItem(n)
str := lbox.SelectedItemText()
if str != "Item2" {
t.Errorf("The second item text must be %v, found %v", "Item2", str)
}
n = lbox.FindItem("item4", false)
if n != -1 {
t.Errorf("item4 should not be found")
}
lbox.RemoveItem(1)
if lbox.ItemCount() != 2 {
t.Errorf("After deleting an item the list box item count should decrease (%v)", lbox.ItemCount())
}
str = lbox.SelectedItemText()
if str != "Item3" {
t.Errorf("The second item text must be %v, found %v", "Item3", str)
}
n = lbox.FindItem("Item2", false)
if n != -1 {
t.Errorf("Item2 should not be found")
}
n = lbox.FindItem("item3", true)
if n != 1 {
t.Errorf("Item3 should #%v instead of %v", 1, n)
}
lbox.Clear()
if lbox.ItemCount() != 0 {
t.Errorf("Clear failed")
}
}