61 lines
955 B
V
61 lines
955 B
V
fn test_struct_embedding_with_interface() {
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mut ll := LinearLayout{}
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mut lv := ListView{}
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ll.add(lv)
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ret := ll.layout()
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println(ret)
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assert ret.count('ListView') == 2
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}
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interface Container {
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mut:
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layout() string
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}
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interface Layoutable {
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get_pos() (int, int)
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mut:
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set_pos(int, int)
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}
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pub struct LayouterBase {
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mut:
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layoutables []Layoutable
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}
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pub fn (mut lb LayouterBase) add(layoutable Layoutable) {
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lb.layoutables << layoutable
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}
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pub fn (lb LayouterBase) get_pos() (int, int) {
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return 0, 0
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}
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pub fn (mut lb LayouterBase) set_pos(x int, y int) {}
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pub struct LinearLayout {
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LayouterBase
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}
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pub fn (mut ll LinearLayout) layout() string {
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mut output := ''
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for mut l in ll.layoutables {
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dump(l.type_name())
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output += '$l.type_name()\n'
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if l is Container {
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dump(l.type_name())
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output += '$l.type_name()\n'
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}
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}
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return output
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}
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pub struct ListView {
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LayouterBase
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}
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pub fn (mut lv ListView) layout() string {
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return ''
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}
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