1package cef
2
3import (
4 "testing"
5
6 "github.com/stretchr/testify/require"
7)
8
9func TestEffectiveViewportVisibilityRequiresMappedVisibleAncestors(t *testing.T) {
10 tests := []struct {
11 name string
12 states []viewportWidgetVisibility
13 visible bool
14 }{
15 {name: "mapped visible widget", states: []viewportWidgetVisibility{{visible: true, mapped: true}}, visible: true},
16 {name: "unmapped widget", states: []viewportWidgetVisibility{{visible: true, mapped: false}}},
17 {name: "hidden widget", states: []viewportWidgetVisibility{{visible: false, mapped: true}}},
18 {name: "hidden ancestor", states: []viewportWidgetVisibility{{visible: true, mapped: true}, {visible: false, mapped: true}}},
19 {name: "unmapped ancestor", states: []viewportWidgetVisibility{{visible: true, mapped: true}, {visible: true, mapped: false}}},
20 }
21 for _, tt := range tests {
22 t.Run(tt.name, func(t *testing.T) {
23 require.Equal(t, tt.visible, effectiveViewportVisibility(tt.states))
24 })
25 }
26}
27
28func TestWebViewEffectiveVisibilitySendsInitialStateAndDeduplicatesTransitions(t *testing.T) {
29 host := &viewportSyncOrderHost{}
30 wv := &WebView{}
31
32 wv.applyEffectiveVisibility(host, false)
33 require.Equal(t, []string{"WasHidden", "WasHidden(nonzero)"}, host.calls)
34
35 host.calls = nil
36 wv.applyEffectiveVisibility(host, false)
37 require.Empty(t, host.calls, "unchanged hidden state must not be resent")
38
39 wv.applyEffectiveVisibility(host, true)
40 require.Equal(t, []string{"WasHidden"}, host.calls)
41
42 host.calls = nil
43 wv.applyEffectiveVisibility(host, true)
44 require.Empty(t, host.calls, "unchanged visible state must not be resent")
45}