webview_lifecycle_test.go RawHistoryFolder

1package cef
2
3import (
4	"testing"
5
6	purecef "github.com/bnema/purego-cef/cef"
7	"github.com/stretchr/testify/require"
8)
9
10func TestCef2gtkAdapterPageZoomCompensationDefaultsToOne(t *testing.T) {
11	var nilAdapter *Cef2gtkAdapter
12	require.InDelta(t, 1.0, nilAdapter.PageZoomCompensation(), 1e-9)
13
14	adapter := &Cef2gtkAdapter{}
15	require.InDelta(t, 1.0, adapter.PageZoomCompensation(), 1e-9)
16	adapter.destroyed.Store(true)
17	require.InDelta(t, 1.0, adapter.PageZoomCompensation(), 1e-9)
18}
19
20func TestDestroy_WithHostDefersBridgeDestroyUntilBeforeClose(t *testing.T) {
21	bridge := &Cef2gtkAdapter{}
22	host := &stubBrowserHost{}
23	wv := &WebView{
24		viewBridge: bridge,
25		host:       host,
26	}
27
28	wv.Destroy()
29
30	require.True(t, wv.IsDestroyed())
31	require.True(t, host.closeBrowserCalled)
32	require.False(t, bridge.IsDestroyed(), "Destroy should request CEF close before destroying the GTK bridge")
33
34	wv.destroyViewBridgeOnGTKSync()
35
36	require.True(t, bridge.IsDestroyed())
37}
38
39func TestDestroy_WithoutHostDestroysBridgeImmediately(t *testing.T) {
40	bridge := &Cef2gtkAdapter{}
41	wv := &WebView{viewBridge: bridge}
42
43	wv.Destroy()
44
45	require.True(t, bridge.IsDestroyed())
46}
47
48func TestHandleInputAttachFailureClosesBrowserForAnyAttachError(t *testing.T) {
49	host := &stubBrowserHost{}
50	wv := &WebView{}
51
52	wv.handleInputAttachFailure(assertAnError{}, host)
53
54	require.True(t, host.closeBrowserCalled)
55}
56
57type assertAnError struct{}
58
59func (assertAnError) Error() string { return "attach failed" }
60
61// stubBrowserHost intentionally only stubs CloseBrowser. The embedded
62// purecef.BrowserHost may be nil; calling any other BrowserHost method will
63// panic and should be avoided in these lifecycle tests.
64type stubBrowserHost struct {
65	purecef.BrowserHost
66	closeBrowserCalled bool
67}
68
69func (s *stubBrowserHost) CloseBrowser(int32) {
70	s.closeBrowserCalled = true
71}