public async Task When_Theme_Changed_Static()
{
var app = UnitTestsApp.App.EnsureApplication();
var control = new Theme_Changed_Control();
app.HostView.Children.Add(control);
control.Measure(new Size(1000, 1000));
var textLightStaticMarkup = control.TemplateFromResourceControl.TextBlock5.Text;
Assert.AreEqual("ApplicationLevelLight", textLightStaticMarkup);
try
{
if (await ThemeHelper.SwapSystemTheme())
{
var textDarkStaticMarkup = control.TemplateFromResourceControl.TextBlock5.Text;
Assert.AreEqual("ApplicationLevelLight", textDarkStaticMarkup); //StaticResource markup doesn't change
;
}
}
finally
{
await ThemeHelper.SwapSystemTheme();
}
}
public async Task When_Theme_Changed()
{
var app = UnitTestsApp.App.EnsureApplication();
var control = new Theme_Changed_Control();
app.HostView.Children.Add(control);
control.Measure(new Size(1000, 1000));
var textLightThemeMarkup = control.TemplateFromResourceControl.TextBlock6.Text;
Assert.AreEqual("LocalVisualTreeLight", textLightThemeMarkup);
try
{
if (await ThemeHelper.SwapSystemTheme())
{
if (control.Parent == null)
{
app.HostView.Children.Add(control); // On UWP the control may have been removed by another test after the async swap
}
var textDarkThemeMarkup = control.TemplateFromResourceControl.TextBlock6.Text;
Assert.AreEqual("LocalVisualTreeDark", textDarkThemeMarkup); //ThemeResource markup change lookup uses the visual tree (rather than original XAML namescope)
}
}
finally
{
await ThemeHelper.SwapSystemTheme();
}
}