feat(ads/seo/release): v1.2.0 with live Google Ads, isolated ad profile, ads.txt, and SEO/AEO/GEO optimization

tests/Paca.Tests/App/ChromeTabDiscardingMegaTests.cs

@@ -0,0 +1,62 @@
+using Paca.Browser.Tabs;
+using Xunit;
+
+namespace Paca.Tests.App;
+
+public class ChromeTabDiscardingMegaTests
+{
+    [Theory]
+    [InlineData("메모리 절약")]
+    [InlineData("절전 모드")]
+    [InlineData("memory saver")]
+    [InlineData("discard tabs")]
+    public void Omnibox_Matches_DiscardTabs_Action(string query)
+    {
+        var actions = OmniboxActionEvaluator.GetMatchingActions(query);
+        Assert.NotEmpty(actions);
+        Assert.Contains(actions, a => a.ActionId == "action:discard-tabs");
+    }
+
+    [Fact]
+    public void DiscardPolicy_ProtectsPinnedAndAudioTabs()
+    {
+        var mgr = new TabManager(() => new TabItem());
+        var activeTab = mgr.NewTab("https://example.com/1");
+        var audioTab = mgr.NewTab("https://youtube.com", activate: false);
+        audioTab.IsAudioPlaying = true;
+        var pinnedTab = mgr.NewTab("https://mail.google.com", activate: false);
+        pinnedTab.IsPinned = true;
+        var normalTab = mgr.NewTab("https://news.ycombinator.com", activate: false);
+
+        Assert.False(mgr.CanDiscardTab(activeTab));
+        Assert.False(mgr.CanDiscardTab(audioTab));
+        Assert.False(mgr.CanDiscardTab(pinnedTab));
+        Assert.True(mgr.CanDiscardTab(normalTab));
+    }
+
+    [Fact]
+    public void TabManager_DiscardOtherTabs_DiscardsOnlyEligibleTabs()
+    {
+        var mgr = new TabManager(() => new TabItem());
+        var tab1 = mgr.NewTab("https://tab1.com"); // active
+        var tab2 = mgr.NewTab("https://tab2.com", activate: false);
+        tab2.IsPinned = true;
+        var tab3 = mgr.NewTab("https://tab3.com", activate: false);
+        tab3.IsAudioPlaying = true;
+        var tab4 = mgr.NewTab("https://tab4.com", activate: false);
+        var tab5 = mgr.NewTab("https://tab5.com", activate: false);
+
+        int discarded = mgr.DiscardOtherTabs();
+        Assert.Equal(2, discarded);
+        Assert.False(tab1.IsSuspended);
+        Assert.False(tab2.IsSuspended);
+        Assert.False(tab3.IsSuspended);
+        Assert.True(tab4.IsSuspended);
+        Assert.True(tab5.IsSuspended);
+
+        // Activating a suspended tab automatically resumes it
+        mgr.Activate(tab4);
+        Assert.False(tab4.IsSuspended);
+        Assert.True(tab4.IsActive);
+    }
+}