Type searching added to applications menu.

internal/app/application_overrides_test.go

@@ -118,8 +118,17 @@ func TestApplicationsMenuActivatesOnlyOnEnterAndReleasesCapture(t *testing.T) {
 	if !a.ui.active || !strings.Contains(voice.messages[len(voice.messages)-1], "Default") {
 		t.Fatal(voice.messages)
 	}
-	a.ui.handle(interaction.Key{Name: "down"})
-	a.ui.handle(interaction.Key{Name: "down"})
+	for _, step := range []struct{ key, want string }{
+		{"down", "NetworkManager"},
+		{"down", "Ninjam"},
+		{"down", "Default"},
+		{"up", "Ninjam"},
+	} {
+		a.ui.handle(interaction.Key{Name: step.key})
+		if got := voice.messages[len(voice.messages)-1]; got != step.want {
+			t.Fatalf("%s announcement = %q, want %q", step.key, got, step.want)
+		}
+	}
 	if len(a.overrides) != 0 {
 		t.Fatal("navigation activated override")
 	}
@@ -155,6 +164,25 @@ func TestApplicationsMenuActivatesOnlyOnEnterAndReleasesCapture(t *testing.T) {
 	}
 }
 
+func TestApplicationsMenuPrefixSearch(t *testing.T) {
+	a, voice := persistence_application(t, true)
+	override_read(t, a, override_screen(1, "ninjam"))
+	a.open_applications()
+	for _, step := range []struct{ text, want string }{{"n", "NetworkManager"}, {"i", "Ninjam"}} {
+		a.ui.handle(interaction.Key{Text: step.text})
+		if got := voice.messages[len(voice.messages)-1]; got != step.want {
+			t.Fatalf("typed %q: got %q, want %q", step.text, got, step.want)
+		}
+		if len(a.overrides) != 0 || !a.ui.active {
+			t.Fatal("search activated an override or closed the menu")
+		}
+	}
+	a.ui.handle(interaction.Key{Name: "enter"})
+	if a.ui.active || a.overrides[1] == nil || a.overrides[1].id != "ninjam" {
+		t.Fatal("Enter did not activate the search result")
+	}
+}
+
 func TestOverrideCannotSaveOrContaminateDraftAndRestoresSession(t *testing.T) {
 	a, voice := persistence_application(t, true)
 	a.handle_command(command.NextQuickValue) // Preserve a pre-existing unsaved adjustment.