1 files changed, 115 insertions, 0 deletions
diff --git a/tests/unit/signalTracker.js b/tests/unit/signalTracker.js
new file mode 100644
index 0000000..7943d0a
--- /dev/null
+++ b/tests/unit/signalTracker.js
@@ -0,0 +1,115 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+// Test cases for version comparison
+
+const { GObject } = imports.gi;
+
+const JsUnit = imports.jsUnit;
+const Signals = imports.misc.signals;
+
+const Environment = imports.ui.environment;
+const { TransientSignalHolder, registerDestroyableType } = imports.misc.signalTracker;
+
+Environment.init();
+
+const Destroyable = GObject.registerClass({
+    Signals: { 'destroy': {} },
+}, class Destroyable extends GObject.Object {});
+registerDestroyableType(Destroyable);
+
+const GObjectEmitter = GObject.registerClass({
+    Signals: { 'signal': {} },
+}, class GObjectEmitter extends Destroyable {});
+
+const emitter1 = new Signals.EventEmitter();
+const emitter2 = new GObjectEmitter();
+
+const tracked1 = new Destroyable();
+const tracked2 = {};
+
+let count = 0;
+const handler = () => count++;
+
+emitter1.connectObject('signal', handler, tracked1);
+emitter2.connectObject('signal', handler, tracked1);
+
+emitter1.connectObject('signal', handler, tracked2);
+emitter2.connectObject('signal', handler, tracked2);
+
+JsUnit.assertEquals(count, 0);
+
+emitter1.emit('signal');
+emitter2.emit('signal');
+
+JsUnit.assertEquals(count, 4);
+
+tracked1.emit('destroy');
+
+emitter1.emit('signal');
+emitter2.emit('signal');
+
+JsUnit.assertEquals(count, 6);
+
+emitter1.disconnectObject(tracked2);
+emitter2.emit('destroy');
+
+emitter1.emit('signal');
+emitter2.emit('signal');
+
+JsUnit.assertEquals(count, 6);
+
+emitter1.connectObject(
+    'signal', handler,
+    'signal', handler, GObject.ConnectFlags.AFTER,
+    tracked1);
+emitter2.connectObject(
+    'signal', handler,
+    'signal', handler, GObject.ConnectFlags.AFTER,
+    tracked1);
+
+emitter1.emit('signal');
+emitter2.emit('signal');
+
+JsUnit.assertEquals(count, 10);
+
+tracked1.emit('destroy');
+emitter1.emit('signal');
+emitter2.emit('signal');
+
+JsUnit.assertEquals(count, 10);
+
+emitter1.connectObject('signal', handler, tracked1);
+emitter2.connectObject('signal', handler, tracked1);
+
+transientHolder = new TransientSignalHolder(tracked1);
+
+emitter1.connectObject('signal', handler, transientHolder);
+emitter2.connectObject('signal', handler, transientHolder);
+
+emitter1.emit('signal');
+emitter2.emit('signal');
+
+JsUnit.assertEquals(count, 14);
+
+transientHolder.destroy();
+
+emitter1.emit('signal');
+emitter2.emit('signal');
+
+JsUnit.assertEquals(count, 16);
+
+transientHolder = new TransientSignalHolder(tracked1);
+
+emitter1.connectObject('signal', handler, transientHolder);
+emitter2.connectObject('signal', handler, transientHolder);
+
+emitter1.emit('signal');
+emitter2.emit('signal');
+
+JsUnit.assertEquals(count, 20);
+
+tracked1.emit('destroy');
+emitter1.emit('signal');
+emitter2.emit('signal');
+
+JsUnit.assertEquals(count, 20);