Publish Vulpes Preview 15 sources for desktop, Android and Tundra

Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.

android/tools/check-wallpaper.py

@@ -0,0 +1,45 @@
+#!/usr/bin/env python3
+"""Observe real Gaia wallpaper events over an ADB-forwarded debug connection."""
+import json
+import sys
+import time
+from rdp import RDP
+
+
+def evaluate(source):
+    r = RDP()
+    try:
+        result = r.eval(source)
+        if result.get("hasException"):
+            raise RuntimeError(result)
+        return result.get("result")
+    finally:
+        r.s.close()
+
+
+duration = int(sys.argv[1]) if len(sys.argv) > 1 else 30
+evaluate(
+    """window.__wallpaperProbe={changes:0,settings:0,start:Date.now()};
+addEventListener('wallpaperchange',()=>__wallpaperProbe.changes++);
+navigator.mozSettings.addObserver('wallpaper.image',()=>__wallpaperProbe.settings++);
+navigator.mozSettings.createLock().get('wallpaper.image').onsuccess=e=>{
+ const v=e.target.result['wallpaper.image'];
+ __wallpaperProbe.image={blob:v instanceof Blob,size:v.size,type:v.type};
+}; 'probe-started';"""
+)
+time.sleep(duration)
+result = json.loads(
+    evaluate(
+        """JSON.stringify({...__wallpaperProbe,
+ elapsed:Date.now()-__wallpaperProbe.start,ready:applications.ready,
+ background:document.getElementById('screen').style.backgroundImage})"""
+    )
+)
+print(json.dumps(result, indent=2))
+assert result["ready"], "Gaia not ready"
+assert result.get("image", {}).get("blob"), "Wallpaper was not restored as a Blob"
+assert result["image"]["size"] > 0, "Empty wallpaper"
+assert (
+    result["changes"] == 0 and result["settings"] == 0
+), "Wallpaper is still changing without user action"
+assert "blob:" in result["background"], "Wallpaper missing from the screen"