Merge "Scroll grafana pages to force all graphs to load"

testinfra/test_grafana.py

@@ -47,12 +47,18 @@ def test_grafana_screenshots(host):
     cmd = host.run("curl -s --insecure "
                    "--resolve grafana.opendev.org:443:127.0.0.1 "
                    "https://grafana.opendev.org/api/search")
+    # Scroll to the bottom of the graph pages to force grafana to render each
+    # graph on the page. Adapted from:
+    # https://stackoverflow.com/questions/42982950/how-to-scroll-down-the-page-till-bottomend-page-in-the-selenium-webdriver
+    scroll_to_bottom = 'window.scrollTo(' \
+        '{top: document.body.scrollHeight, left: 0, behavior: "smooth"})'
     j = json.loads(cmd.stdout)
     for dashboard in j:
         url = dashboard["url"]
         uid = dashboard["uid"]
         name = dashboard["uri"].split("/")[-1]
-        shots.append(("https://localhost" + url, None, name + '.png'))
+        shots.append(
+            ("https://localhost" + url, scroll_to_bottom, name + '.png'))
         json_defs.append((uid, name + '.json'))
     take_screenshots(host, shots)
     host.run('mkdir /tmp/json_blobs')