[Telemetry SWX] add fan info browser test

Bug: b:158658869
Change-Id: I46bfbe9c0f3776be67c45c4d3541fcaaf3381ffe
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2386727
Commit-Queue: Oleh Lamzin <lamzin@google.com>
Reviewed-by: Mahmoud Gawad <mgawad@google.com>
Cr-Commit-Position: refs/heads/master@{#803643}

chromeos/components/telemetry_extension_ui/test/telemetry_extension_ui_browsertest.cc

@@ -287,6 +287,16 @@ void TelemetryExtensionUiBrowserTest::SetUpOnMainThread() {
         chromeos::cros_healthd::mojom::BacklightResult::NewBacklightInfo(
             std::move(infos));
   }
+  {
+    auto fan_info = chromeos::cros_healthd::mojom::FanInfo::New();
+    fan_info->speed_rpm = 999880912;
+
+    std::vector<chromeos::cros_healthd::mojom::FanInfoPtr> infos;
+    infos.push_back(std::move(fan_info));
+
+    telemetry_info->fan_result =
+        chromeos::cros_healthd::mojom::FanResult::NewFanInfo(std::move(infos));
+  }
 
   DCHECK(chromeos::cros_healthd::FakeCrosHealthdClient::Get());
 

chromeos/components/telemetry_extension_ui/test/untrusted_browsertest.js

@@ -240,6 +240,11 @@ UNTRUSTED_TEST('UntrustedRequestTelemetryInfo', async () => {
         maxBrightness: 536880912,
         brightness: 436880912,
       }]
+    },
+    fanResult: {
+      fanInfo: [{
+        speedRpm: 999880912,
+      }]
     }
   });
 });