cmake: build tests for UWP

test/uwp/Package.appxmanifest.in

@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Package
+  xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
+  xmlns:mp="http://schemas.microsoft.com/appx/2014/phone/manifest"
+  xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
+  IgnorableNamespaces="mp uap">
+
+  <Identity Name="5a2cfb51-9dcf-4830-81e5-49472403b04d"
+            Publisher="O=libsdl.org"
+            Version="1.0.0.0" />
+
+  <mp:PhoneIdentity
+    PhoneProductId="5a2cfb51-9dcf-4830-81e5-49472403b04d"
+    PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
+
+  <Properties>
+    <DisplayName>$<TARGET_PROPERTY:NAME></DisplayName>
+    <PublisherDisplayName>libsdl.org</PublisherDisplayName>
+    <Logo>logo-50x50.png</Logo>
+  </Properties>
+
+  <Dependencies>
+    <TargetDeviceFamily
+      Name="Windows.Universal"
+      MinVersion="10.0.0.0"
+      MaxVersionTested="10.0.0.0" />
+  </Dependencies>
+
+  <Resources>
+    <Resource Language="x-generate" />
+  </Resources>
+
+  <Applications>
+    <Application Id="App"
+      Executable="$<TARGET_PROPERTY:NAME>.exe"
+      EntryPoint="$<TARGET_PROPERTY:NAME>.App">
+      <uap:VisualElements
+        DisplayName="$<TARGET_PROPERTY:NAME>"
+        Description="$<TARGET_PROPERTY:NAME>"
+        BackgroundColor="#FFFFFF"
+        Square150x150Logo="square-150x150.png"
+        Square44x44Logo="square-44x44.png">
+        <uap:SplashScreen Image="splash-620x300.png" />
+      </uap:VisualElements>
+    </Application>
+  </Applications>
+
+  <Capabilities>
+    <Capability Name="internetClient" />
+    <DeviceCapability Name="microphone" />
+  </Capabilities>
+</Package>