[css-device-adapt] insertRule tests and ASSERT for device lengths.

Source/core/dom/ViewportArguments.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2012 Intel Corporation. All rights reserved.
  *
@@ skipping 85 matching lines @@
     switch (int(resultHeight)) {
     case ViewportArguments::ValueDeviceWidth:
         resultHeight = deviceSize.width();
         break;
     case ViewportArguments::ValueDeviceHeight:
         resultHeight = deviceSize.height();
         break;
     }
 
     if (type == ViewportArguments::CSSDeviceAdaptation) {
-        switch (int(resultMinWidth)) {
-        case ViewportArguments::ValueDeviceWidth:
-            resultMinWidth = deviceSize.width();
-            break;
-        case ViewportArguments::ValueDeviceHeight:
-            resultMinWidth = deviceSize.height();
-            break;
-        }
 
-        switch (int(resultMaxWidth)) {
-        case ViewportArguments::ValueDeviceWidth:
-            resultMaxWidth = deviceSize.width();
-            break;
-        case ViewportArguments::ValueDeviceHeight:
-            resultMaxWidth = deviceSize.height();
-            break;
-        }
-
-        switch (int(resultMinHeight)) {
-        case ViewportArguments::ValueDeviceWidth:
-            resultMinHeight = deviceSize.width();
-            break;
-        case ViewportArguments::ValueDeviceHeight:
-            resultMinHeight = deviceSize.height();
-            break;
-        }
-
-        switch (int(resultMaxHeight)) {
-        case ViewportArguments::ValueDeviceWidth:
-            resultMaxHeight = deviceSize.width();
-            break;
-        case ViewportArguments::ValueDeviceHeight:
-            resultMaxHeight = deviceSize.height();
-            break;
-        }
+        // device-width/device-height not supported for @viewport.
+        ASSERT(resultMinWidth != ViewportArguments::ValueDeviceWidth);
+        ASSERT(resultMinWidth != ViewportArguments::ValueDeviceHeight);
+        ASSERT(resultMaxWidth != ViewportArguments::ValueDeviceWidth);
+        ASSERT(resultMaxWidth != ViewportArguments::ValueDeviceHeight);
+        ASSERT(resultMinHeight != ViewportArguments::ValueDeviceWidth);
+        ASSERT(resultMinHeight != ViewportArguments::ValueDeviceHeight);
+        ASSERT(resultMaxHeight != ViewportArguments::ValueDeviceWidth);
+        ASSERT(resultMaxHeight != ViewportArguments::ValueDeviceHeight);
 
         if (resultMinWidth != ViewportArguments::ValueAuto || resultMaxWidth != ViewportArguments::ValueAuto)
             resultWidth = compareIgnoringAuto(resultMinWidth, compareIgnoringAuto(resultMaxWidth, deviceSize.width(), min), max);
 
         if (resultMinHeight != ViewportArguments::ValueAuto || resultMaxHeight != ViewportArguments::ValueAuto)
             resultHeight = compareIgnoringAuto(resultMinHeight, compareIgnoringAuto(resultMaxHeight, deviceSize.height(), min), max);
 
         if (resultMinZoom != ViewportArguments::ValueAuto && resultMaxZoom != ViewportArguments::ValueAuto)
             resultMaxZoom = max(resultMinZoom, resultMaxZoom);
 
@@ skipping 272 matching lines @@
         message.replace("%replacement2", replacement2);
 
     if ((errorCode == UnrecognizedViewportArgumentValueError || errorCode == TruncatedViewportArgumentValueError) && replacement1.find(';') != WTF::notFound)
         message.append(" Note that ';' is not a separator in viewport values. The list should be comma-separated.");
 
     // FIXME: This message should be moved off the console once a solution to https://bugs.webkit.org/show_bug.cgi?id=103274 exists.
     document->addConsoleMessage(RenderingMessageSource, viewportErrorMessageLevel(errorCode), message);
 }
 
 } // namespace WebCore