1 files changed, 97 insertions, 0 deletions
diff --git a/Tools/TestWebKitAPI/Tests/WebKit2/NewFirstVisuallyNonEmptyLayoutFrames.cpp b/Tools/TestWebKitAPI/Tests/WebKit2/NewFirstVisuallyNonEmptyLayoutFrames.cpp
new file mode 100644
index 000000000..c7b24680e
--- /dev/null
+++ b/Tools/TestWebKitAPI/Tests/WebKit2/NewFirstVisuallyNonEmptyLayoutFrames.cpp
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2012 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#if WK_HAVE_C_SPI
+
+#include "PlatformUtilities.h"
+#include "PlatformWebView.h"
+#include "Test.h"
+#include <WebKit/WKContextPrivate.h>
+#include <WebKit/WKRetainPtr.h>
+
+namespace TestWebKitAPI {
+
+static bool didHitRelevantRepaintedObjectsAreaThresholdMoreThanOnce;
+static unsigned didHitRelevantRepaintedObjectsAreaThresholdCounter;
+static bool test1Done;
+static bool test2Done;
+    
+static void didForceRepaint(WKErrorRef error, void*)
+{
+    EXPECT_NULL(error);
+    test2Done = true;
+}
+
+static void didFinishLoadForFrame(WKPageRef page, WKFrameRef frame, WKTypeRef userData, const void* clientInfo)
+{
+    test1Done = true;
+    WKPageForceRepaint(page, 0, didForceRepaint);
+}
+
+static void didLayout(WKPageRef, WKLayoutMilestones type, WKTypeRef, const void *)
+{
+    if (type != kWKDidHitRelevantRepaintedObjectsAreaThreshold)
+        return;
+
+    ++didHitRelevantRepaintedObjectsAreaThresholdCounter;
+    if (didHitRelevantRepaintedObjectsAreaThresholdCounter > 1)
+        didHitRelevantRepaintedObjectsAreaThresholdMoreThanOnce = true;
+}
+
+static void setPageLoaderClient(WKPageRef page)
+{
+    WKPageLoaderClientV3 loaderClient;
+    memset(&loaderClient, 0, sizeof(loaderClient));
+
+    loaderClient.base.version = 3;
+    loaderClient.didFinishLoadForFrame = didFinishLoadForFrame;
+    loaderClient.didLayout = didLayout;
+
+    WKPageSetPageLoaderClient(page, &loaderClient.base);
+}
+
+TEST(WebKit2, NewFirstVisuallyNonEmptyLayoutFrames)
+{
+    didHitRelevantRepaintedObjectsAreaThresholdCounter = 0;
+    WKRetainPtr<WKContextRef> context(AdoptWK, Util::createContextForInjectedBundleTest("NewFirstVisuallyNonEmptyLayoutFramesTest"));
+
+    PlatformWebView webView(context.get());
+    setPageLoaderClient(webView.page());
+
+    WKPageLoadURL(webView.page(), adoptWK(Util::createURLForResource("lots-of-iframes", "html")).get());
+
+    Util::run(&test1Done);
+    Util::run(&test2Done);
+
+    // By the time the forced repaint has finished, the counter would have been hit 
+    // if it was sized reasonably for the page.
+    EXPECT_FALSE(didHitRelevantRepaintedObjectsAreaThresholdMoreThanOnce);
+}
+
+} // namespace TestWebKitAPI
+
+#endif