third_party/WebKit/Source/web/tests/LayoutGeometryMapTest.cpp

   1 /*
   2  * Copyright (C) 2014 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
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   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #include "config.h"
  32 #include "core/layout/LayoutGeometryMap.h"
  33
  34 #include "core/dom/Document.h"
  35 #include "core/layout/LayoutBox.h"
  36 #include "core/paint/DeprecatedPaintLayer.h"
  37 #include "platform/testing/URLTestHelpers.h"
  38 #include "public/platform/Platform.h"
  39 #include "public/platform/WebUnitTestSupport.h"
  40 #include "public/web/WebFrameClient.h"
  41 #include "web/WebLocalFrameImpl.h"
  42 #include "web/tests/FrameTestHelpers.h"
  43 #include <gtest/gtest.h>
  44
  45 namespace blink {
  46
  47 class MockWebFrameClient : public WebFrameClient {
  48 };
  49
  50 class LayoutGeometryMapTest : public testing::Test {
  51 public:
  52     LayoutGeometryMapTest()
  53         : m_baseURL("http://www.test.com/")
  54     {
  55     }
  56
  57     void TearDown() override
  58     {
  59         Platform::current()->unitTestSupport()->unregisterAllMockedURLs();
  60     }
  61
  62 protected:
  63     static LayoutBox* getFrameElement(const char* iframeName, WebView* webView, const WTF::AtomicString& elementId)
  64     {
  65         WebLocalFrameImpl* iframe = toWebLocalFrameImpl(webView->findFrameByName(WebString::fromUTF8(iframeName)));
  66         if (!iframe)
  67             return nullptr;
  68         LocalFrame* frame = iframe->frame();
  69         Document* doc = frame->document();
  70         Element* element = doc->getElementById(elementId);
  71         if (!element)
  72             return nullptr;
  73         return element->layoutBox();
  74     }
  75
  76     static LayoutBox* getLayoutBox(WebView* webView, const WTF::AtomicString& elementId)
  77     {
  78         WebViewImpl* webViewImpl = toWebViewImpl(webView);
  79         if (!webViewImpl)
  80             return nullptr;
  81         LocalFrame* frame = webViewImpl->mainFrameImpl()->frame();
  82         Document* doc = frame->document();
  83         Element* element = doc->getElementById(elementId);
  84         if (!element)
  85             return nullptr;
  86         return element->layoutBox();
  87     }
  88
  89     static const LayoutBoxModelObject* getLayoutContainer(WebView* webView, const WTF::AtomicString &elementId)
  90     {
  91         LayoutBox* rb = getLayoutBox(webView, elementId);
  92         if (!rb)
  93             return nullptr;
  94         DeprecatedPaintLayer* compositingLayer = rb->enclosingLayer()->enclosingLayerForPaintInvalidation();
  95         if (!compositingLayer)
  96             return nullptr;
  97         return compositingLayer->layoutObject();
  98     }
  99
 100     static const LayoutBoxModelObject* getFrameLayoutContainer(const char* frameId, WebView* webView, const WTF::AtomicString &elementId)
 101     {
 102         LayoutBox* rb = getFrameElement(frameId, webView, elementId);
 103         if (!rb)
 104             return nullptr;
 105         DeprecatedPaintLayer* compositingLayer = rb->enclosingLayer()->enclosingLayerForPaintInvalidation();
 106         if (!compositingLayer)
 107             return nullptr;
 108         return compositingLayer->layoutObject();
 109     }
 110
 111     static const FloatRect rectFromQuad(const FloatQuad& quad)
 112     {
 113         FloatRect rect;
 114         rect.setX(std::min(quad.p1().x(), std::min(quad.p2().x(), std::min(quad.p3().x(), quad.p4().x()))));
 115         rect.setY(std::min(quad.p1().y(), std::min(quad.p2().y(), std::min(quad.p3().y(), quad.p4().y()))));
 116
 117         rect.setWidth(std::max(quad.p1().x(), std::max(quad.p2().x(), std::max(quad.p3().x(), quad.p4().x()))) - rect.x());
 118         rect.setHeight(std::max(quad.p1().y(), std::max(quad.p2().y(), std::max(quad.p3().y(), quad.p4().y()))) - rect.y());
 119         return rect;
 120     }
 121
 122     void registerMockedHttpURLLoad(const std::string& fileName)
 123     {
 124         URLTestHelpers::registerMockedURLFromBaseURL(WebString::fromUTF8(m_baseURL.c_str()), WebString::fromUTF8(fileName.c_str()));
 125     }
 126
 127     const std::string m_baseURL;
 128     MockWebFrameClient m_mockWebViewClient;
 129 };
 130
 131 TEST_F(LayoutGeometryMapTest, SimpleGeometryMapTest)
 132 {
 133     registerMockedHttpURLLoad("rgm_test.html");
 134     FrameTestHelpers::WebViewHelper webViewHelper;
 135     WebView* webView = webViewHelper.initializeAndLoad(m_baseURL + "rgm_test.html", true, 0, 0);
 136     webView->resize(WebSize(1000, 1000));
 137     webView->layout();
 138
 139     // We are going test everything twice. Once with FloatPoints and once with
 140     // FloatRects. This is because LayoutGeometryMap treats both slightly
 141     // differently
 142     LayoutGeometryMap rgm;
 143     rgm.pushMappingsToAncestor(getLayoutBox(webView, "InitialDiv"), 0);
 144     FloatPoint point;
 145     FloatRect rect(0.0f, 0.0f, 1.0f, 2.0f);
 146     EXPECT_EQ(FloatPoint(8.0f, 8.0f), rgm.mapToContainer(point, nullptr));
 147     EXPECT_EQ(FloatQuad(FloatRect(8.0f, 8.0f, 1.0f, 2.0f)), rgm.mapToContainer(rect, nullptr));
 148
 149     rgm.popMappingsToAncestor(static_cast<DeprecatedPaintLayer*>(nullptr));
 150     EXPECT_EQ(FloatPoint(0.0f, 0.0f), rgm.mapToContainer(point, nullptr));
 151     EXPECT_EQ(FloatQuad(FloatRect(0.0f, 0.0f, 1.0f, 2.0f)), rgm.mapToContainer(rect, nullptr));
 152
 153     rgm.pushMappingsToAncestor(getLayoutBox(webView, "InnerDiv"), 0);
 154     EXPECT_EQ(FloatPoint(21.0f, 6.0f), rgm.mapToContainer(point, getLayoutBox(webView, "CenterDiv")));
 155     EXPECT_EQ(FloatQuad(FloatRect(21.0f, 6.0f, 1.0f, 2.0f)), rgm.mapToContainer(rect, getLayoutBox(webView, "CenterDiv")));
 156
 157     rgm.pushMappingsToAncestor(getLayoutBox(webView, "OtherDiv"), getLayoutBox(webView, "InnerDiv"));
 158     EXPECT_EQ(FloatPoint(22.0f, 12.0f), rgm.mapToContainer(point, getLayoutBox(webView, "CenterDiv")));
 159     EXPECT_EQ(FloatQuad(FloatRect(22.0f, 12.0f, 1.0f, 2.0f)), rgm.mapToContainer(rect, getLayoutBox(webView, "CenterDiv")));
 160
 161     EXPECT_EQ(FloatPoint(1.0f, 6.0f), rgm.mapToContainer(point, getLayoutBox(webView, "InnerDiv")));
 162     EXPECT_EQ(FloatQuad(FloatRect(1.0f, 6.0f, 1.0f, 2.0f)), rgm.mapToContainer(rect, getLayoutBox(webView, "InnerDiv")));
 163
 164     EXPECT_EQ(FloatPoint(50.0f, 44.0f), rgm.mapToContainer(point, nullptr));
 165     EXPECT_EQ(FloatQuad(FloatRect(50.0f, 44.0f, 1.0f, 2.0f)), rgm.mapToContainer(rect, nullptr));
 166 }
 167
 168 // Fails on Windows due to crbug.com/391457. When run through the transform the
 169 // position on windows differs by a pixel
 170 #if OS(WIN)
 171 TEST_F(LayoutGeometryMapTest, DISABLED_TransformedGeometryTest)
 172 #else
 173 TEST_F(LayoutGeometryMapTest, TransformedGeometryTest)
 174 #endif
 175 {
 176     registerMockedHttpURLLoad("rgm_transformed_test.html");
 177     FrameTestHelpers::WebViewHelper webViewHelper;
 178     WebView* webView = webViewHelper.initializeAndLoad(m_baseURL + "rgm_transformed_test.html", true, 0, 0);
 179     webView->resize(WebSize(1000, 1000));
 180     webView->layout();
 181
 182     LayoutGeometryMap rgm;
 183     rgm.pushMappingsToAncestor(getLayoutBox(webView, "InitialDiv"), 0);
 184     FloatPoint point;
 185     const float rectWidth = 15.0f;
 186     const float scaleWidth = 2.0f;
 187     const float scaleHeight = 3.0f;
 188     FloatRect rect(0.0f, 0.0f, 15.0f, 25.0f);
 189     EXPECT_EQ(FloatPoint(8.0f, 8.0f), rgm.mapToContainer(point, nullptr));
 190     EXPECT_EQ(FloatQuad(FloatRect(8.0f, 8.0f, 15.0f, 25.0f)), rgm.mapToContainer(rect, nullptr));
 191
 192     rgm.popMappingsToAncestor(static_cast<DeprecatedPaintLayer*>(nullptr));
 193     EXPECT_EQ(FloatPoint(0.0f, 0.0f), rgm.mapToContainer(point, nullptr));
 194     EXPECT_EQ(FloatQuad(FloatRect(0.0f, 0.0f, 15.0f, 25.0f)).boundingBox(), rgm.mapToContainer(rect, nullptr).boundingBox());
 195
 196     rgm.pushMappingsToAncestor(getLayoutBox(webView, "InnerDiv"), 0);
 197     EXPECT_EQ(FloatPoint(523.0f, 6.0f), rgm.mapToContainer(point, getLayoutBox(webView, "CenterDiv")));
 198     EXPECT_EQ(FloatQuad(FloatRect(523.0f - rectWidth, 6.0f, 15.0f, 25.0f)).boundingBox(), rgm.mapToContainer(rect, getLayoutBox(webView, "CenterDiv")).boundingBox());
 199
 200     rgm.pushMappingsToAncestor(getLayoutBox(webView, "OtherDiv"), getLayoutBox(webView, "InnerDiv"));
 201     EXPECT_EQ(FloatPoint(522.0f, 12.0f), rgm.mapToContainer(point, getLayoutBox(webView, "CenterDiv")));
 202     EXPECT_EQ(FloatQuad(FloatRect(522.0f - rectWidth, 12.0f, 15.0f, 25.0f)).boundingBox(), rgm.mapToContainer(rect, getLayoutBox(webView, "CenterDiv")).boundingBox());
 203
 204     EXPECT_EQ(FloatPoint(1.0f, 6.0f), rgm.mapToContainer(point, getLayoutBox(webView, "InnerDiv")));
 205     EXPECT_EQ(FloatQuad(FloatRect(1.0f, 6.0f, 15.0f, 25.0f)).boundingBox(), rgm.mapToContainer(rect, getLayoutBox(webView, "InnerDiv")).boundingBox());
 206
 207     EXPECT_EQ(FloatPoint(821.0f, 31.0f), rgm.mapToContainer(point, nullptr));
 208     EXPECT_EQ(FloatQuad(FloatRect(821.0f - rectWidth * scaleWidth, 31.0f, 15.0f * scaleWidth, 25.0f * scaleHeight)).boundingBox(), rgm.mapToContainer(rect, nullptr).boundingBox());
 209
 210     point = FloatPoint(10.0f, 25.0f);
 211     rect = FloatRect(10.0f, 25.0f, 15.0f, 25.0f);
 212     EXPECT_EQ(FloatPoint(512.0f, 37.0f), rgm.mapToContainer(point, getLayoutBox(webView, "CenterDiv")));
 213     EXPECT_EQ(FloatQuad(FloatRect(512.0f - rectWidth, 37.0f, 15.0f, 25.0f)).boundingBox(), rgm.mapToContainer(rect, getLayoutBox(webView, "CenterDiv")).boundingBox());
 214
 215     EXPECT_EQ(FloatPoint(11.0f, 31.0f), rgm.mapToContainer(point, getLayoutBox(webView, "InnerDiv")));
 216     EXPECT_EQ(FloatQuad(FloatRect(11.0f, 31.0f, 15.0f, 25.0f)).boundingBox(), rgm.mapToContainer(rect, getLayoutBox(webView, "InnerDiv")).boundingBox());
 217
 218     EXPECT_EQ(FloatPoint(801.0f, 106.0f), rgm.mapToContainer(point, nullptr));
 219     EXPECT_EQ(FloatQuad(FloatRect(801.0f - rectWidth * scaleWidth, 106.0f, 15.0f * scaleWidth, 25.0f * scaleHeight)).boundingBox(), rgm.mapToContainer(rect, nullptr).boundingBox());
 220 }
 221
 222 TEST_F(LayoutGeometryMapTest, FixedGeometryTest)
 223 {
 224     registerMockedHttpURLLoad("rgm_fixed_position_test.html");
 225     FrameTestHelpers::WebViewHelper webViewHelper;
 226     WebView* webView = webViewHelper.initializeAndLoad(m_baseURL + "rgm_fixed_position_test.html", true, 0, 0);
 227     webView->resize(WebSize(1000, 1000));
 228     webView->layout();
 229
 230     LayoutGeometryMap rgm;
 231     rgm.pushMappingsToAncestor(getLayoutBox(webView, "InitialDiv"), 0);
 232     FloatPoint point;
 233     FloatRect rect(0.0f, 0.0f, 15.0f, 25.0f);
 234     EXPECT_EQ(FloatPoint(8.0f, 8.0f), rgm.mapToContainer(point, nullptr));
 235     EXPECT_EQ(FloatQuad(FloatRect(8.0f, 8.0f, 15.0f, 25.0f)), rgm.mapToContainer(rect, nullptr));
 236
 237     rgm.popMappingsToAncestor(static_cast<DeprecatedPaintLayer*>(nullptr));
 238     EXPECT_EQ(FloatPoint(0.0f, 0.0f), rgm.mapToContainer(point, nullptr));
 239     EXPECT_EQ(FloatQuad(FloatRect(0.0f, 0.0f, 15.0f, 25.0f)), rgm.mapToContainer(rect, nullptr));
 240
 241     rgm.pushMappingsToAncestor(getLayoutBox(webView, "InnerDiv"), 0);
 242     EXPECT_EQ(FloatPoint(20.0f, 14.0f), rgm.mapToContainer(point, getLayoutContainer(webView, "CenterDiv")));
 243     EXPECT_EQ(FloatQuad(FloatRect(20.0f, 14.0f, 15.0f, 25.0f)), rgm.mapToContainer(rect, nullptr));
 244
 245     rgm.pushMappingsToAncestor(getLayoutBox(webView, "OtherDiv"), getLayoutBox(webView, "InnerDiv"));
 246     EXPECT_EQ(FloatPoint(21.0f, 20.0f), rgm.mapToContainer(point, getLayoutContainer(webView, "CenterDiv")));
 247     EXPECT_EQ(FloatQuad(FloatRect(21.0f, 20.0f, 15.0f, 25.0f)), rgm.mapToContainer(rect, getLayoutContainer(webView, "CenterDiv")));
 248
 249     EXPECT_EQ(FloatPoint(21.0f, 20.0f), rgm.mapToContainer(point, getLayoutContainer(webView, "InnerDiv")));
 250     EXPECT_EQ(FloatPoint(21.0f, 20.0f), rgm.mapToContainer(point, nullptr));
 251
 252     point = FloatPoint(10.0f, 25.0f);
 253     rect = FloatRect(22.0f, 15.2f, 15.3f, 0.0f);
 254     EXPECT_EQ(FloatQuad(FloatRect(43.0f, 35.2f, 15.3f, 0.0f)), rgm.mapToContainer(rect, getLayoutContainer(webView, "CenterDiv")));
 255
 256     EXPECT_EQ(FloatPoint(31.0f, 45.0f), rgm.mapToContainer(point, getLayoutContainer(webView, "InnerDiv")));
 257     EXPECT_EQ(FloatQuad(FloatRect(43.0f, 35.2f, 15.3f, 0.0f)), rgm.mapToContainer(rect, getLayoutContainer(webView, "InnerDiv")));
 258
 259     EXPECT_EQ(FloatPoint(31.0f, 45.0f), rgm.mapToContainer(point, nullptr));
 260     EXPECT_EQ(FloatQuad(FloatRect(43.0f, 35.2f, 15.3f, 0.0f)), rgm.mapToContainer(rect, nullptr));
 261 }
 262
 263 TEST_F(LayoutGeometryMapTest, IframeTest)
 264 {
 265     registerMockedHttpURLLoad("rgm_iframe_test.html");
 266     registerMockedHttpURLLoad("rgm_test.html");
 267     FrameTestHelpers::WebViewHelper webViewHelper;
 268     WebView* webView = webViewHelper.initializeAndLoad(m_baseURL + "rgm_iframe_test.html", true, 0, 0);
 269     webView->resize(WebSize(1000, 1000));
 270     webView->layout();
 271
 272     LayoutGeometryMap rgm(TraverseDocumentBoundaries);
 273     LayoutGeometryMap rgmNoFrame;
 274
 275     rgmNoFrame.pushMappingsToAncestor(getFrameElement("test_frame", webView, "InitialDiv"), 0);
 276     rgm.pushMappingsToAncestor(getFrameElement("test_frame", webView, "InitialDiv"), 0);
 277     FloatPoint point;
 278     FloatRect rect(0.0f, 0.0f, 1.0f, 2.0f);
 279
 280     EXPECT_EQ(FloatPoint(8.0f, 8.0f), rgmNoFrame.mapToContainer(point, nullptr));
 281     EXPECT_EQ(FloatQuad(FloatRect(8.0f, 8.0f, 1.0f, 2.0f)), rgmNoFrame.mapToContainer(rect, nullptr));
 282
 283     // Our initial rect looks like: (0, 0, 1, 2)
 284     //        p0_____
 285     //          |   |
 286     //          |   |
 287     //          |   |
 288     //          |___|
 289     // When we rotate we get a rect of the form:
 290     //         p0_
 291     //          / -_
 292     //         /   /
 293     //        /   /
 294     //         -_/
 295     // So it is sensible that the minimum y is the same as for a point at 0, 0.
 296     // The minimum x should be p0.x - 2 * sin(30deg) = p0.x - 1.
 297     // That maximum x should likewise be p0.x + cos(30deg) = p0.x + 0.866.
 298     // And the maximum y should be p0.x + sin(30deg) + 2*cos(30deg)
 299     //      = p0.y + 2.232.
 300     EXPECT_NEAR(70.5244f, rgm.mapToContainer(point, nullptr).x(), 0.0001f);
 301     EXPECT_NEAR(-44.0237f, rgm.mapToContainer(point, nullptr).y(), 0.0001f);
 302     EXPECT_NEAR(69.5244f, rectFromQuad(rgm.mapToContainer(rect, nullptr)).x(), 0.0001f);
 303     EXPECT_NEAR(-44.0237, rectFromQuad(rgm.mapToContainer(rect, nullptr)).y(), 0.0001f);
 304     EXPECT_NEAR(1.866, rectFromQuad(rgm.mapToContainer(rect, nullptr)).width(), 0.0001f);
 305     EXPECT_NEAR(2.232, rectFromQuad(rgm.mapToContainer(rect, nullptr)).height(), 0.0001f);
 306
 307     rgm.popMappingsToAncestor(static_cast<DeprecatedPaintLayer*>(nullptr));
 308     rgmNoFrame.popMappingsToAncestor(static_cast<DeprecatedPaintLayer*>(nullptr));
 309     EXPECT_EQ(FloatPoint(0.0f, 0.0f), rgm.mapToContainer(point, nullptr));
 310     EXPECT_EQ(FloatPoint(0.0f, 0.0f), rgmNoFrame.mapToContainer(point, nullptr));
 311
 312     rgm.pushMappingsToAncestor(getFrameElement("test_frame", webView, "InnerDiv"), 0);
 313     rgmNoFrame.pushMappingsToAncestor(getFrameElement("test_frame", webView, "InnerDiv"), 0);
 314     EXPECT_EQ(FloatPoint(21.0f, 6.0f), rgm.mapToContainer(point, getFrameLayoutContainer("test_frame", webView, "CenterDiv")));
 315     EXPECT_EQ(FloatQuad(FloatRect(21.0f, 6.0f, 1.0f, 2.0f)), rgm.mapToContainer(rect, getFrameLayoutContainer("test_frame", webView, "CenterDiv")));
 316     EXPECT_EQ(FloatPoint(21.0f, 6.0f), rgmNoFrame.mapToContainer(point, getFrameLayoutContainer("test_frame", webView, "CenterDiv")));
 317     EXPECT_EQ(FloatQuad(FloatRect(21.0f, 6.0f, 1.0f, 2.0f)), rgmNoFrame.mapToContainer(rect, getFrameLayoutContainer("test_frame", webView, "CenterDiv")));
 318
 319     rgm.pushMappingsToAncestor(getFrameElement("test_frame", webView, "OtherDiv"), getFrameLayoutContainer("test_frame", webView, "InnerDiv"));
 320     rgmNoFrame.pushMappingsToAncestor(getFrameElement("test_frame", webView, "OtherDiv"), getFrameLayoutContainer("test_frame", webView, "InnerDiv"));
 321     EXPECT_EQ(FloatPoint(22.0f, 12.0f), rgm.mapToContainer(point, getFrameLayoutContainer("test_frame", webView, "CenterDiv")));
 322     EXPECT_EQ(FloatQuad(FloatRect(22.0f, 12.0f, 1.0f, 2.0f)), rgm.mapToContainer(rect, getFrameLayoutContainer("test_frame", webView, "CenterDiv")));
 323     EXPECT_EQ(FloatPoint(22.0f, 12.0f), rgmNoFrame.mapToContainer(point, getFrameLayoutContainer("test_frame", webView, "CenterDiv")));
 324     EXPECT_EQ(FloatQuad(FloatRect(22.0f, 12.0f, 1.0f, 2.0f)), rgmNoFrame.mapToContainer(rect, getFrameLayoutContainer("test_frame", webView, "CenterDiv")));
 325
 326     EXPECT_EQ(FloatPoint(1.0f, 6.0f), rgm.mapToContainer(point, getFrameLayoutContainer("test_frame", webView, "InnerDiv")));
 327     EXPECT_EQ(FloatQuad(FloatRect(1.0f, 6.0f, 1.0f, 2.0f)), rgm.mapToContainer(rect, getFrameLayoutContainer("test_frame", webView, "InnerDiv")));
 328     EXPECT_EQ(FloatPoint(1.0f, 6.0f), rgmNoFrame.mapToContainer(point, getFrameLayoutContainer("test_frame", webView, "InnerDiv")));
 329     EXPECT_EQ(FloatQuad(FloatRect(1.0f, 6.0f, 1.0f, 2.0f)), rgmNoFrame.mapToContainer(rect, getFrameLayoutContainer("test_frame", webView, "InnerDiv")));
 330
 331     EXPECT_NEAR(88.8975f, rgm.mapToContainer(point, nullptr).x(), 0.0001f);
 332     EXPECT_NEAR(8.1532f, rgm.mapToContainer(point, nullptr).y(), 0.0001f);
 333     EXPECT_NEAR(87.8975f, rectFromQuad(rgm.mapToContainer(rect, nullptr)).x(), 0.0001f);
 334     EXPECT_NEAR(8.1532f, rectFromQuad(rgm.mapToContainer(rect, nullptr)).y(), 0.0001f);
 335     EXPECT_NEAR(1.866, rectFromQuad(rgm.mapToContainer(rect, nullptr)).width(), 0.0001f);
 336     EXPECT_NEAR(2.232, rectFromQuad(rgm.mapToContainer(rect, nullptr)).height(), 0.0001f);
 337
 338     EXPECT_EQ(FloatPoint(50.0f, 44.0f), rgmNoFrame.mapToContainer(point, nullptr));
 339     EXPECT_EQ(FloatQuad(FloatRect(50.0f, 44.0f, 1.0f, 2.0f)), rgmNoFrame.mapToContainer(rect, nullptr));
 340 }
 341
 342 TEST_F(LayoutGeometryMapTest, ColumnTest)
 343 {
 344     registerMockedHttpURLLoad("rgm_column_test.html");
 345     FrameTestHelpers::WebViewHelper webViewHelper;
 346     WebView* webView = webViewHelper.initializeAndLoad(m_baseURL + "rgm_column_test.html", true, 0, 0);
 347     webView->resize(WebSize(1000, 1000));
 348     webView->layout();
 349
 350     // The document is 1000f wide (we resized to that size).
 351     // We have a 8px margin on either side of the document.
 352     // Between each column we have a 10px gap, and we have 3 columns.
 353     // The width of a given column is (1000 - 16 - 20)/3.
 354     // The total offset between any column and it's neighbour is width + 10px
 355     // (for the gap).
 356     float offset = (1000.0f - 16.0f - 20.0f) / 3.0f + 10.0f;
 357
 358     LayoutGeometryMap rgm;
 359     rgm.pushMappingsToAncestor(getLayoutBox(webView, "A"), 0);
 360     FloatPoint point;
 361     FloatRect rect(0.0f, 0.0f, 5.0f, 3.0f);
 362
 363     EXPECT_EQ(FloatPoint(8.0f, 8.0f), rgm.mapToContainer(point, nullptr));
 364     EXPECT_EQ(FloatQuad(FloatRect(8.0f, 8.0f, 5.0f, 3.0f)), rgm.mapToContainer(rect, nullptr));
 365
 366     rgm.popMappingsToAncestor(static_cast<DeprecatedPaintLayer*>(nullptr));
 367     EXPECT_EQ(FloatPoint(0.0f, 0.0f), rgm.mapToContainer(point, nullptr));
 368     EXPECT_EQ(FloatQuad(FloatRect(0.0f, 0.0f, 5.0f, 3.0f)), rgm.mapToContainer(rect, nullptr));
 369
 370     rgm.pushMappingsToAncestor(getLayoutBox(webView, "Col1"), 0);
 371     EXPECT_EQ(FloatPoint(8.0f, 8.0f), rgm.mapToContainer(point, nullptr));
 372     EXPECT_EQ(FloatQuad(FloatRect(8.0f, 8.0f, 5.0f, 3.0f)), rgm.mapToContainer(rect, nullptr));
 373
 374     rgm.popMappingsToAncestor(static_cast<DeprecatedPaintLayer*>(nullptr));
 375     rgm.pushMappingsToAncestor(getLayoutBox(webView, "Col2"), nullptr);
 376     EXPECT_NEAR(8.0f + offset, rgm.mapToContainer(point, nullptr).x(), 0.1f);
 377     EXPECT_NEAR(8.0f, rgm.mapToContainer(point, nullptr).y(), 0.1f);
 378     EXPECT_NEAR(8.0f + offset, rectFromQuad(rgm.mapToContainer(rect, nullptr)).x(), 0.1f);
 379     EXPECT_NEAR(8.0f, rectFromQuad(rgm.mapToContainer(rect, nullptr)).y(), 0.1f);
 380     EXPECT_EQ(5.0f, rectFromQuad(rgm.mapToContainer(rect, nullptr)).width());
 381     EXPECT_EQ(3.0f, rectFromQuad(rgm.mapToContainer(rect, nullptr)).height());
 382
 383     rgm.popMappingsToAncestor(static_cast<DeprecatedPaintLayer*>(nullptr));
 384     rgm.pushMappingsToAncestor(getLayoutBox(webView, "Col3"), nullptr);
 385     EXPECT_NEAR(8.0f + offset * 2.0f, rgm.mapToContainer(point, nullptr).x(), 0.1f);
 386     EXPECT_NEAR(8.0f, rgm.mapToContainer(point, nullptr).y(), 0.1f);
 387     EXPECT_NEAR(8.0f + offset * 2.0f, rectFromQuad(rgm.mapToContainer(rect, nullptr)).x(), 0.1f);
 388     EXPECT_NEAR(8.0f, rectFromQuad(rgm.mapToContainer(rect, nullptr)).y(), 0.1f);
 389     EXPECT_EQ(5.0f, rectFromQuad(rgm.mapToContainer(rect, nullptr)).width());
 390     EXPECT_EQ(3.0f, rectFromQuad(rgm.mapToContainer(rect, nullptr)).height());
 391
 392 }
 393
 394 } // namespace blink