testfiles/src/actions-svg-processing.cpp

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Unit tests migrated from cxxtest
   4  *
   5  * Authors:
   6  *   Martin Owens
   7  *
   8  * Copyright (C) 2024 Authors
   9  *
  10  * Released under GNU GPL v2+, read the file 'COPYING' for more information.
  11  */
  12
  13 #include <gtest/gtest.h>
  14
  15 #include <src/document.h>
  16 #include <src/inkscape.h>
  17 #include <src/object/sp-root.h>
  18 #include <src/object/sp-object.h>
  19
  20 using namespace Inkscape;
  21 using namespace Inkscape::XML;
  22 using namespace std::literals;
  23
  24 class ObjectLinksTest : public ::testing::Test {
  25 public:
  26     static void SetUpTestCase() {
  27         Inkscape::Application::create(false);
  28     }
  29
  30     void SetUp() override {
  31         constexpr auto docString = R"A(<?xml version="1.0" encoding="UTF-8" standalone="no"?>
  32 <svg width="62.256149mm" height="55.27673mm" viewBox="0 0 62.256149 55.27673" version="1.1" id="svg1" inkscape:version="1.3.2 (1:1.3.2+202311252150+091e20ef0f)" sodipodi:docname="g.svg" xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape" xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd" xmlns="http://www.w3.org/2000/svg" xmlns:svg="http://www.w3.org/2000/svg">
  33   <sodipodi:namedview id="namedview1" pagecolor="#ffffff" bordercolor="#000000" borderopacity="0.25" inkscape:showpageshadow="2" inkscape:pageopacity="0.0" inkscape:pagecheckerboard="0" inkscape:deskcolor="#d1d1d1" inkscape:document-units="mm" inkscape:zoom="2.7086912" inkscape:cx="246.79816" inkscape:cy="174.62308" inkscape:window-width="2560" inkscape:window-height="1295" inkscape:window-x="0" inkscape:window-y="32" inkscape:window-maximized="1" inkscape:current-layer="layer1" />
  34   <defs id="defs1">
  35     <clipPath clipPathUnits="userSpaceOnUse" id="clipPath2">
  36       <rect style="fill:#241f31;stroke-width:0.7;stroke-linejoin:round" id="rect3" width="61.610233" height="54.703255" x="16.41909" y="45.084824" transform="rotate(-18.396241)" />
  37     </clipPath>
  38     <clipPath clipPathUnits="userSpaceOnUse" id="clipPath5">
  39       <rect style="fill:#241f31;stroke-width:0.7;stroke-linejoin:round" id="rect6" width="61.610233" height="54.703255" x="16.41909" y="45.084824" transform="rotate(-18.396241)" />
  40     </clipPath>
  41   </defs>
  42   <g inkscape:label="Layer 1" inkscape:groupmode="layer" id="layer1" transform="translate(-31.562698,-31.792045)">
  43     <path id="rect1" clip-path="url(#clipPath2)" style="fill:#a51d2d;stroke-width:0.7;stroke-linejoin:round" transform="rotate(5.1388646)" d="M 36.865765,26.479748 H 98.475998 V 81.183002 H 36.865765 Z" />
  44     <path id="rect4" clip-path="url(#clipPath5)" style="fill:#a51d2d;stroke-width:0.7;stroke-linejoin:round" transform="rotate(-5.1388646)" d="M 36.865765,26.479748 H 98.475998 V 81.183002 H 36.865765 Z" />
  45     <path d="m 88.414007,34.281815 -27.684619,-2.48977 -27.05571,6.37429 -2.11098,23.47298 5.40432,22.93969 27.68461,2.48977 27.056229,-6.37429 2.11099,-23.47299 z" style="mix-blend-mode:difference;fill:#a51d2d;fill-opacity:1;stroke-width:0.7;stroke-linejoin:round" id="path5" />
  46     <g id="g14" transform="translate(-69.610709,-8.3331963)" style="fill:#f6f5f4">
  47       <g id="g9" transform="translate(-3.2234202,-4.2002143)" style="fill:#f6f5f4">
  48         <g id="g6" style="fill:#f6f5f4">
  49           <path id="path6" style="stroke-width:0.7;stroke-linejoin:round" d="m 128.36298,61.92614 a 3.9560158,4.1513743 0 0 1 -3.95601,4.151374 3.9560158,4.1513743 0 0 1 -3.95602,-4.151374 3.9560158,4.1513743 0 0 1 3.95602,-4.151375 3.9560158,4.1513743 0 0 1 3.95601,4.151375 z" />
  50           <path id="ellipse6" style="stroke-width:0.7;stroke-linejoin:round" d="m 150.73156,62.512215 a 3.9560158,4.1513743 0 0 1 -3.95602,4.151374 3.9560158,4.1513743 0 0 1 -3.95601,-4.151374 3.9560158,4.1513743 0 0 1 3.95601,-4.151375 3.9560158,4.1513743 0 0 1 3.95602,4.151375 z" />
  51         </g>
  52         <g id="g8" transform="translate(0.0976794,20.610354)" style="fill:#f6f5f4">
  53           <path id="ellipse7" style="stroke-width:0.7;stroke-linejoin:round" transform="scale(0.9)" d="m 128.36298,61.92614 a 3.9560158,4.1513743 0 0 1 -3.95601,4.151374 3.9560158,4.1513743 0 0 1 -3.95602,-4.151374 3.9560158,4.1513743 0 0 1 3.95602,-4.151375 3.9560158,4.1513743 0 0 1 3.95601,4.151375 z" />
  54           <path id="ellipse8" style="stroke-width:0.7;stroke-linejoin:round" transform="scale(1.1)" d="m 150.73156,62.512215 a 3.9560158,4.1513743 0 0 1 -3.95602,4.151374 3.9560158,4.1513743 0 0 1 -3.95601,-4.151374 3.9560158,4.1513743 0 0 1 3.95601,-4.151375 3.9560158,4.1513743 0 0 1 3.95602,4.151375 z" />
  55         </g>
  56       </g>
  57     </g>
  58   </g>
  59 </svg>)A"sv;
  60         doc = SPDocument::createNewDocFromMem(docString, false);
  61
  62         ASSERT_TRUE(doc);
  63         ASSERT_TRUE(doc->getRoot());
  64     }
  65
  66     std::vector<SPObject *> getObjects(std::vector<std::string> const &lst) {
  67         std::vector<SPObject *> ret;
  68         for (auto &id : lst) {
  69             ret.push_back(doc->getObjectById(id));
  70         }
  71         return ret;
  72     }
  73
  74     std::unique_ptr<SPDocument> doc;
  75 };
  76
  77 ::testing::AssertionResult RectNear(std::string expr1,
  78                                     std::string expr2,
  79                                     Geom::Rect val1,
  80                                     Geom::Rect val2,
  81                                     double abs_error = 0.01) {
  82
  83   double diff = 0;
  84   for (auto x = 0; x < 2; x++) {
  85       for (auto y = 0; y < 2; y++) {
  86           diff += fabs(val1[x][y] - val2[x][y]);
  87       }
  88   }
  89
  90   if (diff <= abs_error)
  91       return ::testing::AssertionSuccess();
  92
  93   return ::testing::AssertionFailure()
  94       << "The difference between " << expr1 << " and " << expr2
  95       << " is " << diff << ", which exceeds " << abs_error << ", where\n"
  96       << expr1 << " evaluates to " << val1 << ",\n"
  97       << expr2 << " evaluates to " << val2 << ".\n";
  98 }
  99
 100 TEST_F(ObjectLinksTest, removeTransforms)
 101 {
 102     doc->ensureUpToDate();
 103
 104     std::vector<std::string> watch = {"rect1", "rect4", "path5", "g14", "g9", "g6", "path6", "ellipse7", "g8"};
 105     std::map<std::string, Geom::Rect> boxes;
 106
 107     for (auto id : watch) {
 108         auto item = cast<SPItem>(doc->getObjectById(id));
 109         ASSERT_TRUE(item) << " item by id '" << id << "'";
 110         auto obox = item->documentGeometricBounds();
 111         ASSERT_TRUE(obox) << " item bounds '" << id << "'";
 112         boxes[id] = *obox;
 113     }
 114
 115     doc->getActionGroup()->activate_action("remove-all-transforms");
 116     doc->ensureUpToDate();
 117
 118     for (auto id : watch) {
 119         auto item = cast<SPItem>(doc->getObjectById(id));
 120         ASSERT_TRUE(item) << " item by id '" << id << "'";
 121         ASSERT_FALSE(item->getAttribute("transform")) << " item transform '" << id << "'";
 122         auto old_box = boxes[id];
 123         auto new_box = item->documentGeometricBounds();
 124         ASSERT_TRUE(new_box) << " item bounds '" << id << "'";
 125         EXPECT_TRUE(RectNear(id + ".old_box", id + ".new_box", old_box, *new_box, 0.01));
 126     }
 127 }