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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Unit tests migrated from cxxtest
*
* Authors:
* Adrian Boguszewski
*
* Copyright (C) 2018 Authors
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#include <gtest/gtest.h>
#include <doc-per-case-test.h>
#include <src/object/sp-root.h>
#include <src/object/sp-path.h>
using namespace Inkscape;
using namespace Inkscape::XML;
class ObjectTest: public DocPerCaseTest {
public:
ObjectTest() {
// Sample document
// svg:svg
// svg:defs
// svg:path
// svg:linearGradient
// svg:stop
// svg:filter
// svg:feGaussianBlur (feel free to implement for other filters)
// svg:clipPath
// svg:rect
// svg:g
// svg:use
// svg:circle
// svg:ellipse
// svg:text
// svg:polygon
// svg:polyline
// svg:image
// svg:line
char const *docString = R"A(
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<!-- just a comment -->
<title id="title">SVG test</title>
<defs>
<path id="P" d="M -21,-4 -5,0 -18,12 -3,4 -4,21 0,5 12,17 4,2 21,3 5,-1 17,-12 2,-4 3,-21 -1,-5 -12,-18 -4,-3z"/>
<linearGradient id="LG" x1="0%" y1="0%" x2="100%" y2="0%">
<stop offset="0%" style="stop-color:#ffff00;stop-opacity:1"/>
<stop offset="100%" style="stop-color:red;stop-opacity:1"/>
</linearGradient>
<clipPath id="clip" clipPathUnits="userSpaceOnUse">
<rect x="10" y="10" width="100" height="100"/>
</clipPath>
<filter style="color-interpolation-filters:sRGB" id="filter" x="-0.15" width="1.34" y="0" height="1">
<feGaussianBlur stdDeviation="4.26"/>
</filter>
</defs>
<g id="G" transform="skewX(10.5) translate(9,5)">
<use id="U" xlink:href="#P" opacity="0.5" fill="#1dace3" transform="rotate(4)"/>
<circle id="C" cx="45.5" cy="67" r="23" fill="#000"/>
<ellipse id="E" cx="200" cy="70" rx="85" ry="55" fill="url(#LG)"/>
<text id="T" fill="#fff" style="font-size:45;font-family:Verdana" x="150" y="86">TEST</text>
<polygon id="PG" points="60,20 100,40 100,80 60,100 20,80 20,40" clip-path="url(#clip)" filter="url(#filter)"/>
<polyline id="PL" points="0,40 40,40 40,80 80,80 80,120 120,120 120,160" style="fill:none;stroke:red;stroke-width:4"/>
<image id="I" xlink:href="data:image/svg+xml;base64,PHN2ZyBoZWlnaHQ9IjE4MCIgd2lkdGg9IjUwMCI+PHBhdGggZD0iTTAsNDAgNDAsNDAgNDAsODAgODAsODAgODAsMTIwIDEyMCwxMjAgMTIwLDE2MCIgc3R5bGU9ImZpbGw6d2hpdGU7c3Ryb2tlOnJlZDtzdHJva2Utd2lkdGg6NCIvPjwvc3ZnPgo="/>
<line id="L" x1="20" y1="100" x2="100" y2="20" stroke="black" stroke-width="2"/>
</g>
</svg>
)A";
doc.reset(SPDocument::createNewDocFromMem(docString, static_cast<int>(strlen(docString)), false));
}
~ObjectTest() override = default;
std::unique_ptr<SPDocument> doc;
};
TEST_F(ObjectTest, Clones) {
ASSERT_TRUE(doc != nullptr);
ASSERT_TRUE(doc->getRoot() != nullptr);
SPRoot *root = doc->getRoot();
ASSERT_TRUE(root->getRepr() != nullptr);
ASSERT_TRUE(root->hasChildren());
auto path = cast<SPPath>(doc->getObjectById("P"));
ASSERT_TRUE(path != nullptr);
Node *node = path->getRepr();
ASSERT_TRUE(node != nullptr);
Document *xml_doc = node->document();
ASSERT_TRUE(xml_doc != nullptr);
Node *parent = node->parent();
ASSERT_TRUE(parent != nullptr);
const size_t num_clones = 1000;
std::string href = std::string("#") + std::string(path->getId());
std::vector<Node *> clones(num_clones, nullptr);
// Create num_clones clones of this path and stick them in the document
for (size_t i = 0; i < num_clones; ++i) {
Node *clone = xml_doc->createElement("svg:use");
Inkscape::GC::release(clone);
clone->setAttribute("xlink:href", href);
parent->addChild(clone, node);
clones[i] = clone;
}
// Remove those clones
for (size_t i = 0; i < num_clones; ++i) {
parent->removeChild(clones[i]);
}
}
TEST_F(ObjectTest, Grouping) {
ASSERT_TRUE(doc != nullptr);
ASSERT_TRUE(doc->getRoot() != nullptr);
SPRoot *root = doc->getRoot();
ASSERT_TRUE(root->getRepr() != nullptr);
ASSERT_TRUE(root->hasChildren());
auto group = cast<SPGroup>(doc->getObjectById("G"));
ASSERT_TRUE(group != nullptr);
Node *node = group->getRepr();
ASSERT_TRUE(node != nullptr);
Document *xml_doc = node->document();
ASSERT_TRUE(xml_doc != nullptr);
const size_t num_elements = 1000;
Node *new_group = xml_doc->createElement("svg:g");
Inkscape::GC::release(new_group);
node->addChild(new_group, nullptr);
std::vector<Node *> elements(num_elements, nullptr);
for (size_t i = 0; i < num_elements; ++i) {
Node *circle = xml_doc->createElement("svg:circle");
Inkscape::GC::release(circle);
circle->setAttribute("cx", "2048");
circle->setAttribute("cy", "1024");
circle->setAttribute("r", "1.5");
new_group->addChild(circle, nullptr);
elements[i] = circle;
}
auto n_group = cast<SPGroup>(group->get_child_by_repr(new_group));
ASSERT_TRUE(n_group != nullptr);
std::vector<SPItem*> ch;
sp_item_group_ungroup(n_group, ch);
// Remove those elements
for (size_t i = 0; i < num_elements; ++i) {
elements[i]->parent()->removeChild(elements[i]);
}
}
TEST_F(ObjectTest, Objects) {
ASSERT_TRUE(doc != nullptr);
ASSERT_TRUE(doc->getRoot() != nullptr);
SPRoot *root = doc->getRoot();
ASSERT_TRUE(root->getRepr() != nullptr);
ASSERT_TRUE(root->hasChildren());
auto path = cast<SPPath>(doc->getObjectById("P"));
ASSERT_TRUE(path != nullptr);
// Test parent behavior
SPObject *child = root->firstChild();
ASSERT_TRUE(child != nullptr);
EXPECT_EQ(root, child->parent);
EXPECT_EQ(doc.get(), child->document);
EXPECT_TRUE(root->isAncestorOf(child));
// Test list behavior
SPObject *next = child->getNext();
SPObject *prev = next;
EXPECT_EQ(child, next->getPrev());
prev = next;
next = next->getNext();
while (next != nullptr) {
// Walk the list
EXPECT_EQ(prev, next->getPrev());
prev = next;
next = next->getNext();
}
// Test hrefcount
EXPECT_TRUE(path->isReferenced());
}
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