tests/auto/qtquick2/qdeclarativepath/tst_qdeclarativepath.cpp

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  41
  42 #include <QtTest/QtTest>
  43 #include <QtDeclarative/qdeclarativeengine.h>
  44 #include <QtDeclarative/qdeclarativecomponent.h>
  45 #include <QtQuick/private/qdeclarativepath_p.h>
  46
  47 #include "../../shared/util.h"
  48
  49 class tst_QDeclarativePath : public QDeclarativeDataTest
  50 {
  51     Q_OBJECT
  52 public:
  53     tst_QDeclarativePath() {}
  54
  55 private slots:
  56     void arc();
  57     void catmullromCurve();
  58     void closedCatmullromCurve();
  59     void svg();
  60 };
  61
  62 void tst_QDeclarativePath::arc()
  63 {
  64     QDeclarativeEngine engine;
  65     QDeclarativeComponent c(&engine, testFileUrl("arc.qml"));
  66     QDeclarativePath *obj = qobject_cast<QDeclarativePath*>(c.create());
  67     QVERIFY(obj != 0);
  68
  69     QCOMPARE(obj->startX(), 0.);
  70     QCOMPARE(obj->startY(), 0.);
  71
  72     QDeclarativeListReference list(obj, "pathElements");
  73     QCOMPARE(list.count(), 1);
  74
  75     QDeclarativePathArc* arc = qobject_cast<QDeclarativePathArc*>(list.at(0));
  76     QVERIFY(arc != 0);
  77     QCOMPARE(arc->x(), 100.);
  78     QCOMPARE(arc->y(), 100.);
  79     QCOMPARE(arc->radiusX(), 100.);
  80     QCOMPARE(arc->radiusY(), 100.);
  81     QCOMPARE(arc->useLargeArc(), false);
  82     QCOMPARE(arc->direction(), QDeclarativePathArc::Clockwise);
  83
  84     QPainterPath path = obj->path();
  85     QVERIFY(path != QPainterPath());
  86
  87     QPointF pos = obj->pointAt(0);
  88     QCOMPARE(pos, QPointF(0,0));
  89     pos = obj->pointAt(.25);
  90     QCOMPARE(pos.toPoint(), QPoint(39,8));  //fuzzy compare
  91     pos = obj->pointAt(.75);
  92     QCOMPARE(pos.toPoint(), QPoint(92,61)); //fuzzy compare
  93     pos = obj->pointAt(1);
  94     QCOMPARE(pos, QPointF(100,100));
  95 }
  96
  97 void tst_QDeclarativePath::catmullromCurve()
  98 {
  99     QDeclarativeEngine engine;
 100     QDeclarativeComponent c(&engine, testFileUrl("curve.qml"));
 101     QDeclarativePath *obj = qobject_cast<QDeclarativePath*>(c.create());
 102     QVERIFY(obj != 0);
 103
 104     QCOMPARE(obj->startX(), 0.);
 105     QCOMPARE(obj->startY(), 0.);
 106
 107     QDeclarativeListReference list(obj, "pathElements");
 108     QCOMPARE(list.count(), 3);
 109
 110     QDeclarativePathCatmullRomCurve* curve = qobject_cast<QDeclarativePathCatmullRomCurve*>(list.at(0));
 111     QVERIFY(curve != 0);
 112     QCOMPARE(curve->x(), 100.);
 113     QCOMPARE(curve->y(), 50.);
 114
 115     curve = qobject_cast<QDeclarativePathCatmullRomCurve*>(list.at(2));
 116     QVERIFY(curve != 0);
 117     QCOMPARE(curve->x(), 100.);
 118     QCOMPARE(curve->y(), 150.);
 119
 120     QPainterPath path = obj->path();
 121     QVERIFY(path != QPainterPath());
 122
 123     QPointF pos = obj->pointAt(0);
 124     QCOMPARE(pos, QPointF(0,0));
 125     pos = obj->pointAt(.25);
 126     QCOMPARE(pos.toPoint(), QPoint(63,26));  //fuzzy compare
 127     pos = obj->pointAt(.75);
 128     QCOMPARE(pos.toPoint(), QPoint(51,105)); //fuzzy compare
 129     pos = obj->pointAt(1);
 130     QCOMPARE(pos, QPointF(100,150));
 131 }
 132
 133 void tst_QDeclarativePath::closedCatmullromCurve()
 134 {
 135     QDeclarativeEngine engine;
 136     QDeclarativeComponent c(&engine, testFileUrl("closedcurve.qml"));
 137     QDeclarativePath *obj = qobject_cast<QDeclarativePath*>(c.create());
 138     QVERIFY(obj != 0);
 139
 140     QCOMPARE(obj->startX(), 50.);
 141     QCOMPARE(obj->startY(), 50.);
 142
 143     QDeclarativeListReference list(obj, "pathElements");
 144     QCOMPARE(list.count(), 3);
 145
 146     QDeclarativePathCatmullRomCurve* curve = qobject_cast<QDeclarativePathCatmullRomCurve*>(list.at(2));
 147     QVERIFY(curve != 0);
 148     QCOMPARE(curve->x(), 50.);
 149     QCOMPARE(curve->y(), 50.);
 150
 151     QVERIFY(obj->isClosed());
 152
 153     QPainterPath path = obj->path();
 154     QVERIFY(path != QPainterPath());
 155
 156     QPointF pos = obj->pointAt(0);
 157     QCOMPARE(pos, QPointF(50,50));
 158     pos = obj->pointAt(.1);
 159     QCOMPARE(pos.toPoint(), QPoint(67,56));  //fuzzy compare
 160     pos = obj->pointAt(.75);
 161     QCOMPARE(pos.toPoint(), QPoint(44,116)); //fuzzy compare
 162     pos = obj->pointAt(1);
 163     QCOMPARE(pos, QPointF(50,50));
 164 }
 165
 166 void tst_QDeclarativePath::svg()
 167 {
 168     QDeclarativeEngine engine;
 169     QDeclarativeComponent c(&engine, testFileUrl("svg.qml"));
 170     QDeclarativePath *obj = qobject_cast<QDeclarativePath*>(c.create());
 171     QVERIFY(obj != 0);
 172
 173     QCOMPARE(obj->startX(), 0.);
 174     QCOMPARE(obj->startY(), 0.);
 175
 176     QDeclarativeListReference list(obj, "pathElements");
 177     QCOMPARE(list.count(), 1);
 178
 179     QDeclarativePathSvg* svg = qobject_cast<QDeclarativePathSvg*>(list.at(0));
 180     QVERIFY(svg != 0);
 181     QCOMPARE(svg->path(), QLatin1String("M200,300 Q400,50 600,300 T1000,300"));
 182
 183     QPainterPath path = obj->path();
 184     QVERIFY(path != QPainterPath());
 185
 186     QPointF pos = obj->pointAt(0);
 187     QCOMPARE(pos, QPointF(200,300));
 188     pos = obj->pointAt(.25);
 189     QCOMPARE(pos.toPoint(), QPoint(400,175));  //fuzzy compare
 190     pos = obj->pointAt(.75);
 191     QCOMPARE(pos.toPoint(), QPoint(800,425)); //fuzzy compare
 192     pos = obj->pointAt(1);
 193     QCOMPARE(pos, QPointF(1000,300));
 194 }
 195
 196
 197 QTEST_MAIN(tst_QDeclarativePath)
 198
 199 #include "tst_qdeclarativepath.moc"