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2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
4 | ** Contact: https://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the test suite of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ |
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17 | ** GNU General Public License Usage |
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19 | ** General Public License version 3 as published by the Free Software |
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21 | ** included in the packaging of this file. Please review the following |
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24 | ** |
25 | ** $QT_END_LICENSE$ |
26 | ** |
27 | ****************************************************************************/ |
28 | |
29 | #include <QtTest/QtTest> |
30 | |
31 | #include <qpoint.h> |
32 | |
33 | class tst_QPoint : public QObject |
34 | { |
35 | Q_OBJECT |
36 | private slots: |
37 | void isNull(); |
38 | |
39 | void manhattanLength_data(); |
40 | void manhattanLength(); |
41 | |
42 | void getSet_data(); |
43 | void getSet(); |
44 | |
45 | void transposed(); |
46 | |
47 | void rx(); |
48 | void ry(); |
49 | |
50 | void operator_add_data(); |
51 | void operator_add(); |
52 | |
53 | void operator_subtract_data(); |
54 | void operator_subtract(); |
55 | |
56 | void operator_multiply_data(); |
57 | void operator_multiply(); |
58 | |
59 | void operator_divide_data(); |
60 | void operator_divide(); |
61 | |
62 | void dotProduct_data(); |
63 | void dotProduct(); |
64 | |
65 | void operator_unary_plus_data(); |
66 | void operator_unary_plus(); |
67 | |
68 | void operator_unary_minus_data(); |
69 | void operator_unary_minus(); |
70 | |
71 | void operator_eq_data(); |
72 | void operator_eq(); |
73 | |
74 | #ifndef QT_NO_DATASTREAM |
75 | void stream_data(); |
76 | void stream(); |
77 | #endif |
78 | }; |
79 | |
80 | void tst_QPoint::isNull() |
81 | { |
82 | QPoint point(0, 0); |
83 | QVERIFY(point.isNull()); |
84 | ++point.rx(); |
85 | QVERIFY(!point.isNull()); |
86 | point.rx() -= 2; |
87 | QVERIFY(!point.isNull()); |
88 | } |
89 | |
90 | void tst_QPoint::manhattanLength_data() |
91 | { |
92 | QTest::addColumn<QPoint>(name: "point" ); |
93 | QTest::addColumn<int>(name: "expected" ); |
94 | |
95 | QTest::newRow(dataTag: "(0, 0)" ) << QPoint(0, 0) << 0; |
96 | QTest::newRow(dataTag: "(10, 0)" ) << QPoint(10, 0) << 10; |
97 | QTest::newRow(dataTag: "(0, 10)" ) << QPoint(0, 10) << 10; |
98 | QTest::newRow(dataTag: "(10, 20)" ) << QPoint(10, 20) << 30; |
99 | QTest::newRow(dataTag: "(-10, -20)" ) << QPoint(-10, -20) << 30; |
100 | } |
101 | |
102 | void tst_QPoint::manhattanLength() |
103 | { |
104 | QFETCH(QPoint, point); |
105 | QFETCH(int, expected); |
106 | |
107 | QCOMPARE(point.manhattanLength(), expected); |
108 | } |
109 | |
110 | void tst_QPoint::getSet_data() |
111 | { |
112 | QTest::addColumn<int>(name: "i" ); |
113 | |
114 | QTest::newRow(dataTag: "0" ) << 0; |
115 | QTest::newRow(dataTag: "INT_MIN" ) << INT_MIN; |
116 | QTest::newRow(dataTag: "INT_MAX" ) << INT_MAX; |
117 | } |
118 | |
119 | void tst_QPoint::getSet() |
120 | { |
121 | QFETCH(int, i); |
122 | |
123 | QPoint point; |
124 | point.setX(i); |
125 | QCOMPARE(point.x(), i); |
126 | |
127 | point.setY(i); |
128 | QCOMPARE(point.y(), i); |
129 | } |
130 | |
131 | void tst_QPoint::transposed() |
132 | { |
133 | QCOMPARE(QPoint(1, 2).transposed(), QPoint(2, 1)); |
134 | } |
135 | |
136 | void tst_QPoint::rx() |
137 | { |
138 | const QPoint originalPoint(-1, 0); |
139 | QPoint point(originalPoint); |
140 | ++point.rx(); |
141 | QCOMPARE(point.x(), originalPoint.x() + 1); |
142 | } |
143 | |
144 | void tst_QPoint::ry() |
145 | { |
146 | const QPoint originalPoint(0, -1); |
147 | QPoint point(originalPoint); |
148 | ++point.ry(); |
149 | QCOMPARE(point.y(), originalPoint.y() + 1); |
150 | } |
151 | |
152 | void tst_QPoint::operator_add_data() |
153 | { |
154 | QTest::addColumn<QPoint>(name: "point1" ); |
155 | QTest::addColumn<QPoint>(name: "point2" ); |
156 | QTest::addColumn<QPoint>(name: "expected" ); |
157 | |
158 | QTest::newRow(dataTag: "(0, 0) + (0, 0)" ) << QPoint(0, 0) << QPoint(0, 0) << QPoint(0, 0); |
159 | QTest::newRow(dataTag: "(0, 9) + (1, 0)" ) << QPoint(0, 9) << QPoint(1, 0) << QPoint(1, 9); |
160 | QTest::newRow(dataTag: "(INT_MIN, 0) + (1, 0)" ) << QPoint(INT_MIN, 0) << QPoint(1, 0) << QPoint(INT_MIN + 1, 0); |
161 | QTest::newRow(dataTag: "(INT_MAX, 0) + (-1, 0)" ) << QPoint(INT_MAX, 0) << QPoint(-1, 0) << QPoint(INT_MAX - 1, 0); |
162 | } |
163 | |
164 | void tst_QPoint::operator_add() |
165 | { |
166 | QFETCH(QPoint, point1); |
167 | QFETCH(QPoint, point2); |
168 | QFETCH(QPoint, expected); |
169 | |
170 | QCOMPARE(point1 + point2, expected); |
171 | point1 += point2; |
172 | QCOMPARE(point1, expected); |
173 | } |
174 | |
175 | void tst_QPoint::operator_subtract_data() |
176 | { |
177 | QTest::addColumn<QPoint>(name: "point1" ); |
178 | QTest::addColumn<QPoint>(name: "point2" ); |
179 | QTest::addColumn<QPoint>(name: "expected" ); |
180 | |
181 | QTest::newRow(dataTag: "(0, 0) - (0, 0)" ) << QPoint(0, 0) << QPoint(0, 0) << QPoint(0, 0); |
182 | QTest::newRow(dataTag: "(0, 9) - (1, 0)" ) << QPoint(0, 9) << QPoint(1, 0) << QPoint(-1, 9); |
183 | QTest::newRow(dataTag: "(INT_MAX, 0) - (1, 0)" ) << QPoint(INT_MAX, 0) << QPoint(1, 0) << QPoint(INT_MAX - 1, 0); |
184 | QTest::newRow(dataTag: "(INT_MIN, 0) - (-1, 0)" ) << QPoint(INT_MIN, 0) << QPoint(-1, 0) << QPoint(INT_MIN - -1, 0); |
185 | } |
186 | |
187 | void tst_QPoint::operator_subtract() |
188 | { |
189 | QFETCH(QPoint, point1); |
190 | QFETCH(QPoint, point2); |
191 | QFETCH(QPoint, expected); |
192 | |
193 | QCOMPARE(point1 - point2, expected); |
194 | point1 -= point2; |
195 | QCOMPARE(point1, expected); |
196 | } |
197 | |
198 | enum PrimitiveType { Int, Float, Double }; |
199 | |
200 | Q_DECLARE_METATYPE(PrimitiveType) |
201 | |
202 | void tst_QPoint::operator_multiply_data() |
203 | { |
204 | QTest::addColumn<QPoint>(name: "point" ); |
205 | QTest::addColumn<double>(name: "factorAsDouble" ); |
206 | QTest::addColumn<PrimitiveType>(name: "type" ); |
207 | QTest::addColumn<QPoint>(name: "expected" ); |
208 | |
209 | QTest::newRow(dataTag: "(0, 0) * 0.0" ) << QPoint(0, 0) << 0.0 << Double << QPoint(0, 0); |
210 | QTest::newRow(dataTag: "(INT_MIN, 1) * 0.5" ) << QPoint(INT_MIN, 1) << 0.5 << Double << QPoint(qRound(INT_MIN * 0.5), 1); |
211 | QTest::newRow(dataTag: "(INT_MAX, 2) * 0.5" ) << QPoint(INT_MAX, 2) << 0.5 << Double << QPoint(qRound(INT_MAX * 0.5), 1); |
212 | |
213 | QTest::newRow(dataTag: "(0, 0) * 0" ) << QPoint(0, 0) << 0.0 << Int << QPoint(0, 0); |
214 | QTest::newRow(dataTag: "(INT_MIN + 1, 0) * -1" ) << QPoint(INT_MIN + 1, 0) << -1.0 << Int << QPoint((INT_MIN + 1) * -1, 0); |
215 | QTest::newRow(dataTag: "(INT_MAX, 0) * -1" ) << QPoint(INT_MAX, 0) << -1.0 << Int << QPoint(INT_MAX * -1, 0); |
216 | |
217 | QTest::newRow(dataTag: "(0, 0) * 0.0f" ) << QPoint(0, 0) << 0.0 << Float << QPoint(0, 0); |
218 | QTest::newRow(dataTag: "(INT_MIN, 0) * -0.5f" ) << QPoint(INT_MIN, 0) << -0.5 << Float << QPoint(qRound(INT_MIN * -0.5f), 0); |
219 | } |
220 | |
221 | template<typename T> |
222 | void multiplyTest(QPoint point, double factor, const QPoint &expected) |
223 | { |
224 | T factorAsT = static_cast<T>(factor); |
225 | |
226 | QCOMPARE(point * factorAsT, expected); |
227 | // Test with reversed argument version. |
228 | QCOMPARE(factorAsT * point, expected); |
229 | point *= factorAsT; |
230 | QCOMPARE(point, expected); |
231 | } |
232 | |
233 | void tst_QPoint::operator_multiply() |
234 | { |
235 | QFETCH(QPoint, point); |
236 | QFETCH(double, factorAsDouble); |
237 | QFETCH(PrimitiveType, type); |
238 | QFETCH(QPoint, expected); |
239 | |
240 | if (type == Int) |
241 | multiplyTest<int>(point, factor: factorAsDouble, expected); |
242 | else if (type == Float) |
243 | multiplyTest<float>(point, factor: factorAsDouble, expected); |
244 | else if (type == Double) |
245 | multiplyTest<double>(point, factor: factorAsDouble, expected); |
246 | } |
247 | |
248 | void tst_QPoint::operator_divide_data() |
249 | { |
250 | QTest::addColumn<QPoint>(name: "point" ); |
251 | QTest::addColumn<qreal>(name: "divisor" ); |
252 | QTest::addColumn<QPoint>(name: "expected" ); |
253 | |
254 | QTest::newRow(dataTag: "(0, 0) / 1" ) << QPoint(0, 0) << qreal(1) << QPoint(0, 0); |
255 | QTest::newRow(dataTag: "(0, 9) / 2" ) << QPoint(0, 9) << qreal(2) << QPoint(0, 5); |
256 | QTest::newRow(dataTag: "(INT_MAX, 0) / 2" ) << QPoint(INT_MAX, 0) << qreal(2) << QPoint(qRound(INT_MAX / qreal(2)), 0); |
257 | QTest::newRow(dataTag: "(INT_MIN, 0) / -1.5" ) << QPoint(INT_MIN, 0) << qreal(-1.5) << QPoint(qRound(INT_MIN / qreal(-1.5)), 0); |
258 | } |
259 | |
260 | void tst_QPoint::operator_divide() |
261 | { |
262 | QFETCH(QPoint, point); |
263 | QFETCH(qreal, divisor); |
264 | QFETCH(QPoint, expected); |
265 | |
266 | QCOMPARE(point / divisor, expected); |
267 | point /= divisor; |
268 | QCOMPARE(point, expected); |
269 | } |
270 | |
271 | void tst_QPoint::dotProduct_data() |
272 | { |
273 | QTest::addColumn<QPoint>(name: "point1" ); |
274 | QTest::addColumn<QPoint>(name: "point2" ); |
275 | QTest::addColumn<int>(name: "expected" ); |
276 | |
277 | QTest::newRow(dataTag: "(0, 0) dot (0, 0)" ) << QPoint(0, 0) << QPoint(0, 0)<< 0; |
278 | QTest::newRow(dataTag: "(10, 0) dot (0, 10)" ) << QPoint(10, 0) << QPoint(0, 10) << 0; |
279 | QTest::newRow(dataTag: "(0, 10) dot (10, 0)" ) << QPoint(0, 10) << QPoint(10, 0) << 0; |
280 | QTest::newRow(dataTag: "(10, 20) dot (-10, -20)" ) << QPoint(10, 20) << QPoint(-10, -20) << -500; |
281 | QTest::newRow(dataTag: "(-10, -20) dot (10, 20)" ) << QPoint(-10, -20) << QPoint(10, 20) << -500; |
282 | } |
283 | |
284 | void tst_QPoint::dotProduct() |
285 | { |
286 | QFETCH(QPoint, point1); |
287 | QFETCH(QPoint, point2); |
288 | QFETCH(int, expected); |
289 | |
290 | QCOMPARE(QPoint::dotProduct(point1, point2), expected); |
291 | } |
292 | |
293 | void tst_QPoint::operator_unary_plus_data() |
294 | { |
295 | operator_unary_minus_data(); |
296 | } |
297 | |
298 | void tst_QPoint::operator_unary_plus() |
299 | { |
300 | QFETCH(QPoint, point); |
301 | // Should be a NOOP. |
302 | QCOMPARE(+point, point); |
303 | } |
304 | |
305 | void tst_QPoint::operator_unary_minus_data() |
306 | { |
307 | QTest::addColumn<QPoint>(name: "point" ); |
308 | QTest::addColumn<QPoint>(name: "expected" ); |
309 | |
310 | QTest::newRow(dataTag: "-(0, 0)" ) << QPoint(0, 0) << QPoint(0, 0); |
311 | QTest::newRow(dataTag: "-(-1, 0)" ) << QPoint(-1, 0) << QPoint(1, 0); |
312 | QTest::newRow(dataTag: "-(0, -1)" ) << QPoint(0, -1) << QPoint(0, 1); |
313 | QTest::newRow(dataTag: "-(-INT_MAX, INT_MAX)" ) << QPoint(-INT_MAX, INT_MAX) << QPoint(INT_MAX, -INT_MAX); |
314 | } |
315 | |
316 | void tst_QPoint::operator_unary_minus() |
317 | { |
318 | QFETCH(QPoint, point); |
319 | QFETCH(QPoint, expected); |
320 | |
321 | QCOMPARE(-point, expected); |
322 | } |
323 | |
324 | void tst_QPoint::operator_eq_data() |
325 | { |
326 | QTest::addColumn<QPoint>(name: "point1" ); |
327 | QTest::addColumn<QPoint>(name: "point2" ); |
328 | QTest::addColumn<bool>(name: "expectEqual" ); |
329 | |
330 | QTest::newRow(dataTag: "(0, 0) == (0, 0)" ) << QPoint(0, 0) << QPoint(0, 0) << true; |
331 | QTest::newRow(dataTag: "(-1, 0) == (-1, 0)" ) << QPoint(-1, 0) << QPoint(-1, 0) << true; |
332 | QTest::newRow(dataTag: "(-1, 0) != (0, 0)" ) << QPoint(-1, 0) << QPoint(0, 0) << false; |
333 | QTest::newRow(dataTag: "(-1, 0) != (0, -1)" ) << QPoint(-1, 0) << QPoint(0, -1) << false; |
334 | QTest::newRow(dataTag: "(1, 99999) != (-1, 99999)" ) << QPoint(1, 99999) << QPoint(-1, 99999) << false; |
335 | QTest::newRow(dataTag: "(INT_MIN, INT_MIN) == (INT_MIN, INT_MIN)" ) << QPoint(INT_MIN, INT_MIN) << QPoint(INT_MIN, INT_MIN) << true; |
336 | QTest::newRow(dataTag: "(INT_MAX, INT_MAX) == (INT_MAX, INT_MAX)" ) << QPoint(INT_MAX, INT_MAX) << QPoint(INT_MAX, INT_MAX) << true; |
337 | } |
338 | |
339 | void tst_QPoint::operator_eq() |
340 | { |
341 | QFETCH(QPoint, point1); |
342 | QFETCH(QPoint, point2); |
343 | QFETCH(bool, expectEqual); |
344 | |
345 | bool equal = point1 == point2; |
346 | QCOMPARE(equal, expectEqual); |
347 | bool notEqual = point1 != point2; |
348 | QCOMPARE(notEqual, !expectEqual); |
349 | } |
350 | |
351 | #ifndef QT_NO_DATASTREAM |
352 | void tst_QPoint::stream_data() |
353 | { |
354 | QTest::addColumn<QPoint>(name: "point" ); |
355 | |
356 | QTest::newRow(dataTag: "(0, 0)" ) << QPoint(0, 0); |
357 | QTest::newRow(dataTag: "(-1, 1)" ) << QPoint(-1, 1); |
358 | QTest::newRow(dataTag: "(1, -1)" ) << QPoint(1, -1); |
359 | QTest::newRow(dataTag: "(INT_MIN, INT_MAX)" ) << QPoint(INT_MIN, INT_MAX); |
360 | } |
361 | |
362 | void tst_QPoint::stream() |
363 | { |
364 | QFETCH(QPoint, point); |
365 | |
366 | QBuffer tmp; |
367 | QVERIFY(tmp.open(QBuffer::ReadWrite)); |
368 | QDataStream stream(&tmp); |
369 | // Ensure that stream returned is the same stream we inserted into. |
370 | QDataStream &insertionStreamRef(stream << point); |
371 | QVERIFY(&insertionStreamRef == &stream); |
372 | |
373 | tmp.seek(off: 0); |
374 | QPoint pointFromStream; |
375 | QDataStream &(stream >> pointFromStream); |
376 | QVERIFY(&extractionStreamRef == &stream); |
377 | QCOMPARE(pointFromStream, point); |
378 | } |
379 | #endif |
380 | |
381 | QTEST_MAIN(tst_QPoint) |
382 | #include "tst_qpoint.moc" |
383 | |