kst-plot/tests/testlabelparser.cpp

0001 /***************************************************************************
0002  *                                                                         *
0003  *   copyright : (C) 2007 The University of Toronto                        *
0004  *                                                                         *
0005  *   This program is free software; you can redistribute it and/or modify  *
0006  *   it under the terms of the GNU General Public License as published by  *
0007  *   the Free Software Foundation; either version 2 of the License, or     *
0008  *   (at your option) any later version.                                   *
0009  *                                                                         *
0010  ***************************************************************************/
0011
0012 #include "testlabelparser.h"
0013
0014 #include <QtTest>
0015
0016 #include <datacollection.h>
0017 #include <objectstore.h>
0018
0019 static Kst::ObjectStore _store;
0020
0021 void TestLabelParser::cleanupTestCase() {
0022   _store.clear();
0023 }
0024
0025
0026 void TestLabelParser::dumpAttributes(Label::Chunk *l, QString indent) {
0027   printf("%sb:%d i:%d u:%d c:%s\n", indent.toLatin1().data(), l->attributes.bold, l->attributes.italic, l->attributes.underline, l->attributes.color.name().toLatin1().data());
0028 }
0029
0030
0031 void TestLabelParser::dumpTree(Label::Chunk *l, QString indent) {
0032   while (l) {
0033     printf("%sNode: %p %s[%s]%s\n", indent.toLatin1().data(), l, l->vOffset == Label::Chunk::None ? "" : (l->vOffset == Label::Chunk::Up ? "U " : "D "), l->text.toLatin1().data(), l->group ? " [G]" : "");
0034     printf("%sPrev: %p Next: %p Up: %p Down: %p\n", indent.toLatin1().data(), l->prev, l->next, l->up, l->down);
0035     dumpAttributes(l, indent);
0036     if (l->group) {
0037       dumpTree(l->group, indent + "   ");
0038     }
0039     if (l->up) {
0040       dumpTree(l->up, indent + "   ");
0041     }
0042     if (l->down) {
0043       dumpTree(l->down, indent + "   ");
0044     }
0045     l = l->next;
0046   }
0047 }
0048
0049
0050 void TestLabelParser::dumpTree(Label::Parsed *l) {
0051   dumpTree(l->chunk);
0052 }
0053
0054
0055
0056 void TestLabelParser::testLabelParser() {
0057   Label::Parsed *parsed = Label::parse("");
0058   QVERIFY(parsed != 0L);
0059   QVERIFY(parsed->chunk->prev == 0L);
0060   QVERIFY(parsed->chunk->next == 0L);
0061   QVERIFY(parsed->chunk->text == QString::null);
0062   QCOMPARE(parsed->chunk->vOffset, Label::Chunk::None);
0063   delete parsed;
0064
0065   parsed = Label::parse("a");
0066   QVERIFY(parsed != 0L);
0067   QVERIFY(parsed->chunk->prev == 0L);
0068   QVERIFY(parsed->chunk->next == 0L);
0069   QCOMPARE(parsed->chunk->text, QString("a"));
0070   QCOMPARE(parsed->chunk->vOffset, Label::Chunk::None);
0071   delete parsed;
0072
0073   parsed = Label::parse("\\]");
0074   QVERIFY(parsed != 0L);
0075   QVERIFY(parsed->chunk->prev == 0L);
0076   QVERIFY(parsed->chunk->next == 0L);
0077   QCOMPARE(parsed->chunk->text, QString("]"));
0078   QCOMPARE(parsed->chunk->vOffset, Label::Chunk::None);
0079   delete parsed;
0080
0081   parsed = Label::parse("\\\\");
0082   QVERIFY(parsed != 0L);
0083   QVERIFY(parsed->chunk->prev == 0L);
0084   QVERIFY(parsed->chunk->next == 0L);
0085   QCOMPARE(parsed->chunk->text, QString("\\"));
0086   QCOMPARE(parsed->chunk->vOffset, Label::Chunk::None);
0087   delete parsed;
0088
0089   parsed = Label::parse("\\tau");
0090   QVERIFY(parsed != 0L);
0091   QVERIFY(parsed->chunk->prev == 0L);
0092   QVERIFY(parsed->chunk->next == 0L);
0093   QCOMPARE(parsed->chunk->text, QString(QChar(0x3A4 + 0x20)));
0094   QCOMPARE(parsed->chunk->vOffset, Label::Chunk::None);
0095   delete parsed;
0096
0097   parsed = Label::parse("\\t");
0098   QVERIFY(parsed != 0L);
0099   QCOMPARE(parsed->chunk->text, QString(""));
0100   QCOMPARE(parsed->chunk->tab, true);
0101   QCOMPARE(parsed->chunk->vOffset, Label::Chunk::None);
0102   delete parsed;
0103
0104   parsed = Label::parse("\\n");
0105   QVERIFY(parsed != 0L);
0106   QCOMPARE(parsed->chunk->text, QString(""));
0107   QCOMPARE(parsed->chunk->linebreak, true);
0108   QCOMPARE(parsed->chunk->vOffset, Label::Chunk::None);
0109   delete parsed;
0110
0111   parsed = Label::parse("\\tau\\Theta");
0112   QVERIFY(parsed != 0L);
0113   QVERIFY(parsed->chunk->next == 0L);
0114   QVERIFY(parsed->chunk->text[0] == QChar(0x3A4 + 0x20));
0115   QVERIFY(parsed->chunk->text[1] == QChar(0x398));
0116   QCOMPARE(parsed->chunk->text.length(), 2);
0117   delete parsed;
0118
0119   Label::Chunk *c = 0L;
0120
0121   parsed = Label::parse("\\taufoo bar\\n\\Theta");
0122   QVERIFY(parsed != 0L);
0123   c = parsed->chunk;
0124   QVERIFY(c->next != 0L);
0125   QCOMPARE(c->text, QString(QChar(0x3A4 + 0x20)) + "foo bar");
0126   c = c->next;
0127   QVERIFY(c->prev != 0L);
0128   QVERIFY(c->next != 0L);
0129   QCOMPARE(c->text, QString(""));
0130   QCOMPARE(c->linebreak, true);
0131   c = c->next;
0132   QVERIFY(c->prev != 0L);
0133   QVERIFY(c->next == 0L);
0134   QCOMPARE(c->text, QString(QChar(0x398)));
0135   delete parsed;
0136
0137   parsed = Label::parse("x^y^z");
0138   QVERIFY(parsed == 0L);
0139
0140   parsed = Label::parse("x_y_z");
0141   QVERIFY(parsed == 0L);
0142
0143   parsed = Label::parse("x^y_z");
0144   QVERIFY(parsed != 0L);
0145   c = parsed->chunk;
0146   QVERIFY(c->prev == 0L);
0147   QVERIFY(c->next == 0L);
0148   QVERIFY(c->up != 0L);
0149   QVERIFY(c->down != 0L);
0150   QCOMPARE(c->text, QString("x"));
0151   QCOMPARE(c->vOffset, Label::Chunk::None);
0152   c = c->up;
0153   QVERIFY(c->prev != 0L);
0154   QVERIFY(c->next == 0L);
0155   QVERIFY(c->up == 0L);
0156   QVERIFY(c->down == 0L);
0157   QCOMPARE(c->text, QString("y"));
0158   QCOMPARE(c->vOffset, Label::Chunk::Up);
0159   c = c->prev->down;
0160   QVERIFY(c->prev != 0L);
0161   QVERIFY(c->next == 0L);
0162   QVERIFY(c->up == 0L);
0163   QVERIFY(c->down == 0L);
0164   QCOMPARE(c->text, QString("z"));
0165   QCOMPARE(c->vOffset, Label::Chunk::Down);
0166   delete parsed;
0167
0168   parsed = Label::parse("x^{}");
0169   QVERIFY(parsed != 0L);
0170   c = parsed->chunk;
0171   QVERIFY(c->prev == 0L);
0172   QVERIFY(c->next == 0L);
0173   QVERIFY(c->up != 0L);
0174   QVERIFY(c->down == 0L);
0175   QCOMPARE(c->text, QString("x"));
0176   QVERIFY(c->group == 0L);
0177   QCOMPARE(c->vOffset, Label::Chunk::None);
0178   c = c->up;
0179   QVERIFY(c->prev != 0L);
0180   QVERIFY(c->next == 0L);
0181   QVERIFY(c->up == 0L);
0182   QVERIFY(c->down == 0L);
0183   QVERIFY(c->group != 0L);
0184   QCOMPARE(c->vOffset, Label::Chunk::Up);
0185   c = c->group;
0186   QCOMPARE(c->text, QString(""));
0187   QVERIFY(c->prev != 0L);
0188   QVERIFY(c->next == 0L);
0189   QVERIFY(c->up == 0L);
0190   QVERIFY(c->down == 0L);
0191   QVERIFY(c->group == 0L);
0192   QCOMPARE(c->vOffset, Label::Chunk::None);
0193   delete parsed;
0194
0195   parsed = Label::parse("x^{y+1}_{z-1}");
0196   QVERIFY(parsed != 0L);
0197   c = parsed->chunk;
0198   QVERIFY(c->prev == 0L);
0199   QVERIFY(c->next == 0L);
0200   QVERIFY(c->up != 0L);
0201   QVERIFY(c->down != 0L);
0202   QCOMPARE(c->text, QString("x"));
0203   QVERIFY(c->group == 0L);
0204   QCOMPARE(c->vOffset, Label::Chunk::None);
0205   c = c->up;
0206   QVERIFY(c->prev != 0L);
0207   QVERIFY(c->next == 0L);
0208   QVERIFY(c->up == 0L);
0209   QVERIFY(c->down == 0L);
0210   QVERIFY(c->group != 0L);
0211   QCOMPARE(c->vOffset, Label::Chunk::Up);
0212   c = c->group;
0213   QCOMPARE(c->text, QString("y+1"));
0214   QVERIFY(c->group == 0L);
0215   QCOMPARE(c->vOffset, Label::Chunk::None);
0216   c = c->prev->prev->down;
0217   QVERIFY(c->prev != 0L);
0218   QVERIFY(c->next == 0L);
0219   QVERIFY(c->up == 0L);
0220   QVERIFY(c->down == 0L);
0221   QVERIFY(c->group != 0L);
0222   QCOMPARE(c->vOffset, Label::Chunk::Down);
0223   c = c->group;
0224   QCOMPARE(c->text, QString("z-1"));
0225   QVERIFY(c->group == 0L);
0226   QCOMPARE(c->vOffset, Label::Chunk::None);
0227   delete parsed;
0228
0229   parsed = Label::parse("x\\^y");
0230   QVERIFY(parsed != 0L);
0231   c = parsed->chunk;
0232   QVERIFY(c->prev == 0L);
0233   QVERIFY(c->next == 0L);
0234   QVERIFY(c->up == 0L);
0235   QVERIFY(c->down == 0L);
0236   QCOMPARE(c->text, QString("x^y"));
0237   QCOMPARE(c->vOffset, Label::Chunk::None);
0238   delete parsed;
0239
0240   parsed = Label::parse("x^{y^{q+1} + 1}_{z-1}");
0241   QVERIFY(parsed != 0L);
0242   c = parsed->chunk;
0243   QVERIFY(c->prev == 0L);
0244   QVERIFY(c->next == 0L);
0245   QVERIFY(c->up != 0L);
0246   QVERIFY(c->down != 0L);
0247   QCOMPARE(c->text, QString("x"));
0248   QCOMPARE(c->vOffset, Label::Chunk::None);
0249   c = c->up;
0250   QVERIFY(c->prev != 0L);
0251   QVERIFY(c->next == 0L);
0252   QVERIFY(c->up == 0L);
0253   QVERIFY(c->down == 0L);
0254   QVERIFY(c->group != 0L);
0255   QCOMPARE(c->vOffset, Label::Chunk::Up);
0256   c = c->group;
0257   QCOMPARE(c->text, QString("y"));
0258   QVERIFY(c->prev != 0L);
0259   QVERIFY(c->next != 0L);
0260   QVERIFY(c->up != 0L);
0261   QVERIFY(c->down == 0L);
0262   QVERIFY(c->group == 0L);
0263   QCOMPARE(c->vOffset, Label::Chunk::None);
0264   c = c->up;
0265   QVERIFY(c->prev != 0L);
0266   QVERIFY(c->next == 0L);
0267   QVERIFY(c->up == 0L);
0268   QVERIFY(c->down == 0L);
0269   QVERIFY(c->group != 0L);
0270   QCOMPARE(c->vOffset, Label::Chunk::Up);
0271   c = c->group;
0272   QVERIFY(c->prev != 0L);
0273   QVERIFY(c->next == 0L);
0274   QVERIFY(c->up == 0L);
0275   QVERIFY(c->down == 0L);
0276   QCOMPARE(c->text, QString("q+1"));
0277   QCOMPARE(c->vOffset, Label::Chunk::None);
0278   c = c->prev->prev->next;
0279   QVERIFY(c->prev != 0L);
0280   QVERIFY(c->next == 0L);
0281   QVERIFY(c->up == 0L);
0282   QVERIFY(c->down == 0L);
0283   QCOMPARE(c->text, QString(" + 1"));
0284   QCOMPARE(c->vOffset, Label::Chunk::None);
0285   c = c->prev->prev->prev->down;
0286   QVERIFY(c->prev != 0L);
0287   QVERIFY(c->next == 0L);
0288   QVERIFY(c->up == 0L);
0289   QVERIFY(c->down == 0L);
0290   QVERIFY(c->group);
0291   QCOMPARE(c->vOffset, Label::Chunk::Down);
0292   c = c->group;
0293   QVERIFY(c->prev != 0L);
0294   QVERIFY(c->next == 0L);
0295   QVERIFY(c->up == 0L);
0296   QVERIFY(c->down == 0L);
0297   QCOMPARE(c->text, QString("z-1"));
0298   QCOMPARE(c->vOffset, Label::Chunk::None);
0299   delete parsed;
0300
0301   parsed = Label::parse("{2*2}");
0302   QVERIFY(parsed != 0L);
0303   c = parsed->chunk;
0304   QVERIFY(c->next == 0L);
0305   QVERIFY(c->group != 0L);
0306   QCOMPARE(c->vOffset, Label::Chunk::None);
0307   c = c->group;
0308   QCOMPARE(c->text, QString("2*2"));
0309   QCOMPARE(c->vOffset, Label::Chunk::None);
0310   delete parsed;
0311
0312   parsed = Label::parse("x^100");
0313   QVERIFY(parsed != 0L);
0314   c = parsed->chunk;
0315   QVERIFY(c->next != 0L);
0316   QVERIFY(c->up != 0L);
0317   QCOMPARE(c->text, QString("x"));
0318   QCOMPARE(c->vOffset, Label::Chunk::None);
0319   c = c->next;
0320   QVERIFY(c->next == 0L);
0321   QCOMPARE(c->text, QString("00"));
0322   QCOMPARE(c->vOffset, Label::Chunk::None);
0323   c = c->prev->up;
0324   QVERIFY(c->next == 0L);
0325   QCOMPARE(c->text, QString("1"));
0326   QCOMPARE(c->vOffset, Label::Chunk::Up);
0327   delete parsed;
0328
0329   parsed = Label::parse("x^100*200");
0330   QVERIFY(parsed != 0L);
0331   c = parsed->chunk;
0332   QVERIFY(c->next != 0L);
0333   QVERIFY(c->up != 0L);
0334   QCOMPARE(c->text, QString("x"));
0335   QCOMPARE(c->vOffset, Label::Chunk::None);
0336   c = c->next;
0337   QVERIFY(c->next == 0L);
0338   QCOMPARE(c->text, QString("00*200"));
0339   QCOMPARE(c->vOffset, Label::Chunk::None);
0340   c = c->prev->up;
0341   QVERIFY(c->next == 0L);
0342   QCOMPARE(c->text, QString("1"));
0343   QCOMPARE(c->vOffset, Label::Chunk::Up);
0344   delete parsed;
0345
0346   parsed = Label::parse("[ a ^label ]");
0347   QVERIFY(parsed != 0L);
0348   c = parsed->chunk;
0349   QVERIFY(c->next == 0L);
0350   QVERIFY(c->up == 0L);
0351   QVERIFY(c->down == 0L);
0352   QCOMPARE(c->text,QString( "a ^label"));
0353   QVERIFY(c->scalar);
0354   delete parsed;
0355
0356   parsed = Label::parse("[vector[2]]");
0357   QVERIFY(parsed != 0L);
0358   c = parsed->chunk;
0359   QVERIFY(c->next == 0L);
0360   QVERIFY(c->up == 0L);
0361   QVERIFY(c->down == 0L);
0362   QCOMPARE(c->text, QString("vector"));
0363   QCOMPARE(c->expression, QString("2"));
0364   QVERIFY(c->vector);
0365   delete parsed;
0366
0367   parsed = Label::parse("[a][b]");
0368   QVERIFY(parsed != 0L);
0369   c = parsed->chunk;
0370   QVERIFY(c->next != 0L);
0371   QVERIFY(c->up == 0L);
0372   QVERIFY(c->down == 0L);
0373   QCOMPARE(c->text, QString("a"));
0374   QVERIFY(c->scalar);
0375   c = c->next;
0376   QVERIFY(c->next == 0L);
0377   QVERIFY(c->up == 0L);
0378   QVERIFY(c->down == 0L);
0379   QCOMPARE(c->text, QString("b"));
0380   QVERIFY(c->scalar);
0381   delete parsed;
0382
0383   parsed = Label::parse("[a]*[b]");
0384   QVERIFY(parsed != 0L);
0385   c = parsed->chunk;
0386   QVERIFY(c->next != 0L);
0387   QVERIFY(c->up == 0L);
0388   QVERIFY(c->down == 0L);
0389   QCOMPARE(c->text, QString("a"));
0390   QVERIFY(c->scalar);
0391   c = c->next;
0392   QVERIFY(c->next != 0L);
0393   QVERIFY(c->up == 0L);
0394   QVERIFY(c->down == 0L);
0395   QCOMPARE(c->text, QString("*"));
0396   QVERIFY(!c->scalar);
0397   c = c->next;
0398   QVERIFY(c->next == 0L);
0399   QVERIFY(c->up == 0L);
0400   QVERIFY(c->down == 0L);
0401   QCOMPARE(c->text, QString("b"));
0402   QVERIFY(c->scalar);
0403   delete parsed;
0404
0405   parsed = Label::parse("[x]^[a]_[b][c]");
0406   QVERIFY(parsed != 0L);
0407   c = parsed->chunk;
0408   QVERIFY(c->next != 0L);
0409   QVERIFY(c->up != 0L);
0410   QVERIFY(c->down != 0L);
0411   QCOMPARE(c->text, QString("x"));
0412   QVERIFY(c->scalar);
0413   c = c->up;
0414   QVERIFY(c->next == 0L);
0415   QVERIFY(c->up == 0L);
0416   QVERIFY(c->down == 0L);
0417   QCOMPARE(c->text, QString("a"));
0418   QVERIFY(c->scalar);
0419   c = c->prev->down;
0420   QVERIFY(c->next == 0L);
0421   QVERIFY(c->up == 0L);
0422   QVERIFY(c->down == 0L);
0423   QCOMPARE(c->text, QString("b"));
0424   QVERIFY(c->scalar);
0425   c = c->prev->next;
0426   QVERIFY(c->next == 0L);
0427   QVERIFY(c->up == 0L);
0428   QVERIFY(c->down == 0L);
0429   QCOMPARE(c->text, QString("c"));
0430   QVERIFY(c->scalar);
0431   delete parsed;
0432
0433   parsed = Label::parse("Ends in a \\");
0434   delete parsed;
0435
0436   parsed = Label::parse("_");
0437   delete parsed;
0438
0439   parsed = Label::parse("A weird { case }");
0440   delete parsed;
0441
0442   parsed = Label::parse("x^y^foo{ case }");
0443   delete parsed;
0444
0445   parsed = Label::parse("x^5\\");
0446   delete parsed;
0447
0448   parsed = Label::parse("}");
0449   delete parsed;
0450
0451   parsed = Label::parse("Average period (ADU)");
0452   delete parsed;
0453
0454   parsed = Label::parse("PSD (ADU/{Hz^{1/2}})");
0455   delete parsed;
0456
0457   parsed = Label::parse("\\Sigma^{(x+5)^2}_{5+1} + \\Pi^{\\Sigma^{i-j}_{i+j}}_{x = 0} + 5");
0458   QVERIFY(parsed != 0L);
0459   // more to test here
0460   delete parsed;
0461
0462   parsed = Label::parse("A test \\textbf{bold \\textit{italicbold}} \\textit{italic}\n42^{\\textbf{42}^{42}} 42^\\textbf{42^{42}} 42^{42}\n\\underline{a whole\\tregion  underlined}");
0463   //dumpTree(parsed);
0464   // FIXME
0465   delete parsed;
0466
0467   parsed = Label::parse("\\textbf{\\textit{italicbold}bold}");
0468   // FIXME
0469   delete parsed;
0470
0471   parsed = Label::parse("\\textcolor{red}{red}black");
0472   // FIXME
0473   delete parsed;
0474
0475   parsed = Label::parse("\\textbf{bold}unbold");
0476   // FIXME
0477   delete parsed;
0478
0479   // more to test...
0480 }
0481
0482
0483 #ifdef KST_USE_QTEST_MAIN
0484 QTEST_MAIN(TestLabelParser)
0485 #endif
0486
0487 // vim: ts=2 sw=2 et