o3tl/qa/test-string_view.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include <sal/config.h>
  11
  12 #include <string_view>
  13
  14 #include <cppunit/TestAssert.h>
  15 #include <cppunit/TestFixture.h>
  16 #include <cppunit/extensions/HelperMacros.h>
  17
  18 #include <o3tl/safeint.hxx>
  19 #include <o3tl/string_view.hxx>
  20 #include <rtl/string.hxx>
  21 #include <rtl/ustring.hxx>
  22 #include <test/cppunitasserthelper.hxx>
  23
  24 namespace
  25 {
  26 OString ostringEmpty() { return {}; } // avoid loplugin:stringview
  27 OString ostringDoof() { return "doof"_ostr; } // avoid loplugin:stringview
  28 OString ostringFoo() { return "foo"_ostr; } // avoid loplugin:stringview
  29 OString ostringFoobars() { return "foobars"_ostr; } // avoid loplugin:stringview
  30 OString ostringFood() { return "food"_ostr; } // avoid loplugin:stringview
  31 OString ostringOof() { return "oof"_ostr; } // avoid loplugin:stringview
  32 OString ostringSraboof() { return "sraboof"_ostr; } // avoid loplugin:stringview
  33 OUString oustringEmpty() { return {}; } // avoid loplugin:stringview
  34 OUString oustringDoof() { return u"doof"_ustr; } // avoid loplugin:stringview
  35 OUString oustringFoo() { return u"foo"_ustr; } // avoid loplugin:stringview
  36 OUString oustringFoobars() { return u"foobars"_ustr; } // avoid loplugin:stringview
  37 OUString oustringFood() { return u"food"_ustr; } // avoid loplugin:stringview
  38 OUString oustringOof() { return u"oof"_ustr; } // avoid loplugin:stringview
  39 OUString oustringSraboof() { return u"sraboof"_ustr; } // avoid loplugin:stringview
  40
  41 class Test : public CppUnit::TestFixture
  42 {
  43 private:
  44     CPPUNIT_TEST_SUITE(Test);
  45     CPPUNIT_TEST(testStartsWith);
  46     CPPUNIT_TEST(testStartsWithRest);
  47     CPPUNIT_TEST(testEndsWith);
  48     CPPUNIT_TEST(testEndsWithRest);
  49     CPPUNIT_TEST(testEqualsIgnoreAsciiCase);
  50     CPPUNIT_TEST(testGetToken);
  51     CPPUNIT_TEST(testIterateCodePoints);
  52     CPPUNIT_TEST_SUITE_END();
  53
  54     void testStartsWith()
  55     {
  56         using namespace std::string_view_literals;
  57         CPPUNIT_ASSERT(o3tl::starts_with(""sv, ""sv));
  58         CPPUNIT_ASSERT(!o3tl::starts_with(""sv, "foo"sv));
  59         CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, ""sv));
  60         CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, "foo"sv));
  61         CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, "food"sv));
  62         CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, "foobars"sv));
  63         CPPUNIT_ASSERT(!o3tl::starts_with(""sv, 'f'));
  64         CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, 'f'));
  65         CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, 'g'));
  66         CPPUNIT_ASSERT(o3tl::starts_with(""sv, ""));
  67         CPPUNIT_ASSERT(!o3tl::starts_with(""sv, "foo"));
  68         CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, ""));
  69         CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, "foo"));
  70         CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, "food"));
  71         CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, "foobars"));
  72         CPPUNIT_ASSERT(o3tl::starts_with(""sv, ostringEmpty()));
  73         CPPUNIT_ASSERT(!o3tl::starts_with(""sv, ostringFoo()));
  74         CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, ostringEmpty()));
  75         CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, ostringFoo()));
  76         CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, ostringFood()));
  77         CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, ostringFoobars()));
  78         CPPUNIT_ASSERT(o3tl::starts_with(u""sv, u""sv));
  79         CPPUNIT_ASSERT(!o3tl::starts_with(u""sv, u"foo"sv));
  80         CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, u""sv));
  81         CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, u"foo"sv));
  82         CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, u"food"sv));
  83         CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, u"foobars"sv));
  84         CPPUNIT_ASSERT(!o3tl::starts_with(u""sv, u'f'));
  85         CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, u'f'));
  86         CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, u'g'));
  87         CPPUNIT_ASSERT(o3tl::starts_with(u""sv, u""));
  88         CPPUNIT_ASSERT(!o3tl::starts_with(u""sv, u"foo"));
  89         CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, u""));
  90         CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, u"foo"));
  91         CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, u"food"));
  92         CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, u"foobars"));
  93         CPPUNIT_ASSERT(o3tl::starts_with(u""sv, oustringEmpty()));
  94         CPPUNIT_ASSERT(!o3tl::starts_with(u""sv, oustringFoo()));
  95         CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, oustringEmpty()));
  96         CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, oustringFoo()));
  97         CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, oustringFood()));
  98         CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, oustringFoobars()));
  99     }
 100
 101     void testStartsWithRest()
 102     {
 103         using namespace std::string_view_literals;
 104         {
 105             std::string_view rest;
 106             CPPUNIT_ASSERT(o3tl::starts_with(""sv, ""sv, &rest));
 107             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 108         }
 109         {
 110             std::string_view rest;
 111             CPPUNIT_ASSERT(!o3tl::starts_with(""sv, "foo"sv, &rest));
 112             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 113         }
 114         {
 115             std::string_view rest;
 116             CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, ""sv, &rest));
 117             CPPUNIT_ASSERT_EQUAL("foobar"sv, rest);
 118         }
 119         {
 120             std::string_view rest;
 121             CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, "foo"sv, &rest));
 122             CPPUNIT_ASSERT_EQUAL("bar"sv, rest);
 123         }
 124         {
 125             std::string_view rest;
 126             CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, "food"sv, &rest));
 127             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 128         }
 129         {
 130             std::string_view rest;
 131             CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, "foobars"sv, &rest));
 132             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 133         }
 134         {
 135             std::string_view rest;
 136             CPPUNIT_ASSERT(!o3tl::starts_with(""sv, 'f', &rest));
 137             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 138         }
 139         {
 140             std::string_view rest;
 141             CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, 'f', &rest));
 142             CPPUNIT_ASSERT_EQUAL("oobar"sv, rest);
 143         }
 144         {
 145             std::string_view rest;
 146             CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, 'g', &rest));
 147             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 148         }
 149         {
 150             std::string_view rest;
 151             CPPUNIT_ASSERT(o3tl::starts_with(""sv, "", &rest));
 152             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 153         }
 154         {
 155             std::string_view rest;
 156             CPPUNIT_ASSERT(!o3tl::starts_with(""sv, "foo", &rest));
 157             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 158         }
 159         {
 160             std::string_view rest;
 161             CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, "", &rest));
 162             CPPUNIT_ASSERT_EQUAL("foobar"sv, rest);
 163         }
 164         {
 165             std::string_view rest;
 166             CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, "foo", &rest));
 167             CPPUNIT_ASSERT_EQUAL("bar"sv, rest);
 168         }
 169         {
 170             std::string_view rest;
 171             CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, "food", &rest));
 172             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 173         }
 174         {
 175             std::string_view rest;
 176             CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, "foobars", &rest));
 177             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 178         }
 179         {
 180             std::string_view rest;
 181             CPPUNIT_ASSERT(o3tl::starts_with(""sv, ostringEmpty(), &rest));
 182             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 183         }
 184         {
 185             std::string_view rest;
 186             CPPUNIT_ASSERT(!o3tl::starts_with(""sv, ostringFoo(), &rest));
 187             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 188         }
 189         {
 190             std::string_view rest;
 191             CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, ostringEmpty(), &rest));
 192             CPPUNIT_ASSERT_EQUAL("foobar"sv, rest);
 193         }
 194         {
 195             std::string_view rest;
 196             CPPUNIT_ASSERT(o3tl::starts_with("foobar"sv, ostringFoo(), &rest));
 197             CPPUNIT_ASSERT_EQUAL("bar"sv, rest);
 198         }
 199         {
 200             std::string_view rest;
 201             CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, ostringFood(), &rest));
 202             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 203         }
 204         {
 205             std::string_view rest;
 206             CPPUNIT_ASSERT(!o3tl::starts_with("foobar"sv, ostringFoobars(), &rest));
 207             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 208         }
 209         {
 210             std::u16string_view rest;
 211             CPPUNIT_ASSERT(o3tl::starts_with(u""sv, u""sv, &rest));
 212             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 213         }
 214         {
 215             std::u16string_view rest;
 216             CPPUNIT_ASSERT(!o3tl::starts_with(u""sv, u"foo"sv, &rest));
 217             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 218         }
 219         {
 220             std::u16string_view rest;
 221             CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, u""sv, &rest));
 222             CPPUNIT_ASSERT_EQUAL(u"foobar"sv, rest);
 223         }
 224         {
 225             std::u16string_view rest;
 226             CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, u"foo"sv, &rest));
 227             CPPUNIT_ASSERT_EQUAL(u"bar"sv, rest);
 228         }
 229         {
 230             std::u16string_view rest;
 231             CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, u"food"sv, &rest));
 232             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 233         }
 234         {
 235             std::u16string_view rest;
 236             CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, u"foobars"sv, &rest));
 237             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 238         }
 239         {
 240             std::u16string_view rest;
 241             CPPUNIT_ASSERT(!o3tl::starts_with(u""sv, u'f', &rest));
 242             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 243         }
 244         {
 245             std::u16string_view rest;
 246             CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, u'f', &rest));
 247             CPPUNIT_ASSERT_EQUAL(u"oobar"sv, rest);
 248         }
 249         {
 250             std::u16string_view rest;
 251             CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, u'g', &rest));
 252             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 253         }
 254         {
 255             std::u16string_view rest;
 256             CPPUNIT_ASSERT(o3tl::starts_with(u""sv, u"", &rest));
 257             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 258         }
 259         {
 260             std::u16string_view rest;
 261             CPPUNIT_ASSERT(!o3tl::starts_with(u""sv, u"foo", &rest));
 262             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 263         }
 264         {
 265             std::u16string_view rest;
 266             CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, u"", &rest));
 267             CPPUNIT_ASSERT_EQUAL(u"foobar"sv, rest);
 268         }
 269         {
 270             std::u16string_view rest;
 271             CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, u"foo", &rest));
 272             CPPUNIT_ASSERT_EQUAL(u"bar"sv, rest);
 273         }
 274         {
 275             std::u16string_view rest;
 276             CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, u"food", &rest));
 277             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 278         }
 279         {
 280             std::u16string_view rest;
 281             CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, u"foobars", &rest));
 282             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 283         }
 284         {
 285             std::u16string_view rest;
 286             CPPUNIT_ASSERT(o3tl::starts_with(u""sv, oustringEmpty(), &rest));
 287             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 288         }
 289         {
 290             std::u16string_view rest;
 291             CPPUNIT_ASSERT(!o3tl::starts_with(u""sv, oustringFoo(), &rest));
 292             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 293         }
 294         {
 295             std::u16string_view rest;
 296             CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, oustringEmpty(), &rest));
 297             CPPUNIT_ASSERT_EQUAL(u"foobar"sv, rest);
 298         }
 299         {
 300             std::u16string_view rest;
 301             CPPUNIT_ASSERT(o3tl::starts_with(u"foobar"sv, oustringFoo(), &rest));
 302             CPPUNIT_ASSERT_EQUAL(u"bar"sv, rest);
 303         }
 304         {
 305             std::u16string_view rest;
 306             CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, oustringFood(), &rest));
 307             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 308         }
 309         {
 310             std::u16string_view rest;
 311             CPPUNIT_ASSERT(!o3tl::starts_with(u"foobar"sv, oustringFoobars(), &rest));
 312             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 313         }
 314     }
 315
 316     void testEndsWith()
 317     {
 318         using namespace std::string_view_literals;
 319         CPPUNIT_ASSERT(o3tl::ends_with(""sv, ""sv));
 320         CPPUNIT_ASSERT(!o3tl::ends_with(""sv, "oof"sv));
 321         CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, ""sv));
 322         CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, "oof"sv));
 323         CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, "doof"sv));
 324         CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, "sraboof"sv));
 325         CPPUNIT_ASSERT(!o3tl::ends_with(""sv, 'f'));
 326         CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, 'f'));
 327         CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, 'g'));
 328         CPPUNIT_ASSERT(o3tl::ends_with(""sv, ""));
 329         CPPUNIT_ASSERT(!o3tl::ends_with(""sv, "oof"));
 330         CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, ""));
 331         CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, "oof"));
 332         CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, "doof"));
 333         CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, "sraboof"));
 334         CPPUNIT_ASSERT(o3tl::ends_with(""sv, ostringEmpty()));
 335         CPPUNIT_ASSERT(!o3tl::ends_with(""sv, ostringOof()));
 336         CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, ostringEmpty()));
 337         CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, ostringOof()));
 338         CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, ostringDoof()));
 339         CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, ostringSraboof()));
 340         CPPUNIT_ASSERT(o3tl::ends_with(u""sv, u""sv));
 341         CPPUNIT_ASSERT(!o3tl::ends_with(u""sv, u"oof"sv));
 342         CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, u""sv));
 343         CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, u"oof"sv));
 344         CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, u"doof"sv));
 345         CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, u"sraboof"sv));
 346         CPPUNIT_ASSERT(!o3tl::ends_with(u""sv, u'f'));
 347         CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, u'f'));
 348         CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, u'g'));
 349         CPPUNIT_ASSERT(o3tl::ends_with(u""sv, u""));
 350         CPPUNIT_ASSERT(!o3tl::ends_with(u""sv, u"oof"));
 351         CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, u""));
 352         CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, u"oof"));
 353         CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, u"doof"));
 354         CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, u"sraboof"));
 355         CPPUNIT_ASSERT(o3tl::ends_with(u""sv, oustringEmpty()));
 356         CPPUNIT_ASSERT(!o3tl::ends_with(u""sv, oustringOof()));
 357         CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, oustringEmpty()));
 358         CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, oustringOof()));
 359         CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, oustringDoof()));
 360         CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, oustringSraboof()));
 361     }
 362
 363     void testEndsWithRest()
 364     {
 365         using namespace std::string_view_literals;
 366         {
 367             std::string_view rest;
 368             CPPUNIT_ASSERT(o3tl::ends_with(""sv, ""sv, &rest));
 369             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 370         }
 371         {
 372             std::string_view rest;
 373             CPPUNIT_ASSERT(!o3tl::ends_with(""sv, "oof"sv, &rest));
 374             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 375         }
 376         {
 377             std::string_view rest;
 378             CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, ""sv, &rest));
 379             CPPUNIT_ASSERT_EQUAL("raboof"sv, rest);
 380         }
 381         {
 382             std::string_view rest;
 383             CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, "oof"sv, &rest));
 384             CPPUNIT_ASSERT_EQUAL("rab"sv, rest);
 385         }
 386         {
 387             std::string_view rest;
 388             CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, "doof"sv, &rest));
 389             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 390         }
 391         {
 392             std::string_view rest;
 393             CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, "sraboof"sv, &rest));
 394             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 395         }
 396         {
 397             std::string_view rest;
 398             CPPUNIT_ASSERT(!o3tl::ends_with(""sv, 'f', &rest));
 399             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 400         }
 401         {
 402             std::string_view rest;
 403             CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, 'f', &rest));
 404             CPPUNIT_ASSERT_EQUAL("raboo"sv, rest);
 405         }
 406         {
 407             std::string_view rest;
 408             CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, 'g', &rest));
 409             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 410         }
 411         {
 412             std::string_view rest;
 413             CPPUNIT_ASSERT(o3tl::ends_with(""sv, "", &rest));
 414             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 415         }
 416         {
 417             std::string_view rest;
 418             CPPUNIT_ASSERT(!o3tl::ends_with(""sv, "oof", &rest));
 419             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 420         }
 421         {
 422             std::string_view rest;
 423             CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, "", &rest));
 424             CPPUNIT_ASSERT_EQUAL("raboof"sv, rest);
 425         }
 426         {
 427             std::string_view rest;
 428             CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, "oof", &rest));
 429             CPPUNIT_ASSERT_EQUAL("rab"sv, rest);
 430         }
 431         {
 432             std::string_view rest;
 433             CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, "doof", &rest));
 434             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 435         }
 436         {
 437             std::string_view rest;
 438             CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, "sraboof", &rest));
 439             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 440         }
 441         {
 442             std::string_view rest;
 443             CPPUNIT_ASSERT(o3tl::ends_with(""sv, ostringEmpty(), &rest));
 444             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 445         }
 446         {
 447             std::string_view rest;
 448             CPPUNIT_ASSERT(!o3tl::ends_with(""sv, ostringOof(), &rest));
 449             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 450         }
 451         {
 452             std::string_view rest;
 453             CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, ostringEmpty(), &rest));
 454             CPPUNIT_ASSERT_EQUAL("raboof"sv, rest);
 455         }
 456         {
 457             std::string_view rest;
 458             CPPUNIT_ASSERT(o3tl::ends_with("raboof"sv, ostringOof(), &rest));
 459             CPPUNIT_ASSERT_EQUAL("rab"sv, rest);
 460         }
 461         {
 462             std::string_view rest;
 463             CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, ostringDoof(), &rest));
 464             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 465         }
 466         {
 467             std::string_view rest;
 468             CPPUNIT_ASSERT(!o3tl::ends_with("raboof"sv, ostringSraboof(), &rest));
 469             CPPUNIT_ASSERT_EQUAL(""sv, rest);
 470         }
 471         {
 472             std::u16string_view rest;
 473             CPPUNIT_ASSERT(o3tl::ends_with(u""sv, u""sv, &rest));
 474             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 475         }
 476         {
 477             std::u16string_view rest;
 478             CPPUNIT_ASSERT(!o3tl::ends_with(u""sv, u"oof"sv, &rest));
 479             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 480         }
 481         {
 482             std::u16string_view rest;
 483             CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, u""sv, &rest));
 484             CPPUNIT_ASSERT_EQUAL(u"raboof"sv, rest);
 485         }
 486         {
 487             std::u16string_view rest;
 488             CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, u"oof"sv, &rest));
 489             CPPUNIT_ASSERT_EQUAL(u"rab"sv, rest);
 490         }
 491         {
 492             std::u16string_view rest;
 493             CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, u"doof"sv, &rest));
 494             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 495         }
 496         {
 497             std::u16string_view rest;
 498             CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, u"sraboof"sv, &rest));
 499             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 500         }
 501         {
 502             std::u16string_view rest;
 503             CPPUNIT_ASSERT(!o3tl::ends_with(u""sv, u'f', &rest));
 504             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 505         }
 506         {
 507             std::u16string_view rest;
 508             CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, u'f', &rest));
 509             CPPUNIT_ASSERT_EQUAL(u"raboo"sv, rest);
 510         }
 511         {
 512             std::u16string_view rest;
 513             CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, u'g', &rest));
 514             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 515         }
 516         {
 517             std::u16string_view rest;
 518             CPPUNIT_ASSERT(o3tl::ends_with(u""sv, u"", &rest));
 519             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 520         }
 521         {
 522             std::u16string_view rest;
 523             CPPUNIT_ASSERT(!o3tl::ends_with(u""sv, u"oof", &rest));
 524             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 525         }
 526         {
 527             std::u16string_view rest;
 528             CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, u"", &rest));
 529             CPPUNIT_ASSERT_EQUAL(u"raboof"sv, rest);
 530         }
 531         {
 532             std::u16string_view rest;
 533             CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, u"oof", &rest));
 534             CPPUNIT_ASSERT_EQUAL(u"rab"sv, rest);
 535         }
 536         {
 537             std::u16string_view rest;
 538             CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, u"doof", &rest));
 539             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 540         }
 541         {
 542             std::u16string_view rest;
 543             CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, u"sraboof", &rest));
 544             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 545         }
 546         {
 547             std::u16string_view rest;
 548             CPPUNIT_ASSERT(o3tl::ends_with(u""sv, oustringEmpty(), &rest));
 549             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 550         }
 551         {
 552             std::u16string_view rest;
 553             CPPUNIT_ASSERT(!o3tl::ends_with(u""sv, oustringOof(), &rest));
 554             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 555         }
 556         {
 557             std::u16string_view rest;
 558             CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, oustringEmpty(), &rest));
 559             CPPUNIT_ASSERT_EQUAL(u"raboof"sv, rest);
 560         }
 561         {
 562             std::u16string_view rest;
 563             CPPUNIT_ASSERT(o3tl::ends_with(u"raboof"sv, oustringOof(), &rest));
 564             CPPUNIT_ASSERT_EQUAL(u"rab"sv, rest);
 565         }
 566         {
 567             std::u16string_view rest;
 568             CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, oustringDoof(), &rest));
 569             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 570         }
 571         {
 572             std::u16string_view rest;
 573             CPPUNIT_ASSERT(!o3tl::ends_with(u"raboof"sv, oustringSraboof(), &rest));
 574             CPPUNIT_ASSERT_EQUAL(u""sv, rest);
 575         }
 576     }
 577
 578     void testEqualsIgnoreAsciiCase()
 579     {
 580         using namespace std::string_view_literals;
 581         CPPUNIT_ASSERT(o3tl::equalsIgnoreAsciiCase(u"test"sv, u"test"sv));
 582         CPPUNIT_ASSERT(!o3tl::equalsIgnoreAsciiCase(u"test"sv, u"test2"sv));
 583
 584         CPPUNIT_ASSERT_EQUAL(0, o3tl::compareToIgnoreAsciiCase(u"test"sv, u"test"sv));
 585         CPPUNIT_ASSERT_GREATER(0, o3tl::compareToIgnoreAsciiCase(u"zest"sv, u"test"sv));
 586         CPPUNIT_ASSERT_LESS(0, o3tl::compareToIgnoreAsciiCase(u"test"sv, u"test2"sv));
 587     }
 588
 589     void testGetToken()
 590     {
 591         {
 592             // Explicit initialization of suTokenStr to avoid an unhelpful loplugin:stringviewvar;
 593             // it is the o3tl::getToken overload taking OUString that we want to test here:
 594             OUString suTokenStr(u""_ustr);
 595             sal_Int32 nIndex = 0;
 596             do
 597             {
 598                 o3tl::getToken(suTokenStr, 0, ';', nIndex);
 599             } while (nIndex >= 0);
 600             // should not GPF
 601         }
 602         {
 603             OUString suTokenStr(u"a;b"_ustr);
 604
 605             sal_Int32 nIndex = 0;
 606
 607             std::u16string_view suToken = o3tl::getToken(suTokenStr, 0, ';', nIndex);
 608             CPPUNIT_ASSERT_EQUAL_MESSAGE("Token should be a 'a'", std::u16string_view(u"a"),
 609                                          suToken);
 610
 611             suToken = o3tl::getToken(suTokenStr, 0, ';', nIndex);
 612             CPPUNIT_ASSERT_EQUAL_MESSAGE("Token should be a 'b'", std::u16string_view(u"b"),
 613                                          suToken);
 614             CPPUNIT_ASSERT_EQUAL_MESSAGE("index should be negative", static_cast<sal_Int32>(-1),
 615                                          nIndex);
 616         }
 617         {
 618             std::u16string_view suTokenStr(u"a;b.c");
 619
 620             sal_Int32 nIndex = 0;
 621
 622             std::u16string_view suToken = o3tl::getToken(suTokenStr, 0, ';', nIndex);
 623             CPPUNIT_ASSERT_EQUAL_MESSAGE("Token should be a 'a'", std::u16string_view(u"a"),
 624                                          suToken);
 625
 626             suToken = o3tl::getToken(suTokenStr, 0, '.', nIndex);
 627             CPPUNIT_ASSERT_EQUAL_MESSAGE("Token should be a 'b'", std::u16string_view(u"b"),
 628                                          suToken);
 629
 630             suToken = o3tl::getToken(suTokenStr, 0, '.', nIndex);
 631             CPPUNIT_ASSERT_EQUAL_MESSAGE("Token should be a 'c'", std::u16string_view(u"c"),
 632                                          suToken);
 633             CPPUNIT_ASSERT_EQUAL_MESSAGE("index should be negative", static_cast<sal_Int32>(-1),
 634                                          nIndex);
 635         }
 636         {
 637             std::u16string_view suTokenStr(u"a;;b");
 638
 639             sal_Int32 nIndex = 0;
 640
 641             std::u16string_view suToken = o3tl::getToken(suTokenStr, 0, ';', nIndex);
 642             CPPUNIT_ASSERT_EQUAL_MESSAGE("Token should be a 'a'", std::u16string_view(u"a"),
 643                                          suToken);
 644
 645             suToken = o3tl::getToken(suTokenStr, 0, ';', nIndex);
 646             CPPUNIT_ASSERT_MESSAGE("Token should be empty", suToken.empty());
 647
 648             suToken = o3tl::getToken(suTokenStr, 0, ';', nIndex);
 649             CPPUNIT_ASSERT_EQUAL_MESSAGE("Token should be a 'b'", std::u16string_view(u"b"),
 650                                          suToken);
 651             CPPUNIT_ASSERT_EQUAL_MESSAGE("index should be negative", static_cast<sal_Int32>(-1),
 652                                          nIndex);
 653         }
 654         {
 655             std::u16string_view suTokenStr(u"longer.then.ever.");
 656
 657             sal_Int32 nIndex = 0;
 658
 659             std::u16string_view suToken = o3tl::getToken(suTokenStr, 0, '.', nIndex);
 660             CPPUNIT_ASSERT_EQUAL_MESSAGE("Token should be 'longer'", std::u16string_view(u"longer"),
 661                                          suToken);
 662
 663             suToken = o3tl::getToken(suTokenStr, 0, '.', nIndex);
 664             CPPUNIT_ASSERT_EQUAL_MESSAGE("Token should be 'then'", std::u16string_view(u"then"),
 665                                          suToken);
 666
 667             suToken = o3tl::getToken(suTokenStr, 0, '.', nIndex);
 668             CPPUNIT_ASSERT_EQUAL_MESSAGE("Token should be 'ever'", std::u16string_view(u"ever"),
 669                                          suToken);
 670
 671             suToken = o3tl::getToken(suTokenStr, 0, '.', nIndex);
 672             CPPUNIT_ASSERT_MESSAGE("Token should be empty", suToken.empty());
 673
 674             CPPUNIT_ASSERT_EQUAL_MESSAGE("index should be negative", static_cast<sal_Int32>(-1),
 675                                          nIndex);
 676         }
 677         {
 678             std::u16string_view ab(u"ab");
 679             sal_Int32 n = 0;
 680             CPPUNIT_ASSERT_EQUAL_MESSAGE("token should be 'ab'", ab, o3tl::getToken(ab, 0, '-', n));
 681             CPPUNIT_ASSERT_EQUAL_MESSAGE("n should be -1", static_cast<sal_Int32>(-1), n);
 682             CPPUNIT_ASSERT_MESSAGE("token should be empty", o3tl::getToken(ab, 0, '-', n).empty());
 683         }
 684         {
 685             std::u16string_view suTokenStr;
 686             auto pTokenStr = suTokenStr.data();
 687             sal_uInt64 n64 = reinterpret_cast<sal_uInt64>(pTokenStr) / sizeof(sal_Unicode);
 688             // Point either to 0x0, or to some random address -4GiB away from this string
 689             sal_Int32 n = n64 > o3tl::make_unsigned(SAL_MAX_INT32) ? -SAL_MAX_INT32
 690                                                                    : -static_cast<sal_Int32>(n64);
 691             o3tl::getToken(suTokenStr, 0, ';', n);
 692             // should not GPF with negative index
 693         }
 694         {
 695             CPPUNIT_ASSERT_MESSAGE("compareToAscii",
 696                                    u"aaa"_ustr.compareToAscii("aa")
 697                                        > 0); // just for comparison to following line
 698             CPPUNIT_ASSERT_MESSAGE("compareToAscii", o3tl::compareToAscii(u"aaa", "aa") > 0);
 699
 700             OUString aa(u"aa"_ustr);
 701             CPPUNIT_ASSERT_MESSAGE("compareToAscii",
 702                                    aa.compareToAscii("aaa")
 703                                        < 0); // just for comparison to following line
 704             CPPUNIT_ASSERT_MESSAGE("compareToAscii", o3tl::compareToAscii(u"aa", "aaa") < 0);
 705
 706             CPPUNIT_ASSERT_MESSAGE(
 707                 "equalsIgnoreAsciiCase",
 708                 aa.equalsIgnoreAsciiCase("AA")); // just for comparison to following line
 709             CPPUNIT_ASSERT_MESSAGE("equalsIgnoreAsciiCase",
 710                                    o3tl::equalsIgnoreAsciiCase(u"aa", "AA"));
 711
 712             CPPUNIT_ASSERT_MESSAGE(
 713                 "matchIgnoreAsciiCase",
 714                 aa.matchIgnoreAsciiCase("a")); // just for comparison to following line
 715             CPPUNIT_ASSERT_MESSAGE("matchIgnoreAsciiCase", o3tl::matchIgnoreAsciiCase(u"aa", "a"));
 716
 717             CPPUNIT_ASSERT_MESSAGE(
 718                 "endsWithIgnoreAsciiCase",
 719                 aa.endsWithIgnoreAsciiCase("a")); // just for comparison to following line
 720             CPPUNIT_ASSERT_MESSAGE("endsWithIgnoreAsciiCase",
 721                                    o3tl::endsWithIgnoreAsciiCase(u"aa", "a"));
 722             CPPUNIT_ASSERT_MESSAGE("endsWithIgnoreAsciiCase",
 723                                    o3tl::endsWithIgnoreAsciiCase(u"aa", u"a"));
 724         }
 725     }
 726
 727     void testIterateCodePoints()
 728     {
 729         {
 730             sal_Int32 i = 1;
 731             auto const c = o3tl::iterateCodePoints(u"\U00010000", &i, 1);
 732             CPPUNIT_ASSERT_EQUAL(sal_Int32(2), i);
 733             CPPUNIT_ASSERT_EQUAL(sal_uInt32(0xDC00), c);
 734         }
 735         {
 736             sal_Int32 i = 2;
 737             auto const c = o3tl::iterateCodePoints(u"a\U00010000", &i, -1);
 738             CPPUNIT_ASSERT_EQUAL(sal_Int32(1), i);
 739             CPPUNIT_ASSERT_EQUAL(sal_uInt32(0x10000), c);
 740         }
 741     }
 742 };
 743
 744 CPPUNIT_TEST_SUITE_REGISTRATION(Test);
 745 }
 746
 747 /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */