sw/qa/core/test_ToxWhitespaceStripper.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   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/types.h>
  11
  12 #include <rtl/ustring.hxx>
  13
  14 #include <ToxWhitespaceStripper.hxx>
  15
  16 #include <cppunit/TestAssert.h>
  17 #include <cppunit/TestFixture.h>
  18 #include <cppunit/extensions/HelperMacros.h>
  19
  20 using namespace sw;
  21
  22 class ToxWhitespaceStripperTest : public CppUnit::TestFixture
  23 {
  24     void MappingCharactersToVariousStrippedStringsWorks();
  25
  26     void StrippingWhitespacesFromVariousStringsWorks();
  27
  28     void PositionAfterStringCanBeRequested();
  29
  30     void InvalidPositionIsMappedToLastEntry();
  31
  32     CPPUNIT_TEST_SUITE(ToxWhitespaceStripperTest);
  33     CPPUNIT_TEST(MappingCharactersToVariousStrippedStringsWorks);
  34     CPPUNIT_TEST(StrippingWhitespacesFromVariousStringsWorks);
  35     CPPUNIT_TEST(PositionAfterStringCanBeRequested);
  36     CPPUNIT_TEST(InvalidPositionIsMappedToLastEntry);
  37
  38     CPPUNIT_TEST_SUITE_END();
  39 };
  40
  41 void ToxWhitespaceStripperTest::MappingCharactersToVariousStrippedStringsWorks()
  42 {
  43     {
  44         ToxWhitespaceStripper sut(u"abc\n");
  45         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), sut.GetPositionInStrippedString(0));
  46         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), sut.GetPositionInStrippedString(1));
  47         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(2), sut.GetPositionInStrippedString(2));
  48         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(3), sut.GetPositionInStrippedString(3));
  49     }
  50     {
  51         ToxWhitespaceStripper sut(u"abc\n\n");
  52         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), sut.GetPositionInStrippedString(0));
  53         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), sut.GetPositionInStrippedString(1));
  54         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(2), sut.GetPositionInStrippedString(2));
  55         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(3), sut.GetPositionInStrippedString(3));
  56         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(3), sut.GetPositionInStrippedString(4));
  57     }
  58     {
  59         ToxWhitespaceStripper sut(u"abc\ndef");
  60         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), sut.GetPositionInStrippedString(0));
  61         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), sut.GetPositionInStrippedString(1));
  62         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(2), sut.GetPositionInStrippedString(2));
  63         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(3), sut.GetPositionInStrippedString(3));
  64         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(4), sut.GetPositionInStrippedString(4));
  65         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(5), sut.GetPositionInStrippedString(5));
  66         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(6), sut.GetPositionInStrippedString(6));
  67     }
  68     {
  69         //             012345 6789
  70         //             01234567
  71         //            " abc def"
  72         ToxWhitespaceStripper sut(u"  abc \ndef");
  73         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), sut.GetPositionInStrippedString(0));
  74         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), sut.GetPositionInStrippedString(1));
  75         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(1), sut.GetPositionInStrippedString(2));
  76         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(2), sut.GetPositionInStrippedString(3));
  77         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(3), sut.GetPositionInStrippedString(4));
  78         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(4), sut.GetPositionInStrippedString(5));
  79         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(4), sut.GetPositionInStrippedString(6));
  80         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(5), sut.GetPositionInStrippedString(7));
  81         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(6), sut.GetPositionInStrippedString(8));
  82         CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(7), sut.GetPositionInStrippedString(9));
  83     }
  84 }
  85
  86 void ToxWhitespaceStripperTest::StrippingWhitespacesFromVariousStringsWorks()
  87 {
  88     {
  89         ToxWhitespaceStripper sut(u"abc\n");
  90         CPPUNIT_ASSERT_EQUAL(u"abc"_ustr, sut.GetStrippedString());
  91     }
  92     {
  93         ToxWhitespaceStripper sut(u"abc\n\n");
  94         CPPUNIT_ASSERT_EQUAL(u"abc"_ustr, sut.GetStrippedString());
  95     }
  96     {
  97         ToxWhitespaceStripper sut(u"abc\ndef");
  98         CPPUNIT_ASSERT_EQUAL(u"abc def"_ustr, sut.GetStrippedString());
  99     }
 100     {
 101         ToxWhitespaceStripper sut(u"  abc \ndef");
 102         CPPUNIT_ASSERT_EQUAL(u" abc def"_ustr, sut.GetStrippedString());
 103     }
 104     {
 105         ToxWhitespaceStripper sut(u"  ");
 106         CPPUNIT_ASSERT_EQUAL(u""_ustr, sut.GetStrippedString());
 107     }
 108     {
 109         ToxWhitespaceStripper sut(u"d  ");
 110         CPPUNIT_ASSERT_EQUAL(u"d"_ustr, sut.GetStrippedString());
 111     }
 112 }
 113
 114 void ToxWhitespaceStripperTest::PositionAfterStringCanBeRequested()
 115 {
 116     static OUString constexpr test(u"abc"_ustr);
 117     ToxWhitespaceStripper sut(test);
 118     sal_Int32 expected = test.getLength();
 119     CPPUNIT_ASSERT_EQUAL(expected, sut.GetPositionInStrippedString(test.getLength()));
 120 }
 121
 122 void ToxWhitespaceStripperTest::InvalidPositionIsMappedToLastEntry()
 123 {
 124     ToxWhitespaceStripper sut(u"ab  c");
 125     sal_Int32 const expected = 4; // the length of the string after merging the two whitespaces
 126     sal_Int32 result
 127         = sut.GetPositionInStrippedString(40); // a value past the original string length
 128     CPPUNIT_ASSERT_EQUAL(expected, result);
 129 }
 130
 131 // Put the test suite in the registry
 132 CPPUNIT_TEST_SUITE_REGISTRATION(ToxWhitespaceStripperTest);
 133
 134 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */