Adding the capacity() method to the FString class
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Markus Gans
parent
96edb762c7
commit
98bff1e45b
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@ -1,5 +1,6 @@
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2018-10-26 Markus Gans <guru.mail@muenster.de>
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* Building Fix for a negative value check (gcc < 4.8)
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* Adding the capacity() method to the FString class
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2018-10-21 Markus Gans <guru.mail@muenster.de>
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* Moving static attributes from FApplication to FWidget
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@ -1474,7 +1474,7 @@ inline void FString::_assign (const wchar_t s[])
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uInt new_length = uInt(std::wcslen(s));
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if ( ! string || new_length > bufsize - 1 )
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if ( ! string || new_length > capacity() )
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{
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if ( string )
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delete[](string);
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@ -1493,8 +1493,8 @@ inline void FString::_assign (const wchar_t s[])
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}
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std::wcsncpy (string, s, bufsize);
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string[bufsize - 1] = L'\0';
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length = new_length;
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string[capacity()] = L'\0';
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}
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//----------------------------------------------------------------------
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@ -1520,7 +1520,7 @@ inline void FString::_insert (std::size_t len, const wchar_t s[])
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}
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std::wcsncpy (string, s, bufsize);
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string[bufsize - 1] = L'\0';
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string[capacity()] = L'\0';
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}
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//----------------------------------------------------------------------
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@ -1539,7 +1539,7 @@ inline void FString::_insert ( std::size_t pos
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{
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std::size_t x;
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if ( (length + len + 1) <= bufsize )
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if ( length + len <= capacity() )
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{
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// output string <= bufsize
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for (x = length; x + 1 > pos; x--) // shifting right side + '\0'
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@ -1587,7 +1587,7 @@ inline void FString::_insert ( std::size_t pos
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//----------------------------------------------------------------------
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inline void FString::_remove (std::size_t pos, std::size_t len)
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{
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if ( (bufsize - length - 1 + len) <= FWDBUFFER )
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if ( capacity() - length + len <= FWDBUFFER )
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{
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// shifting left side to pos
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for (std::size_t i = pos; i + len < length + 1; i++)
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@ -187,6 +187,7 @@ class FString
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// Methods
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std::size_t getLength() const;
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std::size_t getUTF8length() const;
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std::size_t capacity() const;
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iterator begin() const;
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iterator end() const;
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@ -368,6 +369,10 @@ inline bool FString::isEmpty() const
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inline std::size_t FString::getLength() const
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{ return length; }
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//----------------------------------------------------------------------
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inline std::size_t FString::capacity() const
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{ return ( length > 0 ) ? bufsize - 1 : 0; }
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//----------------------------------------------------------------------
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inline FString::iterator FString::begin() const
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{ return string; }
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@ -162,6 +162,7 @@ void FStringTest::noArgumentTest()
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CPPUNIT_ASSERT ( empty.isNull() );
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CPPUNIT_ASSERT ( empty.isEmpty() );
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CPPUNIT_ASSERT ( empty.getLength() == 0 );
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CPPUNIT_ASSERT ( empty.capacity() == 0 );
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CPPUNIT_ASSERT ( empty.getUTF8length() == 0 );
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CPPUNIT_ASSERT ( empty.wc_str() == 0 );
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CPPUNIT_ASSERT ( empty.c_str() == 0 );
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@ -177,6 +178,7 @@ void FStringTest::noArgumentTest()
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CPPUNIT_ASSERT ( wcstr == 0 );
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std::string str = empty.toString();
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CPPUNIT_ASSERT ( str.length() == 0 );
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CPPUNIT_ASSERT ( str.capacity() == 15 );
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CPPUNIT_ASSERT ( str.size() == 0 );
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CPPUNIT_ASSERT ( str.empty() );
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const finalcut::FString fstr = str;
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@ -217,6 +219,7 @@ void FStringTest::initLengthTest()
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{
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const finalcut::FString s1(0);
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CPPUNIT_ASSERT ( s1.getLength() == 0 );
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CPPUNIT_ASSERT ( s1.capacity() == 0 );
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CPPUNIT_ASSERT ( s1.isNull() );
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CPPUNIT_ASSERT ( s1.isEmpty() );
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@ -224,26 +227,31 @@ void FStringTest::initLengthTest()
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const std::size_t x2 = 10;
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const finalcut::FString s2(x1);
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CPPUNIT_ASSERT ( s2.getLength() == 10 );
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CPPUNIT_ASSERT ( s2.capacity() == 25 );
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CPPUNIT_ASSERT ( ! s2.isNull() );
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CPPUNIT_ASSERT ( s2.isEmpty() );
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const finalcut::FString s3(x2);
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CPPUNIT_ASSERT ( s3.getLength() == 10 );
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CPPUNIT_ASSERT ( s3.capacity() == 25 );
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CPPUNIT_ASSERT ( ! s3.isNull() );
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CPPUNIT_ASSERT ( s3.isEmpty() );
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const finalcut::FString s4(0, L'-');
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CPPUNIT_ASSERT ( s4.getLength() == 0 );
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CPPUNIT_ASSERT ( s4.capacity() == 0 );
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CPPUNIT_ASSERT ( s4.isNull() );
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CPPUNIT_ASSERT ( s4.isEmpty() );
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const finalcut::FString s5(0, '-');
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CPPUNIT_ASSERT ( s5.getLength() == 0 );
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CPPUNIT_ASSERT ( s5.capacity() == 0 );
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CPPUNIT_ASSERT ( s5.isNull() );
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CPPUNIT_ASSERT ( s5.isEmpty() );
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const finalcut::FString s6(0, char(0));
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CPPUNIT_ASSERT ( s6.getLength() == 0 );
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CPPUNIT_ASSERT ( s6.capacity() == 0 );
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CPPUNIT_ASSERT ( s6.isNull() );
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CPPUNIT_ASSERT ( s6.isEmpty() );
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@ -254,21 +262,25 @@ void FStringTest::initLengthTest()
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const finalcut::FString s8(x2, '-');
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CPPUNIT_ASSERT ( s8.getLength() == 10 );
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CPPUNIT_ASSERT ( s8.capacity() == 25 );
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CPPUNIT_ASSERT ( ! s8.isNull() );
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CPPUNIT_ASSERT ( ! s8.isEmpty() );
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const finalcut::FString s9(x1, L'-');
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CPPUNIT_ASSERT ( s9.getLength() == 10 );
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CPPUNIT_ASSERT ( s9.capacity() == 25 );
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CPPUNIT_ASSERT ( ! s9.isNull() );
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CPPUNIT_ASSERT ( ! s9.isEmpty() );
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const finalcut::FString s10(x2, L'-');
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CPPUNIT_ASSERT ( s10.getLength() == 10 );
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CPPUNIT_ASSERT ( s10.capacity() == 25 );
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CPPUNIT_ASSERT ( ! s10.isNull() );
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CPPUNIT_ASSERT ( ! s10.isEmpty() );
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const finalcut::FString s11(x2, wchar_t(0));
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CPPUNIT_ASSERT ( s11.getLength() == 10 );
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CPPUNIT_ASSERT ( s11.capacity() == 25 );
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CPPUNIT_ASSERT ( ! s11.isNull() );
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CPPUNIT_ASSERT ( s11.isEmpty() );
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}
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@ -280,6 +292,7 @@ void FStringTest::copyConstructorTest()
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const finalcut::FString s2(s1);
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CPPUNIT_ASSERT ( s2 == L"abc" );
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CPPUNIT_ASSERT ( s2.getLength() == 3 );
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CPPUNIT_ASSERT ( s2.capacity() == 18 );
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}
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//----------------------------------------------------------------------
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@ -326,42 +339,49 @@ void FStringTest::assignmentTest()
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CPPUNIT_ASSERT ( s1 );
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CPPUNIT_ASSERT ( s1 == L"abc" );
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CPPUNIT_ASSERT ( s1.getLength() == 3 );
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CPPUNIT_ASSERT ( s1.capacity() == 18 );
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const std::wstring s3(L"def");
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s1 = s3;
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CPPUNIT_ASSERT ( s1 );
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CPPUNIT_ASSERT ( s1 == L"def" );
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CPPUNIT_ASSERT ( s1.getLength() == 3 );
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CPPUNIT_ASSERT ( s1.capacity() == 18 );
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const std::string s4("ghi");
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s1 = s4;
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CPPUNIT_ASSERT ( s1 );
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CPPUNIT_ASSERT ( s1 == L"ghi" );
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CPPUNIT_ASSERT ( s1.getLength() == 3 );
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CPPUNIT_ASSERT ( s1.capacity() == 18 );
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const wchar_t s5[] = L"abc";
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s1 = s5;
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CPPUNIT_ASSERT ( s1 );
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CPPUNIT_ASSERT ( s1 == L"abc" );
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CPPUNIT_ASSERT ( s1.getLength() == 3 );
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CPPUNIT_ASSERT ( s1.capacity() == 18 );
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const char s6[] = "def";
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s1 = s6;
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CPPUNIT_ASSERT ( s1 );
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CPPUNIT_ASSERT ( s1 == L"def" );
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CPPUNIT_ASSERT ( s1.getLength() == 3 );
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CPPUNIT_ASSERT ( s1.capacity() == 18 );
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const wchar_t s7 = L'#';
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s1 = s7;
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CPPUNIT_ASSERT ( s1 );
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CPPUNIT_ASSERT ( s1 == L"#" );
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CPPUNIT_ASSERT ( s1.getLength() == 1 );
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CPPUNIT_ASSERT ( s1.capacity() == 18 );
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const char s8 = '%';
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s1 = s8;
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CPPUNIT_ASSERT ( s1 );
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CPPUNIT_ASSERT ( s1 == L"%" );
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CPPUNIT_ASSERT ( s1.getLength() == 1 );
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CPPUNIT_ASSERT ( s1.capacity() == 18 );
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s1.setString("A character string");
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CPPUNIT_ASSERT ( s1 );
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@ -537,6 +557,7 @@ void FStringTest::equalTest()
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CPPUNIT_ASSERT ( one_char == ch );
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CPPUNIT_ASSERT ( ch == one_char.c_str()[0] );
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CPPUNIT_ASSERT ( one_char.getLength() == 1 );
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CPPUNIT_ASSERT ( one_char.capacity() == 16 );
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const wchar_t wch = L'a';
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CPPUNIT_ASSERT ( one_char == wch );
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@ -550,6 +571,7 @@ void FStringTest::equalTest()
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CPPUNIT_ASSERT ( str == cstr );
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CPPUNIT_ASSERT ( str.getLength() == 3 );
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CPPUNIT_ASSERT ( str.getUTF8length() == 3 );
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CPPUNIT_ASSERT ( str.capacity() == 18 );
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CPPUNIT_ASSERT ( strncmp(cstr, str.c_str(), 3) == 0 );
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const wchar_t wcstr[] = L"abc";
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@ -570,6 +592,7 @@ void FStringTest::equalTest()
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CPPUNIT_ASSERT ( s->c_str()[0] == 'c');
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CPPUNIT_ASSERT ( s->getLength() == 1 );
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CPPUNIT_ASSERT ( s->capacity() == 16 );
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}
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//----------------------------------------------------------------------
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@ -580,6 +603,7 @@ void FStringTest::notEqualTest()
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CPPUNIT_ASSERT ( one_char != ch );
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CPPUNIT_ASSERT ( ch != one_char.c_str()[0] );
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CPPUNIT_ASSERT ( one_char.getLength() == 1 );
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CPPUNIT_ASSERT ( one_char.capacity() == 16 );
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const wchar_t wch = L'_';
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CPPUNIT_ASSERT ( one_char != wch );
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@ -597,6 +621,8 @@ void FStringTest::notEqualTest()
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CPPUNIT_ASSERT ( strlen(s2.c_str()) == 6 );
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CPPUNIT_ASSERT ( s1.getUTF8length() == 3 );
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CPPUNIT_ASSERT ( s2.getUTF8length() == 3 );
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CPPUNIT_ASSERT ( s1.capacity() == 18 );
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CPPUNIT_ASSERT ( s2.capacity() == 18 );
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CPPUNIT_ASSERT ( strncmp(cstr, s1.c_str(), 3) != 0 );
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const wchar_t wcstr[] = L"abc";
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@ -1236,21 +1262,25 @@ void FStringTest::trimTest()
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CPPUNIT_ASSERT ( trim_str2.rtrim().isEmpty() );
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CPPUNIT_ASSERT ( ! trim_str2.rtrim().isNull() );
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CPPUNIT_ASSERT ( trim_str2.rtrim().getLength() == 0 );
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CPPUNIT_ASSERT ( trim_str2.rtrim().capacity() == 0 );
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CPPUNIT_ASSERT ( trim_str2.ltrim().isEmpty() );
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CPPUNIT_ASSERT ( ! trim_str2.ltrim().isNull() );
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CPPUNIT_ASSERT ( trim_str2.ltrim().getLength() == 0 );
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CPPUNIT_ASSERT ( trim_str2.ltrim().capacity() == 0 );
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const finalcut::FString trim_str3;
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CPPUNIT_ASSERT ( trim_str3.ltrim().isEmpty() );
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CPPUNIT_ASSERT ( trim_str3.ltrim().isEmpty() );
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CPPUNIT_ASSERT ( trim_str3.ltrim().getLength() == 0 );
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CPPUNIT_ASSERT ( trim_str3.ltrim().capacity() == 0 );
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CPPUNIT_ASSERT ( trim_str3.rtrim().isEmpty() );
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CPPUNIT_ASSERT ( trim_str3.rtrim().isEmpty() );
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CPPUNIT_ASSERT ( trim_str3.rtrim().getLength() == 0 );
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CPPUNIT_ASSERT ( trim_str3.rtrim().capacity() == 0 );
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CPPUNIT_ASSERT ( trim_str3.trim().isEmpty() );
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CPPUNIT_ASSERT ( trim_str3.trim().isNull() );
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CPPUNIT_ASSERT ( trim_str3.trim().getLength() == 0 );
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CPPUNIT_ASSERT ( trim_str3.trim().capacity() == 0 );
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}
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//----------------------------------------------------------------------
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