size_t countWordsArray(T* array) { size_t size = 0; size_t i = 0; if (!array) { return size; } while (i++ < strlen(array)) { if (isWordEnd(array[i]) && !isWordEnd(array[i-1])) { size++; } } return size; }
T* findNextWord(T* text) { if (!text || !*text) { return NULL; } while(!isWordEnd(*(text++))); if (!*(text-1)) { return NULL; } while(isWordEnd(*(text))) { if (!*text) { return NULL; } text++; } return text; }
T* wordProcessingArray(T* source, T* destination, size_t len) { if (!source || !*source || len < 2) { return destination; } if (len&1) { while(!isWordEnd(source[1])) { *(destination++) = *(source++); } } else{ *(destination++) = *(source); while(!isWordEnd(*source)) { *(destination++) = *(source++); } } return destination; }
size_t wordlen(T* word) { if (!word) { return 0; } size_t i = 0; while (!isWordEnd(word[i++])); return i-1; }
int cmpWithFirstWord(T* firstWord, T* word) { size_t i = 0, j = 0; if (!word) { return 0; } if (wordlen(firstWord) != wordlen(word)) { return 0; } if (word[i] != firstWord[j]) { return 0; } while (!isWordEnd(word[++i]) && !isWordEnd(firstWord[++j])) { if (word[i] != firstWord[j]) { return 0; } } return 1; }
T* findFirstWord(T* text) { if (!text || !*text) { return NULL; } if (!isWordEnd(*text)) { return text; } else { return findNextWord(text); } }
//////////////////////////////////////////////////////////////////////////////// // Input: hello, world // Result for pos: ....y......y // // Input: (one) two // Result for pos: y..yy...y bool isTokenEnd (const std::string& input, std::string::size_type pos) { // Delegate. if (isWordEnd (input, pos)) return true; // Punctuation divides tokens. if (pos < input.length () && isPunctuation (input[pos])) return true; return false; }
T* deleteEverySecondWord(T* text) { text = findFirstWord(text); if (!text) { return NULL; } T* result = (T*)malloc((strlen(text)+1)*sizeof(T)); int i = 0, j = 0, isEven = 0; do { if (isEven == 0) { result[j] = text[i]; j++; } if (i > 0 && isWordEnd(text[i]) && !isWordEnd(text[i-1])) { isEven ^= 1; } } while (i++ < strlen(text)); if (j > 0 && result[j-1]) { result[++j] = 0; } return (T*)realloc(result, (j+1)*sizeof(T)); }
void HarfBuzzShaper::setGlyphPositionsForHarfBuzzRun(HarfBuzzRun* currentRun, hb_buffer_t* harfBuzzBuffer) { const SimpleFontData* currentFontData = currentRun->fontData(); hb_glyph_info_t* glyphInfos = hb_buffer_get_glyph_infos(harfBuzzBuffer, 0); hb_glyph_position_t* glyphPositions = hb_buffer_get_glyph_positions(harfBuzzBuffer, 0); unsigned numGlyphs = currentRun->numGlyphs(); uint16_t* glyphToCharacterIndexes = currentRun->glyphToCharacterIndexes(); float totalAdvance = 0; // HarfBuzz returns the shaping result in visual order. We need not to flip for RTL. for (size_t i = 0; i < numGlyphs; ++i) { bool runEnd = i + 1 == numGlyphs; uint16_t glyph = glyphInfos[i].codepoint; float offsetX = harfBuzzPositionToFloat(glyphPositions[i].x_offset); float offsetY = -harfBuzzPositionToFloat(glyphPositions[i].y_offset); float advance = harfBuzzPositionToFloat(glyphPositions[i].x_advance); unsigned currentCharacterIndex = currentRun->startIndex() + glyphInfos[i].cluster; bool isClusterEnd = runEnd || glyphInfos[i].cluster != glyphInfos[i + 1].cluster; float spacing = 0; glyphToCharacterIndexes[i] = glyphInfos[i].cluster; if (isClusterEnd && !Font::treatAsZeroWidthSpace(m_normalizedBuffer[currentCharacterIndex])) spacing += m_letterSpacing; if (isClusterEnd && isWordEnd(currentCharacterIndex)) spacing += determineWordBreakSpacing(); if (currentFontData->isZeroWidthSpaceGlyph(glyph)) { currentRun->setGlyphAndPositions(i, glyph, 0, 0, 0); continue; } advance += spacing; if (m_run.rtl()) { // In RTL, spacing should be added to left side of glyphs. offsetX += spacing; if (!isClusterEnd) offsetX += m_letterSpacing; } currentRun->setGlyphAndPositions(i, glyph, advance, offsetX, offsetY); totalAdvance += advance; } currentRun->setWidth(totalAdvance > 0.0 ? totalAdvance : 0.0); m_totalWidth += currentRun->width(); }
void HarfBuzzShaper::setGlyphPositionsForHarfBuzzRun(GlyphBuffer* glyphBuffer) { hb_glyph_info_t* glyphInfos = hb_buffer_get_glyph_infos(m_harfbuzzBuffer, 0); hb_glyph_position_t* glyphPositions = hb_buffer_get_glyph_positions(m_harfbuzzBuffer, 0); HarfBuzzRun* currentRun = m_harfbuzzRuns.last().get(); unsigned numGlyphs = currentRun->numGlyphs(); float totalAdvance = 0; float nextOffsetX = harfbuzzPositionToFloat(glyphPositions[0].x_offset); float nextOffsetY = -harfbuzzPositionToFloat(glyphPositions[0].y_offset); // HarfBuzz returns the shaping result in visual order. We need not to flip them for RTL. for (size_t i = 0; i < numGlyphs; ++i) { bool runEnd = i + 1 == numGlyphs; uint16_t glyph = glyphInfos[i].codepoint; float offsetX = nextOffsetX; float offsetY = nextOffsetY; float advance = harfbuzzPositionToFloat(glyphPositions[i].x_advance); nextOffsetX = runEnd ? 0 : harfbuzzPositionToFloat(glyphPositions[i + 1].x_offset); nextOffsetY = runEnd ? 0 : -harfbuzzPositionToFloat(glyphPositions[i + 1].y_offset); unsigned currentCharacterIndex = m_startIndexOfCurrentRun + glyphInfos[i].cluster; bool isClusterEnd = runEnd || glyphInfos[i].cluster != glyphInfos[i + 1].cluster; float spacing = isClusterEnd ? m_letterSpacing : 0; if (isClusterEnd && isWordEnd(currentCharacterIndex)) spacing += determineWordBreakSpacing(); if (m_currentFontData->isZeroWidthSpaceGlyph(glyph)) { currentRun->setGlyphAndPositions(i, glyph, 0, 0, 0); if (glyphBuffer) glyphBuffer->add(glyph, m_currentFontData, createGlyphBufferAdvance(0, 0)); continue; } advance += spacing; currentRun->setGlyphAndPositions(i, glyph, totalAdvance + offsetX, offsetY, advance); if (glyphBuffer) { float glyphAdvanceX = advance + nextOffsetX - offsetX; float glyphAdvanceY = nextOffsetY - offsetY; glyphBuffer->add(glyph, m_currentFontData, createGlyphBufferAdvance(glyphAdvanceX, glyphAdvanceY)); } totalAdvance += advance; } currentRun->setWidth(totalAdvance > 0.0 ? totalAdvance : 0.0); m_totalWidth += currentRun->width(); }
// setPadding sets a number of pixels to be distributed across the TextRun. // WebKit uses this to justify text. void HarfBuzzShaperBase::setPadding(int padding) { m_padding = padding; m_padError = 0; if (!m_padding) return; // If we have padding to distribute, then we try to give an equal // amount to each space. The last space gets the smaller amount, if // any. unsigned numWordEnds = 0; for (unsigned i = 0; i < m_normalizedBufferLength; i++) { if (isWordEnd(i)) numWordEnds++; } if (numWordEnds) m_padPerWordBreak = m_padding / numWordEnds; else m_padPerWordBreak = 0; }
// returns true if the s12 needs further sorting bool SubstrSorter::encodeS12() { s12encoded.clear(); s12encoded.resize(s12.size()); int previousElement = s12[0]; unsigned int currentValue = combinedStrings[s12[0]] == 0 ? 0 : 1; bool needsSorting = false; for (unsigned int i = 0; i < s12.size(); ++i) { char wordEnd = isWordEnd(s12[i]); if (!equal(s12[i], previousElement)) { currentValue++; } else if (wordEnd == 1 && currentValue != 0) { needsSorting = true; } s12encoded[getS12EncodedPosition(s12[i])] = wordEnd * currentValue; previousElement = s12[i]; } return needsSorting; }
int main (int argc, char** argv) { UnitTest t (264); // void wrapText (std::vector <std::string>& lines, const std::string& text, const int width, bool hyphenate) std::string text = "This is a test of the line wrapping code."; std::vector <std::string> lines; wrapText (lines, text, 10, true); t.is (lines.size (), (size_t) 5, "wrapText 'This is a test of the line wrapping code.' -> total 5 lines"); t.is (lines[0], "This is a", "wrapText line 0 -> 'This is a'"); t.is (lines[1], "test of", "wrapText line 1 -> 'test of'"); t.is (lines[2], "the line", "wrapText line 2 -> 'the line'"); t.is (lines[3], "wrapping", "wrapText line 3 -> 'wrapping'"); t.is (lines[4], "code.", "wrapText line 4 -> 'code.'"); text = "This ☺ is a test of utf8 line extraction."; lines.clear (); wrapText (lines, text, 7, true); t.is (lines.size (), (size_t) 7, "wrapText 'This ☺ is a test of utf8 line extraction.' -> total 7 lines"); t.is (lines[0], "This ☺", "wrapText line 0 -> 'This ☺'"); t.is (lines[1], "is a", "wrapText line 1 -> 'is a'"); t.is (lines[2], "test of", "wrapText line 2 -> 'test of'"); t.is (lines[3], "utf8", "wrapText line 3 -> 'utf8'"); t.is (lines[4], "line", "wrapText line 4 -> 'line'"); t.is (lines[5], "extrac-", "wrapText line 5 -> 'extrac-'"); t.is (lines[6], "tion.", "wrapText line 6 -> 'tion.'"); text = "one two three\n four"; lines.clear (); wrapText (lines, text, 13, true); t.is (lines.size (), (size_t) 2, "wrapText 'one two three\\n four' -> 2 lines"); t.is (lines[0], "one two three", "wrapText line 0 -> 'one two three'"); t.is (lines[1], " four", "wrapText line 1 -> ' four'"); // void extractLine (std::string& text, std::string& line, int length, bool hyphenate, unsigned int& offset) text = "This ☺ is a test of utf8 line extraction."; unsigned int offset = 0; std::string line; extractLine (line, text, 7, true, offset); t.is (line, "This ☺", "extractLine 7 'This ☺ is a test of utf8 line extraction.' -> 'This ☺'"); // void extractLine (std::string& text, std::string& line, int length, bool hyphenate, unsigned int& offset) text = "line 1\nlengthy second line that exceeds width"; offset = 0; extractLine (line, text, 10, true, offset); t.is (line, "line 1", "extractLine 10 'line 1\\nlengthy second line that exceeds width' -> 'line 1'"); extractLine (line, text, 10, true, offset); t.is (line, "lengthy", "extractLine 10 'lengthy second line that exceeds width' -> 'lengthy'"); extractLine (line, text, 10, true, offset); t.is (line, "second", "extractLine 10 'second line that exceeds width' -> 'second'"); extractLine (line, text, 10, true, offset); t.is (line, "line that", "extractLine 10 'line that exceeds width' -> 'line that'"); extractLine (line, text, 10, true, offset); t.is (line, "exceeds", "extractLine 10 'exceeds width' -> 'exceeds'"); extractLine (line, text, 10, true, offset); t.is (line, "width", "extractLine 10 'width' -> 'width'"); t.notok (extractLine (line, text, 10, true, offset), "extractLine 10 '' -> ''"); // void split (std::vector<std::string>& results, const std::string& input, const char delimiter) std::vector <std::string> items; std::string unsplit = ""; split (items, unsplit, '-'); t.is (items.size (), (size_t) 0, "split '' '-' -> 0 items"); unsplit = "a"; split (items, unsplit, '-'); t.is (items.size (), (size_t) 1, "split 'a' '-' -> 1 item"); t.is (items[0], "a", "split 'a' '-' -> 'a'"); split (items, unsplit, '-'); t.is (items.size (), (size_t) 1, "split 'a' '-' -> 1 item"); t.is (items[0], "a", "split 'a' '-' -> 'a'"); unsplit = "-"; split (items, unsplit, '-'); t.is (items.size (), (size_t) 2, "split '-' '-' -> '' ''"); t.is (items[0], "", "split '-' '-' -> [0] ''"); t.is (items[1], "", "split '-' '-' -> [1] ''"); split_minimal (items, unsplit, '-'); t.is (items.size (), (size_t) 0, "split '-' '-' ->"); unsplit = "-a-bc-def"; split (items, unsplit, '-'); t.is (items.size (), (size_t) 4, "split '-a-bc-def' '-' -> '' 'a' 'bc' 'def'"); t.is (items[0], "", "split '-a-bc-def' '-' -> [0] ''"); t.is (items[1], "a", "split '-a-bc-def' '-' -> [1] 'a'"); t.is (items[2], "bc", "split '-a-bc-def' '-' -> [2] 'bc'"); t.is (items[3], "def", "split '-a-bc-def' '-' -> [3] 'def'"); split_minimal (items, unsplit, '-'); t.is (items.size (), (size_t) 3, "split '-a-bc-def' '-' -> 'a' 'bc' 'def'"); t.is (items[0], "a", "split '-a-bc-def' '-' -> [1] 'a'"); t.is (items[1], "bc", "split '-a-bc-def' '-' -> [2] 'bc'"); t.is (items[2], "def", "split '-a-bc-def' '-' -> [3] 'def'"); // void split (std::vector<std::string>& results, const std::string& input, const std::string& delimiter) unsplit = ""; split (items, unsplit, "--"); t.is (items.size (), (size_t) 0, "split '' '--' -> 0 items"); unsplit = "a"; split (items, unsplit, "--"); t.is (items.size (), (size_t) 1, "split 'a' '--' -> 1 item"); t.is (items[0], "a", "split 'a' '-' -> 'a'"); unsplit = "--"; split (items, unsplit, "--"); t.is (items.size (), (size_t) 2, "split '-' '--' -> '' ''"); t.is (items[0], "", "split '-' '-' -> [0] ''"); t.is (items[1], "", "split '-' '-' -> [1] ''"); unsplit = "--a--bc--def"; split (items, unsplit, "--"); t.is (items.size (), (size_t) 4, "split '-a-bc-def' '--' -> '' 'a' 'bc' 'def'"); t.is (items[0], "", "split '-a-bc-def' '--' -> [0] ''"); t.is (items[1], "a", "split '-a-bc-def' '--' -> [1] 'a'"); t.is (items[2], "bc", "split '-a-bc-def' '--' -> [2] 'bc'"); t.is (items[3], "def", "split '-a-bc-def' '--' -> [3] 'def'"); unsplit = "one\ntwo\nthree"; split (items, unsplit, "\n"); t.is (items.size (), (size_t) 3, "split 'one\\ntwo\\nthree' -> 'one', 'two', 'three'"); t.is (items[0], "one", "split 'one\\ntwo\\nthree' -> [0] 'one'"); t.is (items[1], "two", "split 'one\\ntwo\\nthree' -> [1] 'two'"); t.is (items[2], "three", "split 'one\\ntwo\\nthree' -> [2] 'three'"); // void splitq (std::vector<std::string>&, const std::string&, const char); unsplit = "one 'two' '' 'three four' \"five six seven\" eight'nine ten'"; splitq (items, unsplit, ' '); t.is (items.size () , (size_t) 6, "splitq 'one \\'two\\' \\'\\' \\'three four\\' \"five six seven\" eight'nine ten'"); t.is (items[0], "one", "splitq 'one \\'two\\' \\'\\' \\'three four\\' \"five six seven\" eight'nine ten' -> [0] 'one'"); t.is (items[1], "two", "splitq 'one \\'two\\' \\'\\' \\'three four\\' \"five six seven\" eight'nine ten' -> [1] 'two'"); t.is (items[2], "", "splitq 'one \\'two\\' \\'\\' \\'three four\\' \"five six seven\" eight'nine ten' -> [2] ''"); t.is (items[3], "three four", "splitq 'one \\'two\\' \\'\\' \\'three four\\' \"five six seven\" eight'nine ten' -> [3] 'three four'"); t.is (items[4], "five six seven", "splitq 'one \\'two\\' \\'\\' \\'three four\\' \"five six seven\" eight'nine ten' -> [4] 'five six seven'"); t.is (items[5], "eight'nine ten'", "splitq 'one \\'two\\' \\'\\' \\'three four\\' \"five six seven\" eight'nine ten' -> [4] 'eight\\'nine ten\\''"); // void join (std::string& result, const std::string& separator, const std::vector<std::string>& items) std::vector <std::string> unjoined; std::string joined; join (joined, "", unjoined); t.is (joined.length (), (size_t) 0, "join -> length 0"); t.is (joined, "", "join -> ''"); unjoined.push_back (""); unjoined.push_back ("a"); unjoined.push_back ("bc"); unjoined.push_back ("def"); join (joined, "", unjoined); t.is (joined.length (), (size_t) 6, "join '' 'a' 'bc' 'def' -> length 6"); t.is (joined, "abcdef", "join '' 'a' 'bc' 'def' -> 'abcdef'"); join (joined, "-", unjoined); t.is (joined.length (), (size_t) 9, "join '' - 'a' - 'bc' - 'def' -> length 9"); t.is (joined, "-a-bc-def", "join '' - 'a' - 'bc' - 'def' -> '-a-bc-def'"); // void join (std::string& result, const std::string& separator, const std::vector<int>& items) std::vector <int> unjoined2; join (joined, "", unjoined2); t.is (joined.length (), (size_t) 0, "join -> length 0"); t.is (joined, "", "join -> ''"); unjoined2.push_back (0); unjoined2.push_back (1); unjoined2.push_back (2); join (joined, "", unjoined2); t.is (joined.length (), (size_t) 3, "join 0 1 2 -> length 3"); t.is (joined, "012", "join 0 1 2 -> '012'"); join (joined, "-", unjoined2); t.is (joined.length (), (size_t) 5, "join 0 1 2 -> length 5"); t.is (joined, "0-1-2", "join 0 1 2 -> '0-1-2'"); // std::string trimLeft (const std::string& in, const std::string& t /*= " "*/) t.is (trimLeft (""), "", "trimLeft '' -> ''"); t.is (trimLeft (" "), "", "trimLeft ' ' -> ''"); t.is (trimLeft ("", " \t"), "", "trimLeft '' -> ''"); t.is (trimLeft ("xxx"), "xxx", "trimLeft 'xxx' -> 'xxx'"); t.is (trimLeft ("xxx", " \t"), "xxx", "trimLeft 'xxx' -> 'xxx'"); t.is (trimLeft (" \t xxx \t "), "\t xxx \t ", "trimLeft ' \\t xxx \\t ' -> '\\t xxx \\t '"); t.is (trimLeft (" \t xxx \t ", " \t"), "xxx \t ", "trimLeft ' \\t xxx \\t ' -> 'xxx \\t '"); // std::string trimRight (const std::string& in, const std::string& t /*= " "*/) t.is (trimRight (""), "", "trimRight '' -> ''"); t.is (trimRight (" "), "", "trimRight ' ' -> ''"); t.is (trimRight ("", " \t"), "", "trimRight '' -> ''"); t.is (trimRight ("xxx"), "xxx", "trimRight 'xxx' -> 'xxx'"); t.is (trimRight ("xxx", " \t"), "xxx", "trimRight 'xxx' -> 'xxx'"); t.is (trimRight (" \t xxx \t "), " \t xxx \t", "trimRight ' \\t xxx \\t ' -> ' \\t xxx \\t'"); t.is (trimRight (" \t xxx \t ", " \t"), " \t xxx", "trimRight ' \\t xxx \\t ' -> ' \\t xxx'"); // std::string trim (const std::string& in, const std::string& t /*= " "*/) t.is (trim (""), "", "trim '' -> ''"); t.is (trim (" "), "", "trim ' ' -> ''"); t.is (trim ("", " \t"), "", "trim '' -> ''"); t.is (trim ("xxx"), "xxx", "trim 'xxx' -> 'xxx'"); t.is (trim ("xxx", " \t"), "xxx", "trim 'xxx' -> 'xxx'"); t.is (trim (" \t xxx \t "), "\t xxx \t", "trim ' \\t xxx \\t ' -> '\\t xxx \\t'"); t.is (trim (" \t xxx \t ", " \t"), "xxx", "trim ' \\t xxx \\t ' -> 'xxx'"); // std::string unquoteText (const std::string& text) t.is (unquoteText (""), "", "unquoteText '' -> ''"); t.is (unquoteText ("x"), "x", "unquoteText 'x' -> 'x'"); t.is (unquoteText ("'x"), "'x", "unquoteText ''x' -> ''x'"); t.is (unquoteText ("x'"), "x'", "unquoteText 'x'' -> 'x''"); t.is (unquoteText ("\"x"), "\"x", "unquoteText '\"x' -> '\"x'"); t.is (unquoteText ("x\""), "x\"", "unquoteText 'x\"' -> 'x\"'"); t.is (unquoteText ("''"), "", "unquoteText '''' -> ''"); t.is (unquoteText ("'''"), "'", "unquoteText ''''' -> '''"); t.is (unquoteText ("\"\""), "", "unquoteText '\"\"' -> ''"); t.is (unquoteText ("\"\"\""), "\"", "unquoteText '\"\"\"' -> '\"'"); t.is (unquoteText ("''''"), "''", "unquoteText '''''' -> ''''"); t.is (unquoteText ("\"\"\"\""), "\"\"", "unquoteText '\"\"\"\"' -> '\"\"'"); t.is (unquoteText ("'\"\"'"), "\"\"", "unquoteText '''\"\"' -> '\"\"'"); t.is (unquoteText ("\"''\""), "''", "unquoteText '\"''\"' -> ''''"); t.is (unquoteText ("'x'"), "x", "unquoteText ''x'' -> 'x'"); t.is (unquoteText ("\"x\""), "x", "unquoteText '\"x\"' -> 'x'"); // int longestWord (const std::string&) t.is (longestWord (" "), 0, "longestWord ( ) --> 0"); t.is (longestWord ("this is a test"), 4, "longestWord (this is a test) --> 4"); t.is (longestWord ("this is a better test"), 6, "longestWord (this is a better test) --> 6"); t.is (longestWord ("house Çirçös clown"), 6, "longestWord (Çirçös) --> 6"); // int longestLine (const std::string&) t.is (longestLine ("one two three four"), 18, "longestLine (one two three four) --> 18"); t.is (longestLine ("one\ntwo three four"), 14, "longestLine (one\\ntwo three four) --> 14"); t.is (longestLine ("one\ntwo\nthree\nfour"), 5, "longestLine (one\\ntwo\\nthree\\nfour) --> 5"); // std::string commify (const std::string& data) t.is (commify (""), "", "commify '' -> ''"); t.is (commify ("1"), "1", "commify '1' -> '1'"); t.is (commify ("12"), "12", "commify '12' -> '12'"); t.is (commify ("123"), "123", "commify '123' -> '123'"); t.is (commify ("1234"), "1,234", "commify '1234' -> '1,234'"); t.is (commify ("12345"), "12,345", "commify '12345' -> '12,345'"); t.is (commify ("123456"), "123,456", "commify '123456' -> '123,456'"); t.is (commify ("1234567"), "1,234,567", "commify '1234567' -> '1,234,567'"); t.is (commify ("12345678"), "12,345,678", "commify '12345678' -> '12,345,678'"); t.is (commify ("123456789"), "123,456,789", "commify '123456789' -> '123,456,789'"); t.is (commify ("1234567890"), "1,234,567,890", "commify '1234567890' -> '1,234,567,890'"); t.is (commify ("pre"), "pre", "commify 'pre' -> 'pre'"); t.is (commify ("pre1234"), "pre1,234", "commify 'pre1234' -> 'pre1,234'"); t.is (commify ("1234post"), "1,234post", "commify '1234post' -> '1,234post'"); t.is (commify ("pre1234post"), "pre1,234post", "commify 'pre1234post' -> 'pre1,234post'"); // std::string lowerCase (const std::string& input) t.is (lowerCase (""), "", "lowerCase '' -> ''"); t.is (lowerCase ("pre01_:POST"), "pre01_:post", "lowerCase 'pre01_:POST' -> 'pre01_:post'"); // std::string upperCase (const std::string& input) t.is (upperCase (""), "", "upperCase '' -> ''"); t.is (upperCase ("pre01_:POST"), "PRE01_:POST", "upperCase 'pre01_:POST' -> 'PRE01_:POST'"); // bool nontrivial (const std::string&); t.notok (nontrivial (""), "nontrivial '' -> false"); t.notok (nontrivial (" "), "nontrivial ' ' -> false"); t.notok (nontrivial ("\t\t"), "nontrivial '\\t\\t' -> false"); t.notok (nontrivial (" \t \t"), "nontrivial ' \\t \\t' -> false"); t.ok (nontrivial ("a"), "nontrivial 'a' -> true"); t.ok (nontrivial (" a"), "nontrivial ' a' -> true"); t.ok (nontrivial ("a "), "nontrivial 'a ' -> true"); t.ok (nontrivial (" \t\ta"), "nontrivial ' \\t\\ta' -> true"); t.ok (nontrivial ("a\t\t "), "nontrivial 'a\\t\\t ' -> true"); // bool digitsOnly (const std::string&); t.ok (digitsOnly (""), "digitsOnly '' -> true"); t.ok (digitsOnly ("0"), "digitsOnly '0' -> true"); t.ok (digitsOnly ("123"), "digitsOnly '123' -> true"); t.notok (digitsOnly ("12fa"), "digitsOnly '12fa' -> false"); // bool noSpaces (const std::string&); t.ok (noSpaces (""), "noSpaces '' -> true"); t.ok (noSpaces ("a"), "noSpaces 'a' -> true"); t.ok (noSpaces ("abc"), "noSpaces 'abc' -> true"); t.notok (noSpaces (" "), "noSpaces ' ' -> false"); t.notok (noSpaces ("ab cd"), "noSpaces 'ab cd' -> false"); // bool noVerticalSpace (const std::string&); t.ok (noVerticalSpace (""), "noVerticalSpace '' -> true"); t.ok (noVerticalSpace ("a"), "noVerticalSpace 'a' -> true"); t.ok (noVerticalSpace ("abc"), "noVerticalSpace 'abc' -> true"); t.notok (noVerticalSpace ("a\nb"), "noVerticalSpace 'a\\nb' -> false"); t.notok (noVerticalSpace ("a\rb"), "noVerticalSpace 'a\\rb' -> false"); t.notok (noVerticalSpace ("a\fb"), "noVerticalSpace 'a\\fb' -> false"); text = "Hello, world."; // 0123456789012 // s e s e // bool isWordStart (const std::string&, std::string::size_type); t.notok (isWordStart ("", 0), "isWordStart (\"\", 0) -> false"); t.ok (isWordStart ("foo", 0), "isWordStart (\"foo\", 0) -> true"); t.ok (isWordStart (text, 0), "isWordStart (\"Hello, world.\", 0) -> true"); t.notok (isWordStart (text, 1), "isWordStart (\"Hello, world.\", 1) -> false"); t.notok (isWordStart (text, 2), "isWordStart (\"Hello, world.\", 2) -> false"); t.notok (isWordStart (text, 3), "isWordStart (\"Hello, world.\", 3) -> false"); t.notok (isWordStart (text, 4), "isWordStart (\"Hello, world.\", 4) -> false"); t.notok (isWordStart (text, 5), "isWordStart (\"Hello, world.\", 5) -> false"); t.notok (isWordStart (text, 6), "isWordStart (\"Hello, world.\", 6) -> false"); t.ok (isWordStart (text, 7), "isWordStart (\"Hello, world.\", 7) -> true"); t.notok (isWordStart (text, 8), "isWordStart (\"Hello, world.\", 8) -> false"); t.notok (isWordStart (text, 9), "isWordStart (\"Hello, world.\", 9) -> false"); t.notok (isWordStart (text, 10), "isWordStart (\"Hello, world.\", 10) -> false"); t.notok (isWordStart (text, 11), "isWordStart (\"Hello, world.\", 11) -> false"); t.notok (isWordStart (text, 12), "isWordStart (\"Hello, world.\", 12) -> false"); // bool isWordEnd (const std::string&, std::string::size_type); t.notok (isWordEnd ("", 0), "isWordEnd (\"\", 0) -> false"); t.ok (isWordEnd ("foo", 2), "isWordEnd (\"foo\", 2) -> true"); t.notok (isWordEnd (text, 0), "isWordEnd (\"Hello, world.\", 0) -> false"); t.notok (isWordEnd (text, 1), "isWordEnd (\"Hello, world.\", 1) -> false"); t.notok (isWordEnd (text, 2), "isWordEnd (\"Hello, world.\", 2) -> false"); t.notok (isWordEnd (text, 3), "isWordEnd (\"Hello, world.\", 3) -> false"); t.ok (isWordEnd (text, 4), "isWordEnd (\"Hello, world.\", 4) -> true"); t.notok (isWordEnd (text, 5), "isWordEnd (\"Hello, world.\", 5) -> false"); t.notok (isWordEnd (text, 6), "isWordEnd (\"Hello, world.\", 6) -> false"); t.notok (isWordEnd (text, 7), "isWordEnd (\"Hello, world.\", 7) -> false"); t.notok (isWordEnd (text, 8), "isWordEnd (\"Hello, world.\", 8) -> false"); t.notok (isWordEnd (text, 9), "isWordEnd (\"Hello, world.\", 9) -> false"); t.notok (isWordEnd (text, 10), "isWordEnd (\"Hello, world.\", 10) -> false"); t.ok (isWordEnd (text, 11), "isWordEnd (\"Hello, world.\", 11) -> true"); t.notok (isWordEnd (text, 12), "isWordEnd (\"Hello, world.\", 12) -> false"); // bool compare (const std::string&, const std::string&, bool caseless = false); // Make sure degenerate cases are handled. t.ok (compare ("", ""), "'' == ''"); t.notok (compare ("foo", ""), "foo != ''"); t.notok (compare ("", "foo"), "'' != foo"); // Make sure the default is case-sensitive. t.ok (compare ("foo", "foo"), "foo == foo"); t.notok (compare ("foo", "FOO"), "foo != foo"); // Test case-sensitive. t.notok (compare ("foo", "xx", true), "foo != xx"); t.ok (compare ("foo", "foo", true), "foo == foo"); t.notok (compare ("foo", "FOO", true), "foo != FOO"); t.notok (compare ("FOO", "foo", true), "FOO != foo"); t.ok (compare ("FOO", "FOO", true), "FOO == FOO"); // Test case-insensitive. t.notok (compare ("foo", "xx", false), "foo != foo (caseless)"); t.ok (compare ("foo", "foo", false), "foo == foo (caseless)"); t.ok (compare ("foo", "FOO", false), "foo == FOO (caseless)"); t.ok (compare ("FOO", "foo", false), "FOO == foo (caseless)"); t.ok (compare ("FOO", "FOO", false), "FOO == FOO (caseless)"); // std::string::size_type find (const std::string&, const std::string&, bool caseless = false); // Make sure degenerate cases are handled. t.is ((int) find ("foo", ""), (int) 0, "foo !contains ''"); t.is ((int) find ("", "foo"), (int) std::string::npos, "'' !contains foo"); // Make sure the default is case-sensitive. t.is ((int) find ("foo", "fo"), 0, "foo contains fo"); t.is ((int) find ("foo", "FO"), (int) std::string::npos, "foo !contains fo"); // Test case-sensitive. t.is ((int) find ("foo", "xx", true), (int) std::string::npos, "foo !contains xx"); t.is ((int) find ("foo", "oo", true), 1, "foo contains oo"); t.is ((int) find ("foo", "fo", true), 0, "foo contains fo"); t.is ((int) find ("foo", "FO", true), (int) std::string::npos, "foo !contains fo"); t.is ((int) find ("FOO", "fo", true), (int) std::string::npos, "foo !contains fo"); t.is ((int) find ("FOO", "FO", true), 0, "foo contains fo"); // Test case-insensitive. t.is ((int) find ("foo", "xx", false), (int) std::string::npos, "foo !contains xx (caseless)"); t.is ((int) find ("foo", "oo", false), 1, "foo contains oo (caseless)"); t.is ((int) find ("foo", "fo", false), 0, "foo contains fo (caseless)"); t.is ((int) find ("foo", "FO", false), 0, "foo contains FO (caseless)"); t.is ((int) find ("FOO", "fo", false), 0, "FOO contains fo (caseless)"); t.is ((int) find ("FOO", "FO", false), 0, "FOO contains FO (caseless)"); // Test start offset. t.is ((int) find ("one two three", "e", 3, true), (int) 11, "offset obeyed"); t.is ((int) find ("one two three", "e", 11, true), (int) 11, "offset obeyed"); // int strippedLength (const std::string&); t.is (strippedLength (std::string ("")), 0, "strippedLength -> 0"); t.is (strippedLength (std::string ("abc")), 3, "strippedLength abc -> 3"); t.is (strippedLength (std::string ("one\033[5;38;255mtwo\033[0mthree")), 11, "strippedLength one^[[5;38;255mtwo^[[0mthree -> 11"); t.is (strippedLength (std::string ("\033[0m")), 0, "strippedLength ^[[0m -> 0"); t.is (strippedLength (std::string ("\033[1m\033[0m")), 0, "strippedLength ^[[1m^[[0m -> 0"); // std::string format (char); t.is (format ('A'), "A", "format ('A') -> A"); // std::string format (int); t.is (format (0), "0", "format (0) -> 0"); t.is (format (-1), "-1", "format (-1) -> -1"); // std::string formatHex (int); t.is (formatHex (0), "0", "formatHex (0) -> 0"); t.is (formatHex (10), "a", "formatHex (10) -> a"); t.is (formatHex (123), "7b", "formatHex (123) -> 7b"); // std::string format (float, int, int); t.is (format (1.23456789, 8, 1), " 1", "format (1.23456789, 8, 1) -> _______1"); t.is (format (1.23456789, 8, 2), " 1.2", "format (1.23456789, 8, 2) -> _____1.2"); t.is (format (1.23456789, 8, 3), " 1.23", "format (1.23456789, 8, 3) -> ____1.23"); t.is (format (1.23456789, 8, 4), " 1.235", "format (1.23456789, 8, 4) -> ___1.235"); t.is (format (1.23456789, 8, 5), " 1.2346", "format (1.23456789, 8, 5) -> __1.2346"); t.is (format (1.23456789, 8, 6), " 1.23457", "format (1.23456789, 8, 6) -> 1.23457"); t.is (format (1.23456789, 8, 7), "1.234568", "format (1.23456789, 8, 7) -> 1.234568"); t.is (format (1.23456789, 8, 8), "1.2345679", "format (1.23456789, 8, 8) -> 1.2345679"); t.is (format (2444238.56789, 12, 11), "2444238.5679", "format (2444238.56789, 12, 11) -> 2444238.5679"); // std::string format (double, int, int); // std::string leftJustify (const std::string&, const int); t.is (leftJustify (123, 3), "123", "leftJustify 123,3 -> '123'"); t.is (leftJustify (123, 4), "123 ", "leftJustify 123,4 -> '123 '"); t.is (leftJustify (123, 5), "123 ", "leftJustify 123,5 -> '123 '"); // std::string leftJustify (const std::string&, const int); t.is (leftJustify ("foo", 3), "foo", "leftJustify foo,3 -> 'foo'"); t.is (leftJustify ("foo", 4), "foo ", "leftJustify foo,4 -> 'foo '"); t.is (leftJustify ("foo", 5), "foo ", "leftJustify foo,5 -> 'foo '"); t.is (leftJustify ("föo", 5), "föo ", "leftJustify föo,5 -> 'föo '"); // std::string rightJustify (const std::string&, const int); t.is (rightJustify (123, 3), "123", "rightJustify 123,3 -> '123'"); t.is (rightJustify (123, 4), " 123", "rightJustify 123,4 -> ' 123'"); t.is (rightJustify (123, 5), " 123", "rightJustify 123,5 -> ' 123'"); // std::string rightJustify (const std::string&, const int); t.is (rightJustify ("foo", 3), "foo", "rightJustify foo,3 -> 'foo'"); t.is (rightJustify ("foo", 4), " foo", "rightJustify foo,4 -> ' foo'"); t.is (rightJustify ("foo", 5), " foo", "rightJustify foo,5 -> ' foo'"); t.is (rightJustify ("föo", 5), " föo", "rightJustify föo,5 -> ' föo'"); // int utf8_length (const std::string&); t.is ((int) utf8_length ("Çirçös"), 6, "utf8_length (Çirçös) == 6"); t.is ((int) utf8_length ("ツネナラム"), 5, "utf8_length (ツネナラム) == 5"); t.is ((int) utf8_length ("Zwölf Boxkämpfer"), 16, "utf8_length (Zwölf Boxkämpfer) == 16"); return 0; }