2003-06-17 19:48:55 +00:00
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/*
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*******************************************************************************
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*
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2011-03-08 19:24:09 +00:00
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* Copyright (C) 2002-2011, International Business Machines
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2005-03-31 19:19:21 +00:00
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* Corporation and others. All Rights Reserved.
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2003-06-17 19:48:55 +00:00
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*
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*******************************************************************************
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*/
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#include "unicode/uchriter.h"
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#include "unicode/schriter.h"
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#include "unicode/ustring.h"
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#include <stdio.h>
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#include <unicode/brkiter.h>
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#include <unicode/ustdio.h>
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#include <stdlib.h>
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static UFILE *out;
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void printUnicodeString(const UnicodeString &s)
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{
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u_fprintf(out, "%S", &s);
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}
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void printUChar(UChar32 ch)
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{
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if(ch < 127) {
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u_fprintf(out, "%C", (UChar) ch);
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2005-03-31 19:19:21 +00:00
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} else if (ch == CharacterIterator::DONE) {
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u_fprintf(out, "[CharacterIterator::DONE = 0xFFFF]");
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} else {
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u_fprintf(out, "[%X]", ch);
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}
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}
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class Test
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{
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public:
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void TestUChariter();
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void TestStringiter();
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};
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void Test::TestUChariter() {
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const char testChars[] = "Now is the time for all good men to come "
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"to the aid of their country.";
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UnicodeString testString(testChars,"");
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const UChar *testText = testString.getTerminatedBuffer();
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UCharCharacterIterator iter(testText, u_strlen(testText));
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UCharCharacterIterator* test2 = (UCharCharacterIterator*)iter.clone();
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u_fprintf(out, "testText = %s", testChars);
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if (iter != *test2 ) {
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u_fprintf(out, "clone() or equals() failed: Two clones tested unequal\n");
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}
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UnicodeString result1, result2;
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// getting and comparing the text within the iterators
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iter.getText(result1);
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test2->getText(result2);
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if (result1 != result2) {
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u_fprintf(out, "iter.getText() != clone.getText()\n");
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}
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u_fprintf(out, "\n");
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// Demonstrates seeking forward using the iterator.
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u_fprintf(out, "Forward = ");
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UChar c = iter.first();
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printUChar(c); // The first char
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int32_t i = 0;
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if (iter.startIndex() != 0 || iter.endIndex() != u_strlen(testText)) {
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u_fprintf(out, "startIndex() or endIndex() failed\n");
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}
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// Testing forward iteration...
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do {
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if (c == CharacterIterator::DONE && i != u_strlen(testText)) {
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u_fprintf(out, "Iterator reached end prematurely");
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}
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else if (c != testText[i]) {
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u_fprintf(out, "Character mismatch at position %d\n" + i);
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}
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if (iter.current() != c) {
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u_fprintf(out, "current() isn't working right");
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}
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if (iter.getIndex() != i) {
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u_fprintf(out, "getIndex() isn't working right\n");
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}
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if (c != CharacterIterator::DONE) {
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c = iter.next();
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i++;
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}
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u_fprintf(out, "|");
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printUChar(c);
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} while (c != CharacterIterator::DONE);
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delete test2;
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u_fprintf(out, "\n");
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}
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void Test::TestStringiter() {
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const char testChars[] = "Now is the time for all good men to come "
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"to the aid of their country.";
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UnicodeString testString(testChars,"");
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const UChar *testText = testString.getTerminatedBuffer();
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StringCharacterIterator iter(testText, u_strlen(testText));
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StringCharacterIterator* test2 = (StringCharacterIterator*)iter.clone();
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if (iter != *test2 ) {
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u_fprintf(out, "clone() or equals() failed: Two clones tested unequal\n");
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}
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UnicodeString result1, result2;
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// getting and comparing the text within the iterators
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iter.getText(result1);
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test2->getText(result2);
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if (result1 != result2) {
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u_fprintf(out, "getText() failed\n");
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}
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u_fprintf(out, "Backwards: ");
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UChar c = iter.last();
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int32_t i = iter.endIndex();
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printUChar(c);
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i--; // already printed out the last char
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if (iter.startIndex() != 0 || iter.endIndex() != u_strlen(testText)) {
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u_fprintf(out, "startIndex() or endIndex() failed\n");
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}
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// Testing backward iteration over a range...
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do {
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if (c == CharacterIterator::DONE) {
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u_fprintf(out, "Iterator reached end prematurely\n");
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}
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else if (c != testText[i]) {
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u_fprintf(out, "Character mismatch at position %d\n", i);
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}
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if (iter.current() != c) {
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u_fprintf(out, "current() isn't working right\n");
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}
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if (iter.getIndex() != i) {
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u_fprintf(out, "getIndex() isn't working right [%d should be %d]\n", iter.getIndex(), i);
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}
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if (c != CharacterIterator::DONE) {
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c = iter.previous();
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i--;
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}
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u_fprintf(out, "|");
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printUChar(c);
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} while (c != CharacterIterator::DONE);
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u_fprintf(out, "\n");
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delete test2;
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}
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/* Creating and using text boundaries */
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int main( void )
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{
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UErrorCode status = U_ZERO_ERROR;
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out = u_finit(stdout, NULL, NULL);
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u_fprintf(out, "ICU Iteration Sample Program (C++)\n\n");
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2007-06-07 00:58:02 +00:00
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Test t;
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u_fprintf(out, "\n");
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u_fprintf(out, "Test::TestUCharIter()\n");
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t.TestUChariter();
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u_fprintf(out, "-----\n");
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u_fprintf(out, "Test::TestStringchariter()\n");
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t.TestStringiter();
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u_fprintf(out, "-----\n");
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2007-06-07 00:58:02 +00:00
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return 0;
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}
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