scuffed-code/icu4c/source/test/intltest/reptest.cpp
2019-08-23 11:45:36 -07:00

323 lines
10 KiB
C++

// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/********************************************************************
* COPYRIGHT:
* Copyright (c) 2001-2010, International Business Machines Corporation and
* others. All Rights Reserved.
********************************************************************/
/************************************************************************
* This test program is intended for testing Replaceable class.
*
* Date Name Description
* 11/28/2001 hshih Ported back from Java.
*
************************************************************************/
#include "unicode/utypes.h"
#if !UCONFIG_NO_TRANSLITERATION
#include "ittrans.h"
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include "unicode/rep.h"
#include "reptest.h"
//---------------------------------------------
// runIndexedTest
//---------------------------------------------
/**
* This is a test class that simulates styled text.
* It associates a style number (0..65535) with each character,
* and maintains that style in the normal fashion:
* When setting text from raw string or characters,<br>
* Set the styles to the style of the first character replaced.<br>
* If no characters are replaced, use the style of the previous character.<br>
* If at start, use the following character<br>
* Otherwise use NO_STYLE.
*/
class TestReplaceable : public Replaceable {
UnicodeString chars;
UnicodeString styles;
static const UChar NO_STYLE;
static const UChar NO_STYLE_MARK;
/**
* The address of this static class variable serves as this class's ID
* for ICU "poor man's RTTI".
*/
static const char fgClassID;
public:
TestReplaceable (const UnicodeString& text,
const UnicodeString& newStyles) {
chars = text;
UnicodeString s;
for (int i = 0; i < text.length(); ++i) {
if (i < newStyles.length()) {
s.append(newStyles.charAt(i));
} else {
if (text.charAt(i) == NO_STYLE_MARK) {
s.append(NO_STYLE);
} else {
s.append((UChar)(i + 0x0031));
}
}
}
this->styles = s;
}
virtual TestReplaceable *clone() const {
return new TestReplaceable(chars, styles);
}
~TestReplaceable(void) {}
UnicodeString getStyles() {
return styles;
}
UnicodeString toString() {
UnicodeString s = chars;
s.append("{");
s.append(styles);
s.append("}");
return s;
}
void extractBetween(int32_t start, int32_t limit, UnicodeString& result) const {
chars.extractBetween(start, limit, result);
}
/**
* ICU "poor man's RTTI", returns a UClassID for this class.
*
* @draft ICU 2.2
*/
static inline UClassID getStaticClassID() { return (UClassID)&fgClassID; }
/**
* ICU "poor man's RTTI", returns a UClassID for the actual class.
*
* @draft ICU 2.2
*/
virtual inline UClassID getDynamicClassID() const { return getStaticClassID(); }
protected:
virtual int32_t getLength() const {
return chars.length();
}
virtual UChar getCharAt(int32_t offset) const{
return chars.charAt(offset);
}
virtual UChar32 getChar32At(int32_t offset) const{
return chars.char32At(offset);
}
void fixStyles(int32_t start, int32_t limit, int32_t newLen) {
UChar newStyle = NO_STYLE;
if (start != limit && styles.charAt(start) != NO_STYLE) {
newStyle = styles.charAt(start);
} else if (start > 0 && getCharAt(start-1) != NO_STYLE_MARK) {
newStyle = styles.charAt(start-1);
} else if (limit < styles.length()) {
newStyle = styles.charAt(limit);
}
// dumb implementation for now.
UnicodeString s;
for (int i = 0; i < newLen; ++i) {
// this doesn't really handle an embedded NO_STYLE_MARK
// in the middle of a long run of characters right -- but
// that case shouldn't happen anyway
if (getCharAt(start+i) == NO_STYLE_MARK) {
s.append(NO_STYLE);
} else {
s.append(newStyle);
}
}
styles.replaceBetween(start, limit, s);
}
virtual void handleReplaceBetween(int32_t start, int32_t limit, const UnicodeString& text) {
UnicodeString s;
this->extractBetween(start, limit, s);
if (s == text) return; // NO ACTION!
this->chars.replaceBetween(start, limit, text);
fixStyles(start, limit, text.length());
}
virtual void copy(int32_t start, int32_t limit, int32_t dest) {
chars.copy(start, limit, dest);
styles.copy(start, limit, dest);
}
};
const char TestReplaceable::fgClassID=0;
const UChar TestReplaceable::NO_STYLE = 0x005F;
const UChar TestReplaceable::NO_STYLE_MARK = 0xFFFF;
void
ReplaceableTest::runIndexedTest(int32_t index, UBool exec,
const char* &name, char* /*par*/) {
switch (index) {
TESTCASE(0,TestReplaceableClass);
default: name = ""; break;
}
}
/*
* Dummy Replaceable implementation for better API/code coverage.
*/
class NoopReplaceable : public Replaceable {
public:
virtual int32_t getLength() const {
return 0;
}
virtual UChar getCharAt(int32_t /*offset*/) const{
return 0xffff;
}
virtual UChar32 getChar32At(int32_t /*offset*/) const{
return 0xffff;
}
void extractBetween(int32_t /*start*/, int32_t /*limit*/, UnicodeString& result) const {
result.remove();
}
virtual void handleReplaceBetween(int32_t /*start*/, int32_t /*limit*/, const UnicodeString &/*text*/) {
/* do nothing */
}
virtual void copy(int32_t /*start*/, int32_t /*limit*/, int32_t /*dest*/) {
/* do nothing */
}
static inline UClassID getStaticClassID() { return (UClassID)&fgClassID; }
virtual inline UClassID getDynamicClassID() const { return getStaticClassID(); }
private:
static const char fgClassID;
};
const char NoopReplaceable::fgClassID=0;
void ReplaceableTest::TestReplaceableClass(void) {
UChar rawTestArray[][6] = {
{0x0041, 0x0042, 0x0043, 0x0044, 0x0000, 0x0000}, // ABCD
{0x0061, 0x0062, 0x0063, 0x0064, 0x00DF, 0x0000}, // abcd\u00DF
{0x0061, 0x0042, 0x0043, 0x0044, 0x0000, 0x0000}, // aBCD
{0x0041, 0x0300, 0x0045, 0x0300, 0x0000, 0x0000}, // A\u0300E\u0300
{0x00C0, 0x00C8, 0x0000, 0x0000, 0x0000, 0x0000}, // \u00C0\u00C8
{0x0077, 0x0078, 0x0079, 0x0000, 0x0000, 0x0000}, /* "wxy" */
{0x0077, 0x0078, 0x0079, 0x007A, 0x0000, 0x0000}, /* "wxyz" */
{0x0077, 0x0078, 0x0079, 0x007A, 0x0075, 0x0000}, /* "wxyzu" */
{0x0078, 0x0079, 0x007A, 0x0000, 0x0000, 0x0000}, /* "xyz" */
{0x0077, 0x0078, 0x0079, 0x0000, 0x0000, 0x0000}, /* "wxy" */
{0xFFFF, 0x0078, 0x0079, 0x0000, 0x0000, 0x0000}, /* "*xy" */
{0xFFFF, 0x0078, 0x0079, 0x0000, 0x0000, 0x0000}, /* "*xy" */
};
check("Lower", rawTestArray[0], "1234");
check("Upper", rawTestArray[1], "123455"); // must map 00DF to SS
check("Title", rawTestArray[2], "1234");
check("NFC", rawTestArray[3], "13");
check("NFD", rawTestArray[4], "1122");
check("*(x) > A $1 B", rawTestArray[5], "11223");
check("*(x)(y) > A $2 B $1 C $2 D", rawTestArray[6], "113322334");
check("*(x)(y)(z) > A $3 B $2 C $1 D", rawTestArray[7], "114433225");
// Disabled for 2.4. TODO Revisit in 2.6 or later.
//check("*x > a", rawTestArray[8], "223"); // expect "123"?
//check("*x > a", rawTestArray[9], "113"); // expect "123"?
//check("*x > a", rawTestArray[10], "_33"); // expect "_23"?
//check("*(x) > A $1 B", rawTestArray[11], "__223");
// improve API/code coverage
NoopReplaceable noop;
Replaceable *p;
if((p=noop.clone())!=NULL) {
errln("Replaceable::clone() does not return NULL");
delete p;
}
if(!noop.hasMetaData()) {
errln("Replaceable::hasMetaData() does not return TRUE");
}
// try to call the compiler-provided
// UMemory/UObject/Replaceable assignment operators
NoopReplaceable noop2;
noop2=noop;
if((p=noop2.clone())!=NULL) {
errln("noop2.Replaceable::clone() does not return NULL");
delete p;
}
// try to call the compiler-provided
// UMemory/UObject/Replaceable copy constructors
NoopReplaceable noop3(noop);
if((p=noop3.clone())!=NULL) {
errln("noop3.Replaceable::clone() does not return NULL");
delete p;
}
}
void ReplaceableTest::check(const UnicodeString& transliteratorName,
const UnicodeString& test,
const UnicodeString& shouldProduceStyles)
{
UErrorCode status = U_ZERO_ERROR;
TestReplaceable *tr = new TestReplaceable(test, "");
UnicodeString expectedStyles = shouldProduceStyles;
UnicodeString original = tr->toString();
Transliterator* t;
if (transliteratorName.charAt(0) == 0x2A /*'*'*/) {
UnicodeString rules(transliteratorName);
rules.remove(0,1);
UParseError pe;
t = Transliterator::createFromRules("test", rules, UTRANS_FORWARD,
pe, status);
// test clone()
TestReplaceable *tr2 = tr->clone();
if(tr2 != NULL) {
delete tr;
tr = tr2;
}
} else {
t = Transliterator::createInstance(transliteratorName, UTRANS_FORWARD, status);
}
if (U_FAILURE(status)) {
dataerrln("FAIL: failed to create the " + transliteratorName + " transliterator");
delete tr;
return;
}
t->transliterate(*tr);
UnicodeString newStyles = tr->getStyles();
if (newStyles != expectedStyles) {
errln("FAIL Styles: " + transliteratorName + "{" + original + "} => "
+ tr->toString() + "; should be {" + expectedStyles + "}!");
} else {
log("OK: ");
log(transliteratorName);
log("(");
log(original);
log(") => ");
logln(tr->toString());
}
delete tr;
delete t;
}
#endif /* #if !UCONFIG_NO_TRANSLITERATION */