552 lines
19 KiB
C
552 lines
19 KiB
C
/********************************************************************
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* COPYRIGHT:
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* Copyright (c) 1997-1999, International Business Machines Corporation and
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* others. All Rights Reserved.
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********************************************************************/
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/* file name: cbiditst.cpp
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* encoding: US-ASCII
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* tab size: 8 (not used)
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* indentation:4
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*
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* created on: 1999sep27
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* created by: Markus W. Scherer
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*/
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#include "cintltst.h"
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#include "unicode/utypes.h"
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#include "unicode/uchar.h"
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#include "unicode/ubidi.h"
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#include "cbiditst.h"
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/* prototypes ---------------------------------------------------------------*/
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extern void
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doBiDiTest(void);
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static void
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doTests(UBiDi *pBiDi, UBiDi *pLine);
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static void
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doTest(UBiDi *pBiDi, int testNumber, BiDiTestData *test, UTextOffset lineStart);
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static void
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testReordering(UBiDi *pBiDi, int testNumber);
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extern void
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doInverseBiDiTest();
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static void
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testManyInverseBiDi(UBiDi *pBiDi, UBiDiLevel direction);
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static void
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testInverseBiDi(UBiDi *pBiDi, const UChar *src, int32_t srcLength, UBiDiLevel direction, UErrorCode *pErrorCode);
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static char *levelString;
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static UChar *
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getStringFromDirProps(const uint8_t *dirProps, UTextOffset length);
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static void
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printUnicode(const UChar *s, int32_t length, const UBiDiLevel *levels);
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/* regression tests ---------------------------------------------------------*/
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extern void
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addComplexTest(TestNode** root) {
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addTest(root, doBiDiTest, "complex/bidi");
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addTest(root, doInverseBiDiTest, "complex/invbidi");
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}
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extern void
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doBiDiTest() {
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UBiDi *pBiDi, *pLine=NULL;
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UErrorCode errorCode=U_ZERO_ERROR;
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log_verbose("*** bidi regression test ***\n");
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pBiDi=ubidi_openSized(MAX_STRING_LENGTH, 0, &errorCode);
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if(pBiDi!=NULL) {
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pLine=ubidi_open();
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if(pLine!=NULL) {
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doTests(pBiDi, pLine);
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} else {
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log_err("ubidi_open() returned NULL, out of memory\n");
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}
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} else {
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log_err("ubidi_openSized() returned NULL, errorCode %s\n", myErrorName(errorCode));
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}
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if(pLine!=NULL) {
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ubidi_close(pLine);
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}
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if(pBiDi!=NULL) {
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ubidi_close(pBiDi);
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}
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log_verbose("*** bidi regression test finished ***\n");
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}
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static void
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doTests(UBiDi *pBiDi, UBiDi *pLine) {
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int i;
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UChar *s;
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UErrorCode errorCode;
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UTextOffset lineStart;
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UBiDiLevel paraLevel;
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for(i=0; i<bidiTestCount; ++i) {
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errorCode=U_ZERO_ERROR;
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s=getStringFromDirProps(tests[i].text, tests[i].length);
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paraLevel=tests[i].paraLevel;
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ubidi_setPara(pBiDi, s, -1, paraLevel, NULL, &errorCode);
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if(U_SUCCESS(errorCode)) {
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log_verbose("ubidi_setPara(tests[%d], paraLevel %d) ok, direction %d paraLevel=%d\n",
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i, paraLevel, ubidi_getDirection(pBiDi), ubidi_getParaLevel(pBiDi));
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lineStart=tests[i].lineStart;
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if(lineStart==-1) {
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doTest(pBiDi, i, tests+i, 0);
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} else {
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ubidi_setLine(pBiDi, lineStart, tests[i].lineLimit, pLine, &errorCode);
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if(U_SUCCESS(errorCode)) {
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log_verbose("ubidi_setLine(%d, %d) ok, direction %d paraLevel=%d\n",
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lineStart, tests[i].lineLimit, ubidi_getDirection(pLine), ubidi_getParaLevel(pLine));
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doTest(pLine, i, tests+i, lineStart);
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} else {
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log_err("ubidi_setLine(tests[%d], %d, %d) failed with errorCode %s\n",
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i, lineStart, tests[i].lineLimit, myErrorName(errorCode));
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}
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}
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} else {
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log_err("ubidi_setPara(tests[%d], paraLevel %d) failed with errorCode %s\n",
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i, paraLevel, myErrorName(errorCode));
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}
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}
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}
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static void
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doTest(UBiDi *pBiDi, int testNumber, BiDiTestData *test, UTextOffset lineStart) {
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const uint8_t *dirProps=test->text+lineStart;
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const UBiDiLevel *levels=test->levels;
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const uint8_t *visualMap=test->visualMap;
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UTextOffset i, len=ubidi_getLength(pBiDi), logicalIndex, runCount;
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UErrorCode errorCode=U_ZERO_ERROR;
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UBiDiLevel level, level2;
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testReordering(pBiDi, testNumber);
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for(i=0; i<len; ++i) {
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log_verbose("%3d %3d %.*s%-3s @%d\n",
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i, ubidi_getLevelAt(pBiDi, i), ubidi_getLevelAt(pBiDi, i), levelString,
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dirPropNames[dirProps[i]],
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ubidi_getVisualIndex(pBiDi, i, &errorCode));
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}
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log_verbose("\n-----levels:");
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for(i=0; i<len; ++i) {
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if(i>0) {
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log_verbose(",");
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}
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log_verbose(" %d", ubidi_getLevelAt(pBiDi, i));
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}
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log_verbose("\n--reordered:");
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for(i=0; i<len; ++i) {
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if(i>0) {
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log_verbose(",");
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}
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log_verbose(" %d", ubidi_getVisualIndex(pBiDi, i, &errorCode));
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}
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log_verbose("\n");
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if(test->direction!=ubidi_getDirection(pBiDi)) {
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log_err("ubidi_getDirection(tests[%d]): wrong direction %d\n", testNumber, ubidi_getDirection(pBiDi));
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}
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if(test->resultLevel!=ubidi_getParaLevel(pBiDi)) {
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log_err("ubidi_getParaLevel(tests[%d]): wrong paragraph level %d\n", testNumber, ubidi_getParaLevel(pBiDi));
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}
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for(i=0; i<len; ++i) {
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if(levels[i]!=ubidi_getLevelAt(pBiDi, i)) {
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log_err("ubidi_getLevelAt(tests[%d], %d): wrong level %d\n", testNumber, i, ubidi_getLevelAt(pBiDi, i));
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return;
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}
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}
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for(i=0; i<len; ++i) {
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logicalIndex=ubidi_getVisualIndex(pBiDi, i, &errorCode);
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if(U_FAILURE(errorCode)) {
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log_err("ubidi_getVisualIndex(tests[%d], %d): error %s\n", testNumber, i, myErrorName(errorCode));
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return;
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}
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if(visualMap[i]!=logicalIndex) {
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log_err("ubidi_getVisualIndex(tests[%d], %d): wrong index %d\n", testNumber, i, logicalIndex);
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return;
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}
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}
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runCount=ubidi_countRuns(pBiDi, &errorCode);
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if(U_FAILURE(errorCode)) {
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log_err("ubidi_countRuns(tests[%d]): error %s\n", testNumber, myErrorName(errorCode));
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return;
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}
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for(logicalIndex=0; logicalIndex<len;) {
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level=ubidi_getLevelAt(pBiDi, logicalIndex);
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ubidi_getLogicalRun(pBiDi, logicalIndex, &logicalIndex, &level2);
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if(level!=level2) {
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log_err("ubidi_getLogicalRun(tests[%d], run ending at index %d): wrong level %d\n", testNumber, logicalIndex, level2);
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}
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if(--runCount<0) {
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log_err("\nubidi_getLogicalRun(tests[%d]): wrong number of runs compared to %d=ubidi_getRunCount()\n", testNumber, ubidi_countRuns(pBiDi, &errorCode));
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return;
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}
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}
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if(runCount!=0) {
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log_err("\nubidi_getLogicalRun(tests[%d]): wrong number of runs compared to %d=ubidi_getRunCount()\n", testNumber, ubidi_countRuns(pBiDi, &errorCode));
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return;
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}
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log_verbose("\n\n");
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}
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static void
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testReordering(UBiDi *pBiDi, int testNumber) {
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UTextOffset
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logicalMap1[200], logicalMap2[200], logicalMap3[200],
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visualMap1[200], visualMap2[200], visualMap3[200], visualMap4[200];
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UErrorCode errorCode=U_ZERO_ERROR;
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UBiDiLevel levels[200];
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UTextOffset i, length=ubidi_getLength(pBiDi);
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UTextOffset runCount, visualIndex, logicalStart, runLength;
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int result=0;
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UBool odd;
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if(length<=0) {
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return;
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}
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/* get the logical and visual maps from the object */
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ubidi_getLogicalMap(pBiDi, logicalMap1, &errorCode);
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if(U_FAILURE(errorCode)) {
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log_err("ubidi_getLogicalMap(tests[%d]): error %s\n", testNumber, myErrorName(errorCode));
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return;
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}
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ubidi_getVisualMap(pBiDi, visualMap1, &errorCode);
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if(U_FAILURE(errorCode)) {
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log_err("ubidi_getVisualMap(tests[%d]): error %s\n", testNumber, myErrorName(errorCode));
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return;
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}
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/* invert them both */
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ubidi_invertMap(logicalMap1, visualMap2, length);
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ubidi_invertMap(visualMap1, logicalMap2, length);
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/* get them from the levels array, too */
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memcpy(levels, ubidi_getLevels(pBiDi, &errorCode), length);
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if(U_FAILURE(errorCode)) {
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log_err("ubidi_getLevels(tests[%d]): error %s\n", testNumber, myErrorName(errorCode));
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return;
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}
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ubidi_reorderLogical(levels, length, logicalMap3);
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ubidi_reorderVisual(levels, length, visualMap3);
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/* get the visual map from the runs, too */
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runCount=ubidi_countRuns(pBiDi, &errorCode);
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if(U_FAILURE(errorCode)) {
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log_err("ubidi_countRuns(tests[%d]): error %s\n", testNumber, myErrorName(errorCode));
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return;
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}
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log_verbose("\n----%2d runs:", runCount);
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for(i=0; i<runCount; ++i) {
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odd=ubidi_getVisualRun(pBiDi, i, &logicalStart, &runLength);
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log_verbose(" (%c @%d[%d])", odd ? 'R' : 'L', logicalStart, runLength);
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}
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log_verbose("\n");
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visualIndex=0;
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for(i=0; i<runCount; ++i) {
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if(UBIDI_LTR==ubidi_getVisualRun(pBiDi, i, &logicalStart, &runLength)) {
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do { /* LTR */
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visualMap4[visualIndex++]=logicalStart++;
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} while(--runLength>0);
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} else {
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logicalStart+=runLength; /* logicalLimit */
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do { /* RTL */
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visualMap4[visualIndex++]=--logicalStart;
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} while(--runLength>0);
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}
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}
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/* print all the maps */
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log_verbose("logical maps:\n");
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for(i=0; i<length; ++i) {
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log_verbose("%4d", logicalMap1[i]);
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}
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log_verbose("\n");
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for(i=0; i<length; ++i) {
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log_verbose("%4d", logicalMap2[i]);
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}
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log_verbose("\n");
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for(i=0; i<length; ++i) {
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log_verbose("%4d", logicalMap3[i]);
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}
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log_verbose("\nvisual maps:\n");
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for(i=0; i<length; ++i) {
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log_verbose("%4d", visualMap1[i]);
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}
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log_verbose("\n");
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for(i=0; i<length; ++i) {
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log_verbose("%4d", visualMap2[i]);
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}
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log_verbose("\n");
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for(i=0; i<length; ++i) {
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log_verbose("%4d", visualMap3[i]);
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}
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log_verbose("\n");
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for(i=0; i<length; ++i) {
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log_verbose("%4d", visualMap4[i]);
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}
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log_verbose("\n");
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/* check that the indexes are the same between these and ubidi_getLogical/VisualIndex() */
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for(i=0; i<length; ++i) {
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if(logicalMap1[i]!=logicalMap2[i]) {
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log_verbose("bidi reordering error in tests[%d]: logicalMap1[i]!=logicalMap2[i] at i=%d\n", testNumber, i);
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break;
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}
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if(logicalMap1[i]!=logicalMap3[i]) {
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log_verbose("bidi reordering error in tests[%d]: logicalMap1[i]!=logicalMap3[i] at i=%d\n", testNumber, i);
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break;
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}
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if(visualMap1[i]!=visualMap2[i]) {
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log_verbose("bidi reordering error in tests[%d]: visualMap1[i]!=visualMap2[i] at i=%d\n", testNumber, i);
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break;
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}
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if(visualMap1[i]!=visualMap3[i]) {
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log_verbose("bidi reordering error in tests[%d]: visualMap1[i]!=visualMap3[i] at i=%d\n", testNumber, i);
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break;
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}
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if(visualMap1[i]!=visualMap4[i]) {
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log_verbose("bidi reordering error in tests[%d]: visualMap1[i]!=visualMap4[i] at i=%d\n", testNumber, i);
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break;
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}
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if(logicalMap1[i]!=ubidi_getVisualIndex(pBiDi, i, &errorCode)) {
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log_verbose("bidi reordering error in tests[%d]: logicalMap1[i]!=ubidi_getVisualIndex(i) at i=%d\n", testNumber, i);
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break;
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}
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if(U_FAILURE(errorCode)) {
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log_verbose("ubidi_getVisualIndex(tests[%d], %d): error %s\n", testNumber, i, myErrorName(errorCode));
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break;
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}
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if(visualMap1[i]!=ubidi_getLogicalIndex(pBiDi, i, &errorCode)) {
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log_verbose("bidi reordering error in tests[%d]: visualMap1[i]!=ubidi_getLogicalIndex(i) at i=%d\n", testNumber, i);
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break;
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}
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if(U_FAILURE(errorCode)) {
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log_verbose("ubidi_getLogicalIndex(tests[%d], %d): error %s\n", testNumber, i, myErrorName(errorCode));
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break;
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}
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}
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}
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/* inverse BiDi ------------------------------------------------------------- */
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static const UChar
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string0[]={ 0x6c, 0x61, 0x28, 0x74, 0x69, 0x6e, 0x20, 0x5d0, 0x5d1, 0x29, 0x5d2, 0x5d3 },
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string1[]={ 0x6c, 0x61, 0x74, 0x20, 0x5d0, 0x5d1, 0x5d2, 0x20, 0x31, 0x32, 0x33 },
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string2[]={ 0x6c, 0x61, 0x74, 0x20, 0x5d0, 0x28, 0x5d1, 0x5d2, 0x20, 0x31, 0x29, 0x32, 0x33 },
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string3[]={ 0x31, 0x32, 0x33, 0x20, 0x5d0, 0x5d1, 0x5d2, 0x20, 0x34, 0x35, 0x36 },
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string4[]={ 0x61, 0x62, 0x20, 0x61, 0x62, 0x20, 0x661, 0x662 };
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#define STRING_TEST_CASE(s) { (s), sizeof(s)/U_SIZEOF_UCHAR }
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static const struct {
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const UChar *s;
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int32_t length;
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} testCases[]={
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STRING_TEST_CASE(string0),
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STRING_TEST_CASE(string1),
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STRING_TEST_CASE(string2),
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STRING_TEST_CASE(string3)
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};
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static int countRoundtrips=0, countNonRoundtrips=0;
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extern void
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doInverseBiDiTest() {
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UBiDi *pBiDi;
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UErrorCode errorCode;
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int i;
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pBiDi=ubidi_open();
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if(pBiDi==NULL) {
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log_err("unable to open a UBiDi object (out of memory)\n");
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return;
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}
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log_info("inverse BiDi: testInverseBiDi(L) with %u test cases ---\n", sizeof(testCases)/sizeof(testCases[0]));
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for(i=0; i<sizeof(testCases)/sizeof(testCases[0]); ++i) {
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errorCode=U_ZERO_ERROR;
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testInverseBiDi(pBiDi, testCases[i].s, testCases[i].length, 0, &errorCode);
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}
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log_info("inverse BiDi: testInverseBiDi(R) with %u test cases ---\n", sizeof(testCases)/sizeof(testCases[0]));
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for(i=0; i<sizeof(testCases)/sizeof(testCases[0]); ++i) {
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errorCode=U_ZERO_ERROR;
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testInverseBiDi(pBiDi, testCases[i].s, testCases[i].length, 1, &errorCode);
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}
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testManyInverseBiDi(pBiDi, 0);
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testManyInverseBiDi(pBiDi, 1);
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ubidi_close(pBiDi);
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log_verbose("inverse BiDi: rountrips: %5u\nnon-roundtrips: %5u\n", countRoundtrips, countNonRoundtrips);
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}
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#define COUNT_REPEAT_SEGMENTS 6
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static const UChar repeatSegments[COUNT_REPEAT_SEGMENTS][2]={
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{ 0x61, 0x62 }, /* L */
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{ 0x5d0, 0x5d1 }, /* R */
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{ 0x627, 0x628 }, /* AL */
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{ 0x31, 0x32 }, /* EN */
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{ 0x661, 0x662 }, /* AN */
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{ 0x20, 0x20 } /* WS (N) */
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};
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static void
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testManyInverseBiDi(UBiDi *pBiDi, UBiDiLevel direction) {
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static UChar text[8]={ 0, 0, 0x20, 0, 0, 0x20, 0, 0 };
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int i, j, k;
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UErrorCode errorCode;
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log_info("inverse BiDi: testManyInverseBiDi(%c) - test permutations of text snippets ---\n", direction==0 ? 'L' : 'R');
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for(i=0; i<COUNT_REPEAT_SEGMENTS; ++i) {
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text[0]=repeatSegments[i][0];
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text[1]=repeatSegments[i][1];
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for(j=0; j<COUNT_REPEAT_SEGMENTS; ++j) {
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text[3]=repeatSegments[j][0];
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text[4]=repeatSegments[j][1];
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for(k=0; k<COUNT_REPEAT_SEGMENTS; ++k) {
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text[6]=repeatSegments[k][0];
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text[7]=repeatSegments[k][1];
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errorCode=U_ZERO_ERROR;
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log_verbose("inverse BiDi: testManyInverseBiDi()[%u %u %u]\n", i, j, k);
|
|
testInverseBiDi(pBiDi, text, 8, direction, &errorCode);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
testInverseBiDi(UBiDi *pBiDi, const UChar *src, int32_t srcLength, UBiDiLevel direction, UErrorCode *pErrorCode) {
|
|
static UChar visualLTR[200], logicalDest[200], visualDest[200];
|
|
int32_t ltrLength, logicalLength, visualLength;
|
|
|
|
if(direction==0) {
|
|
log_verbose("inverse BiDi: testInverseBiDi(L)\n");
|
|
|
|
/* convert visual to logical */
|
|
ubidi_setInverse(pBiDi, TRUE);
|
|
ubidi_setPara(pBiDi, src, srcLength, 0, NULL, pErrorCode);
|
|
logicalLength=ubidi_writeReordered(pBiDi, logicalDest, sizeof(logicalDest)/U_SIZEOF_UCHAR,
|
|
UBIDI_DO_MIRRORING|UBIDI_INSERT_LRM_FOR_NUMERIC, pErrorCode);
|
|
log_verbose(" v ");
|
|
printUnicode(src, srcLength, ubidi_getLevels(pBiDi, pErrorCode));
|
|
log_verbose("\n");
|
|
|
|
/* convert back to visual LTR */
|
|
ubidi_setInverse(pBiDi, FALSE);
|
|
ubidi_setPara(pBiDi, logicalDest, logicalLength, 0, NULL, pErrorCode);
|
|
visualLength=ubidi_writeReordered(pBiDi, visualDest, sizeof(visualDest)/U_SIZEOF_UCHAR,
|
|
UBIDI_DO_MIRRORING|UBIDI_REMOVE_BIDI_CONTROLS, pErrorCode);
|
|
} else {
|
|
log_verbose("inverse BiDi: testInverseBiDi(R)\n");
|
|
|
|
/* reverse visual from RTL to LTR */
|
|
ltrLength=ubidi_writeReverse(src, srcLength, visualLTR, sizeof(visualLTR)/U_SIZEOF_UCHAR, 0, pErrorCode);
|
|
log_verbose(" vr");
|
|
printUnicode(src, srcLength, NULL);
|
|
log_verbose("\n");
|
|
|
|
/* convert visual RTL to logical */
|
|
ubidi_setInverse(pBiDi, TRUE);
|
|
ubidi_setPara(pBiDi, visualLTR, ltrLength, 0, NULL, pErrorCode);
|
|
logicalLength=ubidi_writeReordered(pBiDi, logicalDest, sizeof(logicalDest)/U_SIZEOF_UCHAR,
|
|
UBIDI_DO_MIRRORING|UBIDI_INSERT_LRM_FOR_NUMERIC, pErrorCode);
|
|
log_verbose(" vl");
|
|
printUnicode(visualLTR, ltrLength, ubidi_getLevels(pBiDi, pErrorCode));
|
|
log_verbose("\n");
|
|
|
|
/* convert back to visual RTL */
|
|
ubidi_setInverse(pBiDi, FALSE);
|
|
ubidi_setPara(pBiDi, logicalDest, logicalLength, 0, NULL, pErrorCode);
|
|
visualLength=ubidi_writeReordered(pBiDi, visualDest, sizeof(visualDest)/U_SIZEOF_UCHAR,
|
|
UBIDI_DO_MIRRORING|UBIDI_REMOVE_BIDI_CONTROLS|UBIDI_OUTPUT_REVERSE, pErrorCode);
|
|
}
|
|
log_verbose(" l ");
|
|
printUnicode(logicalDest, logicalLength, ubidi_getLevels(pBiDi, pErrorCode));
|
|
log_verbose("\n");
|
|
log_verbose(" v ");
|
|
printUnicode(visualDest, visualLength, NULL);
|
|
log_verbose("\n");
|
|
|
|
/* check and print results */
|
|
if(U_FAILURE(*pErrorCode)) {
|
|
log_err("inverse BiDi: *** error %s\n"
|
|
" turn on verbose mode to see details\n", u_errorName(*pErrorCode));
|
|
} else if(srcLength==visualLength && memcmp(src, visualDest, srcLength*U_SIZEOF_UCHAR)==0) {
|
|
++countRoundtrips;
|
|
log_verbose(" + roundtripped\n");
|
|
} else {
|
|
++countNonRoundtrips;
|
|
log_verbose(" * did not roundtrip\n");
|
|
log_err("inverse BiDi: transformation visual->logical->visual did not roundtrip the text;\n"
|
|
" turn on verbose mode to see details\n");
|
|
}
|
|
}
|
|
|
|
/* helpers ------------------------------------------------------------------ */
|
|
|
|
static char *levelString="...............................................................";
|
|
|
|
/* return a string with characters according to the desired directional properties */
|
|
static UChar *
|
|
getStringFromDirProps(const uint8_t *dirProps, UTextOffset length) {
|
|
static UChar s[MAX_STRING_LENGTH];
|
|
UTextOffset i;
|
|
|
|
/* this part would have to be modified for UTF-x */
|
|
for(i=0; i<length; ++i) {
|
|
s[i]=charFromDirProp[dirProps[i]];
|
|
}
|
|
s[i]=0;
|
|
return s;
|
|
}
|
|
|
|
static void
|
|
printUnicode(const UChar *s, int32_t length, const UBiDiLevel *levels) {
|
|
int32_t i;
|
|
|
|
log_verbose("{ ");
|
|
for(i=0; i<length; ++i) {
|
|
if(levels!=NULL) {
|
|
log_verbose("%4x.%u ", s[i], levels[i]);
|
|
} else {
|
|
log_verbose("%4x ", s[i]);
|
|
}
|
|
}
|
|
log_verbose(" }");
|
|
}
|