/*
*******************************************************************************
*
* Copyright (C) 1999-2007, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
*/
#include "unicode/utypes.h"
#include "unicode/ubidi.h"
#include "unicode/uscript.h"
#include "unicode/ctest.h"
#include "layout/LETypes.h"
#include "layout/LEScripts.h"
#include "layout/loengine.h"
#include "layout/playout.h"
#include "layout/plruns.h"
#include "cfonts.h"
#include "letest.h"
#include "sfnt.h"
#include "xmlreader.h"
#include "putilimp.h" /* for U_FILE_SEP_STRING */
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#define CH_COMMA 0x002C
U_CDECL_BEGIN
static void U_CALLCONV ParamTest(void)
{
LEErrorCode status = LE_NO_ERROR;
le_font *font = le_simpleFontOpen(12, &status);
le_engine *engine = le_create(font, arabScriptCode, -1, 0, &status);
LEGlyphID *glyphs = NULL;
le_int32 *indices = NULL;
float *positions = NULL;
le_int32 glyphCount = 0;
float x = 0.0, y = 0.0;
LEUnicode chars[] = {
0x0045, 0x006E, 0x0067, 0x006C, 0x0069, 0x0073, 0x0068, 0x0020, /* "English " */
0x0645, 0x0627, 0x0646, 0x062A, 0x0648, 0x0634, /* MEM ALIF KAF NOON TEH WAW SHEEN */
0x0020, 0x0074, 0x0065, 0x0078, 0x0074, 0x02E /* " text." */
};
glyphCount = le_getGlyphCount(engine, &status);
if (glyphCount != 0) {
log_err("Calling getGlyphCount() on an empty layout returned %d.\n", glyphCount);
}
glyphs = NEW_ARRAY(LEGlyphID, glyphCount + 10);
indices = NEW_ARRAY(le_int32, glyphCount + 10);
positions = NEW_ARRAY(float, glyphCount + 10);
le_getGlyphs(engine, NULL, &status);
if (status != LE_ILLEGAL_ARGUMENT_ERROR) {
log_err("Calling getGlyphs(NULL, status) did not return LE_ILLEGAL_ARGUMENT_ERROR.\n");
}
status = LE_NO_ERROR;
le_getGlyphs(engine, glyphs, &status);
if (status != LE_NO_LAYOUT_ERROR) {
log_err("Calling getGlyphs(glyphs, status) on an empty layout did not return LE_NO_LAYOUT_ERROR.\n");
}
status = LE_NO_ERROR;
le_getCharIndices(engine, NULL, &status);
if (status != LE_ILLEGAL_ARGUMENT_ERROR) {
log_err("Calling getCharIndices(NULL, status) did not return LE_ILLEGAL_ARGUMENT_ERROR.\n");
}
status = LE_NO_ERROR;
le_getCharIndices(engine, indices, &status);
if (status != LE_NO_LAYOUT_ERROR) {
log_err("Calling getCharIndices(indices, status) on an empty layout did not return LE_NO_LAYOUT_ERROR.\n");
}
status = LE_NO_ERROR;
le_getCharIndicesWithBase(engine, NULL, 1024, &status);
if (status != LE_ILLEGAL_ARGUMENT_ERROR) {
log_err("Calling getCharIndices(NULL, 1024, status) did not return LE_ILLEGAL_ARGUMENT_ERROR.\n");
}
status = LE_NO_ERROR;
le_getCharIndicesWithBase(engine, indices, 1024, &status);
if (status != LE_NO_LAYOUT_ERROR) {
log_err("Calling getCharIndices(indices, 1024, status) on an empty layout did not return LE_NO_LAYOUT_ERROR.\n");
}
status = LE_NO_ERROR;
le_getGlyphPositions(engine, NULL, &status);
if (status != LE_ILLEGAL_ARGUMENT_ERROR) {
log_err("Calling getGlyphPositions(NULL, status) did not return LE_ILLEGAL_ARGUMENT_ERROR.\n");
}
status = LE_NO_ERROR;
le_getGlyphPositions(engine, positions, &status);
if (status != LE_NO_LAYOUT_ERROR) {
log_err("Calling getGlyphPositions(positions, status) on an empty layout did not return LE_NO_LAYOUT_ERROR.\n");
}
DELETE_ARRAY(positions);
DELETE_ARRAY(indices);
DELETE_ARRAY(glyphs);
status = LE_NO_ERROR;
glyphCount = le_layoutChars(engine, NULL, 0, 0, 0, FALSE, 0.0, 0.0, &status);
if (status != LE_ILLEGAL_ARGUMENT_ERROR) {
log_err("Calling layoutChars(NULL, 0, 0, 0, FALSE, 0.0, 0.0, status) did not fail w/ LE_ILLEGAL_ARGUMENT_ERROR.\n");
}
status = LE_NO_ERROR;
glyphCount = le_layoutChars(engine, chars, -1, 6, 20, TRUE, 0.0, 0.0, &status);
if (status != LE_ILLEGAL_ARGUMENT_ERROR) {
log_err("Calling layoutChars(chars, -1, 6, 20, TRUE, 0.0, 0.0, status) did not fail w/ LE_ILLEGAL_ARGUMENT_ERROR.\n");
}
status = LE_NO_ERROR;
glyphCount = le_layoutChars(engine, chars, 8, -1, 20, TRUE, 0.0, 0.0, &status);
if (status != LE_ILLEGAL_ARGUMENT_ERROR) {
log_err("Calling layoutChars(chars, 8, -1, 20, TRUE, 0.0, 0.0, status) did not fail w/ LE_ILLEGAL_ARGUMENT_ERROR.\n");
}
status = LE_NO_ERROR;
glyphCount = le_layoutChars(engine, chars, 8, 6, -1, TRUE, 0.0, 0.0, &status);
if (status != LE_ILLEGAL_ARGUMENT_ERROR) {
log_err("Calling layoutChars((chars, 8, 6, -1, TRUE, 0.0, 0.0, status) did not fail w/ LE_ILLEGAL_ARGUMENT_ERROR.\n");
}
status = LE_NO_ERROR;
glyphCount = le_layoutChars(engine, chars, 8, 6, 10, TRUE, 0.0, 0.0, &status);
if (status != LE_ILLEGAL_ARGUMENT_ERROR) {
log_err("Calling layoutChars(chars, 8, 6, 10, TRUE, 0.0, 0.0, status) did not fail w/ LE_ILLEGAL_ARGUMENT_ERROR.\n");
}
status = LE_NO_ERROR;
glyphCount = le_layoutChars(engine, chars, 8, 6, 20, TRUE, 0.0, 0.0, &status);
if (LE_FAILURE(status)) {
log_err("Calling layoutChars(chars, 8, 6, 20, TRUE, 0.0, 0.0, status) failed.\n");
goto bail;
}
le_getGlyphPosition(engine, -1, &x, &y, &status);
if (status != LE_INDEX_OUT_OF_BOUNDS_ERROR) {
log_err("Calling getGlyphPosition(-1, x, y, status) did not fail w/ LE_INDEX_OUT_OF_BOUNDS_ERROR.\n");
}
status = LE_NO_ERROR;
le_getGlyphPosition(engine, glyphCount + 1, &x, &y, &status);
if (status != LE_INDEX_OUT_OF_BOUNDS_ERROR) {
log_err("Calling getGlyphPosition(glyphCount + 1, x, y, status) did not fail w/ LE_INDEX_OUT_OF_BOUNDS_ERROR.\n");
}
bail:
le_close(engine);
le_fontClose(font);
}
U_CDECL_END
U_CDECL_BEGIN
static void U_CALLCONV FactoryTest(void)
{
LEErrorCode status = LE_NO_ERROR;
le_font *font = le_simpleFontOpen(12, &status);
le_engine *engine = NULL;
le_int32 scriptCode;
for(scriptCode = 0; scriptCode < scriptCodeCount; scriptCode += 1) {
status = LE_NO_ERROR;
engine = le_create(font, scriptCode, -1, 0, &status);
if (LE_FAILURE(status)) {
log_err("Could not create a LayoutEngine for script \'%s\'.\n", uscript_getShortName((UScriptCode)scriptCode));
}
le_close(engine);
}
le_fontClose(font);
}
U_CDECL_END
U_CDECL_BEGIN
static void U_CALLCONV AccessTest(void)
{
LEErrorCode status = LE_NO_ERROR;
le_font *font = le_simpleFontOpen(12, &status);
le_engine *engine =le_create(font, arabScriptCode, -1, 0, &status);
le_int32 glyphCount;
LEGlyphID glyphs[6];
le_int32 biasedIndices[6], indices[6], glyph;
float positions[6 * 2 + 2];
LEUnicode chars[] = {
0x0045, 0x006E, 0x0067, 0x006C, 0x0069, 0x0073, 0x0068, 0x0020, /* "English " */
0x0645, 0x0627, 0x0646, 0x062A, 0x0648, 0x0634, /* MEM ALIF KAF NOON TEH WAW SHEEN */
0x0020, 0x0074, 0x0065, 0x0078, 0x0074, 0x02E /* " text." */
};
if (LE_FAILURE(status)) {
log_err("Could not create LayoutEngine.\n");
goto bail;
}
glyphCount = le_layoutChars(engine, chars, 8, 6, 20, TRUE, 0.0, 0.0, &status);
if (LE_FAILURE(status) || glyphCount != 6) {
log_err("layoutChars(chars, 8, 6, 20, TRUE, 0.0, 0.0, status) failed.\n");
goto bail;
}
le_getGlyphs(engine, glyphs, &status);
le_getCharIndices(engine, indices, &status);
le_getGlyphPositions(engine, positions, &status);
if (LE_FAILURE(status)) {
log_err("Could not get glyph, indices and position arrays.\n");
goto bail;
}
status = LE_NO_ERROR;
le_getCharIndicesWithBase(engine, biasedIndices, 1024, &status);
if (LE_FAILURE(status)) {
log_err("getCharIndices(biasedIndices, 1024, status) failed.\n");
} else {
for (glyph = 0; glyph < glyphCount; glyph += 1) {
if (biasedIndices[glyph] != (indices[glyph] + 1024)) {
log_err("biasedIndices[%d] != indices[%d] + 1024: %8X, %8X\n",
glyph, glyph, biasedIndices[glyph], indices[glyph]);
break;
}
}
}
status = LE_NO_ERROR;
for (glyph = 0; glyph <= glyphCount; glyph += 1) {
float x = 0.0, y = 0.0;
le_getGlyphPosition(engine, glyph, &x, &y, &status);
if (LE_FAILURE(status)) {
log_err("getGlyphPosition(%d, x, y, status) failed.\n", glyph);
break;
}
if (x != positions[glyph*2] || y != positions[glyph*2 + 1]) {
log_err("getGlyphPosition(%d, x, y, status) returned bad position: (%f, %f) != (%f, %f)\n",
glyph, x, y, positions[glyph*2], positions[glyph*2 + 1]);
break;
}
}
bail:
le_close(engine);
le_fontClose(font);
}
U_CDECL_END
static le_bool compareResults(const char *testID, TestResult *expected, TestResult *actual)
{
le_int32 i;
/* NOTE: we'll stop on the first failure 'cause once there's one error, it may cascade... */
if (actual->glyphCount != expected->glyphCount) {
log_err("Test %s: incorrect glyph count: exptected %d, got %d\n",
testID, expected->glyphCount, actual->glyphCount);
return FALSE;
}
for (i = 0; i < actual->glyphCount; i += 1) {
if (actual->glyphs[i] != expected->glyphs[i]) {
log_err("Test %s: incorrect id for glyph %d: expected %4X, got %4X\n",
testID, i, expected->glyphs[i], actual->glyphs[i]);
return FALSE;
}
}
for (i = 0; i < actual->glyphCount; i += 1) {
if (actual->indices[i] != expected->indices[i]) {
log_err("Test %s: incorrect index for glyph %d: expected %8X, got %8X\n",
testID, i, expected->indices[i], actual->indices[i]);
return FALSE;
}
}
for (i = 0; i <= actual->glyphCount; i += 1) {
double xError = uprv_fabs(actual->positions[i * 2] - expected->positions[i * 2]);
double yError = uprv_fabs(actual->positions[i * 2 + 1] - expected->positions[i * 2 + 1]);
if (xError > 0.0001) {
log_err("Test %s: incorrect x position for glyph %d: expected %f, got %f\n",
testID, i, expected->positions[i * 2], actual->positions[i * 2]);
return FALSE;
}
if (yError < 0) {
yError = -yError;
}
if (yError > 0.0001) {
log_err("Test %s: incorrect y position for glyph %d: expected %f, got %f\n",
testID, i, expected->positions[i * 2 + 1], actual->positions[i * 2 + 1]);
return FALSE;
}
}
return TRUE;
}
static void checkFontVersion(le_font *font, const char *testVersionString,
le_uint32 testChecksum, const char *testID)
{
le_uint32 fontChecksum = le_getFontChecksum(font);
if (fontChecksum != testChecksum) {
const char *fontVersionString = le_getNameString(font, NAME_VERSION_STRING,
PLATFORM_MACINTOSH, MACINTOSH_ROMAN, MACINTOSH_ENGLISH);
log_info("Test %s: this may not be the same font used to generate the test data.\n", testID);
log_info("Your font's version string is \"%s\"\n", fontVersionString);
log_info("The expected version string is \"%s\"\n", testVersionString);
log_info("If you see errors, they may be due to the version of the font you're using.\n");
le_deleteNameString(font, fontVersionString);
}
}
/* Returns the path to icu/source/test/testdata/ */
static const char *getSourceTestData() {
#ifdef U_TOPSRCDIR
const char *srcDataDir = U_TOPSRCDIR U_FILE_SEP_STRING"test"U_FILE_SEP_STRING"testdata"U_FILE_SEP_STRING;
#else
const char *srcDataDir = ".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING"test"U_FILE_SEP_STRING"testdata"U_FILE_SEP_STRING;
FILE *f = fopen(".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING"test"U_FILE_SEP_STRING"testdata"U_FILE_SEP_STRING"rbbitst.txt", "r");
if (f != NULL) {
/* We're in icu/source/test/letest/ */
fclose(f);
} else {
/* We're in icu/source/test/letest/(Debug|Release) */
srcDataDir = ".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING"test"U_FILE_SEP_STRING"testdata"U_FILE_SEP_STRING;
}
#endif
return srcDataDir;
}
static const char *getPath(char buffer[2048], const char *filename) {
const char *testDataDirectory = getSourceTestData();
strcpy(buffer, testDataDirectory);
strcat(buffer, filename);
return buffer;
}
static le_font *openFont(const char *fontName, const char *checksum, const char *version, const char *testID)
{
char path[2048];
le_font *font;
LEErrorCode fontStatus = LE_NO_ERROR;
if (fontName != NULL) {
font = le_portableFontOpen(getPath(path, fontName), 12, &fontStatus);
if (LE_FAILURE(fontStatus)) {
log_info("Test %s: can't open font %s - test skipped.\n", testID, fontName);
le_fontClose(font);
return NULL;
} else {
le_uint32 cksum = 0;
sscanf(checksum, "%x", &cksum);
checkFontVersion(font, version, cksum, testID);
}
} else {
font = le_simpleFontOpen(12, &fontStatus);
}
return font;
}
static le_bool getRTL(const LEUnicode *text, le_int32 charCount)
{
UBiDiLevel paraLevel;
UErrorCode status = U_ZERO_ERROR;
UBiDi *ubidi = ubidi_openSized(charCount, 0, &status);
ubidi_setPara(ubidi, text, charCount, UBIDI_DEFAULT_LTR, NULL, &status);
paraLevel = ubidi_getParaLevel(ubidi);
ubidi_close(ubidi);
return paraLevel & 1;
}
static void doTestCase (const char *testID,
const char *fontName,
const char *fontVersion,
const char *fontChecksum,
le_int32 scriptCode,
le_int32 languageCode,
const LEUnicode *text,
le_int32 charCount,
TestResult *expected)
{
LEErrorCode status = LE_NO_ERROR;
le_engine *engine;
le_font *font = openFont(fontName, fontChecksum, fontVersion, testID);
le_int32 typoFlags = 3; /* kerning + ligatures */
TestResult actual;
if (font == NULL) {
/* error message already printed. */
return;
}
if (fontName == NULL) {
typoFlags |= 0x80000000L; /* use CharSubstitutionFilter... */
}
engine = le_create(font, scriptCode, languageCode, typoFlags, &status);
if (LE_FAILURE(status)) {
log_err("Test %s: could not create a LayoutEngine.\n", testID);
goto free_expected;
}
actual.glyphCount = le_layoutChars(engine, text, 0, charCount, charCount, getRTL(text, charCount), 0, 0, &status);
actual.glyphs = NEW_ARRAY(LEGlyphID, actual.glyphCount);
actual.indices = NEW_ARRAY(le_int32, actual.glyphCount);
actual.positions = NEW_ARRAY(float, actual.glyphCount * 2 + 2);
le_getGlyphs(engine, actual.glyphs, &status);
le_getCharIndices(engine, actual.indices, &status);
le_getGlyphPositions(engine, actual.positions, &status);
compareResults(testID, expected, &actual);
DELETE_ARRAY(actual.positions);
DELETE_ARRAY(actual.indices);
DELETE_ARRAY(actual.glyphs);
le_close(engine);
free_expected:
le_fontClose(font);
}
static void U_CALLCONV DataDrivenTest(void)
{
char path[2048];
const char *testFilePath = getPath(path, "letest.xml");
readTestFile(testFilePath, doTestCase);
}
/*
* From ticket:5923:
*
* Build a paragraph that contains a mixture of left to right and right to left text.
* Break it into multiple lines and make sure that the glyphToCharMap for run in each
* line is correct.
*
* Note: it might be a good idea to also check the glyphs and positions for each run,
* that we get the expected number of runs per line and that the line breaks are where
* we expect them to be. Really, it would be a good idea to make a whole test suite
* for pl_paragraph.
*/
static void U_CALLCONV GlyphToCharTest(void)
{
LEErrorCode status = LE_NO_ERROR;
le_font *font;
pl_fontRuns *fontRuns;
pl_paragraph *paragraph;
const pl_line *line;
/*
* This is the same text that's in <icu>/source/samples/layout/Sample.txt
*/
LEUnicode chars[] = {
/*BOM*/ 0x0054, 0x0068, 0x0065, 0x0020, 0x004c, 0x0061, 0x0079,
0x006f, 0x0075, 0x0074, 0x0045, 0x006e, 0x0067, 0x0069, 0x006e,
0x0065, 0x0020, 0x0064, 0x006f, 0x0065, 0x0073, 0x0020, 0x0061,
0x006c, 0x006c, 0x0020, 0x0074, 0x0068, 0x0065, 0x0020, 0x0077,
0x006f, 0x0072, 0x006b, 0x0020, 0x006e, 0x0065, 0x0063, 0x0065,
0x0073, 0x0073, 0x0061, 0x0072, 0x0079, 0x0020, 0x0074, 0x006f,
0x0020, 0x0064, 0x0069, 0x0073, 0x0070, 0x006c, 0x0061, 0x0079,
0x0020, 0x0055, 0x006e, 0x0069, 0x0063, 0x006f, 0x0064, 0x0065,
0x0020, 0x0074, 0x0065, 0x0078, 0x0074, 0x0020, 0x0077, 0x0072,
0x0069, 0x0074, 0x0074, 0x0065, 0x006e, 0x0020, 0x0069, 0x006e,
0x0020, 0x006c, 0x0061, 0x006e, 0x0067, 0x0075, 0x0061, 0x0067,
0x0065, 0x0073, 0x0020, 0x0077, 0x0069, 0x0074, 0x0068, 0x0020,
0x0063, 0x006f, 0x006d, 0x0070, 0x006c, 0x0065, 0x0078, 0x0020,
0x0077, 0x0072, 0x0069, 0x0074, 0x0069, 0x006e, 0x0067, 0x0020,
0x0073, 0x0079, 0x0073, 0x0074, 0x0065, 0x006d, 0x0073, 0x0020,
0x0073, 0x0075, 0x0063, 0x0068, 0x0020, 0x0061, 0x0073, 0x0020,
0x0048, 0x0069, 0x006e, 0x0064, 0x0069, 0x0020, 0x0028, 0x0939,
0x093f, 0x0928, 0x094d, 0x0926, 0x0940, 0x0029, 0x0020, 0x0054,
0x0068, 0x0061, 0x0069, 0x0020, 0x0028, 0x0e44, 0x0e17, 0x0e22,
0x0029, 0x0020, 0x0061, 0x006e, 0x0064, 0x0020, 0x0041, 0x0072,
0x0061, 0x0062, 0x0069, 0x0063, 0x0020, 0x0028, 0x0627, 0x0644,
0x0639, 0x0631, 0x0628, 0x064a, 0x0629, 0x0029, 0x002e, 0x0020,
0x0048, 0x0065, 0x0072, 0x0065, 0x0027, 0x0073, 0x0020, 0x0061,
0x0020, 0x0073, 0x0061, 0x006d, 0x0070, 0x006c, 0x0065, 0x0020,
0x006f, 0x0066, 0x0020, 0x0073, 0x006f, 0x006d, 0x0065, 0x0020,
0x0074, 0x0065, 0x0078, 0x0074, 0x0020, 0x0077, 0x0072, 0x0069,
0x0074, 0x0074, 0x0065, 0x006e, 0x0020, 0x0069, 0x006e, 0x0020,
0x0053, 0x0061, 0x006e, 0x0073, 0x006b, 0x0072, 0x0069, 0x0074,
0x003a, 0x0020, 0x0936, 0x094d, 0x0930, 0x0940, 0x092e, 0x0926,
0x094d, 0x0020, 0x092d, 0x0917, 0x0935, 0x0926, 0x094d, 0x0917,
0x0940, 0x0924, 0x093e, 0x0020, 0x0905, 0x0927, 0x094d, 0x092f,
0x093e, 0x092f, 0x0020, 0x0905, 0x0930, 0x094d, 0x091c, 0x0941,
0x0928, 0x0020, 0x0935, 0x093f, 0x0937, 0x093e, 0x0926, 0x0020,
0x092f, 0x094b, 0x0917, 0x0020, 0x0927, 0x0943, 0x0924, 0x0930,
0x093e, 0x0937, 0x094d, 0x091f, 0x094d, 0x0930, 0x0020, 0x0909,
0x0935, 0x093e, 0x091a, 0x0964, 0x0020, 0x0927, 0x0930, 0x094d,
0x092e, 0x0915, 0x094d, 0x0937, 0x0947, 0x0924, 0x094d, 0x0930,
0x0947, 0x0020, 0x0915, 0x0941, 0x0930, 0x0941, 0x0915, 0x094d,
0x0937, 0x0947, 0x0924, 0x094d, 0x0930, 0x0947, 0x0020, 0x0938,
0x092e, 0x0935, 0x0947, 0x0924, 0x093e, 0x0020, 0x092f, 0x0941,
0x092f, 0x0941, 0x0924, 0x094d, 0x0938, 0x0935, 0x0903, 0x0020,
0x092e, 0x093e, 0x092e, 0x0915, 0x093e, 0x0903, 0x0020, 0x092a,
0x093e, 0x0923, 0x094d, 0x0921, 0x0935, 0x093e, 0x0936, 0x094d,
0x091a, 0x0948, 0x0935, 0x0020, 0x0915, 0x093f, 0x092e, 0x0915,
0x0941, 0x0930, 0x094d, 0x0935, 0x0924, 0x0020, 0x0938, 0x0902,
0x091c, 0x092f, 0x0020, 0x0048, 0x0065, 0x0072, 0x0065, 0x0027,
0x0073, 0x0020, 0x0061, 0x0020, 0x0073, 0x0061, 0x006d, 0x0070,
0x006c, 0x0065, 0x0020, 0x006f, 0x0066, 0x0020, 0x0073, 0x006f,
0x006d, 0x0065, 0x0020, 0x0074, 0x0065, 0x0078, 0x0074, 0x0020,
0x0077, 0x0072, 0x0069, 0x0074, 0x0074, 0x0065, 0x006e, 0x0020,
0x0069, 0x006e, 0x0020, 0x0041, 0x0072, 0x0061, 0x0062, 0x0069,
0x0063, 0x003a, 0x0020, 0x0623, 0x0633, 0x0627, 0x0633, 0x064b,
0x0627, 0x060c, 0x0020, 0x062a, 0x062a, 0x0639, 0x0627, 0x0645,
0x0644, 0x0020, 0x0627, 0x0644, 0x062d, 0x0648, 0x0627, 0x0633,
0x064a, 0x0628, 0x0020, 0x0641, 0x0642, 0x0637, 0x0020, 0x0645,
0x0639, 0x0020, 0x0627, 0x0644, 0x0623, 0x0631, 0x0642, 0x0627,
0x0645, 0x060c, 0x0020, 0x0648, 0x062a, 0x0642, 0x0648, 0x0645,
0x0020, 0x0628, 0x062a, 0x062e, 0x0632, 0x064a, 0x0646, 0x0020,
0x0627, 0x0644, 0x0623, 0x062d, 0x0631, 0x0641, 0x0020, 0x0648,
0x0627, 0x0644, 0x0645, 0x062d, 0x0627, 0x0631, 0x0641, 0x0020,
0x0627, 0x0644, 0x0623, 0x062e, 0x0631, 0x0649, 0x0020, 0x0628,
0x0639, 0x062f, 0x0020, 0x0623, 0x0646, 0x0020, 0x062a, 0x064f,
0x0639, 0x0637, 0x064a, 0x0020, 0x0631, 0x0642, 0x0645, 0x0627,
0x0020, 0x0645, 0x0639, 0x064a, 0x0646, 0x0627, 0x0020, 0x0644,
0x0643, 0x0644, 0x0020, 0x0648, 0x0627, 0x062d, 0x062f, 0x0020,
0x0645, 0x0646, 0x0647, 0x0627, 0x002e, 0x0020, 0x0648, 0x0642,
0x0628, 0x0644, 0x0020, 0x0627, 0x062e, 0x062a, 0x0631, 0x0627,
0x0639, 0x0020, 0x0022, 0x064a, 0x0648, 0x0646, 0x0650, 0x0643,
0x0648, 0x062f, 0x0022, 0x060c, 0x0020, 0x0643, 0x0627, 0x0646,
0x0020, 0x0647, 0x0646, 0x0627, 0x0643, 0x0020, 0x0645, 0x0626,
0x0627, 0x062a, 0x0020, 0x0627, 0x0644, 0x0623, 0x0646, 0x0638,
0x0645, 0x0629, 0x0020, 0x0644, 0x0644, 0x062a, 0x0634, 0x0641,
0x064a, 0x0631, 0x0020, 0x0648, 0x062a, 0x062e, 0x0635, 0x064a,
0x0635, 0x0020, 0x0647, 0x0630, 0x0647, 0x0020, 0x0627, 0x0644,
0x0623, 0x0631, 0x0642, 0x0627, 0x0645, 0x0020, 0x0644, 0x0644,
0x0645, 0x062d, 0x0627, 0x0631, 0x0641, 0x060c, 0x0020, 0x0648,
0x0644, 0x0645, 0x0020, 0x064a, 0x0648, 0x062c, 0x062f, 0x0020,
0x0646, 0x0638, 0x0627, 0x0645, 0x0020, 0x062a, 0x0634, 0x0641,
0x064a, 0x0631, 0x0020, 0x0648, 0x0627, 0x062d, 0x062f, 0x0020,
0x064a, 0x062d, 0x062a, 0x0648, 0x064a, 0x0020, 0x0639, 0x0644,
0x0649, 0x0020, 0x062c, 0x0645, 0x064a, 0x0639, 0x0020, 0x0627,
0x0644, 0x0645, 0x062d, 0x0627, 0x0631, 0x0641, 0x0020, 0x0627,
0x0644, 0x0636, 0x0631, 0x0648, 0x0631, 0x064a, 0x0629, 0x0020,
0x0061, 0x006e, 0x0064, 0x0020, 0x0068, 0x0065, 0x0072, 0x0065,
0x0027, 0x0073, 0x0020, 0x0061, 0x0020, 0x0073, 0x0061, 0x006d,
0x0070, 0x006c, 0x0065, 0x0020, 0x006f, 0x0066, 0x0020, 0x0073,
0x006f, 0x006d, 0x0065, 0x0020, 0x0074, 0x0065, 0x0078, 0x0074,
0x0020, 0x0077, 0x0072, 0x0069, 0x0074, 0x0074, 0x0065, 0x006e,
0x0020, 0x0069, 0x006e, 0x0020, 0x0054, 0x0068, 0x0061, 0x0069,
0x003a, 0x0020, 0x0e1a, 0x0e17, 0x0e17, 0x0e35, 0x0e48, 0x0e51,
0x0e1e, 0x0e32, 0x0e22, 0x0e38, 0x0e44, 0x0e0b, 0x0e42, 0x0e04,
0x0e25, 0x0e19, 0x0e42, 0x0e14, 0x0e42, 0x0e23, 0x0e18, 0x0e35,
0x0e2d, 0x0e32, 0x0e28, 0x0e31, 0x0e22, 0x0e2d, 0x0e22, 0x0e39,
0x0e48, 0x0e17, 0x0e48, 0x0e32, 0x0e21, 0x0e01, 0x0e25, 0x0e32,
0x0e07, 0x0e17, 0x0e38, 0x0e48, 0x0e07, 0x0e43, 0x0e2b, 0x0e0d,
0x0e48, 0x0e43, 0x0e19, 0x0e41, 0x0e04, 0x0e19, 0x0e0b, 0x0e31,
0x0e2a, 0x0e01, 0x0e31, 0x0e1a, 0x0e25, 0x0e38, 0x0e07, 0x0e40,
0x0e2e, 0x0e19, 0x0e23, 0x0e35, 0x0e0a, 0x0e32, 0x0e27, 0x0e44,
0x0e23, 0x0e48, 0x0e41, 0x0e25, 0x0e30, 0x0e1b, 0x0e49, 0x0e32,
0x0e40, 0x0e2d, 0x0e47, 0x0e21, 0x0e20, 0x0e23, 0x0e23, 0x0e22,
0x0e32, 0x0e0a, 0x0e32, 0x0e27, 0x0e44, 0x0e23, 0x0e48, 0x0e1a,
0x0e49, 0x0e32, 0x0e19, 0x0e02, 0x0e2d, 0x0e07, 0x0e1e, 0x0e27,
0x0e01, 0x0e40, 0x0e02, 0x0e32, 0x0e2b, 0x0e25, 0x0e31, 0x0e07,
0x0e40, 0x0e25, 0x0e47, 0x0e01, 0x0e40, 0x0e1e, 0x0e23, 0x0e32,
0x0e30, 0x0e44, 0x0e21, 0x0e49, 0x0e2a, 0x0e23, 0x0e49, 0x0e32,
0x0e07, 0x0e1a, 0x0e49, 0x0e32, 0x0e19, 0x0e15, 0x0e49, 0x0e2d,
0x0e07, 0x0e02, 0x0e19, 0x0e21, 0x0e32, 0x0e14, 0x0e49, 0x0e27,
0x0e22, 0x0e40, 0x0e01, 0x0e27, 0x0e35, 0x0e22, 0x0e19, 0x0e40,
0x0e1b, 0x0e47, 0x0e19, 0x0e23, 0x0e30, 0x0e22, 0x0e30, 0x0e17,
0x0e32, 0x0e07, 0x0e2b, 0x0e25, 0x0e32, 0x0e22, 0x0e44, 0x0e21,
0x0e25, 0x0e4c
};
le_int32 charCount = LE_ARRAY_SIZE(chars);
le_int32 charIndex = 0, lineNumber = 1;
le_int32 run, i;
const float lineWidth = 600;
font = le_simpleFontOpen(12, &status);
if (LE_FAILURE(status)) {
log_err("le_simpleFontOpen(12, &status) failed");
goto finish;
}
fontRuns = pl_openEmptyFontRuns(0);
pl_addFontRun(fontRuns, font, charCount);
paragraph = pl_create(chars, charCount, fontRuns, NULL, NULL, NULL, 0, FALSE, &status);
pl_closeFontRuns(fontRuns);
if (LE_FAILURE(status)) {
log_err("pl_create failed.");
goto close_font;
}
pl_reflow(paragraph);
while ((line = pl_nextLine(paragraph, lineWidth)) != NULL) {
le_int32 runCount = pl_countLineRuns(line);
for(run = 0; run < runCount; run += 1) {
const pl_visualRun *visualRun = pl_getLineVisualRun(line, run);
const le_int32 glyphCount = pl_getVisualRunGlyphCount(visualRun);
const le_int32 *glyphToCharMap = pl_getVisualRunGlyphToCharMap(visualRun);
if (pl_getVisualRunDirection(visualRun) == UBIDI_RTL) {
/*
* For a right to left run, make sure that the character indices
* increase from the right most glyph to the left most glyph. If
* there are any one to many glyph substitutions, we might get several
* glyphs in a row with the same character index.
*/
for(i = glyphCount - 1; i >= 0; i -= 1) {
le_int32 ix = glyphToCharMap[i];
if (ix != charIndex) {
if (ix != charIndex - 1) {
log_err("Bad glyph to char index for glyph %d on line %d: expected %d, got %d\n",
i, lineNumber, charIndex, ix);
goto close_paragraph; /* once there's one error, we can't count on anything else... */
}
} else {
charIndex += 1;
}
}
} else {
/*
* We can't just check the order of the character indices
* for left to right runs because Indic text might have been
* reordered. What we can do is find the minimum and maximum
* character indices in the run and make sure that the minimum
* is equal to charIndex and then advance charIndex to the maximum.
*/
le_int32 minIndex = 0x7FFFFFFF, maxIndex = -1;
for(i = 0; i < glyphCount; i += 1) {
le_int32 ix = glyphToCharMap[i];
if (ix > maxIndex) {
maxIndex = ix;
}
if (ix < minIndex) {
minIndex = ix;
}
}
if (minIndex != charIndex) {
log_err("Bad minIndex for run %d on line %d: expected %d, got %d\n",
run, lineNumber, charIndex, minIndex);
goto close_paragraph; /* once there's one error, we can't count on anything else... */
}
charIndex = maxIndex + 1;
}
}
lineNumber += 1;
}
close_paragraph:
pl_close(paragraph);
close_font:
le_fontClose(font);
finish:
return;
}
U_CFUNC void addCTests(TestNode **root)
{
addTest(root, &ParamTest, "c_api/ParameterTest");
addTest(root, &FactoryTest, "c_api/FactoryTest");
addTest(root, &AccessTest, "c_layout/AccessTest");
addTest(root, &DataDrivenTest, "c_layout/DataDrivenTest");
addTest(root, &GlyphToCharTest, "c_paragraph/GlyphToCharTest");
}