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godot/tests/servers/test_text_server.h

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/**************************************************************************/
/* test_text_server.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef TEST_TEXT_SERVER_H
#define TEST_TEXT_SERVER_H
#ifdef TOOLS_ENABLED
#include "editor/builtin_fonts.gen.h"
#include "servers/text_server.h"
#include "tests/test_macros.h"
namespace TestTextServer {
TEST_SUITE("[TextServer]") {
TEST_CASE("[TextServer] Init, font loading and shaping") {
SUBCASE("[TextServer] Loading fonts") {
for (int i = 0; i < TextServerManager::get_singleton()->get_interface_count(); i++) {
Ref<TextServer> ts = TextServerManager::get_singleton()->get_interface(i);
CHECK_FALSE_MESSAGE(ts.is_null(), "Invalid TS interface.");
if (!ts->has_feature(TextServer::FEATURE_FONT_DYNAMIC)) {
continue;
}
RID font = ts->create_font();
ts->font_set_data_ptr(font, _font_NotoSans_Regular, _font_NotoSans_Regular_size);
CHECK_FALSE_MESSAGE(font == RID(), "Loading font failed.");
ts->free_rid(font);
}
}
SUBCASE("[TextServer] Text layout: Font fallback") {
for (int i = 0; i < TextServerManager::get_singleton()->get_interface_count(); i++) {
Ref<TextServer> ts = TextServerManager::get_singleton()->get_interface(i);
CHECK_FALSE_MESSAGE(ts.is_null(), "Invalid TS interface.");
if (!ts->has_feature(TextServer::FEATURE_FONT_DYNAMIC) || !ts->has_feature(TextServer::FEATURE_SIMPLE_LAYOUT)) {
continue;
}
RID font1 = ts->create_font();
ts->font_set_data_ptr(font1, _font_NotoSans_Regular, _font_NotoSans_Regular_size);
ts->font_set_allow_system_fallback(font1, false);
RID font2 = ts->create_font();
ts->font_set_data_ptr(font2, _font_NotoSansThai_Regular, _font_NotoSansThai_Regular_size);
ts->font_set_allow_system_fallback(font2, false);
Array font;
font.push_back(font1);
font.push_back(font2);
String test = U"คนอ้วน khon uan ראה";
// 6^ 17^
RID ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
const Glyph *glyphs = ts->shaped_text_get_glyphs(ctx);
int gl_size = ts->shaped_text_get_glyph_count(ctx);
CHECK_FALSE_MESSAGE(gl_size == 0, "Shaping failed");
for (int j = 0; j < gl_size; j++) {
if (glyphs[j].start < 6) {
CHECK_FALSE_MESSAGE(glyphs[j].font_rid != font[1], "Incorrect font selected.");
}
if ((glyphs[j].start > 6) && (glyphs[j].start < 16)) {
CHECK_FALSE_MESSAGE(glyphs[j].font_rid != font[0], "Incorrect font selected.");
}
if (glyphs[j].start > 16) {
CHECK_FALSE_MESSAGE(glyphs[j].font_rid != RID(), "Incorrect font selected.");
CHECK_FALSE_MESSAGE(glyphs[j].index != test[glyphs[j].start], "Incorrect glyph index.");
}
CHECK_FALSE_MESSAGE((glyphs[j].start < 0 || glyphs[j].end > test.length()), "Incorrect glyph range.");
CHECK_FALSE_MESSAGE(glyphs[j].font_size != 16, "Incorrect glyph font size.");
}
ts->free_rid(ctx);
for (int j = 0; j < font.size(); j++) {
ts->free_rid(font[j]);
}
font.clear();
}
}
SUBCASE("[TextServer] Text layout: BiDi") {
for (int i = 0; i < TextServerManager::get_singleton()->get_interface_count(); i++) {
Ref<TextServer> ts = TextServerManager::get_singleton()->get_interface(i);
CHECK_FALSE_MESSAGE(ts.is_null(), "Invalid TS interface.");
if (!ts->has_feature(TextServer::FEATURE_FONT_DYNAMIC) || !ts->has_feature(TextServer::FEATURE_BIDI_LAYOUT)) {
continue;
}
RID font1 = ts->create_font();
ts->font_set_data_ptr(font1, _font_NotoSans_Regular, _font_NotoSans_Regular_size);
RID font2 = ts->create_font();
ts->font_set_data_ptr(font2, _font_NotoNaskhArabicUI_Regular, _font_NotoNaskhArabicUI_Regular_size);
Array font;
font.push_back(font1);
font.push_back(font2);
String test = U"Arabic (اَلْعَرَبِيَّةُ, al-ʿarabiyyah)";
// 7^ 26^
RID ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
const Glyph *glyphs = ts->shaped_text_get_glyphs(ctx);
int gl_size = ts->shaped_text_get_glyph_count(ctx);
CHECK_FALSE_MESSAGE(gl_size == 0, "Shaping failed");
for (int j = 0; j < gl_size; j++) {
if (glyphs[j].count > 0) {
if (glyphs[j].start < 7) {
CHECK_FALSE_MESSAGE(((glyphs[j].flags & TextServer::GRAPHEME_IS_RTL) == TextServer::GRAPHEME_IS_RTL), "Incorrect direction.");
}
if ((glyphs[j].start > 8) && (glyphs[j].start < 23)) {
CHECK_FALSE_MESSAGE(((glyphs[j].flags & TextServer::GRAPHEME_IS_RTL) != TextServer::GRAPHEME_IS_RTL), "Incorrect direction.");
}
if (glyphs[j].start > 26) {
CHECK_FALSE_MESSAGE(((glyphs[j].flags & TextServer::GRAPHEME_IS_RTL) == TextServer::GRAPHEME_IS_RTL), "Incorrect direction.");
}
}
}
ts->free_rid(ctx);
for (int j = 0; j < font.size(); j++) {
ts->free_rid(font[j]);
}
font.clear();
}
}
SUBCASE("[TextServer] Text layout: Line break and align points") {
for (int i = 0; i < TextServerManager::get_singleton()->get_interface_count(); i++) {
Ref<TextServer> ts = TextServerManager::get_singleton()->get_interface(i);
CHECK_FALSE_MESSAGE(ts.is_null(), "Invalid TS interface.");
if (!ts->has_feature(TextServer::FEATURE_FONT_DYNAMIC) || !ts->has_feature(TextServer::FEATURE_SIMPLE_LAYOUT)) {
continue;
}
RID font1 = ts->create_font();
ts->font_set_data_ptr(font1, _font_NotoSans_Regular, _font_NotoSans_Regular_size);
ts->font_set_allow_system_fallback(font1, false);
RID font2 = ts->create_font();
ts->font_set_data_ptr(font2, _font_NotoSansThai_Regular, _font_NotoSansThai_Regular_size);
ts->font_set_allow_system_fallback(font2, false);
RID font3 = ts->create_font();
ts->font_set_data_ptr(font3, _font_NotoNaskhArabicUI_Regular, _font_NotoNaskhArabicUI_Regular_size);
ts->font_set_allow_system_fallback(font3, false);
Array font;
font.push_back(font1);
font.push_back(font2);
font.push_back(font3);
{
RID ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
ts->shaped_text_add_string(ctx, U"Xtest", font, 10);
ts->shaped_text_add_string(ctx, U"xs", font, 10);
RID sctx = ts->shaped_text_substr(ctx, 1, 5);
CHECK_FALSE_MESSAGE(sctx == RID(), "Creating substring text buffer failed.");
PackedInt32Array sbrk = ts->shaped_text_get_character_breaks(sctx);
CHECK_FALSE_MESSAGE(sbrk.size() != 5, "Invalid substring char breaks number.");
if (sbrk.size() == 5) {
CHECK_FALSE_MESSAGE(sbrk[0] != 2, "Invalid substring char break position.");
CHECK_FALSE_MESSAGE(sbrk[1] != 3, "Invalid substring char break position.");
CHECK_FALSE_MESSAGE(sbrk[2] != 4, "Invalid substring char break position.");
CHECK_FALSE_MESSAGE(sbrk[3] != 5, "Invalid substring char break position.");
CHECK_FALSE_MESSAGE(sbrk[4] != 6, "Invalid substring char break position.");
}
PackedInt32Array fbrk = ts->shaped_text_get_character_breaks(ctx);
CHECK_FALSE_MESSAGE(fbrk.size() != 7, "Invalid char breaks number.");
if (fbrk.size() == 7) {
CHECK_FALSE_MESSAGE(fbrk[0] != 1, "Invalid char break position.");
CHECK_FALSE_MESSAGE(fbrk[1] != 2, "Invalid char break position.");
CHECK_FALSE_MESSAGE(fbrk[2] != 3, "Invalid char break position.");
CHECK_FALSE_MESSAGE(fbrk[3] != 4, "Invalid char break position.");
CHECK_FALSE_MESSAGE(fbrk[4] != 5, "Invalid char break position.");
CHECK_FALSE_MESSAGE(fbrk[5] != 6, "Invalid char break position.");
CHECK_FALSE_MESSAGE(fbrk[6] != 7, "Invalid char break position.");
}
PackedInt32Array rbrk = ts->string_get_character_breaks(U"Xtestxs");
CHECK_FALSE_MESSAGE(rbrk.size() != 7, "Invalid char breaks number.");
if (rbrk.size() == 7) {
CHECK_FALSE_MESSAGE(rbrk[0] != 1, "Invalid char break position.");
CHECK_FALSE_MESSAGE(rbrk[1] != 2, "Invalid char break position.");
CHECK_FALSE_MESSAGE(rbrk[2] != 3, "Invalid char break position.");
CHECK_FALSE_MESSAGE(rbrk[3] != 4, "Invalid char break position.");
CHECK_FALSE_MESSAGE(rbrk[4] != 5, "Invalid char break position.");
CHECK_FALSE_MESSAGE(rbrk[5] != 6, "Invalid char break position.");
CHECK_FALSE_MESSAGE(rbrk[6] != 7, "Invalid char break position.");
}
ts->free_rid(sctx);
ts->free_rid(ctx);
}
if (ts->has_feature(TextServer::FEATURE_BREAK_ITERATORS)) {
RID ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
ts->shaped_text_add_string(ctx, U"X❤️‍🔥", font, 10);
ts->shaped_text_add_string(ctx, U"xs", font, 10);
RID sctx = ts->shaped_text_substr(ctx, 1, 5);
CHECK_FALSE_MESSAGE(sctx == RID(), "Creating substring text buffer failed.");
PackedInt32Array sbrk = ts->shaped_text_get_character_breaks(sctx);
CHECK_FALSE_MESSAGE(sbrk.size() != 2, "Invalid substring char breaks number.");
if (sbrk.size() == 2) {
CHECK_FALSE_MESSAGE(sbrk[0] != 5, "Invalid substring char break position.");
CHECK_FALSE_MESSAGE(sbrk[1] != 6, "Invalid substring char break position.");
}
PackedInt32Array fbrk = ts->shaped_text_get_character_breaks(ctx);
CHECK_FALSE_MESSAGE(fbrk.size() != 4, "Invalid char breaks number.");
if (fbrk.size() == 4) {
CHECK_FALSE_MESSAGE(fbrk[0] != 1, "Invalid char break position.");
CHECK_FALSE_MESSAGE(fbrk[1] != 5, "Invalid char break position.");
CHECK_FALSE_MESSAGE(fbrk[2] != 6, "Invalid char break position.");
CHECK_FALSE_MESSAGE(fbrk[3] != 7, "Invalid char break position.");
}
PackedInt32Array rbrk = ts->string_get_character_breaks(U"X❤️‍🔥xs");
CHECK_FALSE_MESSAGE(rbrk.size() != 4, "Invalid char breaks number.");
if (rbrk.size() == 4) {
CHECK_FALSE_MESSAGE(rbrk[0] != 1, "Invalid char break position.");
CHECK_FALSE_MESSAGE(rbrk[1] != 5, "Invalid char break position.");
CHECK_FALSE_MESSAGE(rbrk[2] != 6, "Invalid char break position.");
CHECK_FALSE_MESSAGE(rbrk[3] != 7, "Invalid char break position.");
}
ts->free_rid(sctx);
ts->free_rid(ctx);
}
{
String test = U"Test test long text long text\n";
RID ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
ts->shaped_text_update_breaks(ctx);
ts->shaped_text_update_justification_ops(ctx);
const Glyph *glyphs = ts->shaped_text_get_glyphs(ctx);
int gl_size = ts->shaped_text_get_glyph_count(ctx);
CHECK_FALSE_MESSAGE(gl_size != 30, "Invalid glyph count.");
for (int j = 0; j < gl_size; j++) {
bool hard = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_HARD) == TextServer::GRAPHEME_IS_BREAK_HARD;
bool soft = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_SOFT) == TextServer::GRAPHEME_IS_BREAK_SOFT;
bool space = (glyphs[j].flags & TextServer::GRAPHEME_IS_SPACE) == TextServer::GRAPHEME_IS_SPACE;
bool virt = (glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) == TextServer::GRAPHEME_IS_VIRTUAL;
bool elo = (glyphs[j].flags & TextServer::GRAPHEME_IS_ELONGATION) == TextServer::GRAPHEME_IS_ELONGATION;
if (j == 4 || j == 9 || j == 14 || j == 19 || j == 24) {
CHECK_FALSE_MESSAGE((!soft || !space || hard || virt || elo), "Invalid glyph flags.");
} else if (j == 29) {
CHECK_FALSE_MESSAGE((soft || !space || !hard || virt || elo), "Invalid glyph flags.");
} else {
CHECK_FALSE_MESSAGE((soft || space || hard || virt || elo), "Invalid glyph flags.");
}
}
ts->free_rid(ctx);
}
{
String test = U"الحمـد";
RID ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
ts->shaped_text_update_breaks(ctx);
const Glyph *glyphs = ts->shaped_text_get_glyphs(ctx);
int gl_size = ts->shaped_text_get_glyph_count(ctx);
CHECK_FALSE_MESSAGE(gl_size != 6, "Invalid glyph count.");
for (int j = 0; j < gl_size; j++) {
bool hard = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_HARD) == TextServer::GRAPHEME_IS_BREAK_HARD;
bool soft = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_SOFT) == TextServer::GRAPHEME_IS_BREAK_SOFT;
bool space = (glyphs[j].flags & TextServer::GRAPHEME_IS_SPACE) == TextServer::GRAPHEME_IS_SPACE;
bool virt = (glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) == TextServer::GRAPHEME_IS_VIRTUAL;
bool elo = (glyphs[j].flags & TextServer::GRAPHEME_IS_ELONGATION) == TextServer::GRAPHEME_IS_ELONGATION;
CHECK_FALSE_MESSAGE((soft || space || hard || virt || elo), "Invalid glyph flags.");
}
if (ts->has_feature(TextServer::FEATURE_KASHIDA_JUSTIFICATION)) {
ts->shaped_text_update_justification_ops(ctx);
glyphs = ts->shaped_text_get_glyphs(ctx);
gl_size = ts->shaped_text_get_glyph_count(ctx);
CHECK_FALSE_MESSAGE(gl_size != 6, "Invalid glyph count.");
for (int j = 0; j < gl_size; j++) {
bool hard = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_HARD) == TextServer::GRAPHEME_IS_BREAK_HARD;
bool soft = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_SOFT) == TextServer::GRAPHEME_IS_BREAK_SOFT;
bool space = (glyphs[j].flags & TextServer::GRAPHEME_IS_SPACE) == TextServer::GRAPHEME_IS_SPACE;
bool virt = (glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) == TextServer::GRAPHEME_IS_VIRTUAL;
bool elo = (glyphs[j].flags & TextServer::GRAPHEME_IS_ELONGATION) == TextServer::GRAPHEME_IS_ELONGATION;
if (j == 1) {
CHECK_FALSE_MESSAGE((soft || space || hard || virt || !elo), "Invalid glyph flags.");
} else {
CHECK_FALSE_MESSAGE((soft || space || hard || virt || elo), "Invalid glyph flags.");
}
}
}
ts->free_rid(ctx);
}
{
String test = U"الحمد";
RID ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
ts->shaped_text_update_breaks(ctx);
const Glyph *glyphs = ts->shaped_text_get_glyphs(ctx);
int gl_size = ts->shaped_text_get_glyph_count(ctx);
CHECK_FALSE_MESSAGE(gl_size != 5, "Invalid glyph count.");
for (int j = 0; j < gl_size; j++) {
bool hard = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_HARD) == TextServer::GRAPHEME_IS_BREAK_HARD;
bool soft = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_SOFT) == TextServer::GRAPHEME_IS_BREAK_SOFT;
bool space = (glyphs[j].flags & TextServer::GRAPHEME_IS_SPACE) == TextServer::GRAPHEME_IS_SPACE;
bool virt = (glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) == TextServer::GRAPHEME_IS_VIRTUAL;
bool elo = (glyphs[j].flags & TextServer::GRAPHEME_IS_ELONGATION) == TextServer::GRAPHEME_IS_ELONGATION;
CHECK_FALSE_MESSAGE((soft || space || hard || virt || elo), "Invalid glyph flags.");
}
if (ts->has_feature(TextServer::FEATURE_KASHIDA_JUSTIFICATION)) {
ts->shaped_text_update_justification_ops(ctx);
glyphs = ts->shaped_text_get_glyphs(ctx);
gl_size = ts->shaped_text_get_glyph_count(ctx);
CHECK_FALSE_MESSAGE(gl_size != 6, "Invalid glyph count.");
for (int j = 0; j < gl_size; j++) {
bool hard = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_HARD) == TextServer::GRAPHEME_IS_BREAK_HARD;
bool soft = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_SOFT) == TextServer::GRAPHEME_IS_BREAK_SOFT;
bool space = (glyphs[j].flags & TextServer::GRAPHEME_IS_SPACE) == TextServer::GRAPHEME_IS_SPACE;
bool virt = (glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) == TextServer::GRAPHEME_IS_VIRTUAL;
bool elo = (glyphs[j].flags & TextServer::GRAPHEME_IS_ELONGATION) == TextServer::GRAPHEME_IS_ELONGATION;
if (j == 1) {
CHECK_FALSE_MESSAGE((soft || space || hard || !virt || !elo), "Invalid glyph flags.");
} else {
CHECK_FALSE_MESSAGE((soft || space || hard || virt || elo), "Invalid glyph flags.");
}
}
}
ts->free_rid(ctx);
}
{
String test = U"الحمـد الرياضي العربي";
RID ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
ts->shaped_text_update_breaks(ctx);
const Glyph *glyphs = ts->shaped_text_get_glyphs(ctx);
int gl_size = ts->shaped_text_get_glyph_count(ctx);
CHECK_FALSE_MESSAGE(gl_size != 21, "Invalid glyph count.");
for (int j = 0; j < gl_size; j++) {
bool hard = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_HARD) == TextServer::GRAPHEME_IS_BREAK_HARD;
bool soft = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_SOFT) == TextServer::GRAPHEME_IS_BREAK_SOFT;
bool space = (glyphs[j].flags & TextServer::GRAPHEME_IS_SPACE) == TextServer::GRAPHEME_IS_SPACE;
bool virt = (glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) == TextServer::GRAPHEME_IS_VIRTUAL;
bool elo = (glyphs[j].flags & TextServer::GRAPHEME_IS_ELONGATION) == TextServer::GRAPHEME_IS_ELONGATION;
if (j == 6 || j == 14) {
CHECK_FALSE_MESSAGE((!soft || !space || hard || virt || elo), "Invalid glyph flags.");
} else {
CHECK_FALSE_MESSAGE((soft || space || hard || virt || elo), "Invalid glyph flags.");
}
}
if (ts->has_feature(TextServer::FEATURE_KASHIDA_JUSTIFICATION)) {
ts->shaped_text_update_justification_ops(ctx);
glyphs = ts->shaped_text_get_glyphs(ctx);
gl_size = ts->shaped_text_get_glyph_count(ctx);
CHECK_FALSE_MESSAGE(gl_size != 23, "Invalid glyph count.");
for (int j = 0; j < gl_size; j++) {
bool hard = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_HARD) == TextServer::GRAPHEME_IS_BREAK_HARD;
bool soft = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_SOFT) == TextServer::GRAPHEME_IS_BREAK_SOFT;
bool space = (glyphs[j].flags & TextServer::GRAPHEME_IS_SPACE) == TextServer::GRAPHEME_IS_SPACE;
bool virt = (glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) == TextServer::GRAPHEME_IS_VIRTUAL;
bool elo = (glyphs[j].flags & TextServer::GRAPHEME_IS_ELONGATION) == TextServer::GRAPHEME_IS_ELONGATION;
if (j == 7 || j == 16) {
CHECK_FALSE_MESSAGE((!soft || !space || hard || virt || elo), "Invalid glyph flags.");
} else if (j == 3 || j == 9) {
CHECK_FALSE_MESSAGE((soft || space || hard || !virt || !elo), "Invalid glyph flags.");
} else if (j == 18) {
CHECK_FALSE_MESSAGE((soft || space || hard || virt || !elo), "Invalid glyph flags.");
} else {
CHECK_FALSE_MESSAGE((soft || space || hard || virt || elo), "Invalid glyph flags.");
}
}
}
ts->free_rid(ctx);
}
{
String test = U"เป็น ภาษา ราชการ และ ภาษา";
RID ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
ts->shaped_text_update_breaks(ctx);
ts->shaped_text_update_justification_ops(ctx);
const Glyph *glyphs = ts->shaped_text_get_glyphs(ctx);
int gl_size = ts->shaped_text_get_glyph_count(ctx);
CHECK_FALSE_MESSAGE(gl_size != 25, "Invalid glyph count.");
for (int j = 0; j < gl_size; j++) {
bool hard = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_HARD) == TextServer::GRAPHEME_IS_BREAK_HARD;
bool soft = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_SOFT) == TextServer::GRAPHEME_IS_BREAK_SOFT;
bool space = (glyphs[j].flags & TextServer::GRAPHEME_IS_SPACE) == TextServer::GRAPHEME_IS_SPACE;
bool virt = (glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) == TextServer::GRAPHEME_IS_VIRTUAL;
bool elo = (glyphs[j].flags & TextServer::GRAPHEME_IS_ELONGATION) == TextServer::GRAPHEME_IS_ELONGATION;
if (j == 4 || j == 9 || j == 16 || j == 20) {
CHECK_FALSE_MESSAGE((!soft || !space || hard || virt || elo), "Invalid glyph flags.");
} else {
CHECK_FALSE_MESSAGE((soft || space || hard || virt || elo), "Invalid glyph flags.");
}
}
ts->free_rid(ctx);
}
if (ts->has_feature(TextServer::FEATURE_BREAK_ITERATORS)) {
String test = U"เป็นภาษาราชการและภาษา";
RID ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
ts->shaped_text_update_breaks(ctx);
ts->shaped_text_update_justification_ops(ctx);
const Glyph *glyphs = ts->shaped_text_get_glyphs(ctx);
int gl_size = ts->shaped_text_get_glyph_count(ctx);
CHECK_FALSE_MESSAGE(gl_size != 25, "Invalid glyph count.");
for (int j = 0; j < gl_size; j++) {
bool hard = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_HARD) == TextServer::GRAPHEME_IS_BREAK_HARD;
bool soft = (glyphs[j].flags & TextServer::GRAPHEME_IS_BREAK_SOFT) == TextServer::GRAPHEME_IS_BREAK_SOFT;
bool space = (glyphs[j].flags & TextServer::GRAPHEME_IS_SPACE) == TextServer::GRAPHEME_IS_SPACE;
bool virt = (glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) == TextServer::GRAPHEME_IS_VIRTUAL;
bool elo = (glyphs[j].flags & TextServer::GRAPHEME_IS_ELONGATION) == TextServer::GRAPHEME_IS_ELONGATION;
if (j == 4 || j == 9 || j == 16 || j == 20) {
CHECK_FALSE_MESSAGE((!soft || !space || hard || !virt || elo), "Invalid glyph flags.");
} else {
CHECK_FALSE_MESSAGE((soft || space || hard || virt || elo), "Invalid glyph flags.");
}
}
ts->free_rid(ctx);
}
for (int j = 0; j < font.size(); j++) {
ts->free_rid(font[j]);
}
font.clear();
}
}
SUBCASE("[TextServer] Text layout: Line breaking") {
for (int i = 0; i < TextServerManager::get_singleton()->get_interface_count(); i++) {
Ref<TextServer> ts = TextServerManager::get_singleton()->get_interface(i);
CHECK_FALSE_MESSAGE(ts.is_null(), "Invalid TS interface.");
if (!ts->has_feature(TextServer::FEATURE_FONT_DYNAMIC) || !ts->has_feature(TextServer::FEATURE_SIMPLE_LAYOUT)) {
continue;
}
String test_1 = U"test test test";
// 5^ 10^
RID font1 = ts->create_font();
ts->font_set_data_ptr(font1, _font_NotoSans_Regular, _font_NotoSans_Regular_size);
RID font2 = ts->create_font();
ts->font_set_data_ptr(font2, _font_NotoSansThai_Regular, _font_NotoSansThai_Regular_size);
Array font;
font.push_back(font1);
font.push_back(font2);
RID ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
bool ok = ts->shaped_text_add_string(ctx, test_1, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
PackedInt32Array brks = ts->shaped_text_get_line_breaks(ctx, 1);
CHECK_FALSE_MESSAGE(brks.size() != 6, "Invalid line breaks number.");
if (brks.size() == 6) {
CHECK_FALSE_MESSAGE(brks[0] != 0, "Invalid line break position.");
CHECK_FALSE_MESSAGE(brks[1] != 5, "Invalid line break position.");
CHECK_FALSE_MESSAGE(brks[2] != 5, "Invalid line break position.");
CHECK_FALSE_MESSAGE(brks[3] != 10, "Invalid line break position.");
CHECK_FALSE_MESSAGE(brks[4] != 10, "Invalid line break position.");
CHECK_FALSE_MESSAGE(brks[5] != 14, "Invalid line break position.");
}
ts->free_rid(ctx);
for (int j = 0; j < font.size(); j++) {
ts->free_rid(font[j]);
}
font.clear();
}
}
SUBCASE("[TextServer] Text layout: Justification") {
for (int i = 0; i < TextServerManager::get_singleton()->get_interface_count(); i++) {
Ref<TextServer> ts = TextServerManager::get_singleton()->get_interface(i);
CHECK_FALSE_MESSAGE(ts.is_null(), "Invalid TS interface.");
if (!ts->has_feature(TextServer::FEATURE_FONT_DYNAMIC) || !ts->has_feature(TextServer::FEATURE_SIMPLE_LAYOUT)) {
continue;
}
RID font1 = ts->create_font();
ts->font_set_data_ptr(font1, _font_NotoSans_Regular, _font_NotoSans_Regular_size);
RID font2 = ts->create_font();
ts->font_set_data_ptr(font2, _font_NotoNaskhArabicUI_Regular, _font_NotoNaskhArabicUI_Regular_size);
Array font;
font.push_back(font1);
font.push_back(font2);
String test_1 = U"الحمد";
String test_2 = U"الحمد test";
String test_3 = U"test test";
// 7^ 26^
RID ctx;
bool ok;
float width_old, width;
if (ts->has_feature(TextServer::FEATURE_KASHIDA_JUSTIFICATION)) {
ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
ok = ts->shaped_text_add_string(ctx, test_1, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
width_old = ts->shaped_text_get_width(ctx);
width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND);
CHECK_FALSE_MESSAGE((width != width_old), "Invalid fill width.");
width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND | TextServer::JUSTIFICATION_KASHIDA);
CHECK_FALSE_MESSAGE((width <= width_old || width > 100), "Invalid fill width.");
ts->free_rid(ctx);
ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
ok = ts->shaped_text_add_string(ctx, test_2, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
width_old = ts->shaped_text_get_width(ctx);
width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND);
CHECK_FALSE_MESSAGE((width <= width_old || width > 100), "Invalid fill width.");
width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND | TextServer::JUSTIFICATION_KASHIDA);
CHECK_FALSE_MESSAGE((width <= width_old || width > 100), "Invalid fill width.");
ts->free_rid(ctx);
}
ctx = ts->create_shaped_text();
CHECK_FALSE_MESSAGE(ctx == RID(), "Creating text buffer failed.");
ok = ts->shaped_text_add_string(ctx, test_3, font, 16);
CHECK_FALSE_MESSAGE(!ok, "Adding text to the buffer failed.");
width_old = ts->shaped_text_get_width(ctx);
width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND);
CHECK_FALSE_MESSAGE((width <= width_old || width > 100), "Invalid fill width.");
ts->free_rid(ctx);
for (int j = 0; j < font.size(); j++) {
ts->free_rid(font[j]);
}
font.clear();
}
}
SUBCASE("[TextServer] Unicode identifiers") {
for (int i = 0; i < TextServerManager::get_singleton()->get_interface_count(); i++) {
Ref<TextServer> ts = TextServerManager::get_singleton()->get_interface(i);
CHECK_FALSE_MESSAGE(ts.is_null(), "Invalid TS interface.");
static const char32_t *data[19] = { U"-30", U"100", U"10.1", U"10,1", U"1e2", U"1e-2", U"1e2e3", U"0xAB", U"AB", U"Test1", U"1Test", U"Test*1", U"test_testeT", U"test_tes teT", U"عَلَيْكُمْ", U"عَلَيْكُمْTest", U"ӒӖӚӜ", U"_test", U"ÂÃÄÅĀĂĄÇĆĈĊ" };
static bool isid[19] = { false, false, false, false, false, false, false, false, true, true, false, false, true, false, true, true, true, true, true };
for (int j = 0; j < 19; j++) {
String s = String(data[j]);
CHECK(ts->is_valid_identifier(s) == isid[j]);
}
if (ts->has_feature(TextServer::FEATURE_UNICODE_IDENTIFIERS)) {
// Test UAX 3.2 ZW(N)J usage.
CHECK(ts->is_valid_identifier(U"\u0646\u0627\u0645\u0647\u200C\u0627\u06CC"));
CHECK(ts->is_valid_identifier(U"\u0D26\u0D43\u0D15\u0D4D\u200C\u0D38\u0D3E\u0D15\u0D4D\u0D37\u0D3F"));
CHECK(ts->is_valid_identifier(U"\u0DC1\u0DCA\u200D\u0DBB\u0DD3"));
}
}
}
SUBCASE("[TextServer] Strip Diacritics") {
for (int i = 0; i < TextServerManager::get_singleton()->get_interface_count(); i++) {
Ref<TextServer> ts = TextServerManager::get_singleton()->get_interface(i);
CHECK_FALSE_MESSAGE(ts.is_null(), "Invalid TS interface.");
if (ts->has_feature(TextServer::FEATURE_SHAPING)) {
CHECK(ts->strip_diacritics(U"ٱلسَّلَامُ عَلَيْكُمْ") == U"ٱلسلام عليكم");
}
CHECK(ts->strip_diacritics(U"pêches épinards tomates fraises") == U"peches epinards tomates fraises");
CHECK(ts->strip_diacritics(U"ΆΈΉΊΌΎΏΪΫϓϔ") == U"ΑΕΗΙΟΥΩΙΥΥΥ");
CHECK(ts->strip_diacritics(U"άέήίΐϊΰϋόύώ") == U"αεηιιιυυουω");
CHECK(ts->strip_diacritics(U"ЀЁЃ ЇЌЍӢӤЙ ЎӮӰӲ ӐӒӖӚӜӞ ӦӪ Ӭ Ӵ Ӹ") == U"ЕЕГ ІКИИИИ УУУУ ААЕӘЖЗ ОӨ Э Ч Ы");
CHECK(ts->strip_diacritics(U"ѐёѓ їќѝӣӥй ўӯӱӳ ӑӓӗӛӝӟ ӧӫ ӭ ӵ ӹ") == U"еег ікииии уууу ааеәжз оө э ч ы");
CHECK(ts->strip_diacritics(U"ÀÁÂÃÄÅĀĂĄÇĆĈĊČĎÈÉÊËĒĔĖĘĚĜĞĠĢĤÌÍÎÏĨĪĬĮİĴĶĹĻĽÑŃŅŇŊÒÓÔÕÖØŌŎŐƠŔŖŘŚŜŞŠŢŤÙÚÛÜŨŪŬŮŰŲƯŴÝŶŹŻŽ") == U"AAAAAAAAACCCCCDEEEEEEEEEGGGGHIIIIIIIIIJKLLLNNNNŊOOOOOØOOOORRRSSSSTTUUUUUUUUUUUWYYZZZ");
CHECK(ts->strip_diacritics(U"àáâãäåāăąçćĉċčďèéêëēĕėęěĝğġģĥìíîïĩīĭįĵķĺļľñńņňŋòóôõöøōŏőơŕŗřśŝşšţťùúûüũūŭůűųưŵýÿŷźżž") == U"aaaaaaaaacccccdeeeeeeeeegggghiiiiiiiijklllnnnnŋoooooøoooorrrssssttuuuuuuuuuuuwyyyzzz");
CHECK(ts->strip_diacritics(U"ǍǏȈǑǪǬȌȎȪȬȮȰǓǕǗǙǛȔȖǞǠǺȀȂȦǢǼǦǴǨǸȆȐȒȘȚȞȨ Ḁ ḂḄḆ Ḉ ḊḌḎḐḒ ḔḖḘḚḜ Ḟ Ḡ ḢḤḦḨḪ ḬḮ ḰḲḴ ḶḸḺḼ ḾṀṂ ṄṆṈṊ ṌṎṐṒ ṔṖ ṘṚṜṞ ṠṢṤṦṨ ṪṬṮṰ ṲṴṶṸṺ") == U"AIIOOOOOOOOOUUUUUUUAAAAAAÆÆGGKNERRSTHE A BBB C DDDDD EEEEE F G HHHHH II KKK LLLL MMM NNNN OOOO PP RRRR SSSSS TTTT UUUUU");
CHECK(ts->strip_diacritics(U"ǎǐȉȋǒǫǭȍȏȫȭȯȱǔǖǘǚǜȕȗǟǡǻȁȃȧǣǽǧǵǩǹȇȑȓșțȟȩ ḁ ḃḅḇ ḉ ḋḍḏḑḓ ḟ ḡ ḭḯ ḱḳḵ ḷḹḻḽ ḿṁṃ ṅṇṉṋ ṍṏṑṓ ṗṕ ṙṛṝṟ ṡṣṥṧṩ ṫṭṯṱ ṳṵṷṹṻ") == U"aiiiooooooooouuuuuuuaaaaaaææggknerrsthe a bbb c ddddd f g ii kkk llll mmm nnnn oooo pp rrrr sssss tttt uuuuu");
CHECK(ts->strip_diacritics(U"ṼṾ ẀẂẄẆẈ ẊẌ Ẏ ẐẒẔ") == U"VV WWWWW XX Y ZZZ");
CHECK(ts->strip_diacritics(U"ṽṿ ẁẃẅẇẉ ẋẍ ẏ ẑẓẕ ẖ ẗẘẙẛ") == U"vv wwwww xx y zzz h twys");
}
}
SUBCASE("[TextServer] Word break") {
for (int i = 0; i < TextServerManager::get_singleton()->get_interface_count(); i++) {
Ref<TextServer> ts = TextServerManager::get_singleton()->get_interface(i);
if (!ts->has_feature(TextServer::FEATURE_SIMPLE_LAYOUT)) {
continue;
}
CHECK_FALSE_MESSAGE(ts.is_null(), "Invalid TS interface.");
{
String text1 = U"linguistically similar and effectively form";
// 14^ 22^ 26^ 38^
PackedInt32Array breaks = ts->string_get_word_breaks(text1, "en");
CHECK(breaks.size() == 10);
if (breaks.size() == 10) {
CHECK(breaks[0] == 0);
CHECK(breaks[1] == 14);
CHECK(breaks[2] == 15);
CHECK(breaks[3] == 22);
CHECK(breaks[4] == 23);
CHECK(breaks[5] == 26);
CHECK(breaks[6] == 27);
CHECK(breaks[7] == 38);
CHECK(breaks[8] == 39);
CHECK(breaks[9] == 43);
}
}
if (ts->has_feature(TextServer::FEATURE_BREAK_ITERATORS)) {
String text2 = U"เป็นภาษาราชการและภาษาประจำชาติของประเทศไทย";
// เป็น ภาษา ราชการ และ ภาษา ประจำ ชาติ ของ ประเทศไทย
// 3^ 7^ 13^ 16^ 20^ 25^ 29^ 32^
PackedInt32Array breaks = ts->string_get_word_breaks(text2, "th");
CHECK(breaks.size() == 18);
if (breaks.size() == 18) {
CHECK(breaks[0] == 0);
CHECK(breaks[1] == 4);
CHECK(breaks[2] == 4);
CHECK(breaks[3] == 8);
CHECK(breaks[4] == 8);
CHECK(breaks[5] == 14);
CHECK(breaks[6] == 14);
CHECK(breaks[7] == 17);
CHECK(breaks[8] == 17);
CHECK(breaks[9] == 21);
CHECK(breaks[10] == 21);
CHECK(breaks[11] == 26);
CHECK(breaks[12] == 26);
CHECK(breaks[13] == 30);
CHECK(breaks[14] == 30);
CHECK(breaks[15] == 33);
CHECK(breaks[16] == 33);
CHECK(breaks[17] == 42);
}
}
if (ts->has_feature(TextServer::FEATURE_BREAK_ITERATORS)) {
String text2 = U"U+2764 U+FE0F U+200D U+1F525 ; 13.1 # ❤️‍🔥";
PackedInt32Array breaks = ts->string_get_character_breaks(text2, "en");
CHECK(breaks.size() == 39);
if (breaks.size() == 39) {
CHECK(breaks[0] == 1);
CHECK(breaks[1] == 2);
CHECK(breaks[2] == 3);
CHECK(breaks[3] == 4);
CHECK(breaks[4] == 5);
CHECK(breaks[5] == 6);
CHECK(breaks[6] == 7);
CHECK(breaks[7] == 8);
CHECK(breaks[8] == 9);
CHECK(breaks[9] == 10);
CHECK(breaks[10] == 11);
CHECK(breaks[11] == 12);
CHECK(breaks[12] == 13);
CHECK(breaks[13] == 14);
CHECK(breaks[14] == 15);
CHECK(breaks[15] == 16);
CHECK(breaks[16] == 17);
CHECK(breaks[17] == 18);
CHECK(breaks[18] == 19);
CHECK(breaks[19] == 20);
CHECK(breaks[20] == 21);
CHECK(breaks[21] == 22);
CHECK(breaks[22] == 23);
CHECK(breaks[23] == 24);
CHECK(breaks[24] == 25);
CHECK(breaks[25] == 26);
CHECK(breaks[26] == 27);
CHECK(breaks[27] == 28);
CHECK(breaks[28] == 29);
CHECK(breaks[29] == 30);
CHECK(breaks[30] == 31);
CHECK(breaks[31] == 32);
CHECK(breaks[32] == 33);
CHECK(breaks[33] == 34);
CHECK(breaks[34] == 35);
CHECK(breaks[35] == 36);
CHECK(breaks[36] == 37);
CHECK(breaks[37] == 38);
CHECK(breaks[38] == 42);
}
}
}
}
}
}
}; // namespace TestTextServer
#endif // TOOLS_ENABLED
#endif // TEST_TEXT_SERVER_H
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