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+/*************************************************************************/
+/* test_text_server.h */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* */
+/* 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
+
+#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") {
+ TextServerManager *tsman = memnew(TextServerManager);
+ Error err = OK;
+
+ SUBCASE("[TextServer] Init") {
+ for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
+ TextServer *ts = TextServerManager::initialize(i, err);
+ TEST_FAIL_COND((err != OK || ts == nullptr), "Text server " + TextServerManager::get_interface_name(i) + " init failed.");
+ }
+ }
+
+ SUBCASE("[TextServer] Loading fonts") {
+ for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
+ TextServer *ts = TextServerManager::initialize(i, err);
+
+ RID font = ts->create_font_memory(_font_NotoSansUI_Regular, _font_NotoSansUI_Regular_size, "ttf");
+ TEST_FAIL_COND(font == RID(), "Loading font failed.");
+ ts->free(font);
+ }
+ }
+
+ SUBCASE("[TextServer] Text layout: Font fallback") {
+ for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
+ TextServer *ts = TextServerManager::initialize(i, err);
+
+ Vector<RID> font;
+ font.push_back(ts->create_font_memory(_font_NotoSansUI_Regular, _font_NotoSansUI_Regular_size, "ttf"));
+ font.push_back(ts->create_font_memory(_font_NotoSansThaiUI_Regular, _font_NotoSansThaiUI_Regular_size, "ttf"));
+
+ String test = U"คนอ้วน khon uan ראה";
+ // 6^ 17^
+
+ RID ctx = ts->create_shaped_text();
+ TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
+ bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
+ TEST_FAIL_COND(!ok, "Adding text to the buffer failed.");
+
+ Vector<TextServer::Glyph> glyphs = ts->shaped_text_get_glyphs(ctx);
+ TEST_FAIL_COND(glyphs.size() == 0, "Shaping failed");
+ for (int j = 0; j < glyphs.size(); j++) {
+ if (glyphs[j].start < 6) {
+ TEST_FAIL_COND(glyphs[j].font_rid != font[1], "Incorrect font selected.");
+ }
+ if ((glyphs[j].start > 6) && (glyphs[j].start < 16)) {
+ TEST_FAIL_COND(glyphs[j].font_rid != font[0], "Incorrect font selected.");
+ }
+ if (glyphs[j].start > 16) {
+ TEST_FAIL_COND(glyphs[j].font_rid != RID(), "Incorrect font selected.");
+ TEST_FAIL_COND(glyphs[j].index != test[glyphs[j].start], "Incorrect glyph index.");
+ }
+ TEST_FAIL_COND((glyphs[j].start < 0 || glyphs[j].end > test.length()), "Incorrect glyph range.");
+ TEST_FAIL_COND(glyphs[j].font_size != 16, "Incorrect glyph font size.");
+ }
+
+ ts->free(ctx);
+
+ for (int j = 0; j < font.size(); j++) {
+ ts->free(font[j]);
+ }
+ font.clear();
+ }
+ }
+
+ SUBCASE("[TextServer] Text layout: BiDi") {
+ for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
+ TextServer *ts = TextServerManager::initialize(i, err);
+
+ if (!ts->has_feature(TextServer::FEATURE_BIDI_LAYOUT)) {
+ continue;
+ }
+
+ Vector<RID> font;
+ font.push_back(ts->create_font_memory(_font_NotoSansUI_Regular, _font_NotoSansUI_Regular_size, "ttf"));
+ font.push_back(ts->create_font_memory(_font_NotoNaskhArabicUI_Regular, _font_NotoNaskhArabicUI_Regular_size, "ttf"));
+
+ String test = U"Arabic (اَلْعَرَبِيَّةُ, al-ʿarabiyyah)";
+ // 7^ 26^
+
+ RID ctx = ts->create_shaped_text();
+ TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
+ bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
+ TEST_FAIL_COND(!ok, "Adding text to the buffer failed.");
+
+ Vector<TextServer::Glyph> glyphs = ts->shaped_text_get_glyphs(ctx);
+ TEST_FAIL_COND(glyphs.size() == 0, "Shaping failed");
+ for (int j = 0; j < glyphs.size(); j++) {
+ if (glyphs[j].count > 0) {
+ if (glyphs[j].start < 7) {
+ TEST_FAIL_COND(((glyphs[j].flags & TextServer::GRAPHEME_IS_RTL) == TextServer::GRAPHEME_IS_RTL), "Incorrect direction.");
+ }
+ if ((glyphs[j].start > 8) && (glyphs[j].start < 23)) {
+ TEST_FAIL_COND(((glyphs[j].flags & TextServer::GRAPHEME_IS_RTL) != TextServer::GRAPHEME_IS_RTL), "Incorrect direction.");
+ }
+ if (glyphs[j].start > 26) {
+ TEST_FAIL_COND(((glyphs[j].flags & TextServer::GRAPHEME_IS_RTL) == TextServer::GRAPHEME_IS_RTL), "Incorrect direction.");
+ }
+ }
+ }
+
+ ts->free(ctx);
+
+ for (int j = 0; j < font.size(); j++) {
+ ts->free(font[j]);
+ }
+ font.clear();
+ }
+ }
+
+ SUBCASE("[TextServer] Text layout: Line breaking") {
+ for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
+ TextServer *ts = TextServerManager::initialize(i, err);
+
+ String test_1 = U"test test test";
+ // 5^ 10^
+
+ Vector<RID> font;
+ font.push_back(ts->create_font_memory(_font_NotoSansUI_Regular, _font_NotoSansUI_Regular_size, "ttf"));
+ font.push_back(ts->create_font_memory(_font_NotoSansThaiUI_Regular, _font_NotoSansThaiUI_Regular_size, "ttf"));
+
+ RID ctx = ts->create_shaped_text();
+ TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
+ bool ok = ts->shaped_text_add_string(ctx, test_1, font, 16);
+ TEST_FAIL_COND(!ok, "Adding text to the buffer failed.");
+
+ Vector<Vector2i> brks = ts->shaped_text_get_line_breaks(ctx, 1);
+ TEST_FAIL_COND(brks.size() != 3, "Invalid line breaks number.");
+ if (brks.size() == 3) {
+ TEST_FAIL_COND(brks[0] != Vector2i(0, 5), "Invalid line break position.");
+ TEST_FAIL_COND(brks[1] != Vector2i(5, 10), "Invalid line break position.");
+ TEST_FAIL_COND(brks[2] != Vector2i(10, 14), "Invalid line break position.");
+ }
+
+ ts->free(ctx);
+
+ for (int j = 0; j < font.size(); j++) {
+ ts->free(font[j]);
+ }
+ font.clear();
+ }
+ }
+
+ SUBCASE("[TextServer] Text layout: Justification") {
+ for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
+ TextServer *ts = TextServerManager::initialize(i, err);
+
+ Vector<RID> font;
+ font.push_back(ts->create_font_memory(_font_NotoSansUI_Regular, _font_NotoSansUI_Regular_size, "ttf"));
+ font.push_back(ts->create_font_memory(_font_NotoNaskhArabicUI_Regular, _font_NotoNaskhArabicUI_Regular_size, "ttf"));
+
+ 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();
+ TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
+ ok = ts->shaped_text_add_string(ctx, test_1, font, 16);
+ TEST_FAIL_COND(!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);
+ TEST_FAIL_COND((width != width_old), "Invalid fill width.");
+ width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND | TextServer::JUSTIFICATION_KASHIDA);
+ TEST_FAIL_COND((width <= width_old || width > 100), "Invalid fill width.");
+
+ ts->free(ctx);
+
+ ctx = ts->create_shaped_text();
+ TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
+ ok = ts->shaped_text_add_string(ctx, test_2, font, 16);
+ TEST_FAIL_COND(!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);
+ TEST_FAIL_COND((width <= width_old || width > 100), "Invalid fill width.");
+ width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND | TextServer::JUSTIFICATION_KASHIDA);
+ TEST_FAIL_COND((width <= width_old || width > 100), "Invalid fill width.");
+
+ ts->free(ctx);
+ }
+
+ ctx = ts->create_shaped_text();
+ TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
+ ok = ts->shaped_text_add_string(ctx, test_3, font, 16);
+ TEST_FAIL_COND(!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);
+ TEST_FAIL_COND((width <= width_old || width > 100), "Invalid fill width.");
+
+ ts->free(ctx);
+
+ for (int j = 0; j < font.size(); j++) {
+ ts->free(font[j]);
+ }
+ font.clear();
+ }
+ }
+
+ memdelete(tsman);
+ }
+}
+}; // namespace TestTextServer
+
+#endif // TEST_TEXT_SERVER_H
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 10:24:22 +0000