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252 lines
10 KiB
C++
252 lines
10 KiB
C++
/*************************************************************************/
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/* test_text_server.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifdef TOOLS_ENABLED
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#ifndef TEST_TEXT_SERVER_H
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#define TEST_TEXT_SERVER_H
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#include "editor/builtin_fonts.gen.h"
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#include "servers/text_server.h"
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#include "tests/test_macros.h"
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namespace TestTextServer {
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TEST_SUITE("[[TextServer]") {
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TEST_CASE("[TextServer] Init, font loading and shaping") {
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TextServerManager *tsman = memnew(TextServerManager);
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Error err = OK;
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SUBCASE("[TextServer] Init") {
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for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
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TextServer *ts = TextServerManager::initialize(i, err);
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TEST_FAIL_COND((err != OK || ts == nullptr), "Text server ", TextServerManager::get_interface_name(i), " init failed.");
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}
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}
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SUBCASE("[TextServer] Loading fonts") {
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for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
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TextServer *ts = TextServerManager::initialize(i, err);
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RID font = ts->create_font_memory(_font_NotoSansUI_Regular, _font_NotoSansUI_Regular_size, "ttf");
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TEST_FAIL_COND(font == RID(), "Loading font failed.");
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ts->free(font);
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}
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}
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SUBCASE("[TextServer] Text layout: Font fallback") {
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for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
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TextServer *ts = TextServerManager::initialize(i, err);
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Vector<RID> font;
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font.push_back(ts->create_font_memory(_font_NotoSansUI_Regular, _font_NotoSansUI_Regular_size, "ttf"));
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font.push_back(ts->create_font_memory(_font_NotoSansThaiUI_Regular, _font_NotoSansThaiUI_Regular_size, "ttf"));
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String test = U"คนอ้วน khon uan ראה";
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// 6^ 17^
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RID ctx = ts->create_shaped_text();
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TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
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bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
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TEST_FAIL_COND(!ok, "Adding text to the buffer failed.");
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Vector<TextServer::Glyph> glyphs = ts->shaped_text_get_glyphs(ctx);
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TEST_FAIL_COND(glyphs.size() == 0, "Shaping failed");
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for (int j = 0; j < glyphs.size(); j++) {
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if (glyphs[j].start < 6) {
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TEST_FAIL_COND(glyphs[j].font_rid != font[1], "Incorrect font selected.");
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}
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if ((glyphs[j].start > 6) && (glyphs[j].start < 16)) {
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TEST_FAIL_COND(glyphs[j].font_rid != font[0], "Incorrect font selected.");
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}
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if (glyphs[j].start > 16) {
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TEST_FAIL_COND(glyphs[j].font_rid != RID(), "Incorrect font selected.");
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TEST_FAIL_COND(glyphs[j].index != test[glyphs[j].start], "Incorrect glyph index.");
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}
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TEST_FAIL_COND((glyphs[j].start < 0 || glyphs[j].end > test.length()), "Incorrect glyph range.");
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TEST_FAIL_COND(glyphs[j].font_size != 16, "Incorrect glyph font size.");
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}
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ts->free(ctx);
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for (int j = 0; j < font.size(); j++) {
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ts->free(font[j]);
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}
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font.clear();
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}
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}
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SUBCASE("[TextServer] Text layout: BiDi") {
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for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
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TextServer *ts = TextServerManager::initialize(i, err);
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if (!ts->has_feature(TextServer::FEATURE_BIDI_LAYOUT)) {
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continue;
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}
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Vector<RID> font;
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font.push_back(ts->create_font_memory(_font_NotoSansUI_Regular, _font_NotoSansUI_Regular_size, "ttf"));
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font.push_back(ts->create_font_memory(_font_NotoNaskhArabicUI_Regular, _font_NotoNaskhArabicUI_Regular_size, "ttf"));
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String test = U"Arabic (اَلْعَرَبِيَّةُ, al-ʿarabiyyah)";
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// 7^ 26^
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RID ctx = ts->create_shaped_text();
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TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
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bool ok = ts->shaped_text_add_string(ctx, test, font, 16);
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TEST_FAIL_COND(!ok, "Adding text to the buffer failed.");
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Vector<TextServer::Glyph> glyphs = ts->shaped_text_get_glyphs(ctx);
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TEST_FAIL_COND(glyphs.size() == 0, "Shaping failed");
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for (int j = 0; j < glyphs.size(); j++) {
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if (glyphs[j].count > 0) {
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if (glyphs[j].start < 7) {
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TEST_FAIL_COND(((glyphs[j].flags & TextServer::GRAPHEME_IS_RTL) == TextServer::GRAPHEME_IS_RTL), "Incorrect direction.");
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}
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if ((glyphs[j].start > 8) && (glyphs[j].start < 23)) {
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TEST_FAIL_COND(((glyphs[j].flags & TextServer::GRAPHEME_IS_RTL) != TextServer::GRAPHEME_IS_RTL), "Incorrect direction.");
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}
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if (glyphs[j].start > 26) {
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TEST_FAIL_COND(((glyphs[j].flags & TextServer::GRAPHEME_IS_RTL) == TextServer::GRAPHEME_IS_RTL), "Incorrect direction.");
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}
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}
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}
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ts->free(ctx);
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for (int j = 0; j < font.size(); j++) {
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ts->free(font[j]);
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}
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font.clear();
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}
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}
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SUBCASE("[TextServer] Text layout: Line breaking") {
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for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
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TextServer *ts = TextServerManager::initialize(i, err);
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String test_1 = U"test test test";
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// 5^ 10^
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Vector<RID> font;
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font.push_back(ts->create_font_memory(_font_NotoSansUI_Regular, _font_NotoSansUI_Regular_size, "ttf"));
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font.push_back(ts->create_font_memory(_font_NotoSansThaiUI_Regular, _font_NotoSansThaiUI_Regular_size, "ttf"));
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RID ctx = ts->create_shaped_text();
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TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
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bool ok = ts->shaped_text_add_string(ctx, test_1, font, 16);
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TEST_FAIL_COND(!ok, "Adding text to the buffer failed.");
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Vector<Vector2i> brks = ts->shaped_text_get_line_breaks(ctx, 1);
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TEST_FAIL_COND(brks.size() != 3, "Invalid line breaks number.");
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if (brks.size() == 3) {
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TEST_FAIL_COND(brks[0] != Vector2i(0, 5), "Invalid line break position.");
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TEST_FAIL_COND(brks[1] != Vector2i(5, 10), "Invalid line break position.");
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TEST_FAIL_COND(brks[2] != Vector2i(10, 14), "Invalid line break position.");
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}
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ts->free(ctx);
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for (int j = 0; j < font.size(); j++) {
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ts->free(font[j]);
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}
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font.clear();
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}
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}
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SUBCASE("[TextServer] Text layout: Justification") {
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for (int i = 0; i < TextServerManager::get_interface_count(); i++) {
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TextServer *ts = TextServerManager::initialize(i, err);
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Vector<RID> font;
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font.push_back(ts->create_font_memory(_font_NotoSansUI_Regular, _font_NotoSansUI_Regular_size, "ttf"));
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font.push_back(ts->create_font_memory(_font_NotoNaskhArabicUI_Regular, _font_NotoNaskhArabicUI_Regular_size, "ttf"));
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String test_1 = U"الحمد";
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String test_2 = U"الحمد test";
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String test_3 = U"test test";
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// 7^ 26^
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RID ctx;
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bool ok;
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float width_old, width;
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if (ts->has_feature(TextServer::FEATURE_KASHIDA_JUSTIFICATION)) {
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ctx = ts->create_shaped_text();
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TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
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ok = ts->shaped_text_add_string(ctx, test_1, font, 16);
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TEST_FAIL_COND(!ok, "Adding text to the buffer failed.");
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width_old = ts->shaped_text_get_width(ctx);
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width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND);
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TEST_FAIL_COND((width != width_old), "Invalid fill width.");
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width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND | TextServer::JUSTIFICATION_KASHIDA);
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TEST_FAIL_COND((width <= width_old || width > 100), "Invalid fill width.");
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ts->free(ctx);
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ctx = ts->create_shaped_text();
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TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
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ok = ts->shaped_text_add_string(ctx, test_2, font, 16);
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TEST_FAIL_COND(!ok, "Adding text to the buffer failed.");
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width_old = ts->shaped_text_get_width(ctx);
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width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND);
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TEST_FAIL_COND((width <= width_old || width > 100), "Invalid fill width.");
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width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND | TextServer::JUSTIFICATION_KASHIDA);
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TEST_FAIL_COND((width <= width_old || width > 100), "Invalid fill width.");
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ts->free(ctx);
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}
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ctx = ts->create_shaped_text();
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TEST_FAIL_COND(ctx == RID(), "Creating text buffer failed.");
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ok = ts->shaped_text_add_string(ctx, test_3, font, 16);
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TEST_FAIL_COND(!ok, "Adding text to the buffer failed.");
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width_old = ts->shaped_text_get_width(ctx);
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width = ts->shaped_text_fit_to_width(ctx, 100, TextServer::JUSTIFICATION_WORD_BOUND);
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TEST_FAIL_COND((width <= width_old || width > 100), "Invalid fill width.");
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ts->free(ctx);
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for (int j = 0; j < font.size(); j++) {
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ts->free(font[j]);
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}
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font.clear();
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}
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}
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memdelete(tsman);
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}
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}
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}; // namespace TestTextServer
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#endif // TEST_TEXT_SERVER_H
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#endif // TOOLS_ENABLED
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