ladybird/Tests/LibGfx/TestFontHandling.cpp
2022-04-01 21:24:45 +01:00

137 lines
3.4 KiB
C++

/*
* Copyright (c) 2020, the SerenityOS developers.
* Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibGfx/BitmapFont.h>
#include <LibGfx/FontDatabase.h>
#include <LibTest/TestCase.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
TEST_CASE(test_fontdatabase_get_by_name)
{
char const* name = "Liza 10 400 0";
auto& font_database = Gfx::FontDatabase::the();
EXPECT(!font_database.get_by_name(name)->name().is_null());
}
TEST_CASE(test_fontdatabase_get)
{
auto& font_database = Gfx::FontDatabase::the();
EXPECT(!font_database.get("Liza", 10, 400, 0)->name().is_null());
}
TEST_CASE(test_fontdatabase_for_each_font)
{
auto& font_database = Gfx::FontDatabase::the();
font_database.for_each_font([&](Gfx::Font const& font) {
EXPECT(!font.name().is_null());
EXPECT(!font.qualified_name().is_null());
EXPECT(!font.family().is_null());
EXPECT(font.glyph_count() > 0);
});
}
TEST_CASE(test_clone)
{
u8 glyph_height = 1;
u8 glyph_width = 1;
auto font = Gfx::BitmapFont::create(glyph_height, glyph_width, true, 256);
auto new_font = font->clone();
EXPECT(!new_font->name().is_null());
EXPECT(!new_font->qualified_name().is_null());
EXPECT(!new_font->family().is_null());
EXPECT(new_font->glyph_count() > 0);
}
TEST_CASE(test_set_name)
{
u8 glyph_height = 1;
u8 glyph_width = 1;
auto font = Gfx::BitmapFont::create(glyph_height, glyph_width, true, 256);
char const* name = "my newly created font";
font->set_name(name);
EXPECT(!font->name().is_null());
EXPECT(font->name().contains(name));
}
TEST_CASE(test_set_family)
{
u8 glyph_height = 1;
u8 glyph_width = 1;
auto font = Gfx::BitmapFont::create(glyph_height, glyph_width, true, 256);
char const* family = "my newly created font family";
font->set_family(family);
EXPECT(!font->family().is_null());
EXPECT(font->family().contains(family));
}
TEST_CASE(test_set_glyph_width)
{
u8 glyph_height = 1;
u8 glyph_width = 1;
auto font = Gfx::BitmapFont::create(glyph_height, glyph_width, true, 256);
size_t ch = 123;
font->set_glyph_width(ch, glyph_width);
EXPECT(font->glyph_width(ch) == glyph_width);
}
TEST_CASE(test_set_glyph_spacing)
{
u8 glyph_height = 1;
u8 glyph_width = 1;
auto font = Gfx::BitmapFont::create(glyph_height, glyph_width, true, 256);
u8 glyph_spacing = 8;
font->set_glyph_spacing(glyph_spacing);
EXPECT(font->glyph_spacing() == glyph_spacing);
}
TEST_CASE(test_width)
{
u8 glyph_height = 1;
u8 glyph_width = 1;
auto font = Gfx::BitmapFont::create(glyph_height, glyph_width, true, 256);
EXPECT(font->width("A") == glyph_width);
}
TEST_CASE(test_glyph_or_emoji_width)
{
u8 glyph_height = 1;
u8 glyph_width = 1;
auto font = Gfx::BitmapFont::create(glyph_height, glyph_width, true, 256);
EXPECT(font->glyph_or_emoji_width(0));
}
TEST_CASE(test_load_from_file)
{
auto font = Gfx::BitmapFont::load_from_file("/res/fonts/PebbletonBold14.font");
EXPECT(!font->name().is_null());
}
TEST_CASE(test_write_to_file)
{
u8 glyph_height = 1;
u8 glyph_width = 1;
auto font = Gfx::BitmapFont::create(glyph_height, glyph_width, true, 256);
char path[] = "/tmp/new.font.XXXXXX";
EXPECT(mkstemp(path) != -1);
EXPECT(font->write_to_file(path));
unlink(path);
}