230 lines
8.6 KiB
C++
230 lines
8.6 KiB
C++
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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//
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// TGUI - Texus' Graphical User Interface
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// Copyright (C) 2012-2019 Bruno Van de Velde (vdv_b@tgui.eu)
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//
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// This software is provided 'as-is', without any express or implied warranty.
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// In no event will the authors be held liable for any damages arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it freely,
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// subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented;
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// you must not claim that you wrote the original software.
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// If you use this software in a product, an acknowledgment
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// in the product documentation would be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such,
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// and must not be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source distribution.
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//
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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#include "Tests.hpp"
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#include <TGUI/Exception.hpp>
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#include <TGUI/Texture.hpp>
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#include <TGUI/TextureManager.hpp>
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#include <SFML/System/Err.hpp>
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TEST_CASE("[Texture]")
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{
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SECTION("Loading")
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{
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SECTION("Failure")
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{
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tgui::Texture texture;
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SECTION("No image")
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{
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REQUIRE_NOTHROW(tgui::Texture());
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}
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SECTION("Image not found")
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{
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std::streambuf *oldbuf = sf::err().rdbuf(0);
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REQUIRE_THROWS_AS(tgui::Texture("NonExistent.png"), tgui::Exception);
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REQUIRE_THROWS_AS(texture.load("NonExistent.png"), tgui::Exception);
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sf::err().rdbuf(oldbuf);
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}
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REQUIRE(texture.getId() == "");
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REQUIRE(texture.getData() == nullptr);
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REQUIRE(texture.getImageSize() == sf::Vector2f(0, 0));
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REQUIRE(texture.getMiddleRect() == sf::IntRect());
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}
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SECTION("Success")
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{
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SECTION("constructor")
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{
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REQUIRE_NOTHROW(tgui::Texture("resources/image.png"));
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tgui::Texture texture{"resources/image.png"};
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REQUIRE(texture.getId() == "resources/image.png");
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REQUIRE(texture.getData() != nullptr);
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REQUIRE(texture.getData()->image != nullptr);
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REQUIRE(texture.getData()->texture.getSize() == sf::Vector2u(50, 50));
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REQUIRE(texture.getData()->rect == sf::IntRect());
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REQUIRE(texture.getImageSize() == sf::Vector2f(50, 50));
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REQUIRE(texture.getMiddleRect() == sf::IntRect(0, 0, 50, 50));
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REQUIRE(texture.isSmooth() == false);
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}
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SECTION("load")
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{
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tgui::Texture texture;
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texture.load("resources/image.png", {10, 5, 40, 30}, {6, 5, 28, 20});
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REQUIRE(texture.getId() == "resources/image.png");
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REQUIRE(texture.getData() != nullptr);
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REQUIRE(texture.getData()->image != nullptr);
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REQUIRE(texture.getData()->texture.getSize() == sf::Vector2u(40, 30));
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REQUIRE(texture.getData()->rect == sf::IntRect(10, 5, 40, 30));
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REQUIRE(texture.getImageSize() == sf::Vector2f(40, 30));
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REQUIRE(texture.getMiddleRect() == sf::IntRect(6, 5, 28, 20));
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REQUIRE(texture.isSmooth() == false);
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}
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}
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}
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SECTION("Copy and destruct")
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{
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unsigned int copyCount = 0;
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unsigned int destructCount = 0;
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{
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tgui::Texture texture{"resources/image.png", {}, {10, 0, 30, 50}};
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texture.setCopyCallback([&](std::shared_ptr<tgui::TextureData> data)
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{
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copyCount++;
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tgui::TextureManager::copyTexture(data);
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}
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);
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texture.setDestructCallback([&](std::shared_ptr<tgui::TextureData> data)
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{
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destructCount++;
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tgui::TextureManager::removeTexture(data);
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}
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);
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texture.setSmooth(true);
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REQUIRE(texture.getId() == "resources/image.png");
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REQUIRE(texture.getData() != nullptr);
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REQUIRE(texture.getData()->image != nullptr);
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REQUIRE(texture.getData()->texture.getSize() == sf::Vector2u(50, 50));
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REQUIRE(texture.getData()->rect == sf::IntRect());
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REQUIRE(texture.getImageSize() == sf::Vector2f(50, 50));
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REQUIRE(texture.getMiddleRect() == sf::IntRect(10, 0, 30, 50));
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REQUIRE(texture.isSmooth() == true);
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REQUIRE(copyCount == 0);
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REQUIRE(destructCount == 0);
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{
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tgui::Texture textureCopy{texture};
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REQUIRE(textureCopy.getId() == "resources/image.png");
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REQUIRE(textureCopy.getData() != nullptr);
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REQUIRE(textureCopy.getData()->image != nullptr);
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REQUIRE(textureCopy.getData()->texture.getSize() == sf::Vector2u(50, 50));
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REQUIRE(textureCopy.getData()->rect == sf::IntRect());
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REQUIRE(textureCopy.getImageSize() == sf::Vector2f(50, 50));
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REQUIRE(textureCopy.getMiddleRect() == sf::IntRect(10, 0, 30, 50));
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REQUIRE(textureCopy.isSmooth() == true);
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REQUIRE(copyCount == 1);
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REQUIRE(destructCount == 0);
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}
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REQUIRE(copyCount == 1);
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REQUIRE(destructCount == 1);
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{
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tgui::Texture textureCopy;
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REQUIRE(textureCopy.getData() == nullptr);
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textureCopy = texture;
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REQUIRE(textureCopy.getId() == "resources/image.png");
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REQUIRE(textureCopy.getData() != nullptr);
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REQUIRE(textureCopy.getData()->image != nullptr);
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REQUIRE(textureCopy.getData()->texture.getSize() == sf::Vector2u(50, 50));
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REQUIRE(textureCopy.getData()->rect == sf::IntRect());
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REQUIRE(textureCopy.getImageSize() == sf::Vector2f(50, 50));
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REQUIRE(textureCopy.getMiddleRect() == sf::IntRect(10, 0, 30, 50));
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REQUIRE(textureCopy.isSmooth() == true);
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REQUIRE(copyCount == 2);
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REQUIRE(destructCount == 1);
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}
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REQUIRE(copyCount == 2);
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REQUIRE(destructCount == 2);
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}
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REQUIRE(copyCount == 2);
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REQUIRE(destructCount == 3);
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}
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SECTION("MiddleRect")
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{
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tgui::Texture texture;
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REQUIRE(texture.getMiddleRect() == sf::IntRect());
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texture.load("resources/image.png");
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REQUIRE(texture.getMiddleRect() == sf::IntRect(0, 0, 50, 50));
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}
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SECTION("Smooth")
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{
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tgui::Texture texture{"resources/image.png"};
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REQUIRE(!texture.isSmooth());
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texture.setSmooth(true);
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REQUIRE(texture.isSmooth());
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texture.setSmooth(false);
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REQUIRE(!texture.isSmooth());
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}
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SECTION("Color")
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{
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tgui::Texture texture{"resources/image.png"};
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REQUIRE(texture.getColor() == sf::Color::White);
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texture.setColor("red");
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REQUIRE(texture.getColor() == sf::Color::Red);
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}
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SECTION("Shader")
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{
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tgui::Texture texture{"resources/image.png"};
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REQUIRE(!texture.getShader());
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sf::Shader shader;
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texture.setShader(&shader);
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REQUIRE(texture.getShader() == &shader);
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texture.setShader(nullptr);
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REQUIRE(!texture.getShader());
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}
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SECTION("ImageLoader")
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{
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unsigned int count = 0;
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auto oldImageLoader = tgui::Texture::getImageLoader();
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auto func = [&](const sf::String&){ auto image=std::make_unique<sf::Image>(); image->create(1,1); count++; return image; };
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tgui::Texture::setImageLoader(func);
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REQUIRE_NOTHROW(tgui::Texture{"resources/image.png"});
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REQUIRE(count == 1);
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tgui::Texture::setImageLoader(oldImageLoader);
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}
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SECTION("TextureLoader")
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{
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unsigned int count = 0;
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auto oldTextureLoader = tgui::Texture::getTextureLoader();
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auto func = [&](tgui::Texture&, const sf::String&, const sf::IntRect&){ count++; return std::make_shared<tgui::TextureData>(); };
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tgui::Texture::setTextureLoader(func);
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REQUIRE_NOTHROW(tgui::Texture{"resources/image.png"});
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REQUIRE(count == 1);
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tgui::Texture::setTextureLoader(oldTextureLoader);
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}
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}
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