test: improve the test-coverage.

make the lottie/text coverage up.

issue: https://github.com/thorvg/thorvg/issues/2067

test/meson.build

@@ -17,6 +17,7 @@ test_file = [
     'testSwCanvas.cpp',
     'testSwCanvasBase.cpp',
     'testSwEngine.cpp',
+    'testText.cpp'
 ]
 
 tests = executable('tvgUnitTests',

test/testText.cpp

@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 2021 - 2024 the ThorVG project. All rights reserved.
+
+ * 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.
+ */
+
+#include <thorvg.h>
+#include "config.h"
+#include "catch.hpp"
+
+using namespace tvg;
+using namespace std;
+
+#ifdef THORVG_TTF_LOADER_SUPPORT
+
+TEST_CASE("Text Creation", "[tvgText]")
+{
+    auto text = Text::gen();
+    REQUIRE(text);
+
+    REQUIRE(text->identifier() == Text::identifier());
+    REQUIRE(text->identifier() != Shape::identifier());
+    REQUIRE(text->identifier() != Scene::identifier());
+    REQUIRE(text->identifier() != Picture::identifier());
+}
+
+TEST_CASE("Load TTF Data", "[tvgText]")
+{
+    Initializer::init(CanvasEngine::Sw, 0);
+
+    auto text = Text::gen();
+    REQUIRE(text);
+
+    REQUIRE(Text::unload(TEST_DIR"/invalid.ttf") == tvg::Result::InsufficientCondition);
+
+    REQUIRE(Text::load(TEST_DIR"/Arial.ttf") == tvg::Result::Success);
+    REQUIRE(Text::load(TEST_DIR"/invalid.ttf") == tvg::Result::InvalidArguments);
+    REQUIRE(Text::unload(TEST_DIR"/Arial.ttf") == tvg::Result::Success);
+    REQUIRE(Text::load("") == tvg::Result::InvalidArguments);
+    REQUIRE(Text::load(TEST_DIR"/NanumGothicCoding.ttf") == tvg::Result::Success);
+
+    Initializer::term(CanvasEngine::Sw);
+}
+
+TEST_CASE("Text Font", "[tvgText]")
+{
+    Initializer::init(CanvasEngine::Sw, 0);
+
+    auto text = Text::gen();
+    REQUIRE(text);
+
+    REQUIRE(Text::load(TEST_DIR"/Arial.ttf") == tvg::Result::Success);
+
+    REQUIRE(text->font("Arial", 80) == tvg::Result::Success);
+    REQUIRE(text->font("Arial", 1) == tvg::Result::Success);
+    REQUIRE(text->font("Arial", 50) == tvg::Result::Success);
+    REQUIRE(text->font("InvalidFont", 80) == tvg::Result::InsufficientCondition);
+
+    Initializer::term(CanvasEngine::Sw);
+}
+
+
+TEST_CASE("Text Basic", "[tvgText]")
+{
+    Initializer::init(CanvasEngine::Sw, 0);
+
+    auto canvas = SwCanvas::gen();
+
+    auto text = Text::gen();
+    REQUIRE(text);
+
+    REQUIRE(Text::load(TEST_DIR"/Arial.ttf") == tvg::Result::Success);
+    REQUIRE(text->font("Arial", 80) == tvg::Result::Success);
+
+    REQUIRE(text->text("THORVG Text") == tvg::Result::Success);
+    REQUIRE(text->text("ABCDEFGHIJIKLMOPQRSTUVWXYZ") == tvg::Result::Success);
+    REQUIRE(text->text("") == tvg::Result::Success);
+    REQUIRE(text->text(nullptr) == tvg::Result::Success);
+
+    REQUIRE(text->fill(255, 255, 255) == tvg::Result::Success);
+
+    REQUIRE(canvas->push(std::move(text)) == Result::Success);
+
+    Initializer::term(CanvasEngine::Sw);
+}
+
+#endif