utc capi: Added linear gradient tests.

test/capi/testLinearGradient.cpp

@@ -0,0 +1,161 @@
+/*
+ * Copyright (c) 2021 Samsung Electronics Co., Ltd. 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_capi.h>
+#include "catch.hpp"
+
+TEST_CASE("Basic Create", "[capiLinearGradient]")
+{
+    Tvg_Gradient *gradient = NULL;
+    gradient = tvg_linear_gradient_new();
+    REQUIRE(gradient != NULL);
+    REQUIRE(tvg_gradient_del(gradient) == TVG_RESULT_SUCCESS);
+}
+
+TEST_CASE("Set gradient start and end position", "[capiLinearGradient]")
+{
+    Tvg_Gradient *gradient = NULL;
+    float x1 = 0.0, y1 = 0.0, x2 = 0.0, y2 = 0.0;
+
+    gradient = tvg_linear_gradient_new();
+
+    REQUIRE(gradient != NULL);
+    REQUIRE(tvg_linear_gradient_set(gradient, 10.0, 20.0, 50.0, 40.0) == TVG_RESULT_SUCCESS);
+    
+    REQUIRE(tvg_linear_gradient_get(gradient, &x1, &y1, &x2, &y2) == TVG_RESULT_SUCCESS);
+    REQUIRE(x1 == 10.0);
+    REQUIRE(y1 == 20.0);
+    REQUIRE(x2 == 50.0);
+    REQUIRE(y2 == 40.0);
+
+    REQUIRE(tvg_gradient_del(gradient) == TVG_RESULT_SUCCESS);
+}
+
+TEST_CASE("Set gradient in shape", "[capiLinearGradient]")
+{
+    Tvg_Paint *shape = NULL;
+    Tvg_Gradient *gradient = NULL;
+
+    REQUIRE(tvg_shape_set_linear_gradient(shape, gradient) == TVG_RESULT_INVALID_ARGUMENT);
+    
+    gradient = tvg_linear_gradient_new();
+    REQUIRE(gradient != NULL);
+    REQUIRE(tvg_shape_set_linear_gradient(shape, gradient) == TVG_RESULT_INVALID_ARGUMENT);
+
+    shape = tvg_shape_new();
+    REQUIRE(shape != NULL);
+
+    REQUIRE(tvg_gradient_del(gradient) == TVG_RESULT_SUCCESS);
+    gradient = NULL;
+
+    REQUIRE(tvg_shape_set_linear_gradient(shape, gradient) == TVG_RESULT_MEMORY_CORRUPTION);
+    REQUIRE(tvg_paint_del(shape) == TVG_RESULT_SUCCESS);
+}
+
+TEST_CASE("Set/Get color stops", "[capiLinearGradient]")
+{
+    Tvg_Paint *shape = NULL;
+    Tvg_Gradient *gradient = NULL;
+
+    Tvg_Color_Stop color_stops[2] =
+    {
+        {.offset=0.0, .r=0, .g=0,   .b=0, .a=255},
+        {.offset=1,   .r=0, .g=255, .b=0, .a=255},
+    };
+
+    const Tvg_Color_Stop *color_stops_ret = NULL;
+    uint32_t color_stops_count_ret = 0;
+
+    shape = tvg_shape_new();
+    REQUIRE(shape != NULL);
+
+    gradient = tvg_linear_gradient_new();
+    REQUIRE(gradient != NULL);
+
+    REQUIRE(tvg_gradient_set_color_stops(gradient, color_stops, 2) == TVG_RESULT_SUCCESS);
+
+    REQUIRE(tvg_gradient_get_color_stops(gradient, &color_stops_ret, &color_stops_count_ret) == TVG_RESULT_SUCCESS);
+    REQUIRE(color_stops_count_ret == 2);
+
+    REQUIRE(color_stops_ret[0].a == 255);
+    REQUIRE(color_stops_ret[1].g == 255);
+
+    REQUIRE(tvg_gradient_del(gradient) == TVG_RESULT_SUCCESS);
+    REQUIRE(tvg_paint_del(shape) == TVG_RESULT_SUCCESS);
+}
+
+TEST_CASE("Clear gradient data", "[capiLinearGradient]")
+{
+    Tvg_Paint *shape = NULL;
+    Tvg_Gradient *gradient = NULL;
+
+    Tvg_Color_Stop color_stops[2] =
+    {
+        {.offset=0.0, .r=0, .g=0,   .b=0, .a=255},
+        {.offset=1,   .r=0, .g=255, .b=0, .a=255},
+    };
+
+    const Tvg_Color_Stop *color_stops_ret = NULL;
+    uint32_t color_stops_count_ret = 0;
+
+    shape = tvg_shape_new();
+    REQUIRE(shape != NULL);
+
+    gradient = tvg_linear_gradient_new();
+    REQUIRE(gradient != NULL);
+
+    REQUIRE(tvg_gradient_set_color_stops(gradient, color_stops, 2) == TVG_RESULT_SUCCESS);
+
+    REQUIRE(tvg_gradient_get_color_stops(gradient, &color_stops_ret, 
+            &color_stops_count_ret) == TVG_RESULT_SUCCESS);
+
+    REQUIRE(color_stops_ret != NULL);
+    REQUIRE(color_stops_count_ret == 2);
+
+    REQUIRE(tvg_gradient_set_color_stops(gradient, NULL, 0) == TVG_RESULT_SUCCESS);
+    REQUIRE(tvg_gradient_get_color_stops(gradient, &color_stops_ret, 
+            &color_stops_count_ret) == TVG_RESULT_SUCCESS);
+    
+    REQUIRE(color_stops_ret == NULL);
+    REQUIRE(color_stops_count_ret == 0);
+
+    REQUIRE(tvg_gradient_del(gradient) == TVG_RESULT_SUCCESS);
+    REQUIRE(tvg_paint_del(shape) == TVG_RESULT_SUCCESS);
+}
+
+TEST_CASE("Set/Get gradient spread", "[capiLinearGradient]")
+{
+    Tvg_Gradient *gradient = NULL;
+    Tvg_Stroke_Fill spread = TVG_STROKE_FILL_REPEAT;
+
+    gradient = tvg_linear_gradient_new();
+    REQUIRE(gradient != NULL);
+
+    REQUIRE(tvg_gradient_set_spread(gradient, TVG_STROKE_FILL_PAD) == TVG_RESULT_SUCCESS);
+    REQUIRE(tvg_gradient_get_spread(gradient, &spread) == TVG_RESULT_SUCCESS);
+
+    REQUIRE(spread == TVG_STROKE_FILL_PAD);
+    REQUIRE(tvg_gradient_del(gradient) == TVG_RESULT_SUCCESS);
+
+    gradient = NULL;
+    REQUIRE(tvg_gradient_del(gradient) == TVG_RESULT_INVALID_ARGUMENT);
+}

test/meson.build

@@ -3,6 +3,7 @@ test_file = [
     'testInitializer.cpp',
     'testSwCanvas.cpp',
     'testSwCanvasBase.cpp',
+    'capi/testLinearGradient.cpp'
 ]
 
 tests = executable('tvgUnitTests',