diff --git a/test/images/tag.svg b/test/images/tag.svg
index 4d3542ac..a4a6cdba 100644
--- a/test/images/tag.svg
+++ b/test/images/tag.svg
@@ -34,7 +34,7 @@
 			<stop offset="100%" stop-color="#252f35"/>
 		</linearGradient>
 		<radialGradient id="grad2" cx="100%" cy="0.25" r="1.5" gradientTransform="scale(1)">
-			<stop offset="0%" stop-color="#50585d"/>
+			<stop offset="0%" stop-color="#252f35" stop-opacity="80%"/>
 			<stop offset="100%" stop-color="#252f35"/>
 		</radialGradient>
 		<mask id="vg">
diff --git a/test/testPicture.cpp b/test/testPicture.cpp
index 6be91890..068deeb8 100644
--- a/test/testPicture.cpp
+++ b/test/testPicture.cpp
@@ -217,6 +217,8 @@ TEST_CASE("Load SVG file and render", "[tvgPicture]")
     REQUIRE(picture->load(TEST_DIR"/tag.svg") == Result::Success);
 
     REQUIRE(canvas->push(move(picture)) == Result::Success);
+    REQUIRE(canvas->draw() == Result::Success);
+    REQUIRE(canvas->sync() == Result::Success);
 
     REQUIRE(Initializer::term(CanvasEngine::Sw) == Result::Success);
 }
@@ -235,6 +237,8 @@ TEST_CASE("Load PNG file and render", "[tvgPicture]")
     REQUIRE(picture);
 
     REQUIRE(picture->load(TEST_DIR"/test.png") == Result::Success);
+    REQUIRE(picture->opacity(192) == Result::Success);
+    REQUIRE(picture->scale(5.0) == Result::Success);
 
     REQUIRE(canvas->push(move(picture)) == Result::Success);