diff --git a/test/capi/capiPaint.cpp b/test/capi/capiPaint.cpp
index 4beedae8..b874ce9e 100644
--- a/test/capi/capiPaint.cpp
+++ b/test/capi/capiPaint.cpp
@@ -252,3 +252,84 @@ TEST_CASE("Paint Clip Path Composite Method", "[capiPaint]")
 
     REQUIRE(tvg_paint_del(paint) == TVG_RESULT_SUCCESS);
 }
+
+TEST_CASE("Paint AlphaMask Composite Method", "[capiPaint]")
+{
+    Tvg_Paint* paint = tvg_shape_new();
+    REQUIRE(paint);
+
+    Tvg_Paint* target = tvg_shape_new();
+    REQUIRE(target);
+
+    REQUIRE(tvg_paint_set_composite_method(paint, NULL, TVG_COMPOSITE_METHOD_NONE) == TVG_RESULT_SUCCESS);
+    REQUIRE(tvg_paint_set_composite_method(paint, target, TVG_COMPOSITE_METHOD_NONE) == TVG_RESULT_INVALID_ARGUMENT);
+    REQUIRE(tvg_paint_set_composite_method(paint, NULL, TVG_COMPOSITE_METHOD_ALPHA_MASK) == TVG_RESULT_INVALID_ARGUMENT);
+
+    Tvg_Paint* target2 = tvg_shape_new();
+    REQUIRE(target2);
+    REQUIRE(tvg_paint_set_composite_method(paint, target2, TVG_COMPOSITE_METHOD_ALPHA_MASK) == TVG_RESULT_SUCCESS);
+
+    const Tvg_Paint* target3 = nullptr;
+    Tvg_Composite_Method method = TVG_COMPOSITE_METHOD_NONE;
+    REQUIRE(tvg_paint_get_composite_method(paint, NULL, &method) == TVG_RESULT_INVALID_ARGUMENT);
+    REQUIRE(tvg_paint_get_composite_method(paint, &target3, NULL) == TVG_RESULT_INVALID_ARGUMENT);
+    REQUIRE(tvg_paint_get_composite_method(paint, &target3, &method) == TVG_RESULT_SUCCESS);
+    REQUIRE(method == TVG_COMPOSITE_METHOD_ALPHA_MASK);
+    REQUIRE(target2 == target3);
+
+    REQUIRE(tvg_paint_del(paint) == TVG_RESULT_SUCCESS);
+}
+
+TEST_CASE("Paint InvAlphaMask Composite Method", "[capiPaint]")
+{
+    Tvg_Paint* paint = tvg_shape_new();
+    REQUIRE(paint);
+
+    Tvg_Paint* target = tvg_shape_new();
+    REQUIRE(target);
+
+    REQUIRE(tvg_paint_set_composite_method(paint, NULL, TVG_COMPOSITE_METHOD_NONE) == TVG_RESULT_SUCCESS);
+    REQUIRE(tvg_paint_set_composite_method(paint, target, TVG_COMPOSITE_METHOD_NONE) == TVG_RESULT_INVALID_ARGUMENT);
+    REQUIRE(tvg_paint_set_composite_method(paint, NULL, TVG_COMPOSITE_METHOD_INVERSE_ALPHA_MASK) == TVG_RESULT_INVALID_ARGUMENT);
+
+    Tvg_Paint* target2 = tvg_shape_new();
+    REQUIRE(target2);
+    REQUIRE(tvg_paint_set_composite_method(paint, target2, TVG_COMPOSITE_METHOD_INVERSE_ALPHA_MASK) == TVG_RESULT_SUCCESS);
+
+    const Tvg_Paint* target3 = nullptr;
+    Tvg_Composite_Method method = TVG_COMPOSITE_METHOD_NONE;
+    REQUIRE(tvg_paint_get_composite_method(paint, NULL, &method) == TVG_RESULT_INVALID_ARGUMENT);
+    REQUIRE(tvg_paint_get_composite_method(paint, &target3, NULL) == TVG_RESULT_INVALID_ARGUMENT);
+    REQUIRE(tvg_paint_get_composite_method(paint, &target3, &method) == TVG_RESULT_SUCCESS);
+    REQUIRE(method == TVG_COMPOSITE_METHOD_INVERSE_ALPHA_MASK);
+    REQUIRE(target2 == target3);
+
+    REQUIRE(tvg_paint_del(paint) == TVG_RESULT_SUCCESS);
+}
+
+TEST_CASE("Paint LumaMask Composite Method", "[capiPaint]")
+{
+    Tvg_Paint* paint = tvg_shape_new();
+    REQUIRE(paint);
+
+    Tvg_Paint* target = tvg_shape_new();
+    REQUIRE(target);
+
+    REQUIRE(tvg_paint_set_composite_method(paint, NULL, TVG_COMPOSITE_METHOD_NONE) == TVG_RESULT_SUCCESS);
+    REQUIRE(tvg_paint_set_composite_method(paint, target, TVG_COMPOSITE_METHOD_NONE) == TVG_RESULT_INVALID_ARGUMENT);
+    REQUIRE(tvg_paint_set_composite_method(paint, NULL, TVG_COMPOSITE_METHOD_LUMA_MASK) == TVG_RESULT_INVALID_ARGUMENT);
+
+    Tvg_Paint* target2 = tvg_shape_new();
+    REQUIRE(target2);
+    REQUIRE(tvg_paint_set_composite_method(paint, target2, TVG_COMPOSITE_METHOD_LUMA_MASK) == TVG_RESULT_SUCCESS);
+
+    const Tvg_Paint* target3 = nullptr;
+    Tvg_Composite_Method method = TVG_COMPOSITE_METHOD_NONE;
+    REQUIRE(tvg_paint_get_composite_method(paint, NULL, &method) == TVG_RESULT_INVALID_ARGUMENT);
+    REQUIRE(tvg_paint_get_composite_method(paint, &target3, NULL) == TVG_RESULT_INVALID_ARGUMENT);
+    REQUIRE(tvg_paint_get_composite_method(paint, &target3, &method) == TVG_RESULT_SUCCESS);
+    REQUIRE(method == TVG_COMPOSITE_METHOD_LUMA_MASK);
+    REQUIRE(target2 == target3);
+
+    REQUIRE(tvg_paint_del(paint) == TVG_RESULT_SUCCESS);
+}
\ No newline at end of file