1 files changed, 58 insertions, 0 deletions
diff --git a/testing/web-platform/tests/svg/animations/animate-path-animation-qQ-tT-inverse.tentative.html b/testing/web-platform/tests/svg/animations/animate-path-animation-qQ-tT-inverse.tentative.html
new file mode 100644
index 0000000000..6ae4d1f1dc
--- /dev/null
+++ b/testing/web-platform/tests/svg/animations/animate-path-animation-qQ-tT-inverse.tentative.html
@@ -0,0 +1,58 @@
+<!doctype html>
+<meta charset="utf-8">
+<title>Path animation where coordinate modes of start and end differ (q-Q and t-T)</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/resources/SVGAnimationTestCase-testharness.js"></script>
+<script src="support/animated-path-helpers.js"></script>
+<svg></svg>
+<script>
+var rootSVGElement = document.querySelector("svg");
+
+// Setup test document
+var path = createSVGElement("path");
+path.setAttribute("id", "path");
+path.setAttribute("d", "M -30 -30 q 30 0 30 30 t -30 30 Z");
+path.setAttribute("fill", "green");
+path.setAttribute("transform", "translate(50, 50)");
+
+var animate = createSVGElement("animate");
+animate.setAttribute("id", "animation");
+animate.setAttribute("attributeName", "d");
+animate.setAttribute("from", "M -30 -30 q 30 0 30 30 t -30 30 Z");
+animate.setAttribute("to", "M -30 -30 Q 30 -30 30 0 T -30 30 Z");
+animate.setAttribute("begin", "0s");
+animate.setAttribute("dur", "4s");
+path.appendChild(animate);
+rootSVGElement.appendChild(path);
+
+// Setup animation test
+function sample1() {
+  // Check initial/end conditions
+  assert_animated_path_equals(path, "M -30 -30 q 30 0 30 30 t -30 30 Z");
+}
+
+function sample2() {
+  assert_animated_path_equals(path, "M -30 -30 Q 7.5 -30 7.5 0 T -30 30 Z");
+}
+
+function sample3() {
+  assert_animated_path_equals(path, "M -30 -30 Q 22.5 -30 22.5 0 T -30 30 Z");
+}
+
+function sample4() {
+  assert_animated_path_equals(path, "M -30 -30 Q 29.9925 -30 29.9925 0 T -30 30 Z");
+}
+
+smil_async_test(t => {
+  const expectedValues = [
+    // [animationId, time, sampleCallback]
+    ["animation", 0.0,   sample1],
+    ["animation", 1.0,   sample2],
+    ["animation", 3.0,   sample3],
+    ["animation", 3.999, sample4],
+    ["animation", 4.001, sample1]
+  ];
+  runAnimationTest(t, expectedValues);
+});
+</script>