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diff --git a/testing/web-platform/tests/svg/animations/svgrect-animation-1.html b/testing/web-platform/tests/svg/animations/svgrect-animation-1.html
new file mode 100644
index 0000000000..d13ccff418
--- /dev/null
+++ b/testing/web-platform/tests/svg/animations/svgrect-animation-1.html
@@ -0,0 +1,85 @@
+<!doctype html>
+<html>
+<title>Test from-to SVGRect animation.</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/resources/SVGAnimationTestCase-testharness.js"></script>
+
+<svg>
+</svg>
+
+<script>
+var rootSVGElement = document.querySelector("svg");
+var epsilon = 1.0;
+
+// Setup test document
+var rect = createSVGElement("rect");
+rect.setAttribute("width", "100");
+rect.setAttribute("height", "100");
+rect.setAttribute("fill", "green");
+rect.setAttribute("onclick", "executeTest()");
+rootSVGElement.appendChild(rect);
+
+rootSVGElement.setAttribute("id", "svg");
+rootSVGElement.setAttribute("viewBox", "0 0 100 100");
+
+var animate = createSVGElement("animate");
+animate.setAttribute("id", "animation");
+animate.setAttribute("attributeName", "viewBox");
+animate.setAttribute("begin", "0s");
+animate.setAttribute("dur", "4s");
+animate.setAttribute("from", "0 0 100 100");
+animate.setAttribute("to", "50 50 50 50");
+rootSVGElement.appendChild(animate);
+
+// Setup animation test
+function sample1() {
+    // Check initial/end conditions
+    assert_approx_equals(rootSVGElement.viewBox.animVal.x, 0, epsilon);
+    assert_approx_equals(rootSVGElement.viewBox.animVal.y, 0, epsilon);
+    assert_approx_equals(rootSVGElement.viewBox.animVal.width, 100, epsilon);
+    assert_approx_equals(rootSVGElement.viewBox.animVal.height, 100, epsilon);
+
+    assert_equals(rootSVGElement.viewBox.baseVal.x, 0);
+    assert_equals(rootSVGElement.viewBox.baseVal.y, 0);
+    assert_equals(rootSVGElement.viewBox.baseVal.width, 100);
+    assert_equals(rootSVGElement.viewBox.baseVal.height, 100);
+}
+
+function sample2() {
+    assert_approx_equals(rootSVGElement.viewBox.animVal.x, 25, epsilon);
+    assert_approx_equals(rootSVGElement.viewBox.animVal.y, 25, epsilon);
+    assert_approx_equals(rootSVGElement.viewBox.animVal.width, 75, epsilon);
+    assert_approx_equals(rootSVGElement.viewBox.animVal.height, 75, epsilon);
+
+    assert_equals(rootSVGElement.viewBox.baseVal.x, 0);
+    assert_equals(rootSVGElement.viewBox.baseVal.y, 0);
+    assert_equals(rootSVGElement.viewBox.baseVal.width, 100);
+    assert_equals(rootSVGElement.viewBox.baseVal.height, 100);
+}
+
+function sample3() {
+    assert_approx_equals(rootSVGElement.viewBox.animVal.x, 50, epsilon);
+    assert_approx_equals(rootSVGElement.viewBox.animVal.y, 50, epsilon);
+    assert_approx_equals(rootSVGElement.viewBox.animVal.width, 50, epsilon);
+    assert_approx_equals(rootSVGElement.viewBox.animVal.height, 50, epsilon);
+
+    assert_equals(rootSVGElement.viewBox.baseVal.x, 0);
+    assert_equals(rootSVGElement.viewBox.baseVal.y, 0);
+    assert_equals(rootSVGElement.viewBox.baseVal.width, 100);
+    assert_equals(rootSVGElement.viewBox.baseVal.height, 100);
+}
+
+smil_async_test((t) => {
+    const expectedValues = [
+        // [animationId, time, sampleCallback]
+        ["animation", 0.0,   sample1],
+        ["animation", 2.0,   sample2],
+        ["animation", 3.999, sample3],
+        ["animation", 4.001, sample1]
+    ];
+
+    runAnimationTest(t, expectedValues);
+});
+
+</script>