diff --git a/tests/CSSLayoutDefaultValuesTest.cpp b/tests/CSSLayoutDefaultValuesTest.cpp
new file mode 100644
index 00000000..be0dd8e1
--- /dev/null
+++ b/tests/CSSLayoutDefaultValuesTest.cpp
@@ -0,0 +1,73 @@
+/**
+ * Copyright (c) 2014-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+
+#include <CSSLayout/CSSLayout.h>
+#include <gtest/gtest.h>
+
+TEST(CSSLayoutTest, assert_default_values) {
+  const CSSNodeRef root = CSSNodeNew();
+
+  ASSERT_EQ(CSSDirectionInherit, CSSNodeStyleGetDirection(root));
+  ASSERT_EQ(CSSFlexDirectionColumn, CSSNodeStyleGetFlexDirection(root));
+  ASSERT_EQ(CSSJustifyFlexStart, CSSNodeStyleGetJustifyContent(root));
+  ASSERT_EQ(CSSAlignFlexStart, CSSNodeStyleGetAlignContent(root));
+  ASSERT_EQ(CSSAlignStretch, CSSNodeStyleGetAlignItems(root));
+  ASSERT_EQ(CSSAlignAuto, CSSNodeStyleGetAlignSelf(root));
+  ASSERT_EQ(CSSPositionTypeRelative, CSSNodeStyleGetPositionType(root));
+  ASSERT_EQ(CSSWrapTypeNoWrap, CSSNodeStyleGetFlexWrap(root));
+  ASSERT_EQ(CSSOverflowVisible, CSSNodeStyleGetOverflow(root));
+  ASSERT_EQ(0, CSSNodeStyleGetFlexGrow(root));
+  ASSERT_EQ(0, CSSNodeStyleGetFlexShrink(root));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetFlexBasis(root)));
+
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetPosition(root, CSSEdgeLeft)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetPosition(root, CSSEdgeTop)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetPosition(root, CSSEdgeRight)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetPosition(root, CSSEdgeBottom)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetPosition(root, CSSEdgeStart)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetPosition(root, CSSEdgeEnd)));
+
+  ASSERT_EQ(0, CSSNodeStyleGetMargin(root, CSSEdgeLeft));
+  ASSERT_EQ(0, CSSNodeStyleGetMargin(root, CSSEdgeTop));
+  ASSERT_EQ(0, CSSNodeStyleGetMargin(root, CSSEdgeRight));
+  ASSERT_EQ(0, CSSNodeStyleGetMargin(root, CSSEdgeBottom));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetMargin(root, CSSEdgeStart)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetMargin(root, CSSEdgeEnd)));
+
+  ASSERT_EQ(0, CSSNodeStyleGetPadding(root, CSSEdgeLeft));
+  ASSERT_EQ(0, CSSNodeStyleGetPadding(root, CSSEdgeTop));
+  ASSERT_EQ(0, CSSNodeStyleGetPadding(root, CSSEdgeRight));
+  ASSERT_EQ(0, CSSNodeStyleGetPadding(root, CSSEdgeBottom));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetPadding(root, CSSEdgeStart)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetPadding(root, CSSEdgeEnd)));
+
+  ASSERT_EQ(0, CSSNodeStyleGetBorder(root, CSSEdgeLeft));
+  ASSERT_EQ(0, CSSNodeStyleGetBorder(root, CSSEdgeTop));
+  ASSERT_EQ(0, CSSNodeStyleGetBorder(root, CSSEdgeRight));
+  ASSERT_EQ(0, CSSNodeStyleGetBorder(root, CSSEdgeBottom));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetBorder(root, CSSEdgeStart)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetBorder(root, CSSEdgeEnd)));
+
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetWidth(root)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetHeight(root)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetMinWidth(root)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetMinHeight(root)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetMaxWidth(root)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeStyleGetMaxHeight(root)));
+
+  ASSERT_EQ(0, CSSNodeLayoutGetLeft(root));
+  ASSERT_EQ(0, CSSNodeLayoutGetTop(root));
+  ASSERT_EQ(0, CSSNodeLayoutGetRight(root));
+  ASSERT_EQ(0, CSSNodeLayoutGetBottom(root));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeLayoutGetWidth(root)));
+  ASSERT_TRUE(CSSValueIsUndefined(CSSNodeLayoutGetHeight(root)));
+  ASSERT_EQ(CSSDirectionInherit, CSSNodeLayoutGetDirection(root));
+
+  CSSNodeFreeRecursive(root);
+}