1 files changed, 22 insertions, 0 deletions
diff --git a/xfa/fxfa/parser/xfa_utils_unittest.cpp b/xfa/fxfa/parser/xfa_utils_unittest.cpp
new file mode 100644
index 0000000000..93ee3b94aa
--- /dev/null
+++ b/xfa/fxfa/parser/xfa_utils_unittest.cpp
@@ -0,0 +1,22 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "testing/gtest/include/gtest/gtest.h"
+#include "xfa/fxfa/parser/xfa_utils.h"
+
+TEST(XfaUtilsImp, XFA_MapRotation) {
+  struct TestCase {
+    int input;
+    int expected_output;
+  } TestCases[] = {{-1000000, 80}, {-361, 359}, {-360, 0},  {-359, 1},
+                   {-91, 269},     {-90, 270},  {-89, 271}, {-1, 359},
+                   {0, 0},         {1, 1},      {89, 89},   {90, 90},
+                   {91, 91},       {359, 359},  {360, 0},   {361, 1},
+                   {100000, 280}};
+
+  for (size_t i = 0; i < FX_ArraySize(TestCases); ++i) {
+    EXPECT_EQ(TestCases[i].expected_output,
+              XFA_MapRotation(TestCases[i].input));
+  }
+}