1 files changed, 8 insertions, 0 deletions
diff --git a/core/fxcrt/cfx_widestring_unittest.cpp b/core/fxcrt/cfx_widestring_unittest.cpp
index 7b12d50601..1c8aca9aca 100644
--- a/core/fxcrt/cfx_widestring_unittest.cpp
+++ b/core/fxcrt/cfx_widestring_unittest.cpp
@@ -1038,6 +1038,14 @@ TEST(fxcrt, WideStringCAnyAllNoneOf) {
   EXPECT_FALSE(pdfium::ContainsValue(str, L'z'));
 }
 
+TEST(fxcrt, WideStringCTrimmedRight) {
+  CFX_WideStringC fred(L"FRED");
+  EXPECT_EQ(L"FRED", fred.TrimmedRight(L'E'));
+  EXPECT_EQ(L"FRE", fred.TrimmedRight(L'D'));
+  CFX_WideStringC fredd(L"FREDD");
+  EXPECT_EQ(L"FRE", fred.TrimmedRight(L'D'));
+}
+
 TEST(fxcrt, WideStringFormatWidth) {
   {
     CFX_WideString str;