From 8c5e924ad1f048749e2a73fe444ea07bd99abb16 Mon Sep 17 00:00:00 2001
From: Tom Sepez <tsepez@chromium.org>
Date: Mon, 3 Apr 2017 12:02:02 -0700
Subject: Add test case for bug_707479

We need to oversize the buffer and then fail to format. Use an
invalid character conversion to trip this up.

Bug: 707479
Change-Id: I7c1d97f0351d76af8fddf74a1cdf05f49c6b1cf7
Reviewed-on: https://pdfium-review.googlesource.com/3612
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>
---
 core/fxcrt/cfx_widestring_unittest.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'core/fxcrt')

diff --git a/core/fxcrt/cfx_widestring_unittest.cpp b/core/fxcrt/cfx_widestring_unittest.cpp
index c1728af1b1..a0523b1804 100644
--- a/core/fxcrt/cfx_widestring_unittest.cpp
+++ b/core/fxcrt/cfx_widestring_unittest.cpp
@@ -933,6 +933,11 @@ TEST(fxcrt, WideStringFormatPrecision) {
   }
 }
 
+TEST(fxcrt, WideStringFormatOutOfRangeChar) {
+  CFX_WideString str;
+  str.Format(L"unsupported char '%c'", 0x00FF00FF);
+}
+
 TEST(fxcrt, EmptyWideString) {
   CFX_WideString empty_str;
   EXPECT_TRUE(empty_str.IsEmpty());
-- 
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