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authorTom Sepez <tsepez@chromium.org>2018-09-13 18:18:44 +0000
committerChromium commit bot <commit-bot@chromium.org>2018-09-13 18:18:44 +0000
commit26b286760c373082683e758358f36f2dfdafd629 (patch)
treebe7bc0b3e7b2f5d28845e3acfc45893c4e6263ab /core
parent882ed81dec7afc5bc106f965af34f1e59407fd95 (diff)
downloadpdfium-26b286760c373082683e758358f36f2dfdafd629.tar.xz
Test that FX_TryRealloc failure leaves original contents intact
Change-Id: I2b1e5cc7a9576b5bb3bf3888225d1f6e54e0c95b Reviewed-on: https://pdfium-review.googlesource.com/42051 Commit-Queue: Tom Sepez <tsepez@chromium.org> Reviewed-by: Lei Zhang <thestig@chromium.org>
Diffstat (limited to 'core')
-rw-r--r--core/fxcrt/fx_memory_unittest.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/core/fxcrt/fx_memory_unittest.cpp b/core/fxcrt/fx_memory_unittest.cpp
index 8036855898..8c577835d6 100644
--- a/core/fxcrt/fx_memory_unittest.cpp
+++ b/core/fxcrt/fx_memory_unittest.cpp
@@ -68,7 +68,9 @@ TEST(fxcrt, FX_TryAllocOverflow) {
ptr = FX_Alloc(int, 1);
EXPECT_TRUE(ptr);
+ *ptr = 1492; // Arbitrary sentinel.
EXPECT_FALSE(FX_TryRealloc(int, ptr, kOverflowIntAlloc));
+ EXPECT_EQ(1492, *ptr);
FX_Free(ptr);
}
#endif