diff options
Diffstat (limited to 'net/disk_cache/entry_unittest.cc')
-rw-r--r-- | net/disk_cache/entry_unittest.cc | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/net/disk_cache/entry_unittest.cc b/net/disk_cache/entry_unittest.cc index 9c6b28a..ce3696c 100644 --- a/net/disk_cache/entry_unittest.cc +++ b/net/disk_cache/entry_unittest.cc @@ -1944,3 +1944,29 @@ TEST_F(DiskCacheEntryTest, CancelSparseIO) { EXPECT_EQ(0, cb5.GetResult(rv)); entry->Close(); } + +// Tests that we perform sanity checks on an entry's key. Note that there are +// other tests that exercise sanity checks by using saved corrupt files. +TEST_F(DiskCacheEntryTest, KeySanityCheck) { + UseCurrentThread(); + InitCache(); + std::string key("the first key"); + disk_cache::Entry* entry; + ASSERT_EQ(net::OK, CreateEntry(key, &entry)); + + disk_cache::EntryImpl* entry_impl = + static_cast<disk_cache::EntryImpl*>(entry); + disk_cache::EntryStore* store = entry_impl->entry()->Data(); + + // We have reserved space for a short key (one block), let's say that the key + // takes more than one block, and remove the NULLs after the actual key. + store->key_len = 800; + memset(store->key + key.size(), 'k', sizeof(store->key) - key.size()); + entry_impl->entry()->set_modified(); + entry->Close(); + + // We have a corrupt entry. Now reload it. We should NOT read beyond the + // allocated buffer here. + ASSERT_NE(net::OK, OpenEntry(key, &entry)); + DisableIntegrityCheck(); +} |