56   auto hashtree_file = StringPrintf("%s/hashtree", td.path);  in TEST()  local
57   auto status = PrepareHashTree(*apex, *verity_data, hashtree_file);  in TEST()
62   ASSERT_TRUE(ReadFileToString(hashtree_file, &first_hashtree))  in TEST()
63       << "Failed to read " << hashtree_file;  in TEST()
67   status = PrepareHashTree(*apex, *verity_data, hashtree_file);  in TEST()
72   ASSERT_TRUE(ReadFileToString(hashtree_file, &second_hashtree))  in TEST()
73       << "Failed to read " << hashtree_file;  in TEST()
77       << hashtree_file << " was regenerated";  in TEST()
89   auto hashtree_file = StringPrintf("%s/hashtree", td.path);  in TEST()  local
90   auto status = PrepareHashTree(*apex, *verity_data, hashtree_file);  in TEST()
95   ASSERT_TRUE(ReadFileToString(hashtree_file, &first_hashtree))  in TEST()
96       << "Failed to read " << hashtree_file;  in TEST()
106   status = PrepareHashTree(*apex2, *verity_data2, hashtree_file);  in TEST()
111   ASSERT_TRUE(ReadFileToString(hashtree_file, &second_hashtree))  in TEST()
112       << "Failed to read " << hashtree_file;  in TEST()
115   ASSERT_NE(first_hashtree, second_hashtree) << hashtree_file << " was reused";  in TEST()