Update transaction_test_util.cc
Summary: Fixes a compile error on gcc 7.2.1 (-Werror=format-truncation=). Closes https://github.com/facebook/rocksdb/pull/3248 Differential Revision: D6546515 Pulled By: yiwu-arbug fbshipit-source-id: bd78cca63f2af376faceccb1838d2d4cc9208fef
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@ -80,6 +80,7 @@ Status RandomTransactionInserter::DBGet(
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// four digits and zero end char
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char prefix_buf[5];
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// Pad prefix appropriately so we can iterate over each set
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assert(set_i + 1 <= 9999);
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snprintf(prefix_buf, sizeof(prefix_buf), "%.4u", set_i + 1);
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// key format: [SET#][random#]
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std::string skey = ToString(ikey);
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@ -263,6 +264,7 @@ Status RandomTransactionInserter::Verify(DB* db, uint16_t num_sets,
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for (uint16_t set_i : set_vec) {
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// four digits and zero end char
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char prefix_buf[5];
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assert(set_i + 1 <= 9999);
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snprintf(prefix_buf, sizeof(prefix_buf), "%.4u", set_i + 1);
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uint64_t total = 0;
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