pitrou commented on code in PR #38272:
URL: https://github.com/apache/arrow/pull/38272#discussion_r1399192381
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cpp/src/arrow/util/compression_test.cc:
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@@ -368,6 +368,42 @@ TEST_P(CodecTest, CodecRoundtrip) {
}
}
+TEST(CodecTest, CodecRoundtripGzipMembers) {
+ std::unique_ptr<Codec> gzip_codec;
+ ASSERT_OK_AND_ASSIGN(gzip_codec, Codec::Create(Compression::GZIP));
+
+ for (int data_half_size : {0, 10000, 100000}) {
+ int64_t actual_size_p1, actual_size_p2;
+ std::vector<uint8_t> data_half = MakeRandomData(data_half_size);
+ std::vector<uint8_t> data_full(data_half.begin(), data_half.end());
+ data_full.insert(data_full.end(), data_half.begin(), data_half.end());
Review Comment:
You can for example generate a single piece of random data and cut it
somewhere not at the half.
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