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Added some intelligence to truncated Gzip stream test

pull/186/merge
Jeffrey Walton 2017-05-16 01:59:09 -04:00
parent 5bf43f4ef3
commit b083390d4f
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GPG Key ID: B36AB348921B1838
1 changed files with 8 additions and 2 deletions
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10
validat0.cpp
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@ -156,6 +156,9 @@ bool TestCompressors()
try try
{ {
// Gzip uses Adler32 checksums. We expect a failure to to happen on occasion.
// If we see more than 2 failures in a run of 128, then we need to investigate.
unsigned int truncatedCount=0;
for (unsigned int i = 0; i<128; ++i) for (unsigned int i = 0; i<128; ++i)
{ {
std::string src, dest, rec; std::string src, dest, rec;
@ -172,8 +175,11 @@ bool TestCompressors()
// Tamper // Tamper
try { try {
StringSource(dest.substr(0, len - 2), true, new Gunzip(new StringSink(rec))); StringSource(dest.substr(0, len - 2), true, new Gunzip(new StringSink(rec)));
std::cout << "FAILED: Gzip failed to detect a truncated stream\n"; if (truncatedCount++ >= 2)
fail1 = true; {
std::cout << "FAILED: Gzip failed to detect a truncated stream\n";
fail1 = true;
}
} }
catch (const Exception&) {} catch (const Exception&) {}
} }