TEST(Checksum, Streams)
{
stringstream ss;
EXPECT_EQ(istream::goodbit, ss.rdstate());
EXPECT_EQ("00000000", checksum(ss));
// checksum tried to read from empty stream and both eof and fail bits are set
EXPECT_EQ(istream::failbit | istream::eofbit, ss.rdstate());
// need to clear the eofbit that was set when checksum read all the way through
ss.clear();
EXPECT_EQ(istream::goodbit, ss.rdstate());
// write some more to the stringstream
ss << "Hi there";
EXPECT_EQ(istream::goodbit, ss.rdstate());
EXPECT_EQ("1AD514BA", checksum(ss));
// checksum read all the way through and eofbit is set
EXPECT_EQ(istream::failbit | istream::eofbit, ss.rdstate());
EXPECT_EQ("00000000", checksum(ss));
EXPECT_EQ(istream::failbit | istream::eofbit, ss.rdstate());
// need to clear the eofbit that was set when checksum read all the way through
ss.clear();
EXPECT_EQ(istream::goodbit, ss.rdstate());
EXPECT_EQ("00000000", checksum(ss));
}
TEST(Checksum, Paths)
{
// read a file, contents are "Hi there"
path p = resourcesPath() / toPath("utilities/Checksum/Checksum.txt");
EXPECT_EQ("1AD514BA", checksum(p));
// read a file, contents are "Hi there\r\nGoodbye" on Windows and "Hi there\nGoodbye" otherwise
p = resourcesPath() / toPath("utilities/Checksum/Checksum2.txt");
EXPECT_EQ("17B88D3A", checksum(p));
// checksum of a directory is "00000000"
p = resourcesPath() / toPath("utilities/Checksum/");
EXPECT_EQ("00000000", checksum(p));
// if can't find file return "00000000"
p = resourcesPath() / toPath("utilities/Checksum/NotAFile.txt");
EXPECT_EQ("00000000", checksum(p));
}
TEST(Checksum, UUIDs) {
StringVector checksums;
for (unsigned i = 0, n = 1000; i < n; ++i) {
checksums.push_back(checksum(toString(createUUID())));
}
auto itStart = checksums.begin();
++itStart;
for (auto it = checksums.begin(), itEnd = checksums.end();
itStart != itEnd; ++it, ++itStart) {
EXPECT_TRUE(std::find(itStart,itEnd,*it) == itEnd);
}
}
TEST(Checksum, Strings)
{
EXPECT_EQ("00000000", checksum(string("")));
EXPECT_EQ("1AD514BA", checksum(string("Hi there")));
EXPECT_EQ("D5682D26", checksum(string("HI there")));
EXPECT_EQ("597EA479", checksum(string("Hithere")));
EXPECT_EQ("17B88D3A", checksum(string("Hi there\r\nGoodbye")));
EXPECT_EQ("17B88D3A", checksum(string("Hi there\nGoodbye")));
EXPECT_EQ("F4CC67AC", checksum(string("Hi there\r\nGoodbye\r\n")));
EXPECT_EQ("F4CC67AC", checksum(string("Hi there\nGoodbye\n")));
}