// File Sanity check
TEST(FTDCFileTest, TestFileBasicCompress) {
unittest::TempDir tempdir("metrics_testpath");
boost::filesystem::path p(tempdir.path());
p /= kTestFile;
deleteFileIfNeeded(p);
BSONObj doc1 = BSON("name"
<< "joe"
<< "key1" << 34 << "key2" << 45);
BSONObj doc2 = BSON("name"
<< "joe"
<< "key3" << 34 << "key5" << 45);
FTDCConfig config;
FTDCFileWriter writer(&config);
ASSERT_OK(writer.open(p));
ASSERT_OK(writer.writeSample(doc1));
ASSERT_OK(writer.writeSample(doc2));
writer.close();
FTDCFileReader reader;
ASSERT_OK(reader.open(p));
ASSERT_OK(reader.hasNext());
BSONObj doc1a = std::get<1>(reader.next());
ASSERT_TRUE(doc1 == doc1a);
ASSERT_OK(reader.hasNext());
BSONObj doc2a = std::get<1>(reader.next());
ASSERT_TRUE(doc2 == doc2a);
auto sw = reader.hasNext();
ASSERT_OK(sw);
ASSERT_EQUALS(sw.getValue(), false);
}
// Test a bad file
TEST(FTDCFileTest, TestBadFile) {
unittest::TempDir tempdir("metrics_testpath");
boost::filesystem::path p(tempdir.path());
p /= kTestFile;
std::ofstream stream(p.c_str());
// This test case caused us to allocate more memory then the size of the file the first time I
// tried it
stream << "Hello World";
stream.close();
FTDCFileReader reader;
ASSERT_OK(reader.open(p));
auto sw = reader.hasNext();
ASSERT_NOT_OK(sw);
}