// Test all types
TEST(FTDCCompressor, Types) {
TestTie c;
auto st = c.addSample(BSON("name"
<< "joe"
<< "key1" << 33 << "key2" << 42LL));
ASSERT_HAS_SPACE(st);
const char bytes[] = {0x1, 0x2, 0x3};
BSONObj o = BSON("created" << DATENOW // date_t
<< "null" << BSONNULL // { a : null }
<< "undefined" << BSONUndefined // { a : undefined }
<< "obj" << BSON( // nested object
"a"
<< "abc"
<< "b" << 123LL) << "foo"
<< BSON_ARRAY("bar"
<< "baz"
<< "qux") // array of strings
<< "foo2" << BSON_ARRAY(5 << 6 << 7) // array of ints
<< "bindata" << BSONBinData(&bytes[0], 3, bdtCustom) // bindata
<< "oid" << OID("010203040506070809101112") // oid
<< "bool" << true // bool
<< "regex" << BSONRegEx("mongodb") // regex
<< "ref" << BSONDBRef("c", OID("010203040506070809101112")) // ref
<< "code" << BSONCode("func f() { return 1; }") // code
<< "codewscope" << BSONCodeWScope("func f() { return 1; }",
BSON("c" << true)) // codew
<< "minkey" << MINKEY // minkey
<< "maxkey" << MAXKEY // maxkey
);
st = c.addSample(o);
ASSERT_SCHEMA_CHANGED(st);
st = c.addSample(o);
ASSERT_HAS_SPACE(st);
st = c.addSample(BSON("name"
<< "joe"
<< "key1" << 34LL << "key2" << 45.0f));
ASSERT_SCHEMA_CHANGED(st);
st = c.addSample(BSON("name"
<< "joe"
<< "key1" << static_cast<char>(32) << "key2" << 45.0F));
ASSERT_HAS_SPACE(st);
}
// Test various schema changes
TEST_F(FTDCCompressorTest, TestSchemaChanges) {
TestTie c;
auto st = c.addSample(BSON("name"
<< "joe"
<< "key1"
<< 33
<< "key2"
<< 42));
ASSERT_HAS_SPACE(st);
st = c.addSample(BSON("name"
<< "joe"
<< "key1"
<< 34
<< "key2"
<< 45));
ASSERT_HAS_SPACE(st);
st = c.addSample(BSON("name"
<< "joe"
<< "key1"
<< 34
<< "key2"
<< 45));
ASSERT_HAS_SPACE(st);
// Add Field
st = c.addSample(BSON("name"
<< "joe"
<< "key1"
<< 34
<< "key2"
<< 45
<< "key3"
<< 47));
ASSERT_SCHEMA_CHANGED(st);
st = c.addSample(BSON("name"
<< "joe"
<< "key1"
<< 34
<< "key2"
<< 45
<< "key3"
<< 47));
ASSERT_HAS_SPACE(st);
// Rename field
st = c.addSample(BSON("name"
<< "joe"
<< "key1"
<< 34
<< "key5"
<< 45
<< "key3"
<< 47));
ASSERT_SCHEMA_CHANGED(st);
// Change type
st = c.addSample(BSON("name"
<< "joe"
<< "key1"
<< 34
<< "key5"
<< "45"
<< "key3"
<< 47));
ASSERT_SCHEMA_CHANGED(st);
// Add Field
st = c.addSample(BSON("name"
<< "joe"
<< "key1"
<< 34
<< "key2"
<< 45
<< "key3"
<< 47
<< "key7"
<< 34
<< "key9"
<< 45
<< "key13"
<< 47));
ASSERT_SCHEMA_CHANGED(st);
// Remove Field
st = c.addSample(BSON("name"
<< "joe"
<< "key7"
<< 34
<< "key9"
<< 45
<< "key13"
<< 47));
ASSERT_SCHEMA_CHANGED(st);
st = c.addSample(BSON("name"
<< "joe"
<< "key7"
<< 34
<< "key9"
<< 45
<< "key13"
<< 47));
ASSERT_HAS_SPACE(st);
// Start new batch
st = c.addSample(BSON("name"
<< "joe"
<< "key7"
<< 5));
ASSERT_SCHEMA_CHANGED(st);
// Change field to object
st = c.addSample(BSON("name"
<< "joe"
<< "key7"
<< BSON( // nested object
"a" << 1)));
ASSERT_SCHEMA_CHANGED(st);
// Change field from object to number
st = c.addSample(BSON("name"
<< "joe"
<< "key7"
<< 7));
ASSERT_SCHEMA_CHANGED(st);
// Change field from number to array
st = c.addSample(BSON("name"
<< "joe"
<< "key7"
<< BSON_ARRAY(13 << 17)));
ASSERT_SCHEMA_CHANGED(st);
// Change field from array to number
st = c.addSample(BSON("name"
<< "joe"
<< "key7"
<< 19));
ASSERT_SCHEMA_CHANGED(st);
// New Schema
st = c.addSample(BSON("_id" << 1));
ASSERT_SCHEMA_CHANGED(st);
// Change field to oid
st = c.addSample(BSON(GENOID));
ASSERT_SCHEMA_CHANGED(st);
// Change field from oid to object
st = c.addSample(BSON("_id" << BSON("sub1" << 1)));
ASSERT_SCHEMA_CHANGED(st);
// Change field from object to oid
st = c.addSample(BSON(GENOID));
ASSERT_SCHEMA_CHANGED(st);
}
// Test various schema changes with strings
TEST_F(FTDCCompressorTest, TestStringSchemaChanges) {
TestTie c(FTDCValidationMode::kWeak);
auto st = c.addSample(BSON("str1"
<< "joe"
<< "int1"
<< 42));
ASSERT_HAS_SPACE(st);
st = c.addSample(BSON("str1"
<< "joe"
<< "int1"
<< 45));
ASSERT_HAS_SPACE(st);
// Add string field
st = c.addSample(BSON("str1"
<< "joe"
<< "str2"
<< "smith"
<< "int1"
<< 47));
ASSERT_HAS_SPACE(st);
// Reset schema by renaming a int field
st = c.addSample(BSON("str1"
<< "joe"
<< "str2"
<< "smith"
<< "int2"
<< 48));
ASSERT_SCHEMA_CHANGED(st);
// Remove string field
st = c.addSample(BSON("str1"
<< "joe"
<< "int2"
<< 49));
ASSERT_HAS_SPACE(st);
// Add string field as last element
st = c.addSample(BSON("str1"
<< "joe"
<< "int2"
<< 50
<< "str3"
<< "bar"));
ASSERT_HAS_SPACE(st);
// Reset schema by renaming a int field
st = c.addSample(BSON("str1"
<< "joe"
<< "int1"
<< 51
<< "str3"
<< "bar"));
ASSERT_SCHEMA_CHANGED(st);
// Remove string field as last element
st = c.addSample(BSON("str1"
<< "joe"
<< "int1"
<< 52));
ASSERT_HAS_SPACE(st);
// Add 2 string fields
st = c.addSample(BSON("str1"
<< "joe"
<< "str2"
<< "smith"
<< "str3"
<< "foo"
<< "int1"
<< 53));
ASSERT_HAS_SPACE(st);
// Reset schema by renaming a int field
st = c.addSample(BSON("str1"
<< "joe"
<< "str2"
<< "smith"
<< "str3"
<< "foo"
<< "int2"
<< 54));
ASSERT_SCHEMA_CHANGED(st);
// Remove 2 string fields
st = c.addSample(BSON("str1"
<< "joe"
<< "int2"
<< 55));
ASSERT_HAS_SPACE(st);
// Change string to number
st = c.addSample(BSON("str1" << 12 << "int1" << 56));
ASSERT_SCHEMA_CHANGED(st);
// Change number to string
st = c.addSample(BSON("str1"
<< "joe"
<< "int1"
<< 67));
ASSERT_SCHEMA_CHANGED(st);
}