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mongodb/dbtests/jsobjtests.cpp
2009-01-21 10:58:53 -05:00

498 lines
18 KiB
C++

// jsobjtests.cpp - Tests for jsobj.{h,cpp} code
//
/**
* Copyright (C) 2008 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "../db/jsobj.h"
#include "../db/json.h"
#include "dbtests.h"
namespace JsobjTests {
namespace BSONObjTests {
class Create {
public:
void run() {
BSONObj b;
ASSERT_EQUALS( 0, b.nFields() );
}
};
class Base {
protected:
static BSONObj basic( const char *name, int val ) {
BSONObjBuilder b;
b.appendInt( name, val );
return b.doneAndDecouple();
}
static BSONObj basic( const char *name, vector< int > val ) {
BSONObjBuilder b;
b.appendIntArray( name, val );
return b.doneAndDecouple();
}
template< class T >
static BSONObj basic( const char *name, T val ) {
BSONObjBuilder b;
b.append( name, val );
return b.doneAndDecouple();
}
};
class WoCompareBasic : public Base {
public:
void run() {
ASSERT( basic( "a", 1 ).woCompare( basic( "a", 1 ) ) == 0 );
ASSERT( basic( "a", 2 ).woCompare( basic( "a", 1 ) ) > 0 );
ASSERT( basic( "a", 1 ).woCompare( basic( "a", 2 ) ) < 0 );
// field name comparison
ASSERT( basic( "a", 1 ).woCompare( basic( "b", 1 ) ) < 0 );
}
};
class NumericCompareBasic : public Base {
public:
void run() {
ASSERT( basic( "a", 1 ).woCompare( basic( "a", 1.0 ) ) == 0 );
}
};
class WoCompareEmbeddedObject : public Base {
public:
void run() {
ASSERT( basic( "a", basic( "b", 1 ) ).woCompare
( basic( "a", basic( "b", 1.0 ) ) ) == 0 );
ASSERT( basic( "a", basic( "b", 1 ) ).woCompare
( basic( "a", basic( "b", 2 ) ) ) < 0 );
}
};
class WoCompareEmbeddedArray : public Base {
public:
void run() {
vector< int > i;
i.push_back( 1 );
i.push_back( 2 );
vector< double > d;
d.push_back( 1 );
d.push_back( 2 );
ASSERT( basic( "a", i ).woCompare( basic( "a", d ) ) == 0 );
vector< int > j;
j.push_back( 1 );
j.push_back( 3 );
ASSERT( basic( "a", i ).woCompare( basic( "a", j ) ) < 0 );
}
};
class WoCompareOrdered : public Base {
public:
void run() {
ASSERT( basic( "a", 1 ).woCompare( basic( "a", 1 ), basic( "a", 1 ) ) == 0 );
ASSERT( basic( "a", 2 ).woCompare( basic( "a", 1 ), basic( "a", 1 ) ) > 0 );
ASSERT( basic( "a", 1 ).woCompare( basic( "a", 2 ), basic( "a", 1 ) ) < 0 );
ASSERT( basic( "a", 1 ).woCompare( basic( "a", 1 ), basic( "a", -1 ) ) == 0 );
ASSERT( basic( "a", 2 ).woCompare( basic( "a", 1 ), basic( "a", -1 ) ) < 0 );
ASSERT( basic( "a", 1 ).woCompare( basic( "a", 2 ), basic( "a", -1 ) ) > 0 );
}
};
namespace Validation {
class Base {
public:
void run() {
ASSERT( valid().valid() );
ASSERT( !invalid().valid() );
}
protected:
virtual BSONObj valid() const = 0;
virtual BSONObj invalid() const = 0;
static char get( const BSONObj &o, int i ) {
return o.objdata()[ i ];
}
static void set( BSONObj &o, int i, char c ) {
const_cast< char * >( o.objdata() )[ i ] = c;
}
};
class BadType : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":1}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
set( ret, 4, 50 );
return ret;
}
};
class EooBeforeEnd : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":1}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
// (first byte of size)++
set( ret, 0, get( ret, 0 ) + 1 );
// re-read size for BSONObj::details
return ret.copy();
}
};
class UndefinedBeforeEnd : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":1}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
set( ret, 4, Undefined );
return ret;
}
};
class TotalSizeTooSmall : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":1}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
// (first byte of size)--
set( ret, 0, get( ret, 0 ) - 1 );
// re-read size for BSONObj::details
return ret.copy();
}
};
class EooMissing : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":1}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
set( ret, ret.objsize() - 1, 0xff );
// (first byte of size)--
set( ret, 0, get( ret, 0 ) - 1 );
// re-read size for BSONObj::details
return ret.copy();
}
};
class WrongStringSize : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":\"b\"}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
set( ret, 0, get( ret, 0 ) + 1 );
set( ret, 7, get( ret, 7 ) + 1 );
return ret.copy();
}
};
class ZeroStringSize : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":\"b\"}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
set( ret, 7, 0 );
return ret;
}
};
class NegativeStringSize : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":\"b\"}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
set( ret, 10, -100 );
return ret;
}
};
class WrongSubobjectSize : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":{\"b\":1}}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
set( ret, 0, get( ret, 0 ) + 1 );
set( ret, 7, get( ret, 7 ) + 1 );
return ret.copy();
}
};
class WrongDbrefNsSize : public Base {
BSONObj valid() const {
return fromjson( "{ \"a\": Dbref( \"b\", \"ffffffffffffffffffffffff\" ) }" );
}
BSONObj invalid() const {
BSONObj ret = valid();
set( ret, 0, get( ret, 0 ) + 1 );
set( ret, 7, get( ret, 7 ) + 1 );
return ret.copy();
};
};
class WrongSymbolSize : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":\"b\"}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
set( ret, 4, Symbol );
set( ret, 0, get( ret, 0 ) + 1 );
set( ret, 7, get( ret, 7 ) + 1 );
return ret.copy();
}
};
class WrongCodeSize : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":\"b\"}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
set( ret, 4, Code );
set( ret, 0, get( ret, 0 ) + 1 );
set( ret, 7, get( ret, 7 ) + 1 );
return ret.copy();
}
};
class NoFieldNameEnd : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":1}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
memset( const_cast< char * >( ret.objdata() ) + 5, 0xff, ret.objsize() - 5 );
return ret;
}
};
class BadRegex : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":/c/i}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
memset( const_cast< char * >( ret.objdata() ) + 7, 0xff, ret.objsize() - 7 );
return ret;
}
};
class BadRegexOptions : public Base {
BSONObj valid() const {
return fromjson( "{\"a\":/c/i}" );
}
BSONObj invalid() const {
BSONObj ret = valid();
memset( const_cast< char * >( ret.objdata() ) + 9, 0xff, ret.objsize() - 9 );
return ret;
}
};
class CodeWScopeBase : public Base {
BSONObj valid() const {
BSONObjBuilder b;
BSONObjBuilder scope;
scope.append( "a", "b" );
b.appendCodeWScope( "c", "d", scope.done() );
return b.doneAndDecouple();
}
BSONObj invalid() const {
BSONObj ret = valid();
modify( ret );
return ret;
}
protected:
virtual void modify( BSONObj &o ) const = 0;
};
class CodeWScopeSmallSize : public CodeWScopeBase {
void modify( BSONObj &o ) const {
set( o, 7, 7 );
}
};
class CodeWScopeZeroStrSize : public CodeWScopeBase {
void modify( BSONObj &o ) const {
set( o, 11, 0 );
}
};
class CodeWScopeSmallStrSize : public CodeWScopeBase {
void modify( BSONObj &o ) const {
set( o, 11, 1 );
}
};
class CodeWScopeNoSizeForObj : public CodeWScopeBase {
void modify( BSONObj &o ) const {
set( o, 7, 13 );
}
};
class CodeWScopeSmallObjSize : public CodeWScopeBase {
void modify( BSONObj &o ) const {
set( o, 17, 1 );
}
};
class CodeWScopeBadObject : public CodeWScopeBase {
void modify( BSONObj &o ) const {
set( o, 21, JSTypeMax + 1 );
}
};
class NoSize {
public:
NoSize( BSONType type ) : type_( type ) {}
void run() {
const char data[] = { 0x07, 0x00, 0x00, 0x00, char( type_ ), 'a', 0x00 };
BSONObj o( data );
ASSERT( !o.valid() );
}
private:
BSONType type_;
};
// Randomized BSON parsing test. See if we seg fault.
class Fuzz {
public:
Fuzz( double frequency ) : frequency_( frequency ) {}
void run() {
BSONObj a = fromjson( "{\"a\": 1, \"b\": \"c\"}" );
fuzz( a );
a.valid();
BSONObj b = fromjson( "{\"one\":2, \"two\":5, \"three\": {},"
"\"four\": { \"five\": { \"six\" : 11 } },"
"\"seven\": [ \"a\", \"bb\", \"ccc\", 5 ],"
"\"eight\": Dbref( \"rrr\", \"01234567890123456789aaaa\" ),"
"\"_id\": ObjectId( \"deadbeefdeadbeefdeadbeef\" ),"
"\"nine\": { \"$binary\": \"abc=\", \"$type\": \"02\" },"
"\"ten\": Date( 44 ), \"eleven\": /foooooo/i }" );
fuzz( b );
b.valid();
}
private:
void fuzz( BSONObj &o ) const {
for( int i = 4; i < o.objsize(); ++i )
for( unsigned char j = 1; j; j <<= 1 )
if ( rand() < int( RAND_MAX * frequency_ ) ) {
char *c = const_cast< char * >( o.objdata() ) + i;
if ( *c & j )
*c &= ~j;
else
*c |= j;
}
}
double frequency_;
};
} // namespace Validation
} // namespace BSONObjTests
namespace OIDTests {
class init1 {
public:
void run(){
OID a;
OID b;
a.init();
b.init();
ASSERT( a != b );
}
};
class initParse1 {
public:
void run(){
OID a;
OID b;
cout << endl;
a.init();
b.init( a.str() );
ASSERT( a == b );
}
};
}
class All : public UnitTest::Suite {
public:
All() {
add< BSONObjTests::Create >();
add< BSONObjTests::WoCompareBasic >();
add< BSONObjTests::NumericCompareBasic >();
add< BSONObjTests::WoCompareEmbeddedObject >();
add< BSONObjTests::WoCompareEmbeddedArray >();
add< BSONObjTests::WoCompareOrdered >();
add< BSONObjTests::Validation::BadType >();
add< BSONObjTests::Validation::EooBeforeEnd >();
add< BSONObjTests::Validation::UndefinedBeforeEnd >();
add< BSONObjTests::Validation::TotalSizeTooSmall >();
add< BSONObjTests::Validation::EooMissing >();
add< BSONObjTests::Validation::WrongStringSize >();
add< BSONObjTests::Validation::ZeroStringSize >();
add< BSONObjTests::Validation::NegativeStringSize >();
add< BSONObjTests::Validation::WrongSubobjectSize >();
add< BSONObjTests::Validation::WrongDbrefNsSize >();
add< BSONObjTests::Validation::WrongSymbolSize >();
add< BSONObjTests::Validation::WrongCodeSize >();
add< BSONObjTests::Validation::NoFieldNameEnd >();
add< BSONObjTests::Validation::BadRegex >();
add< BSONObjTests::Validation::BadRegexOptions >();
add< BSONObjTests::Validation::CodeWScopeSmallSize >();
add< BSONObjTests::Validation::CodeWScopeZeroStrSize >();
add< BSONObjTests::Validation::CodeWScopeSmallStrSize >();
add< BSONObjTests::Validation::CodeWScopeNoSizeForObj >();
add< BSONObjTests::Validation::CodeWScopeSmallObjSize >();
add< BSONObjTests::Validation::CodeWScopeBadObject >();
add< BSONObjTests::Validation::NoSize >( Symbol );
add< BSONObjTests::Validation::NoSize >( Code );
add< BSONObjTests::Validation::NoSize >( String );
add< BSONObjTests::Validation::NoSize >( CodeWScope );
add< BSONObjTests::Validation::NoSize >( DBRef );
add< BSONObjTests::Validation::NoSize >( Object );
add< BSONObjTests::Validation::NoSize >( Array );
add< BSONObjTests::Validation::NoSize >( BinData );
add< BSONObjTests::Validation::Fuzz >( .5 );
add< BSONObjTests::Validation::Fuzz >( .1 );
add< BSONObjTests::Validation::Fuzz >( .05 );
add< BSONObjTests::Validation::Fuzz >( .01 );
add< BSONObjTests::Validation::Fuzz >( .001 );
add< OIDTests::init1 >();
add< OIDTests::initParse1 >();
}
};
} // namespace JsobjTests
UnitTest::TestPtr jsobjTests() {
return UnitTest::createSuite< JsobjTests::All >();
}