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/* Copyright 2013 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/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects
* for all of the code used other than as permitted herein. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you do not
* wish to do so, delete this exception statement from your version. If you
* delete this exception statement from all source files in the program,
* then also delete it in the license file.
*/
#include "mongo/db/jsobj.h"
#include "mongo/db/json.h"
#include "mongo/platform/decimal128.h"
#include "mongo/unittest/unittest.h"
namespace {
using namespace mongo;
TEST(BSONObjToString, EmptyArray) {
const char text[] = "{ x: [] }";
mongo::BSONObj o1 = mongo::fromjson(text);
const std::string o1_str = o1.toString();
ASSERT_EQUALS(text, o1_str);
}
TEST(BSONObjCompare, Timestamp) {
ASSERT_LT(BSON("" << Timestamp(0, 3)), BSON("" << Timestamp(~0U, 2)));
ASSERT_GT(BSON("" << Timestamp(2, 3)), BSON("" << Timestamp(2, 2)));
ASSERT_EQ(BSON("" << Timestamp(3ULL)), BSON("" << Timestamp(0, 3)));
}
TEST(BSONObjCompare, NumberDouble) {
ASSERT_LT(BSON("" << 0.0), BSON("" << 1.0));
ASSERT_LT(BSON("" << -1.0), BSON("" << 0.0));
ASSERT_LT(BSON("" << -1.0), BSON("" << 1.0));
ASSERT_LT(BSON("" << 0.0), BSON("" << 0.1));
ASSERT_LT(BSON("" << 0.1), BSON("" << 1.0));
ASSERT_LT(BSON("" << -1.0), BSON("" << -0.1));
ASSERT_LT(BSON("" << -0.1), BSON("" << 0.0));
ASSERT_LT(BSON("" << -0.1), BSON("" << 0.1));
ASSERT_LT(BSON("" << 0.0), BSON("" << std::numeric_limits<double>::denorm_min()));
ASSERT_GT(BSON("" << 0.0), BSON("" << -std::numeric_limits<double>::denorm_min()));
ASSERT_LT(BSON("" << 1.0), BSON("" << (1.0 + std::numeric_limits<double>::epsilon())));
ASSERT_GT(BSON("" << -1.0), BSON("" << (-1.0 - std::numeric_limits<double>::epsilon())));
ASSERT_EQ(BSON("" << 0.0), BSON("" << -0.0));
ASSERT_GT(BSON("" << std::numeric_limits<double>::infinity()), BSON("" << 0.0));
ASSERT_GT(BSON("" << std::numeric_limits<double>::infinity()),
BSON("" << std::numeric_limits<double>::max())); // max is finite
ASSERT_GT(BSON("" << std::numeric_limits<double>::infinity()),
BSON("" << -std::numeric_limits<double>::infinity()));
ASSERT_LT(BSON("" << -std::numeric_limits<double>::infinity()), BSON("" << 0.0));
ASSERT_LT(BSON("" << -std::numeric_limits<double>::infinity()),
BSON("" << -std::numeric_limits<double>::max()));
ASSERT_LT(BSON("" << -std::numeric_limits<double>::infinity()),
BSON("" << std::numeric_limits<double>::infinity()));
ASSERT_LT(BSON("" << std::numeric_limits<double>::quiet_NaN()), BSON("" << 0.0));
ASSERT_LT(BSON("" << std::numeric_limits<double>::quiet_NaN()),
BSON("" << -std::numeric_limits<double>::max()));
ASSERT_LT(BSON("" << std::numeric_limits<double>::quiet_NaN()),
BSON("" << std::numeric_limits<double>::infinity()));
ASSERT_LT(BSON("" << std::numeric_limits<double>::quiet_NaN()),
BSON("" << -std::numeric_limits<double>::infinity()));
// TODO in C++11 use hex floating point to test distinct NaN representations
ASSERT_EQ(BSON("" << std::numeric_limits<double>::quiet_NaN()),
BSON("" << std::numeric_limits<double>::signaling_NaN()));
}
TEST(BSONObjCompare, NumberLong_Double) {
ASSERT_EQ(BSON("" << 0ll), BSON("" << 0.0));
ASSERT_EQ(BSON("" << 0ll), BSON("" << -0.0));
ASSERT_EQ(BSON("" << 1ll), BSON("" << 1.0));
ASSERT_EQ(BSON("" << -1ll), BSON("" << -1.0));
ASSERT_LT(BSON("" << 0ll), BSON("" << 1.0));
ASSERT_LT(BSON("" << -1ll), BSON("" << 0.0));
ASSERT_LT(BSON("" << -1ll), BSON("" << 1.0));
ASSERT_LT(BSON("" << 0ll), BSON("" << 0.1));
ASSERT_LT(BSON("" << 0.1), BSON("" << 1ll));
ASSERT_LT(BSON("" << -1ll), BSON("" << -0.1));
ASSERT_LT(BSON("" << -0.1), BSON("" << 0ll));
ASSERT_LT(BSON("" << 0ll), BSON("" << std::numeric_limits<double>::denorm_min()));
ASSERT_GT(BSON("" << 0ll), BSON("" << -std::numeric_limits<double>::denorm_min()));
ASSERT_LT(BSON("" << 1ll), BSON("" << (1.0 + std::numeric_limits<double>::epsilon())));
ASSERT_GT(BSON("" << -1ll), BSON("" << (-1.0 - std::numeric_limits<double>::epsilon())));
ASSERT_GT(BSON("" << std::numeric_limits<double>::infinity()), BSON("" << 0ll));
ASSERT_GT(BSON("" << std::numeric_limits<double>::infinity()),
BSON("" << std::numeric_limits<long long>::max()));
ASSERT_GT(BSON("" << std::numeric_limits<double>::infinity()),
BSON("" << std::numeric_limits<long long>::min()));
ASSERT_LT(BSON("" << -std::numeric_limits<double>::infinity()), BSON("" << 0ll));
ASSERT_LT(BSON("" << -std::numeric_limits<double>::infinity()),
BSON("" << std::numeric_limits<long long>::max()));
ASSERT_LT(BSON("" << -std::numeric_limits<double>::infinity()),
BSON("" << std::numeric_limits<long long>::min()));
ASSERT_LT(BSON("" << std::numeric_limits<double>::quiet_NaN()), BSON("" << 0ll));
ASSERT_LT(BSON("" << std::numeric_limits<double>::quiet_NaN()),
BSON("" << std::numeric_limits<long long>::min()));
for (int powerOfTwo = 0; powerOfTwo < 63; powerOfTwo++) {
const long long lNum = 1ll << powerOfTwo;
const double dNum = double(lNum);
// All powers of two in this range can be represented exactly as doubles.
invariant(lNum == static_cast<long long>(dNum));
ASSERT_EQ(BSON("" << lNum), BSON("" << dNum));
ASSERT_EQ(BSON("" << -lNum), BSON("" << -dNum));
ASSERT_GT(BSON("" << (lNum + 1)), BSON("" << dNum));
ASSERT_LT(BSON("" << (lNum - 1)), BSON("" << dNum));
ASSERT_GT(BSON("" << (-lNum + 1)), BSON("" << -dNum));
ASSERT_LT(BSON("" << (-lNum - 1)), BSON("" << -dNum));
if (powerOfTwo <= 52) { // is dNum - 0.5 representable?
ASSERT_GT(BSON("" << lNum), BSON("" << (dNum - 0.5)));
ASSERT_LT(BSON("" << -lNum), BSON("" << -(dNum - 0.5)));
}
if (powerOfTwo <= 51) { // is dNum + 0.5 representable?
ASSERT_LT(BSON("" << lNum), BSON("" << (dNum + 0.5)));
ASSERT_GT(BSON("" << -lNum), BSON("" << -(dNum + 0.5)));
}
}
{
// Numbers around +/- numeric_limits<long long>::max() which can't be represented
// precisely as a double.
const long long maxLL = std::numeric_limits<long long>::max();
const double closestAbove = 9223372036854775808.0; // 2**63
const double closestBelow = 9223372036854774784.0; // 2**63 - epsilon
ASSERT_GT(BSON("" << maxLL), BSON("" << (maxLL - 1)));
ASSERT_LT(BSON("" << maxLL), BSON("" << closestAbove));
ASSERT_GT(BSON("" << maxLL), BSON("" << closestBelow));
ASSERT_LT(BSON("" << -maxLL), BSON("" << -(maxLL - 1)));
ASSERT_GT(BSON("" << -maxLL), BSON("" << -closestAbove));
ASSERT_LT(BSON("" << -maxLL), BSON("" << -closestBelow));
}
{
// Numbers around numeric_limits<long long>::min() which can be represented precisely as
// a double, but not as a positive long long.
const long long minLL = std::numeric_limits<long long>::min();
const double closestBelow = -9223372036854777856.0; // -2**63 - epsilon
const double equal = -9223372036854775808.0; // 2**63
const double closestAbove = -9223372036854774784.0; // -2**63 + epsilon
invariant(static_cast<double>(minLL) == equal);
invariant(static_cast<long long>(equal) == minLL);
ASSERT_LT(BSON("" << minLL), BSON("" << (minLL + 1)));
ASSERT_EQ(BSON("" << minLL), BSON("" << equal));
ASSERT_LT(BSON("" << minLL), BSON("" << closestAbove));
ASSERT_GT(BSON("" << minLL), BSON("" << closestBelow));
}
}
TEST(BSONObjCompare, NumberDecimalScaleAndZero) {
if (Decimal128::enabled) {
ASSERT_LT(BSON("" << Decimal128(0.0)), BSON("" << Decimal128(1.0)));
ASSERT_LT(BSON("" << Decimal128(-1.0)), BSON("" << Decimal128(0.0)));
ASSERT_LT(BSON("" << Decimal128(-1.0)), BSON("" << Decimal128(1.0)));
ASSERT_LT(BSON("" << Decimal128(0.0)), BSON("" << Decimal128(0.1)));
ASSERT_LT(BSON("" << Decimal128(0.1)), BSON("" << Decimal128(1.0)));
ASSERT_LT(BSON("" << Decimal128(-1.0)), BSON("" << Decimal128(-0.1)));
ASSERT_LT(BSON("" << Decimal128(-0.1)), BSON("" << Decimal128(-0.0)));
ASSERT_LT(BSON("" << Decimal128(-0.1)), BSON("" << Decimal128(0.1)));
}
}
TEST(BSONObjCompare, NumberDecimalMaxAndMins) {
if (Decimal128::enabled) {
ASSERT_LT(BSON("" << Decimal128(0.0)), BSON("" << Decimal128::kSmallestPositive));
ASSERT_GT(BSON("" << Decimal128(0.0)), BSON("" << Decimal128::kLargestNegative));
// over 34 digits of precision so it should be equal
ASSERT_EQ(BSON("" << Decimal128(1.0)),
BSON("" << Decimal128(1.0).add(Decimal128::kSmallestPositive)));
ASSERT_EQ(BSON("" << Decimal128(0.0)), BSON("" << Decimal128(-0.0)));
ASSERT_EQ(BSON("" << Decimal128(0)), BSON("" << Decimal128(0)));
ASSERT_EQ(BSON("" << Decimal128::kSmallestPositive),
BSON("" << Decimal128::kSmallestPositive));
ASSERT_EQ(BSON("" << Decimal128::kLargestNegative),
BSON("" << Decimal128::kLargestNegative));
}
}
TEST(BSONObjCompare, NumberDecimalInfinity) {
if (Decimal128::enabled) {
ASSERT_GT(BSON("" << Decimal128::kPositiveInfinity), BSON("" << Decimal128(0.0)));
ASSERT_GT(BSON("" << Decimal128::kPositiveInfinity),
BSON("" << Decimal128::kLargestPositive));
ASSERT_GT(BSON("" << Decimal128::kPositiveInfinity),
BSON("" << Decimal128::kNegativeInfinity));
ASSERT_EQ(BSON("" << Decimal128::kPositiveInfinity),
BSON("" << Decimal128::kPositiveInfinity));
ASSERT_EQ(BSON("" << Decimal128::kNegativeInfinity),
BSON("" << Decimal128::kNegativeInfinity));
ASSERT_LT(BSON("" << Decimal128::kNegativeInfinity), BSON("" << Decimal128(0.0)));
ASSERT_LT(BSON("" << Decimal128::kNegativeInfinity),
BSON("" << Decimal128::kSmallestNegative));
}
}
TEST(BSONObjCompare, NumberDecimalPosNaN) {
if (Decimal128::enabled) {
// +/-NaN is well ordered and compares smallest, so +NaN and -NaN should behave the same
ASSERT_LT(BSON("" << Decimal128::kPositiveNaN), BSON("" << 0.0));
ASSERT_LT(BSON("" << Decimal128::kPositiveNaN), BSON("" << Decimal128::kSmallestNegative));
ASSERT_LT(BSON("" << Decimal128::kPositiveNaN), BSON("" << Decimal128::kPositiveInfinity));
ASSERT_LT(BSON("" << Decimal128::kPositiveNaN), BSON("" << Decimal128::kNegativeInfinity));
ASSERT_EQ(BSON("" << Decimal128::kPositiveNaN), BSON("" << Decimal128::kNegativeNaN));
}
}
TEST(BSONObjCompare, NumberDecimalNegNan) {
if (Decimal128::enabled) {
ASSERT_LT(BSON("" << Decimal128::kNegativeNaN), BSON("" << 0.0));
ASSERT_LT(BSON("" << Decimal128::kNegativeNaN), BSON("" << Decimal128::kSmallestNegative));
ASSERT_LT(BSON("" << Decimal128::kNegativeNaN), BSON("" << Decimal128::kPositiveInfinity));
ASSERT_LT(BSON("" << Decimal128::kNegativeNaN), BSON("" << Decimal128::kNegativeInfinity));
ASSERT_EQ(BSON("" << Decimal128::kNegativeNaN), BSON("" << Decimal128::kPositiveNaN));
}
}
TEST(BSONObjCompare, NumberDecimalCompareInt) {
if (Decimal128::enabled) {
ASSERT_EQ(BSON("" << Decimal128(0.0)), BSON("" << 0));
ASSERT_EQ(BSON("" << Decimal128(502.0)), BSON("" << 502));
ASSERT_EQ(BSON("" << Decimal128(std::numeric_limits<int>::max())),
BSON("" << std::numeric_limits<int>::max()));
ASSERT_EQ(BSON("" << Decimal128(-std::numeric_limits<int>::max())),
BSON("" << -std::numeric_limits<int>::max()));
ASSERT_LT(BSON("" << Decimal128::kNegativeNaN),
BSON("" << -std::numeric_limits<int>::max()));
ASSERT_LT(BSON("" << Decimal128::kPositiveNaN),
BSON("" << -std::numeric_limits<int>::max()));
ASSERT_LT(BSON("" << Decimal128::kNegativeInfinity),
BSON("" << -std::numeric_limits<int>::max()));
ASSERT_GT(BSON("" << Decimal128::kPositiveInfinity),
BSON("" << std::numeric_limits<int>::max()));
ASSERT_GT(BSON("" << Decimal128(1.0)), BSON("" << 0));
ASSERT_LT(BSON("" << Decimal128(-1.0)), BSON("" << 0));
}
}
TEST(BSONObjCompare, NumberDecimalCompareLong) {
if (Decimal128::enabled) {
ASSERT_EQ(BSON("" << Decimal128(0.0)), BSON("" << 0ll));
ASSERT_EQ(BSON("" << Decimal128(502.0)), BSON("" << 502ll));
ASSERT_EQ(BSON("" << Decimal128(std::numeric_limits<long long>::max())),
BSON("" << std::numeric_limits<long long>::max()));
ASSERT_EQ(BSON("" << Decimal128(-std::numeric_limits<long long>::max())),
BSON("" << -std::numeric_limits<long long>::max()));
ASSERT_LT(BSON("" << Decimal128::kNegativeNaN),
BSON("" << -std::numeric_limits<long long>::max()));
ASSERT_LT(BSON("" << Decimal128::kPositiveNaN),
BSON("" << -std::numeric_limits<long long>::max()));
ASSERT_LT(BSON("" << Decimal128::kNegativeInfinity),
BSON("" << -std::numeric_limits<long long>::max()));
ASSERT_GT(BSON("" << Decimal128::kPositiveInfinity),
BSON("" << std::numeric_limits<long long>::max()));
ASSERT_GT(BSON("" << Decimal128(1.0)), BSON("" << 0ll));
ASSERT_LT(BSON("" << Decimal128(-1.0)), BSON("" << 0ll));
}
}
TEST(BSONObjCompare, NumberDecimalCompareDoubleExactRepresentations) {
if (Decimal128::enabled) {
ASSERT_EQ(BSON("" << Decimal128(0.0)), BSON("" << 0.0));
ASSERT_EQ(BSON("" << Decimal128(1.0)), BSON("" << 1.0));
ASSERT_EQ(BSON("" << Decimal128(-1.0)), BSON("" << -1.0));
ASSERT_EQ(BSON("" << Decimal128(0.125)), BSON("" << 0.125));
ASSERT_LT(BSON("" << Decimal128(0.0)), BSON("" << 0.125));
ASSERT_LT(BSON("" << Decimal128(-1.0)), BSON("" << -0.125));
ASSERT_GT(BSON("" << Decimal128(1.0)), BSON("" << 0.125));
ASSERT_GT(BSON("" << Decimal128(0.0)), BSON("" << -0.125));
}
}
TEST(BSONObjCompare, NumberDecimalCompareDoubleNoDoubleRepresentation) {
if (Decimal128::enabled) {
// Double 0.1 should not compare the same as decimal 0.1. The standard
// double constructor for decimal types quantizes at 15 places, but this
// is not safe for a well ordered comparison because decimal(0.1) would
// then compare equal to both double(0.10000000000000000555) and
// double(0.999999999999999876). The following test cases check that
// proper well ordering is applied to double and decimal comparisons.
ASSERT_GT(BSON("" << Decimal128("0.3")), BSON("" << 0.1));
ASSERT_LT(BSON("" << Decimal128("0.1")), BSON("" << 0.3));
ASSERT_LT(BSON("" << Decimal128("-0.3")), BSON("" << -0.1));
ASSERT_GT(BSON("" << Decimal128("-0.1")), BSON("" << -0.3));
ASSERT_LT(BSON("" << Decimal128("0.1")), BSON("" << 0.1));
ASSERT_GT(BSON("" << Decimal128("0.3")), BSON("" << 0.3));
ASSERT_GT(BSON("" << Decimal128("-0.1")), BSON("" << -0.1));
ASSERT_LT(BSON("" << Decimal128("-0.3")), BSON("" << -0.3));
ASSERT_EQ(BSON("" << Decimal128("0.5")), BSON("" << 0.5));
ASSERT_GT(BSON("" << Decimal128("0.5000000000000000000000000000000001")), BSON("" << 0.5));
// Double 0.1 should compare well against significantly different decimals
ASSERT_LT(BSON("" << Decimal128(0.0)), BSON("" << 0.1));
ASSERT_GT(BSON("" << Decimal128(1.0)), BSON("" << 0.1));
}
}
TEST(BSONObjCompare, NumberDecimalCompareDoubleQuantize) {
if (Decimal128::enabled) {
// These tests deal with doubles that get adjusted when converted to decimal.
// The decimal type only will store a double's first 15 decimal digits of
// precision (the most it can accurately express).
Decimal128 roundedDoubleLargestPosValue("179769313486232E294");
Decimal128 roundedDoubleOneAboveLargestPosValue("179769313486233E294");
Decimal128 roundedDoubleLargestNegValue("-179769313486232E294");
Decimal128 roundedDoubleOneAboveSmallestNegValue("-179769313486231E294");
ASSERT_EQ(BSON("" << roundedDoubleLargestPosValue),
BSON("" << Decimal128(std::numeric_limits<double>::max())));
ASSERT_EQ(BSON("" << roundedDoubleLargestNegValue),
BSON("" << Decimal128(-std::numeric_limits<double>::max())));
ASSERT_GT(BSON("" << roundedDoubleOneAboveLargestPosValue),
BSON("" << Decimal128(std::numeric_limits<double>::max())));
ASSERT_LT(BSON("" << roundedDoubleOneAboveSmallestNegValue),
BSON("" << Decimal128(-std::numeric_limits<double>::min())));
}
}
TEST(BSONObjCompare, NumberDecimalCompareDoubleInfinity) {
if (Decimal128::enabled) {
ASSERT_EQ(BSON("" << Decimal128::kPositiveInfinity),
BSON("" << std::numeric_limits<double>::infinity()));
ASSERT_EQ(BSON("" << Decimal128::kNegativeInfinity),
BSON("" << -std::numeric_limits<double>::infinity()));
}
}
TEST(BSONObjCompare, NumberDecimalCompareDoubleNaN) {
if (Decimal128::enabled) {
ASSERT_EQ(BSON("" << Decimal128::kPositiveNaN),
BSON("" << std::numeric_limits<double>::quiet_NaN()));
ASSERT_EQ(BSON("" << Decimal128::kNegativeNaN),
BSON("" << -std::numeric_limits<double>::quiet_NaN()));
}
}
TEST(BSONObjCompare, StringSymbol) {
BSONObj l, r;
{
BSONObjBuilder b;
b.append("x", "eliot");
l = b.obj();
}
{
BSONObjBuilder b;
b.appendSymbol("x", "eliot");
r = b.obj();
}
ASSERT_EQ(l.woCompare(r), 0);
ASSERT_EQ(r.woCompare(l), 0);
}
TEST(BSONObjCompare, StringOrder1) {
BSONObjBuilder b;
b.appendRegex("x", "foo");
BSONObj o = b.done();
BSONObjBuilder c;
c.appendRegex("x", "goo");
BSONObj p = c.done();
ASSERT(!o.binaryEqual(p));
ASSERT_LT(o.woCompare(p), 0);
}
TEST(BSONObjCompare, StringOrder2) {
BSONObj x, y, z;
{
BSONObjBuilder b;
b.append("x", (long long)2);
x = b.obj();
}
{
BSONObjBuilder b;
b.append("x", (int)3);
y = b.obj();
}
{
BSONObjBuilder b;
b.append("x", (long long)4);
z = b.obj();
}
ASSERT_LT(x.woCompare(y), 0);
ASSERT_LT(x.woCompare(z), 0);
ASSERT_GT(y.woCompare(x), 0);
ASSERT_GT(z.woCompare(x), 0);
ASSERT_LT(y.woCompare(z), 0);
ASSERT_GT(z.woCompare(y), 0);
}
TEST(BSONObjCompare, StringOrder3) {
BSONObj ll, d, i, n, u;
{
BSONObjBuilder b;
b.append("x", (long long)2);
ll = b.obj();
}
{
BSONObjBuilder b;
b.append("x", (double)2);
d = b.obj();
}
{
BSONObjBuilder b;
b.append("x", (int)2);
i = b.obj();
}
{
BSONObjBuilder b;
b.appendNull("x");
n = b.obj();
}
{
BSONObjBuilder b;
u = b.obj();
}
ASSERT_TRUE(ll.woCompare(u) == d.woCompare(u));
ASSERT_TRUE(ll.woCompare(u) == i.woCompare(u));
BSONObj k = BSON("x" << 1);
ASSERT_TRUE(ll.woCompare(u, k) == d.woCompare(u, k));
ASSERT_TRUE(ll.woCompare(u, k) == i.woCompare(u, k));
ASSERT_TRUE(u.woCompare(ll) == u.woCompare(d));
ASSERT_TRUE(u.woCompare(ll) == u.woCompare(i));
ASSERT_TRUE(u.woCompare(ll, k) == u.woCompare(d, k));
ASSERT_TRUE(u.woCompare(ll, k) == u.woCompare(d, k));
ASSERT_TRUE(i.woCompare(n) == d.woCompare(n));
ASSERT_TRUE(ll.woCompare(n) == d.woCompare(n));
ASSERT_TRUE(ll.woCompare(n) == i.woCompare(n));
ASSERT_TRUE(ll.woCompare(n, k) == d.woCompare(n, k));
ASSERT_TRUE(ll.woCompare(n, k) == i.woCompare(n, k));
ASSERT_TRUE(n.woCompare(ll) == n.woCompare(d));
ASSERT_TRUE(n.woCompare(ll) == n.woCompare(i));
ASSERT_TRUE(n.woCompare(ll, k) == n.woCompare(d, k));
ASSERT_TRUE(n.woCompare(ll, k) == n.woCompare(d, k));
}
TEST(BSONObjCompare, NumericBounds) {
BSONObj l, r;
{
BSONObjBuilder b;
b.append("x", std::numeric_limits<long long>::max());
l = b.obj();
}
{
BSONObjBuilder b;
b.append("x", std::numeric_limits<double>::max());
r = b.obj();
}
ASSERT_LT(l.woCompare(r), 0);
ASSERT_GT(r.woCompare(l), 0);
{
BSONObjBuilder b;
b.append("x", std::numeric_limits<int>::max());
l = b.obj();
}
ASSERT_LT(l.woCompare(r), 0);
ASSERT_GT(r.woCompare(l), 0);
}
TEST(Looping, Cpp11Basic) {
int count = 0;
for (BSONElement e : BSON("a" << 1 << "a" << 2 << "a" << 3)) {
ASSERT_EQUALS(e.fieldNameStringData(), "a");
count += e.Int();
}
ASSERT_EQUALS(count, 1 + 2 + 3);
}
TEST(Looping, Cpp11Auto) {
int count = 0;
for (auto e : BSON("a" << 1 << "a" << 2 << "a" << 3)) {
ASSERT_EQUALS(e.fieldNameStringData(), "a");
count += e.Int();
}
ASSERT_EQUALS(count, 1 + 2 + 3);
}
TEST(BSONObj, getFields) {
auto e = BSON("a" << 1 << "b" << 2 << "c" << 3 << "d" << 4 << "e" << 5 << "f" << 6);
std::array<StringData, 3> fieldNames{"c", "d", "f"};
std::array<BSONElement, 3> fields;
e.getFields(fieldNames, &fields);
ASSERT_EQUALS(fields[0].type(), BSONType::NumberInt);
ASSERT_EQUALS(fields[0].numberInt(), 3);
ASSERT_EQUALS(fields[1].type(), BSONType::NumberInt);
ASSERT_EQUALS(fields[1].numberInt(), 4);
ASSERT_EQUALS(fields[2].type(), BSONType::NumberInt);
ASSERT_EQUALS(fields[2].numberInt(), 6);
}
TEST(BSONObj, getFieldsWithDuplicates) {
auto e = BSON("a" << 2 << "b"
<< "3"
<< "a" << 9 << "b" << 10);
std::array<StringData, 2> fieldNames{"a", "b"};
std::array<BSONElement, 2> fields;
e.getFields(fieldNames, &fields);
ASSERT_EQUALS(fields[0].type(), BSONType::NumberInt);
ASSERT_EQUALS(fields[0].numberInt(), 2);
ASSERT_EQUALS(fields[1].type(), BSONType::String);
ASSERT_EQUALS(fields[1].str(), "3");
}
} // unnamed namespace
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