mirror of https://github.com/lukechilds/node.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
555 lines
14 KiB
555 lines
14 KiB
// Copyright 2013 the V8 project authors. All rights reserved.
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are
|
|
// met:
|
|
//
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above
|
|
// copyright notice, this list of conditions and the following
|
|
// disclaimer in the documentation and/or other materials provided
|
|
// with the distribution.
|
|
// * Neither the name of Google Inc. nor the names of its
|
|
// contributors may be used to endorse or promote products derived
|
|
// from this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include "src/v8.h"
|
|
|
|
#include "src/crankshaft/unique.h"
|
|
#include "src/factory.h"
|
|
#include "src/global-handles.h"
|
|
// FIXME(mstarzinger, marja): This is weird, but required because of the missing
|
|
// (disallowed) include: src/factory.h -> src/objects-inl.h
|
|
#include "src/objects-inl.h"
|
|
// FIXME(mstarzinger, marja): This is weird, but required because of the missing
|
|
// (disallowed) include: src/type-feedback-vector.h ->
|
|
// src/type-feedback-vector-inl.h
|
|
#include "src/type-feedback-vector-inl.h"
|
|
#include "test/cctest/cctest.h"
|
|
|
|
using namespace v8::internal;
|
|
|
|
#define MAKE_HANDLES_AND_DISALLOW_ALLOCATION \
|
|
Isolate* isolate = CcTest::i_isolate(); \
|
|
Factory* factory = isolate->factory(); \
|
|
HandleScope sc(isolate); \
|
|
Handle<String> handles[] = { \
|
|
factory->InternalizeUtf8String("A"), \
|
|
factory->InternalizeUtf8String("B"), \
|
|
factory->InternalizeUtf8String("C"), \
|
|
factory->InternalizeUtf8String("D"), \
|
|
factory->InternalizeUtf8String("E"), \
|
|
factory->InternalizeUtf8String("F"), \
|
|
factory->InternalizeUtf8String("G") \
|
|
}; \
|
|
DisallowHeapAllocation _disable
|
|
|
|
#define MAKE_UNIQUES_A_B_C \
|
|
Unique<String> A(handles[0]); \
|
|
Unique<String> B(handles[1]); \
|
|
Unique<String> C(handles[2])
|
|
|
|
#define MAKE_UNIQUES_A_B_C_D_E_F_G \
|
|
Unique<String> A(handles[0]); \
|
|
Unique<String> B(handles[1]); \
|
|
Unique<String> C(handles[2]); \
|
|
Unique<String> D(handles[3]); \
|
|
Unique<String> E(handles[4]); \
|
|
Unique<String> F(handles[5]); \
|
|
Unique<String> G(handles[6])
|
|
|
|
template <class T, class U>
|
|
void CheckHashCodeEqual(Unique<T> a, Unique<U> b) {
|
|
int64_t hasha = static_cast<int64_t>(a.Hashcode());
|
|
int64_t hashb = static_cast<int64_t>(b.Hashcode());
|
|
CHECK_NE(static_cast<int64_t>(0), hasha);
|
|
CHECK_NE(static_cast<int64_t>(0), hashb);
|
|
CHECK_EQ(hasha, hashb);
|
|
}
|
|
|
|
|
|
template <class T, class U>
|
|
void CheckHashCodeNotEqual(Unique<T> a, Unique<U> b) {
|
|
int64_t hasha = static_cast<int64_t>(a.Hashcode());
|
|
int64_t hashb = static_cast<int64_t>(b.Hashcode());
|
|
CHECK_NE(static_cast<int64_t>(0), hasha);
|
|
CHECK_NE(static_cast<int64_t>(0), hashb);
|
|
CHECK_NE(hasha, hashb);
|
|
}
|
|
|
|
|
|
TEST(UniqueCreate) {
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
Handle<String> A = handles[0], B = handles[1];
|
|
|
|
Unique<String> HA(A);
|
|
|
|
CHECK(*HA.handle() == *A);
|
|
CHECK_EQ(*A, *HA.handle());
|
|
|
|
Unique<String> HA2(A);
|
|
|
|
CheckHashCodeEqual(HA, HA2);
|
|
CHECK(HA == HA2);
|
|
CHECK_EQ(*HA.handle(), *HA2.handle());
|
|
|
|
CHECK(HA2 == HA);
|
|
CHECK_EQ(*HA2.handle(), *HA.handle());
|
|
|
|
Unique<String> HB(B);
|
|
|
|
CheckHashCodeNotEqual(HA, HB);
|
|
CHECK(HA != HB);
|
|
CHECK_NE(*HA.handle(), *HB.handle());
|
|
|
|
CHECK(HB != HA);
|
|
CHECK_NE(*HB.handle(), *HA.handle());
|
|
|
|
// TODO(titzer): check that Unique properly survives a GC.
|
|
}
|
|
|
|
|
|
TEST(UniqueSubsume) {
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
Handle<String> A = handles[0];
|
|
|
|
Unique<String> HA(A);
|
|
|
|
CHECK(*HA.handle() == *A);
|
|
CHECK_EQ(*A, *HA.handle());
|
|
|
|
Unique<Object> HO = HA; // Here comes the subsumption, boys.
|
|
|
|
CheckHashCodeEqual(HA, HO);
|
|
CHECK(HA == HO);
|
|
CHECK_EQ(*HA.handle(), *HO.handle());
|
|
|
|
CHECK(HO == HA);
|
|
CHECK_EQ(*HO.handle(), *HA.handle());
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_Add) {
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
UniqueSet<String>* set = new(&zone) UniqueSet<String>();
|
|
|
|
CHECK_EQ(0, set->size());
|
|
set->Add(A, &zone);
|
|
CHECK_EQ(1, set->size());
|
|
set->Add(A, &zone);
|
|
CHECK_EQ(1, set->size());
|
|
set->Add(B, &zone);
|
|
CHECK_EQ(2, set->size());
|
|
set->Add(C, &zone);
|
|
CHECK_EQ(3, set->size());
|
|
set->Add(C, &zone);
|
|
CHECK_EQ(3, set->size());
|
|
set->Add(B, &zone);
|
|
CHECK_EQ(3, set->size());
|
|
set->Add(A, &zone);
|
|
CHECK_EQ(3, set->size());
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_Remove) {
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
UniqueSet<String>* set = new(&zone) UniqueSet<String>();
|
|
|
|
set->Add(A, &zone);
|
|
set->Add(B, &zone);
|
|
set->Add(C, &zone);
|
|
CHECK_EQ(3, set->size());
|
|
|
|
set->Remove(A);
|
|
CHECK_EQ(2, set->size());
|
|
CHECK(!set->Contains(A));
|
|
CHECK(set->Contains(B));
|
|
CHECK(set->Contains(C));
|
|
|
|
set->Remove(A);
|
|
CHECK_EQ(2, set->size());
|
|
CHECK(!set->Contains(A));
|
|
CHECK(set->Contains(B));
|
|
CHECK(set->Contains(C));
|
|
|
|
set->Remove(B);
|
|
CHECK_EQ(1, set->size());
|
|
CHECK(!set->Contains(A));
|
|
CHECK(!set->Contains(B));
|
|
CHECK(set->Contains(C));
|
|
|
|
set->Remove(C);
|
|
CHECK_EQ(0, set->size());
|
|
CHECK(!set->Contains(A));
|
|
CHECK(!set->Contains(B));
|
|
CHECK(!set->Contains(C));
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_Contains) {
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
UniqueSet<String>* set = new(&zone) UniqueSet<String>();
|
|
|
|
CHECK_EQ(0, set->size());
|
|
set->Add(A, &zone);
|
|
CHECK(set->Contains(A));
|
|
CHECK(!set->Contains(B));
|
|
CHECK(!set->Contains(C));
|
|
|
|
set->Add(A, &zone);
|
|
CHECK(set->Contains(A));
|
|
CHECK(!set->Contains(B));
|
|
CHECK(!set->Contains(C));
|
|
|
|
set->Add(B, &zone);
|
|
CHECK(set->Contains(A));
|
|
CHECK(set->Contains(B));
|
|
|
|
set->Add(C, &zone);
|
|
CHECK(set->Contains(A));
|
|
CHECK(set->Contains(B));
|
|
CHECK(set->Contains(C));
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_At) {
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
UniqueSet<String>* set = new(&zone) UniqueSet<String>();
|
|
|
|
CHECK_EQ(0, set->size());
|
|
set->Add(A, &zone);
|
|
CHECK(A == set->at(0));
|
|
|
|
set->Add(A, &zone);
|
|
CHECK(A == set->at(0));
|
|
|
|
set->Add(B, &zone);
|
|
CHECK(A == set->at(0) || B == set->at(0));
|
|
CHECK(A == set->at(1) || B == set->at(1));
|
|
|
|
set->Add(C, &zone);
|
|
CHECK(A == set->at(0) || B == set->at(0) || C == set->at(0));
|
|
CHECK(A == set->at(1) || B == set->at(1) || C == set->at(1));
|
|
CHECK(A == set->at(2) || B == set->at(2) || C == set->at(2));
|
|
}
|
|
|
|
|
|
template <class T>
|
|
static void CHECK_SETS(
|
|
UniqueSet<T>* set1, UniqueSet<T>* set2, bool expected) {
|
|
CHECK(set1->Equals(set1));
|
|
CHECK(set2->Equals(set2));
|
|
CHECK(expected == set1->Equals(set2));
|
|
CHECK(expected == set2->Equals(set1));
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_Equals) {
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
UniqueSet<String>* set1 = new(&zone) UniqueSet<String>();
|
|
UniqueSet<String>* set2 = new(&zone) UniqueSet<String>();
|
|
|
|
CHECK_SETS(set1, set2, true);
|
|
|
|
set1->Add(A, &zone);
|
|
|
|
CHECK_SETS(set1, set2, false);
|
|
|
|
set2->Add(A, &zone);
|
|
|
|
CHECK_SETS(set1, set2, true);
|
|
|
|
set1->Add(B, &zone);
|
|
|
|
CHECK_SETS(set1, set2, false);
|
|
|
|
set2->Add(C, &zone);
|
|
|
|
CHECK_SETS(set1, set2, false);
|
|
|
|
set1->Add(C, &zone);
|
|
|
|
CHECK_SETS(set1, set2, false);
|
|
|
|
set2->Add(B, &zone);
|
|
|
|
CHECK_SETS(set1, set2, true);
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_IsSubset1) {
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
UniqueSet<String>* set1 = new(&zone) UniqueSet<String>();
|
|
UniqueSet<String>* set2 = new(&zone) UniqueSet<String>();
|
|
|
|
CHECK(set1->IsSubset(set2));
|
|
CHECK(set2->IsSubset(set1));
|
|
|
|
set1->Add(A, &zone);
|
|
|
|
CHECK(!set1->IsSubset(set2));
|
|
CHECK(set2->IsSubset(set1));
|
|
|
|
set2->Add(B, &zone);
|
|
|
|
CHECK(!set1->IsSubset(set2));
|
|
CHECK(!set2->IsSubset(set1));
|
|
|
|
set2->Add(A, &zone);
|
|
|
|
CHECK(set1->IsSubset(set2));
|
|
CHECK(!set2->IsSubset(set1));
|
|
|
|
set1->Add(B, &zone);
|
|
|
|
CHECK(set1->IsSubset(set2));
|
|
CHECK(set2->IsSubset(set1));
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_IsSubset2) {
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C_D_E_F_G;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
UniqueSet<String>* set1 = new(&zone) UniqueSet<String>();
|
|
UniqueSet<String>* set2 = new(&zone) UniqueSet<String>();
|
|
|
|
set1->Add(A, &zone);
|
|
set1->Add(C, &zone);
|
|
set1->Add(E, &zone);
|
|
|
|
set2->Add(A, &zone);
|
|
set2->Add(B, &zone);
|
|
set2->Add(C, &zone);
|
|
set2->Add(D, &zone);
|
|
set2->Add(E, &zone);
|
|
set2->Add(F, &zone);
|
|
|
|
CHECK(set1->IsSubset(set2));
|
|
CHECK(!set2->IsSubset(set1));
|
|
|
|
set1->Add(G, &zone);
|
|
|
|
CHECK(!set1->IsSubset(set2));
|
|
CHECK(!set2->IsSubset(set1));
|
|
}
|
|
|
|
|
|
template <class T>
|
|
static UniqueSet<T>* MakeSet(Zone* zone, int which, Unique<T>* elements) {
|
|
UniqueSet<T>* set = new(zone) UniqueSet<T>();
|
|
for (int i = 0; i < 32; i++) {
|
|
if ((which & (1 << i)) != 0) set->Add(elements[i], zone);
|
|
}
|
|
return set;
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_IsSubsetExhaustive) {
|
|
const int kSetSize = 6;
|
|
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C_D_E_F_G;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
Unique<String> elements[] = {
|
|
A, B, C, D, E, F, G
|
|
};
|
|
|
|
// Exhaustively test all sets with <= 6 elements.
|
|
for (int i = 0; i < (1 << kSetSize); i++) {
|
|
for (int j = 0; j < (1 << kSetSize); j++) {
|
|
UniqueSet<String>* set1 = MakeSet(&zone, i, elements);
|
|
UniqueSet<String>* set2 = MakeSet(&zone, j, elements);
|
|
|
|
CHECK(((i & j) == i) == set1->IsSubset(set2));
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_Intersect1) {
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
UniqueSet<String>* set1 = new(&zone) UniqueSet<String>();
|
|
UniqueSet<String>* set2 = new(&zone) UniqueSet<String>();
|
|
UniqueSet<String>* result;
|
|
|
|
CHECK(set1->IsSubset(set2));
|
|
CHECK(set2->IsSubset(set1));
|
|
|
|
set1->Add(A, &zone);
|
|
|
|
result = set1->Intersect(set2, &zone);
|
|
|
|
CHECK_EQ(0, result->size());
|
|
CHECK(set2->Equals(result));
|
|
|
|
set2->Add(A, &zone);
|
|
|
|
result = set1->Intersect(set2, &zone);
|
|
|
|
CHECK_EQ(1, result->size());
|
|
CHECK(set1->Equals(result));
|
|
CHECK(set2->Equals(result));
|
|
|
|
set2->Add(B, &zone);
|
|
set2->Add(C, &zone);
|
|
|
|
result = set1->Intersect(set2, &zone);
|
|
|
|
CHECK_EQ(1, result->size());
|
|
CHECK(set1->Equals(result));
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_IntersectExhaustive) {
|
|
const int kSetSize = 6;
|
|
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C_D_E_F_G;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
Unique<String> elements[] = {
|
|
A, B, C, D, E, F, G
|
|
};
|
|
|
|
// Exhaustively test all sets with <= 6 elements.
|
|
for (int i = 0; i < (1 << kSetSize); i++) {
|
|
for (int j = 0; j < (1 << kSetSize); j++) {
|
|
UniqueSet<String>* set1 = MakeSet(&zone, i, elements);
|
|
UniqueSet<String>* set2 = MakeSet(&zone, j, elements);
|
|
|
|
UniqueSet<String>* result = set1->Intersect(set2, &zone);
|
|
UniqueSet<String>* expected = MakeSet(&zone, i & j, elements);
|
|
|
|
CHECK(result->Equals(expected));
|
|
CHECK(expected->Equals(result));
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_Union1) {
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
UniqueSet<String>* set1 = new(&zone) UniqueSet<String>();
|
|
UniqueSet<String>* set2 = new(&zone) UniqueSet<String>();
|
|
UniqueSet<String>* result;
|
|
|
|
CHECK(set1->IsSubset(set2));
|
|
CHECK(set2->IsSubset(set1));
|
|
|
|
set1->Add(A, &zone);
|
|
|
|
result = set1->Union(set2, &zone);
|
|
|
|
CHECK_EQ(1, result->size());
|
|
CHECK(set1->Equals(result));
|
|
|
|
set2->Add(A, &zone);
|
|
|
|
result = set1->Union(set2, &zone);
|
|
|
|
CHECK_EQ(1, result->size());
|
|
CHECK(set1->Equals(result));
|
|
CHECK(set2->Equals(result));
|
|
|
|
set2->Add(B, &zone);
|
|
set2->Add(C, &zone);
|
|
|
|
result = set1->Union(set2, &zone);
|
|
|
|
CHECK_EQ(3, result->size());
|
|
CHECK(set2->Equals(result));
|
|
}
|
|
|
|
|
|
TEST(UniqueSet_UnionExhaustive) {
|
|
const int kSetSize = 6;
|
|
|
|
CcTest::InitializeVM();
|
|
MAKE_HANDLES_AND_DISALLOW_ALLOCATION;
|
|
MAKE_UNIQUES_A_B_C_D_E_F_G;
|
|
|
|
Zone zone(CcTest::i_isolate()->allocator());
|
|
|
|
Unique<String> elements[] = {
|
|
A, B, C, D, E, F, G
|
|
};
|
|
|
|
// Exhaustively test all sets with <= 6 elements.
|
|
for (int i = 0; i < (1 << kSetSize); i++) {
|
|
for (int j = 0; j < (1 << kSetSize); j++) {
|
|
UniqueSet<String>* set1 = MakeSet(&zone, i, elements);
|
|
UniqueSet<String>* set2 = MakeSet(&zone, j, elements);
|
|
|
|
UniqueSet<String>* result = set1->Union(set2, &zone);
|
|
UniqueSet<String>* expected = MakeSet(&zone, i | j, elements);
|
|
|
|
CHECK(result->Equals(expected));
|
|
CHECK(expected->Equals(result));
|
|
}
|
|
}
|
|
}
|
|
|