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-rw-r--r--V8Binding/v8/test/cctest/test-hashmap.cc176
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diff --git a/V8Binding/v8/test/cctest/test-hashmap.cc b/V8Binding/v8/test/cctest/test-hashmap.cc
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--- a/V8Binding/v8/test/cctest/test-hashmap.cc
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@@ -1,176 +0,0 @@
-// Copyright 2008 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 "v8.h"
-#include "hashmap.h"
-#include "cctest.h"
-
-using namespace v8::internal;
-
-static bool DefaultMatchFun(void* a, void* b) {
- return a == b;
-}
-
-
-typedef uint32_t (*IntKeyHash)(uint32_t key);
-
-
-class IntSet {
- public:
- explicit IntSet(IntKeyHash hash) : hash_(hash), map_(DefaultMatchFun) {}
-
- void Insert(int x) {
- CHECK_NE(0, x); // 0 corresponds to (void*)NULL - illegal key value
- HashMap::Entry* p = map_.Lookup(reinterpret_cast<void*>(x), hash_(x), true);
- CHECK(p != NULL); // insert is set!
- CHECK_EQ(reinterpret_cast<void*>(x), p->key);
- // we don't care about p->value
- }
-
- void Remove(int x) {
- CHECK_NE(0, x); // 0 corresponds to (void*)NULL - illegal key value
- map_.Remove(reinterpret_cast<void*>(x), hash_(x));
- }
-
- bool Present(int x) {
- HashMap::Entry* p =
- map_.Lookup(reinterpret_cast<void*>(x), hash_(x), false);
- if (p != NULL) {
- CHECK_EQ(reinterpret_cast<void*>(x), p->key);
- }
- return p != NULL;
- }
-
- void Clear() {
- map_.Clear();
- }
-
- uint32_t occupancy() const {
- uint32_t count = 0;
- for (HashMap::Entry* p = map_.Start(); p != NULL; p = map_.Next(p)) {
- count++;
- }
- CHECK_EQ(map_.occupancy(), static_cast<double>(count));
- return count;
- }
-
- private:
- IntKeyHash hash_;
- HashMap map_;
-};
-
-
-static uint32_t Hash(uint32_t key) { return 23; }
-static uint32_t CollisionHash(uint32_t key) { return key & 0x3; }
-
-
-void TestSet(IntKeyHash hash, int size) {
- IntSet set(hash);
- CHECK_EQ(0, set.occupancy());
-
- set.Insert(1);
- set.Insert(2);
- set.Insert(3);
- CHECK_EQ(3, set.occupancy());
-
- set.Insert(2);
- set.Insert(3);
- CHECK_EQ(3, set.occupancy());
-
- CHECK(set.Present(1));
- CHECK(set.Present(2));
- CHECK(set.Present(3));
- CHECK(!set.Present(4));
- CHECK_EQ(3, set.occupancy());
-
- set.Remove(1);
- CHECK(!set.Present(1));
- CHECK(set.Present(2));
- CHECK(set.Present(3));
- CHECK_EQ(2, set.occupancy());
-
- set.Remove(3);
- CHECK(!set.Present(1));
- CHECK(set.Present(2));
- CHECK(!set.Present(3));
- CHECK_EQ(1, set.occupancy());
-
- set.Clear();
- CHECK_EQ(0, set.occupancy());
-
- // Insert a long series of values.
- const int start = 453;
- const int factor = 13;
- const int offset = 7;
- const uint32_t n = size;
-
- int x = start;
- for (uint32_t i = 0; i < n; i++) {
- CHECK_EQ(i, static_cast<double>(set.occupancy()));
- set.Insert(x);
- x = x * factor + offset;
- }
- CHECK_EQ(n, static_cast<double>(set.occupancy()));
-
- // Verify the same sequence of values.
- x = start;
- for (uint32_t i = 0; i < n; i++) {
- CHECK(set.Present(x));
- x = x * factor + offset;
- }
- CHECK_EQ(n, static_cast<double>(set.occupancy()));
-
- // Remove all these values.
- x = start;
- for (uint32_t i = 0; i < n; i++) {
- CHECK_EQ(n - i, static_cast<double>(set.occupancy()));
- CHECK(set.Present(x));
- set.Remove(x);
- CHECK(!set.Present(x));
- x = x * factor + offset;
-
- // Verify the the expected values are still there.
- int y = start;
- for (uint32_t j = 0; j < n; j++) {
- if (j <= i) {
- CHECK(!set.Present(y));
- } else {
- CHECK(set.Present(y));
- }
- y = y * factor + offset;
- }
- }
- CHECK_EQ(0, set.occupancy());
-}
-
-
-TEST(Set) {
- TestSet(Hash, 100);
- TestSet(CollisionHash, 50);
-}