| /* |
| * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code 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 General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #include "precompiled.hpp" |
| #include "memory/allocation.hpp" |
| #include "memory/resourceArea.hpp" |
| #include "unittest.hpp" |
| #include "utilities/debug.hpp" |
| #include "utilities/resourceHash.hpp" |
| |
| class CommonResourceHashtableTest : public ::testing::Test { |
| protected: |
| typedef void* K; |
| typedef int V; |
| const static MEMFLAGS MEM_TYPE = mtInternal; |
| |
| static unsigned identity_hash(const K& k) { |
| return (unsigned) (uintptr_t) k; |
| } |
| |
| static unsigned bad_hash(const K& k) { |
| return 1; |
| } |
| |
| static void* as_K(uintptr_t val) { |
| return (void*) val; |
| } |
| |
| class EqualityTestIter { |
| public: |
| |
| bool do_entry(K const& k, V const& v) { |
| if ((uintptr_t) k != (uintptr_t) v) { |
| EXPECT_EQ((uintptr_t) k, (uintptr_t) v); |
| return false; |
| } else { |
| return true; // continue iteration |
| } |
| } |
| }; |
| }; |
| |
| class SmallResourceHashtableTest : public CommonResourceHashtableTest { |
| protected: |
| |
| template< |
| unsigned (*HASH) (K const&) = primitive_hash<K>, |
| bool (*EQUALS)(K const&, K const&) = primitive_equals<K>, |
| unsigned SIZE = 256, |
| ResourceObj::allocation_type ALLOC_TYPE = ResourceObj::RESOURCE_AREA |
| > |
| class Runner : public AllStatic { |
| public: |
| |
| static void test(V step) { |
| EqualityTestIter et; |
| ResourceHashtable<K, V, HASH, EQUALS, SIZE, ALLOC_TYPE, MEM_TYPE> rh; |
| |
| ASSERT_FALSE(rh.contains(as_K(step))); |
| |
| ASSERT_TRUE(rh.put(as_K(step), step)); |
| ASSERT_TRUE(rh.contains(as_K(step))); |
| |
| ASSERT_FALSE(rh.put(as_K(step), step)); |
| |
| ASSERT_TRUE(rh.put(as_K(2 * step), 2 * step)); |
| ASSERT_TRUE(rh.put(as_K(3 * step), 3 * step)); |
| ASSERT_TRUE(rh.put(as_K(4 * step), 4 * step)); |
| ASSERT_TRUE(rh.put(as_K(5 * step), 5 * step)); |
| |
| ASSERT_FALSE(rh.remove(as_K(0x0))); |
| |
| rh.iterate(&et); |
| if (::testing::Test::HasFailure()) { |
| return; |
| } |
| |
| ASSERT_TRUE(rh.remove(as_K(step))); |
| rh.iterate(&et); |
| } |
| }; |
| }; |
| |
| TEST_VM_F(SmallResourceHashtableTest, default) { |
| ResourceMark rm; |
| Runner<>::test(0x1); |
| } |
| |
| TEST_VM_F(SmallResourceHashtableTest, default_shifted) { |
| ResourceMark rm; |
| Runner<>::test(0x10); |
| } |
| |
| TEST_VM_F(SmallResourceHashtableTest, bad_hash) { |
| ResourceMark rm; |
| Runner<bad_hash>::test(0x1); |
| } |
| |
| TEST_VM_F(SmallResourceHashtableTest, bad_hash_shifted) { |
| ResourceMark rm; |
| Runner<bad_hash>::test(0x10); |
| } |
| |
| TEST_VM_F(SmallResourceHashtableTest, identity_hash) { |
| ResourceMark rm; |
| Runner<identity_hash>::test(0x1); |
| } |
| |
| TEST_VM_F(SmallResourceHashtableTest, identity_hash_shifted) { |
| ResourceMark rm; |
| Runner<identity_hash>::test(0x10); |
| } |
| |
| TEST_VM_F(SmallResourceHashtableTest, primitive_hash_no_rm) { |
| Runner<primitive_hash<K>, primitive_equals<K>, 512, ResourceObj::C_HEAP>::test(0x1); |
| } |
| |
| TEST_VM_F(SmallResourceHashtableTest, primitive_hash_no_rm_shifted) { |
| Runner<primitive_hash<K>, primitive_equals<K>, 512, ResourceObj::C_HEAP>::test(0x10); |
| } |
| |
| TEST_VM_F(SmallResourceHashtableTest, bad_hash_no_rm) { |
| Runner<bad_hash, primitive_equals<K>, 512, ResourceObj::C_HEAP>::test(0x1); |
| } |
| |
| TEST_VM_F(SmallResourceHashtableTest, bad_hash_no_rm_shifted) { |
| Runner<bad_hash, primitive_equals<K>, 512, ResourceObj::C_HEAP>::test(0x10); |
| } |
| |
| TEST_VM_F(SmallResourceHashtableTest, identity_hash_no_rm) { |
| Runner<identity_hash, primitive_equals<K>, 1, ResourceObj::C_HEAP>::test(0x1); |
| } |
| |
| TEST_VM_F(SmallResourceHashtableTest, identity_hash_no_rm_shifted) { |
| Runner<identity_hash, primitive_equals<K>, 1, ResourceObj::C_HEAP>::test(0x10); |
| } |
| |
| class GenericResourceHashtableTest : public CommonResourceHashtableTest { |
| protected: |
| |
| template< |
| unsigned (*HASH) (K const&) = primitive_hash<K>, |
| bool (*EQUALS)(K const&, K const&) = primitive_equals<K>, |
| unsigned SIZE = 256, |
| ResourceObj::allocation_type ALLOC_TYPE = ResourceObj::RESOURCE_AREA |
| > |
| class Runner : public AllStatic { |
| public: |
| |
| static void test(unsigned num_elements = SIZE) { |
| EqualityTestIter et; |
| ResourceHashtable<K, V, HASH, EQUALS, SIZE, ALLOC_TYPE, MEM_TYPE> rh; |
| |
| for (uintptr_t i = 0; i < num_elements; ++i) { |
| ASSERT_TRUE(rh.put(as_K(i), i)); |
| } |
| |
| rh.iterate(&et); |
| if (::testing::Test::HasFailure()) { |
| return; |
| } |
| |
| for (uintptr_t i = num_elements; i > 0; --i) { |
| uintptr_t index = i - 1; |
| ASSERT_TRUE((rh.remove(as_K(index)))); |
| } |
| |
| rh.iterate(&et); |
| if (::testing::Test::HasFailure()) { |
| return; |
| } |
| for (uintptr_t i = num_elements; i > 0; --i) { |
| uintptr_t index = i - 1; |
| ASSERT_FALSE(rh.remove(as_K(index))); |
| } |
| rh.iterate(&et); |
| } |
| }; |
| }; |
| |
| TEST_VM_F(GenericResourceHashtableTest, default) { |
| ResourceMark rm; |
| Runner<>::test(); |
| } |
| |
| TEST_VM_F(GenericResourceHashtableTest, bad_hash) { |
| ResourceMark rm; |
| Runner<bad_hash>::test(); |
| } |
| |
| TEST_VM_F(GenericResourceHashtableTest, identity_hash) { |
| ResourceMark rm; |
| Runner<identity_hash>::test(); |
| } |
| |
| TEST_VM_F(GenericResourceHashtableTest, primitive_hash_no_rm) { |
| Runner<primitive_hash<K>, primitive_equals<K>, 512, ResourceObj::C_HEAP>::test(); |
| } |
| |
| TEST_VM_F(GenericResourceHashtableTest, bad_hash_no_rm) { |
| Runner<bad_hash, primitive_equals<K>, 512, ResourceObj::C_HEAP>::test(); |
| } |
| |
| TEST_VM_F(GenericResourceHashtableTest, identity_hash_no_rm) { |
| Runner<identity_hash, primitive_equals<K>, 1, ResourceObj::C_HEAP>::test(512); |
| } |