// Copyright 2012 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/init/v8.h" #include "src/utils/bit-vector.h" #include "test/cctest/cctest.h" namespace v8 { namespace internal { TEST(BitVector) { v8::internal::AccountingAllocator allocator; Zone zone(&allocator, ZONE_NAME); { BitVector v(15, &zone); v.Add(1); CHECK(v.Contains(1)); v.Remove(0); CHECK(!v.Contains(0)); v.Add(0); v.Add(1); BitVector w(15, &zone); w.Add(1); v.Intersect(w); CHECK(!v.Contains(0)); CHECK(v.Contains(1)); } { BitVector v(64, &zone); v.Add(27); v.Add(30); v.Add(31); v.Add(33); BitVector::Iterator iter(&v); CHECK_EQ(27, iter.Current()); iter.Advance(); CHECK_EQ(30, iter.Current()); iter.Advance(); CHECK_EQ(31, iter.Current()); iter.Advance(); CHECK_EQ(33, iter.Current()); iter.Advance(); CHECK(iter.Done()); } { BitVector v(15, &zone); v.Add(0); BitVector w(15, &zone); w.Add(1); v.Union(w); CHECK(v.Contains(0)); CHECK(v.Contains(1)); } { BitVector v(15, &zone); v.Add(0); BitVector w(15, &zone); w.CopyFrom(v); CHECK(w.Contains(0)); w.Add(1); BitVector u(w, &zone); CHECK(u.Contains(0)); CHECK(u.Contains(1)); v.Union(w); CHECK(v.Contains(0)); CHECK(v.Contains(1)); } { BitVector v(35, &zone); v.Add(0); BitVector w(35, &zone); w.Add(33); v.Union(w); CHECK(v.Contains(0)); CHECK(v.Contains(33)); } { BitVector v(35, &zone); v.Add(32); v.Add(33); BitVector w(35, &zone); w.Add(33); v.Intersect(w); CHECK(!v.Contains(32)); CHECK(v.Contains(33)); BitVector r(35, &zone); r.CopyFrom(v); CHECK(!r.Contains(32)); CHECK(r.Contains(33)); } { BitVector v(35, &zone); v.Add(32); v.Add(33); CHECK(v.Contains(32)); CHECK(v.Contains(33)); CHECK(!v.Contains(22)); CHECK(!v.Contains(34)); v.Resize(50, &zone); CHECK(v.Contains(32)); CHECK(v.Contains(33)); CHECK(!v.Contains(22)); CHECK(!v.Contains(34)); CHECK(!v.Contains(43)); v.Resize(300, &zone); CHECK(v.Contains(32)); CHECK(v.Contains(33)); CHECK(!v.Contains(22)); CHECK(!v.Contains(34)); CHECK(!v.Contains(43)); CHECK(!v.Contains(243)); } } } // namespace internal } // namespace v8