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1cc7da7305
Summary: 1. Fix return value in `SparseBitVector::operator&=`. 2. Add checks if SBV is being assigned is invoking SBV. Reviewers: dberlin Subscribers: llvm-commits Differential Revision: http://reviews.llvm.org/D11342 Committed on behalf of sl@ git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242693 91177308-0d34-0410-b5e6-96231b3b80d8
131 lines
2.7 KiB
C++
131 lines
2.7 KiB
C++
//===- llvm/unittest/ADT/SparseBitVectorTest.cpp - SparseBitVector tests --===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/ADT/SparseBitVector.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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namespace {
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TEST(SparseBitVectorTest, TrivialOperation) {
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SparseBitVector<> Vec;
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EXPECT_EQ(0U, Vec.count());
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EXPECT_FALSE(Vec.test(17));
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Vec.set(5);
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EXPECT_TRUE(Vec.test(5));
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EXPECT_FALSE(Vec.test(17));
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Vec.reset(6);
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EXPECT_TRUE(Vec.test(5));
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EXPECT_FALSE(Vec.test(6));
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Vec.reset(5);
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EXPECT_FALSE(Vec.test(5));
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EXPECT_TRUE(Vec.test_and_set(17));
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EXPECT_FALSE(Vec.test_and_set(17));
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EXPECT_TRUE(Vec.test(17));
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Vec.clear();
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EXPECT_FALSE(Vec.test(17));
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}
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TEST(SparseBitVectorTest, IntersectWith) {
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SparseBitVector<> Vec, Other;
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Vec.set(1);
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Other.set(1);
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EXPECT_FALSE(Vec &= Other);
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EXPECT_TRUE(Vec.test(1));
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Vec.clear();
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Vec.set(5);
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Other.clear();
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Other.set(6);
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EXPECT_TRUE(Vec &= Other);
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EXPECT_TRUE(Vec.empty());
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Vec.clear();
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Vec.set(5);
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Other.clear();
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Other.set(225);
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EXPECT_TRUE(Vec &= Other);
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EXPECT_TRUE(Vec.empty());
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Vec.clear();
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Vec.set(225);
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Other.clear();
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Other.set(5);
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EXPECT_TRUE(Vec &= Other);
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EXPECT_TRUE(Vec.empty());
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}
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TEST(SparseBitVectorTest, SelfAssignment) {
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SparseBitVector<> Vec, Other;
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Vec.set(23);
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Vec.set(234);
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Vec = Vec;
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EXPECT_TRUE(Vec.test(23));
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EXPECT_TRUE(Vec.test(234));
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Vec.clear();
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Vec.set(17);
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Vec.set(256);
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EXPECT_FALSE(Vec |= Vec);
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EXPECT_TRUE(Vec.test(17));
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EXPECT_TRUE(Vec.test(256));
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Vec.clear();
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Vec.set(56);
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Vec.set(517);
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EXPECT_FALSE(Vec &= Vec);
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EXPECT_TRUE(Vec.test(56));
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EXPECT_TRUE(Vec.test(517));
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Vec.clear();
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Vec.set(99);
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Vec.set(333);
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EXPECT_TRUE(Vec.intersectWithComplement(Vec));
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EXPECT_TRUE(Vec.empty());
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EXPECT_FALSE(Vec.intersectWithComplement(Vec));
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Vec.clear();
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Vec.set(28);
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Vec.set(43);
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Vec.intersectWithComplement(Vec, Vec);
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EXPECT_TRUE(Vec.empty());
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Vec.clear();
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Vec.set(42);
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Vec.set(567);
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Other.set(55);
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Other.set(567);
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Vec.intersectWithComplement(Vec, Other);
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EXPECT_TRUE(Vec.test(42));
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EXPECT_FALSE(Vec.test(567));
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Vec.clear();
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Vec.set(19);
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Vec.set(21);
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Other.clear();
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Other.set(19);
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Other.set(31);
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Vec.intersectWithComplement(Other, Vec);
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EXPECT_FALSE(Vec.test(19));
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EXPECT_TRUE(Vec.test(31));
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Vec.clear();
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Vec.set(1);
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Other.clear();
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Other.set(59);
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Other.set(75);
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Vec.intersectWithComplement(Other, Other);
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EXPECT_TRUE(Vec.empty());
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}
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}
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