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//===- llvm/unittest/ADT/PackedVectorTest.cpp - PackedVector tests --------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// BitVectorTest tests fail on PowerPC for unknown reasons, so disable this
// as well since it depends on a BitVector.
#ifndef __ppc__
#include "llvm/ADT/PackedVector.h"
#include "gtest/gtest.h"
using namespace llvm;
namespace {
TEST(PackedVectorTest, Operation) {
PackedVector<unsigned, 2> Vec;
EXPECT_EQ(0U, Vec.size());
EXPECT_TRUE(Vec.empty());
Vec.resize(5);
EXPECT_EQ(5U, Vec.size());
EXPECT_FALSE(Vec.empty());
Vec.resize(11);
EXPECT_EQ(11U, Vec.size());
EXPECT_FALSE(Vec.empty());
PackedVector<unsigned, 2> Vec2(3);
EXPECT_EQ(3U, Vec2.size());
EXPECT_FALSE(Vec2.empty());
Vec.clear();
EXPECT_EQ(0U, Vec.size());
EXPECT_TRUE(Vec.empty());
Vec.push_back(2);
Vec.push_back(0);
Vec.push_back(1);
Vec.push_back(3);
EXPECT_EQ(2U, Vec[0]);
EXPECT_EQ(0U, Vec[1]);
EXPECT_EQ(1U, Vec[2]);
EXPECT_EQ(3U, Vec[3]);
EXPECT_FALSE(Vec == Vec2);
EXPECT_TRUE(Vec != Vec2);
Vec = Vec2;
EXPECT_TRUE(Vec == Vec2);
EXPECT_FALSE(Vec != Vec2);
Vec[1] = 1;
Vec2[1] = 2;
Vec |= Vec2;
EXPECT_EQ(3U, Vec[1]);
}
#ifdef EXPECT_DEBUG_DEATH
TEST(PackedVectorTest, UnsignedValues) {
PackedVector<unsigned, 2> Vec(1);
Vec[0] = 0;
Vec[0] = 1;
Vec[0] = 2;
Vec[0] = 3;
EXPECT_DEBUG_DEATH(Vec[0] = 4, "value is too big");
EXPECT_DEBUG_DEATH(Vec[0] = -1, "value is too big");
EXPECT_DEBUG_DEATH(Vec[0] = 0x100, "value is too big");
PackedVector<unsigned, 3> Vec2(1);
Vec2[0] = 0;
Vec2[0] = 7;
EXPECT_DEBUG_DEATH(Vec[0] = 8, "value is too big");
}
TEST(PackedVectorTest, SignedValues) {
PackedVector<signed, 2> Vec(1);
Vec[0] = -2;
Vec[0] = -1;
Vec[0] = 0;
Vec[0] = 1;
EXPECT_DEBUG_DEATH(Vec[0] = -3, "value is too big");
EXPECT_DEBUG_DEATH(Vec[0] = 2, "value is too big");
PackedVector<signed, 3> Vec2(1);
Vec2[0] = -4;
Vec2[0] = 3;
EXPECT_DEBUG_DEATH(Vec[0] = -5, "value is too big");
EXPECT_DEBUG_DEATH(Vec[0] = 4, "value is too big");
}
#endif
}
#endif