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