mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-11 08:07:22 +00:00
b177041dfa
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210442 91177308-0d34-0410-b5e6-96231b3b80d8
73 lines
1.6 KiB
C++
73 lines
1.6 KiB
C++
//===- llvm/unittest/ADT/PointerUnionTest.cpp - Optional unit tests -------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "gtest/gtest.h"
|
|
#include "llvm/ADT/PointerUnion.h"
|
|
using namespace llvm;
|
|
|
|
namespace {
|
|
|
|
typedef PointerUnion<int *, float *> PU;
|
|
|
|
struct PointerUnionTest : public testing::Test {
|
|
float f;
|
|
int i;
|
|
|
|
PU a, b, c, n;
|
|
|
|
PointerUnionTest() : f(3.14f), i(42), a(&f), b(&i), c(&i), n() {}
|
|
};
|
|
|
|
TEST_F(PointerUnionTest, Comparison) {
|
|
EXPECT_TRUE(a == a);
|
|
EXPECT_FALSE(a != a);
|
|
EXPECT_TRUE(a != b);
|
|
EXPECT_FALSE(a == b);
|
|
EXPECT_TRUE(b == c);
|
|
EXPECT_FALSE(b != c);
|
|
EXPECT_TRUE(b != n);
|
|
EXPECT_FALSE(b == n);
|
|
}
|
|
|
|
TEST_F(PointerUnionTest, Null) {
|
|
EXPECT_FALSE(a.isNull());
|
|
EXPECT_FALSE(b.isNull());
|
|
EXPECT_TRUE(n.isNull());
|
|
EXPECT_FALSE(!a);
|
|
EXPECT_FALSE(!b);
|
|
EXPECT_TRUE(!n);
|
|
// workaround an issue with EXPECT macros and explicit bool
|
|
EXPECT_TRUE((bool)a);
|
|
EXPECT_TRUE((bool)b);
|
|
EXPECT_FALSE(n);
|
|
|
|
EXPECT_NE(n, b);
|
|
EXPECT_EQ(b, c);
|
|
b = nullptr;
|
|
EXPECT_EQ(n, b);
|
|
EXPECT_NE(b, c);
|
|
}
|
|
|
|
TEST_F(PointerUnionTest, Is) {
|
|
EXPECT_FALSE(a.is<int *>());
|
|
EXPECT_TRUE(a.is<float *>());
|
|
EXPECT_TRUE(b.is<int *>());
|
|
EXPECT_FALSE(b.is<float *>());
|
|
EXPECT_TRUE(n.is<int *>());
|
|
EXPECT_FALSE(n.is<float *>());
|
|
}
|
|
|
|
TEST_F(PointerUnionTest, Get) {
|
|
EXPECT_EQ(a.get<float *>(), &f);
|
|
EXPECT_EQ(b.get<int *>(), &i);
|
|
EXPECT_EQ(n.get<int *>(), (int *)nullptr);
|
|
}
|
|
|
|
} // end anonymous namespace
|