Source

xUnit++ / Tests / UnitTests / Assert.Null.cpp

#include <memory>
#include "xUnit++/xUnit++.h"

using xUnitpp::xUnitAssert;

SUITE("AssertNull")
{

FACT("NullForRawPointerSuccess")
{
    Assert.Null(nullptr);
}

FACT("NullForDoubleConstRawPointerSuccess")
{
    const int * const px = nullptr;

    Assert.Null(px);
}

FACT("NullForSmartPointerSuccess")
{
    Assert.Null(std::unique_ptr<int>());
}

FACT("NullForRawPointerAssertsOnFailure")
{
    int x;
    Assert.Throws<xUnitAssert>([&]() { Assert.Null(&x); });
}

FACT("NullForSmartPointerAssertsOnFailure")
{
    std::unique_ptr<int> x(new int);
    Assert.Throws<xUnitAssert>([&]() { Assert.Null(x); });
}

FACT("NullAppendsUserMessage")
{
    static const std::string msg = "xUnit++";
    auto x = std::make_shared<int>(0);
    auto assert = Assert.Throws<xUnitAssert>([&]() { Assert.Null(x) << msg; });

    Assert.Contains(assert.UserMessage(), msg.c_str());
}

}
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