public void GetLibVersion_ShouldThrowExceptionOnNegativeResult()
        {
            var marshallerMock = new Mock<ILibsndfileMarshaller>();
            marshallerMock.Setup(x => x.Allocate(It.IsAny<int>())).Returns(It.IsAny<IntPtr>());

            var mock = new Mock<ILibsndfileApi>();
            mock.Setup(x => x.Command(It.IsAny<IntPtr>(), It.IsAny<LibsndfileCommand>(), It.IsAny<IntPtr>(), It.IsAny<int>())).Returns(-1);

            var api = new LibsndfileCommandApiNativeWrapper(mock.Object, marshallerMock.Object);
            api.GetLibVersion();
        }
        public void GetLibVersion_ShouldThrowExceptionOnZeroResult()
        {
            var marshallerMock = new Mock <ILibsndfileMarshaller>();

            marshallerMock.Setup(x => x.Allocate(It.IsAny <int>())).Returns(It.IsAny <IntPtr>());

            var mock = new Mock <ILibsndfileApi>();

            mock.Setup(x => x.Command(It.IsAny <IntPtr>(), It.IsAny <LibsndfileCommand>(), It.IsAny <IntPtr>(), It.IsAny <int>())).Returns(0);

            var api = new LibsndfileCommandApiNativeWrapper(mock.Object, marshallerMock.Object);

            api.GetLibVersion();
        }
        public void GetLibVersion_ShouldPassOnValidResult()
        {
            const string Version = "1.0";

            var memoryMock = new Mock<UnmanagedMemoryHandle>();

            var marshallerMock = new Mock<ILibsndfileMarshaller>();
            marshallerMock.Setup(x => x.Allocate(It.IsAny<int>())).Returns(memoryMock.Object);
            marshallerMock.Setup(x => x.MemoryHandleToString(It.IsAny<UnmanagedMemoryHandle>())).Returns(Version);

            var mock = new Mock<ILibsndfileApi>();
            mock.Setup(x => x.Command(It.IsAny<IntPtr>(), It.IsAny<LibsndfileCommand>(), It.IsAny<IntPtr>(), It.IsAny<int>())).Returns(1);

            var api = new LibsndfileCommandApiNativeWrapper(mock.Object, marshallerMock.Object);
            var retval = api.GetLibVersion();

            Assert.AreEqual(Version, retval);
        }
        public void GetLibVersion_ShouldPassOnValidResult()
        {
            const string Version = "1.0";

            var memoryMock = new Mock <UnmanagedMemoryHandle>();

            var marshallerMock = new Mock <ILibsndfileMarshaller>();

            marshallerMock.Setup(x => x.Allocate(It.IsAny <int>())).Returns(memoryMock.Object);
            marshallerMock.Setup(x => x.MemoryHandleToString(It.IsAny <UnmanagedMemoryHandle>())).Returns(Version);

            var mock = new Mock <ILibsndfileApi>();

            mock.Setup(x => x.Command(It.IsAny <IntPtr>(), It.IsAny <LibsndfileCommand>(), It.IsAny <IntPtr>(), It.IsAny <int>())).Returns(1);

            var api    = new LibsndfileCommandApiNativeWrapper(mock.Object, marshallerMock.Object);
            var retval = api.GetLibVersion();

            Assert.AreEqual(Version, retval);
        }