public void GetValueOrThrow_WhenKeyDoesNotExist_Throws()
        {
            var exception = Assert.Throws <SignatureException>(
                () => KeyPairFileUtility.GetValueOrThrow(_dictionary, key: "c"));

            Assert.Equal(NuGetLogCode.NU3000, exception.Code);
            Assert.Equal("Missing expected key: c", exception.Message);
        }
        public void GetValueOrThrow_WhenKeyExists_ReturnsValue()
        {
            var value = KeyPairFileUtility.GetValueOrThrow(_dictionary, key: "a");

            Assert.Equal("b", value);
        }