/// <summary>
        /// Helper method to VerifyDiagnosticResult that checks the location of a diagnostic and compares it with the location in the expected DiagnosticResult.
        /// </summary>
        /// <param name="analyzer">The analyzer that was being run on the sources</param>
        /// <param name="diagnostic">The diagnostic that was found in the code</param>
        /// <param name="actual">The Location of the Diagnostic found in the code</param>
        /// <param name="expected">The DiagnosticResultLocation that should have been found</param>
        private static void VerifyDiagnosticLocation(DiagnosticAnalyzer analyzer, Diagnostic diagnostic, Location actual, DiagnosticResultLocation expected)
        {
            var actualSpan = actual.GetLineSpan();

            Assert.True(actualSpan.Path == expected.Path || (actualSpan.Path != null && actualSpan.Path.Contains("Test0.") && expected.Path.Contains("Test.")),
                        string.Format("Expected diagnostic to be in file \"{0}\" was actually in file \"{1}\"\r\n\r\nDiagnostic:\r\n    {2}\r\n",
                                      expected.Path, actualSpan.Path, FormatDiagnostics(analyzer, diagnostic)));

            var actualLinePosition = actualSpan.StartLinePosition;

            // Only check line position if there is an actual line in the real diagnostic
            if (actualLinePosition.Line > 0)
            {
                if (actualLinePosition.Line + 1 != expected.Line)
                {
                    Assert.True(false,
                                string.Format("Expected diagnostic to be on line \"{0}\" was actually on line \"{1}\"\r\n\r\nDiagnostic:\r\n    {2}\r\n",
                                              expected.Line, actualLinePosition.Line + 1, FormatDiagnostics(analyzer, diagnostic)));
                }
            }

            // Only check column position if there is an actual column position in the real diagnostic
            if (actualLinePosition.Character > 0)
            {
                if (actualLinePosition.Character + 1 != expected.Column)
                {
                    Assert.True(false,
                                string.Format("Expected diagnostic to start at column \"{0}\" was actually at column \"{1}\"\r\n\r\nDiagnostic:\r\n    {2}\r\n",
                                              expected.Column, actualLinePosition.Character + 1, FormatDiagnostics(analyzer, diagnostic)));
                }
            }
        }
        /// <summary>
        /// Helper method to VerifyDiagnosticResult that checks the location of a diagnostic and compares it with the location in the expected DiagnosticResult.
        /// </summary>
        /// <param name="analyzer">The analyzer that was being run on the sources</param>
        /// <param name="diagnostic">The diagnostic that was found in the code</param>
        /// <param name="actual">The Location of the Diagnostic found in the code</param>
        /// <param name="expected">The DiagnosticResultLocation that should have been found</param>
        private static void VerifyDiagnosticLocation(DiagnosticAnalyzer analyzer, Diagnostic diagnostic, Location actual, DiagnosticResultLocation expected)
        {
            var actualSpan = actual.GetLineSpan();

            Assert.True(actualSpan.Path == expected.Path || (actualSpan.Path != null && actualSpan.Path.Contains("Test0.") && expected.Path.Contains("Test.")),
                string.Format("Expected diagnostic to be in file \"{0}\" was actually in file \"{1}\"\r\n\r\nDiagnostic:\r\n    {2}\r\n",
                    expected.Path, actualSpan.Path, FormatDiagnostics(analyzer, diagnostic)));

            var actualLinePosition = actualSpan.StartLinePosition;

            // Only check line position if there is an actual line in the real diagnostic
            if (actualLinePosition.Line > 0)
            {
                if (actualLinePosition.Line + 1 != expected.Line)
                {
                    Assert.True(false,
                        string.Format("Expected diagnostic to be on line \"{0}\" was actually on line \"{1}\"\r\n\r\nDiagnostic:\r\n    {2}\r\n",
                            expected.Line, actualLinePosition.Line + 1, FormatDiagnostics(analyzer, diagnostic)));
                }
            }

            // Only check column position if there is an actual column position in the real diagnostic
            if (actualLinePosition.Character > 0)
            {
                if (actualLinePosition.Character + 1 != expected.Column)
                {
                    Assert.True(false,
                        string.Format("Expected diagnostic to start at column \"{0}\" was actually at column \"{1}\"\r\n\r\nDiagnostic:\r\n    {2}\r\n",
                            expected.Column, actualLinePosition.Character + 1, FormatDiagnostics(analyzer, diagnostic)));
                }
            }
        }