public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
VariableString varStr = value as VariableString;
string convertedValue = null;
if (varStr != null)
{
convertedValue = varStr?.GetFormattedString();
}
return(convertedValue);
}
public void VariableString_GetFormattedStringTest()
{
var testCases = new[]
{
new
{
FormattedString = "{global:var1}{global:var2}{channel:var1}{channel:var2}{global:var3}{channel:var3}?",
ExpectedString = "{global:var1}{global:var2}{channel:var1}{channel:var2}{global:var3}{channel:var3}?",
ExpectException = false
},
new
{
FormattedString = "{var1}{var2}{channel:var1}{channel:var2}{var3}{channel:var3}?",
ExpectedString = "{global:var1}{global:var2}{channel:var1}{channel:var2}{global:var3}{channel:var3}?",
ExpectException = false
},
new
{
FormattedString = "{{var1}}{{{{var1}}}}{{channel:var1}}{{channel:var1}}{{var1}}{{channel:var1}}?",
ExpectedString = "{var1}{{var1}}{channel:var1}{channel:var1}{var1}{channel:var1}?",
ExpectException = false
},
new
{
FormattedString = "{global:var1}{global:var1}{channel:var1}{local:var1}{global:var1}{channel:var1}?",
ExpectedString = (string)null,
ExpectException = true
},
new
{
FormattedString = "{global:var1?",
ExpectedString = (string)null,
ExpectException = true
},
new
{
FormattedString = "global}:var1?",
ExpectedString = (string)null,
ExpectException = true
},
new
{
FormattedString = "glo{bal{:var1?",
ExpectedString = (string)null,
ExpectException = true
}
};
foreach (var testCase in testCases)
{
if (testCase.ExpectException)
{
try
{
VariableString varString = VariableString.GetAsVariableString(testCase.FormattedString);
Assert.Fail("Expected an exception. No exception thrown");
}
catch (FormatException)
{
}
}
else
{
VariableString varString = VariableString.GetAsVariableString(testCase.FormattedString);
Assert.AreEqual(testCase.ExpectedString, varString.GetFormattedString());
}
}
}