public void Parse_NullValue_Throw()
{
MediaTypeHeaderParser parser = MediaTypeHeaderParser.SingleValueParser;
int index = 0;
Assert.Throws <FormatException>(() => { parser.ParseValue(null, null, ref index); });
}
public void Parse_InvalidValue_Throw()
{
// This test verifies that Parse() correctly calls TryParse().
MediaTypeHeaderParser parser = MediaTypeHeaderParser.SingleValueParser;
int index = 0;
// only one value allowed.
Assert.Throws <FormatException>(() => { parser.ParseValue("text/plain; charset=utf-8, next/mediatype", null, ref index); });
}
public void Properties_ReadValues_MatchExpectation()
{
MediaTypeHeaderParser parser = MediaTypeHeaderParser.SingleValueParser;
Assert.False(parser.SupportsMultipleValues, "SupportsMultipleValues");
Assert.Null(parser.Comparer);
parser = MediaTypeHeaderParser.MultipleValuesParser;
Assert.True(parser.SupportsMultipleValues, "SupportsMultipleValues");
Assert.Null(parser.Comparer);
}
public void Parse_ValidValue_ReturnsMediaTypeHeaderValue()
{
// This test verifies that Parse() correctly calls TryParse().
MediaTypeHeaderParser parser = MediaTypeHeaderParser.SingleValueParser;
int index = 2;
MediaTypeHeaderValue expected = new MediaTypeHeaderValue("text/plain");
expected.CharSet = "utf-8";
Assert.True(expected.Equals(parser.ParseValue(" text / plain ; charset = utf-8 ", null, ref index)));
Assert.Equal(34, index);
}
private void CheckInvalidParsedValue(string input, int startIndex, bool supportsMultipleValues)
{
MediaTypeHeaderParser parser = null;
if (supportsMultipleValues)
{
parser = MediaTypeHeaderParser.MultipleValuesParser;
}
else
{
parser = MediaTypeHeaderParser.SingleValueParser;
}
object result = null;
int newIndex = startIndex;
Assert.False(parser.TryParseValue(input, null, ref newIndex, out result),
string.Format("TryParse returned true. Input: '{0}', Index: {1}", input, startIndex));
Assert.Null(result);
Assert.Equal(startIndex, newIndex);
}
private void CheckValidParsedValue(string input, int startIndex, MediaTypeHeaderValue expectedResult,
int expectedIndex, bool supportsMultipleValues)
{
MediaTypeHeaderParser parser = null;
if (supportsMultipleValues)
{
parser = MediaTypeHeaderParser.MultipleValuesParser;
}
else
{
parser = MediaTypeHeaderParser.SingleValueParser;
}
object result = null;
Assert.True(parser.TryParseValue(input, null, ref startIndex, out result),
string.Format("TryParse returned false. Input: '{0}', Index: {1}", input, startIndex));
Assert.Equal(expectedIndex, startIndex);
Assert.Equal(expectedResult, result);
}