private void CheckValidTryParse(string input, ContentRangeHeaderValue expectedResult)
{
ContentRangeHeaderValue result = null;
Assert.True(ContentRangeHeaderValue.TryParse(input, out result));
Assert.Equal(expectedResult, result);
}
public void TryParse_SetOfValidValueStrings_ParsedCorrectly()
{
CheckValidTryParse(" bytes 1-2/3 ", new ContentRangeHeaderValue(1, 2, 3));
CheckValidTryParse("bytes * / 3", new ContentRangeHeaderValue(3));
CheckValidTryParse(" custom 1234567890123456789-1234567890123456799/*",
new ContentRangeHeaderValue(1234567890123456789, 1234567890123456799)
{
Unit = "custom"
});
CheckValidTryParse(" custom * / 123 ",
new ContentRangeHeaderValue(123)
{
Unit = "custom"
});
// Note that we don't have a public constructor for value 'bytes */*' since the RFC doesn't mention a
// scenario for it. However, if a server returns this value, we're flexible and accept it.
Assert.True(ContentRangeHeaderValue.TryParse("bytes */*", out var result));
Assert.Equal("bytes", result.Unit);
Assert.Null(result.From);
Assert.Null(result.To);
Assert.Null(result.Length);
Assert.False(result.HasRange, "HasRange");
Assert.False(result.HasLength, "HasLength");
}
public void TryParse_SetOfInvalidValueStrings_ReturnsFalse(string input)
{
ContentRangeHeaderValue result = null;
Assert.False(ContentRangeHeaderValue.TryParse(input, out result));
Assert.Null(result);
}