public void ParseClientIp_WithNoServerVariables_ReturnsEmptyString()
{
// Arrange
var sut = new ClientIpParser();
var requestServerVariables = new HeaderDictionary();
// Act
var result = sut.ParseClientIp(requestServerVariables);
// Assert
Assert.AreEqual(string.Empty, result);
}
public void ParseClientIp_WithSingleIpInServerVariableAndALocalIp_ReturnsIp()
{
// Arrange
var sut = new ClientIpParser();
var requestServerVariables = new HeaderDictionary {
{ "HTTP_FORWARDED_FOR", "12.34.56.78" }, { "HTTP_X_FORWARDED_FOR", "192.168.1.1" }
};
// Act
var result = sut.ParseClientIp(requestServerVariables);
// Assert
Assert.AreEqual("12.34.56.78", result);
}
public void ParseClientIp_WithMultipleIpsInServerVariable_ReturnsIp()
{
// Arrange
var sut = new ClientIpParser();
var requestServerVariables = new HeaderDictionary {
{ "HTTP_FORWARDED_FOR", "12.34.56.78, 12.34.56.79" }
};
// Act
var result = sut.ParseClientIp(requestServerVariables);
// Assert
Assert.AreEqual("12.34.56.78", result);
}
public void ParseClientIp_WithSingleInvalidIpInServerVariable_ReturnsEmptyString()
{
// Arrange
var sut = new ClientIpParser();
var requestServerVariables = new HeaderDictionary {
{ "HTTP_FORWARDED_FOR", "xxxx" }
};
// Act
var result = sut.ParseClientIp(requestServerVariables);
// Assert
Assert.AreEqual(string.Empty, result);
}
