public void GetAutoIncremented_WhenAValidValueMaxIntegerIsPassed_ReturnsZero()
{
// Arrange
var valueToParse = int.MaxValue.ToString();
var expectedValue = "0";
// Act
var versionFormatter = new VersionFormatter();
var resultValue = versionFormatter.GetAutoIncremented(valueToParse);
// Assert
Assert.AreEqual(expectedValue, resultValue);
}
public void GetAutoIncremented_WhenAValidValueIsPassed_ReturnsTheValueIncremented()
{
// Arrange
var valueToParse = "9";
var expectedValue = "10";
// Act
var versionFormatter = new VersionFormatter();
var resultValue = versionFormatter.GetAutoIncremented(valueToParse);
// Assert
Assert.AreEqual(expectedValue, resultValue);
}
public void GetAutoIncremented_WhenAnInvalidStringValueIsPassed_ThrowsFormatException()
{
// Arrange
var valueToParse = "not_valid_value";
var exceptionMessage = $"The argument with value [{valueToParse}] cannot be converted to a valid integer.";
// Act
var versionFormatter = new VersionFormatter();
try
{
versionFormatter.GetAutoIncremented(valueToParse);
Assert.Fail();
}
catch (FormatException ex)
{
// Assert
Assert.AreEqual(exceptionMessage, ex.Message);
}
}
private static string ProcessIncrementMethod(VersionFormatter formatter, string number, IncrementMethod incrementMethod, string settedValue = null)
{
switch (incrementMethod)
{
case IncrementMethod.Setted:
if (string.IsNullOrWhiteSpace(settedValue))
{
throw new ArgumentNullException(nameof(settedValue), $"The value for variable {{{number}}} was not setted.");
}
number = settedValue;
break;
case IncrementMethod.Julian:
number = formatter.GetJulianFormat();
break;
case IncrementMethod.Auto:
number = formatter.GetAutoIncremented(number);
break;
}
return number;
}
public void GetAutoIncremented_WhenNoValueIsPassed_ReturnsZero()
{
// Act
var versionFormatter = new VersionFormatter();
var result = versionFormatter.GetAutoIncremented();
// Assert
Assert.AreEqual("0", result);
}
public void GetAutoIncremented_WhenPassedANegativeValidInteger_ThrowsArgumentOutOfRangeException()
{
// Arrange
var valueToParse = "-5";
var exceptionMessage = $"The argument with value [{valueToParse}] it's out of valid range, only positive integers and zero are accepted.";
// Act
var versionFormatter = new VersionFormatter();
try
{
versionFormatter.GetAutoIncremented(valueToParse);
Assert.Fail();
}
catch (ArgumentOutOfRangeException ex)
{
// Assert
Assert.IsTrue(ex.Message.StartsWith(exceptionMessage));
Assert.AreEqual("value", ex.ParamName);
}
}