public static void ManyStringsShouldWork()
{
var actual = ArmStringFunctions.Concat(
"hello", "brave", "new", "world"
);
var expected = "hellobravenewworld";
Assert.AreEqual(expected, actual);
}
public static void TwoStringsShouldWork()
{
var actual = ArmStringFunctions.Concat(
"hello", "brave"
);
var expected = "hellobrave";
Assert.AreEqual(expected, actual);
}
public static void OneStringShouldWork()
{
var actual = ArmStringFunctions.Concat(
"hello"
);
var expected = "hello";
Assert.AreEqual(expected, actual);
}
public static void NoParametersShouldThrow()
{
var ex = Assert.Throws <ArgumentException>(
() =>
{
var actual = ArmStringFunctions.Concat();
}
);
var expectedMessage = "Concat requires at least one parameter.";
Assert.AreEqual(expectedMessage, ex.Message);
}
public static void NullStringsShouldThrow()
{
var ex = Assert.Throws <ArgumentNullException>(
() =>
{
var actual = ArmStringFunctions.Concat(
null
);
}
);
var expectedMessage = "Value cannot be null. (Parameter 'args')";
Assert.AreEqual(expectedMessage, ex.Message);
}
