public void AtIndex_MultiCharacterSplit()
{
string s = "123abc456";
Assert.Equal("123", StringSplit.AtIndex(s, "abc", 0));
Assert.Equal("456", StringSplit.AtIndex(s, "abc", 1));
}
public void AtIndex()
{
string s = "abc,1,hello,,";
Assert.Equal("abc", StringSplit.AtIndex(s, ",", 0));
Assert.Equal("1", StringSplit.AtIndex(s, ",", 1));
Assert.Equal("hello", StringSplit.AtIndex(s, ",", 2));
Assert.Equal("", StringSplit.AtIndex(s, ",", 3));
}
public void AtIndex_ExceedsBoundary_ThrowsException()
{
string s = "abc,1,hello,,";
try
{
StringSplit.AtIndex(s, ",", 5);
Assert.True(false, "Did not expect to execute this line!");
}
catch (ArgumentOutOfRangeException)
{
// pass
}
}
public void AtIndex_NonMatchingSeparator_ReturnsOriginalString()
{
string s = "abc,1,hello,,";
Assert.Equal(s, StringSplit.AtIndex(s, "|", 0));
}
