public void Split_Throws_ArgumentException_For_Empty_Delimiters()
{
string input = "123xx456yy789";
string[] delimiters = { };
var ex = Should.Throw <ArgumentException>(() => RegexUtility.Split(input, delimiters));
ex.ParamName.ShouldBe("delimiters");
}
public void Split_Can_Remove_Empty_Entries()
{
string input = "() Hello . World?";
string[] delimiters = { "()", ".", "?" };
string[] expected = { " Hello ", " World" };
var result = RegexUtility.Split(input, delimiters, splitOptions: SplitOptions.RemoveEmptyEntries);
result.ShouldBe(expected);
}
public void Split_Escapes_Metacharacters()
{
string input = "() Hello . World?";
string[] delimiters = { "()", ".", "?" };
string[] expected = { "", "()", " Hello ", ".", " World", "?", "" };
var result = RegexUtility.Split(input, delimiters, splitOptions: SplitOptions.IncludeDelimiters);
result.ShouldBe(expected);
}
public void Split_Case_Can_Be_Ignored()
{
string input = "123XYZ456";
string[] delimiters = { "xyz" };
string[] expected = { "123", "XYZ", "456" };
var result = RegexUtility.Split(input, delimiters, RegexOptions.IgnoreCase, SplitOptions.IncludeDelimiters);
result.ShouldBe(expected);
}
public void Split_Is_Case_Sensitive()
{
string input = "123XYZ456";
string[] delimiters = { "xyz" };
string[] expected = { input };
var result = RegexUtility.Split(input, delimiters, splitOptions: SplitOptions.IncludeDelimiters);
result.ShouldBe(expected);
}
public void Split_Can_Include_Delimiters()
{
string input = "123xx456yy789";
string[] delimiters = { "xx", "yy" };
string[] expected = { "123", "xx", "456", "yy", "789" };
var result = RegexUtility.Split(input, delimiters, splitOptions: SplitOptions.IncludeDelimiters);
result.ShouldBe(expected);
}
public void Split_Can_Combine_All_SplitOptions()
{
string input = "Stack StackOverflow Stack OverStack Stack";
string[] delimiters = { "Stack" };
string[] expected = { "Stack", "StackOverflow", "Stack", "OverStack", "Stack" };
var result = RegexUtility.Split(input, delimiters, splitOptions: SplitOptions.All);
result.ShouldBe(expected);
}
public void Split_Can_Match_Whole_Words()
{
string input = "StackOverflow Stack OverStack";
string[] delimiters = { "Stack" };
string[] expected = { "StackOverflow ", " OverStack" };
var result = RegexUtility.Split(input, delimiters, splitOptions: SplitOptions.MatchWholeWords);
result.ShouldBe(expected);
}
public void Split_Can_Trim_Whitespace()
{
string input = "Hello . World";
string[] delimiters = { "." };
string[] expected = { "Hello", "World" };
var result = RegexUtility.Split(input, delimiters, splitOptions: SplitOptions.TrimWhitespace);
result.ShouldBe(expected);
}
public void Split_Can_Combine_SplitOptions_To_IncludeDelimiters_MatchWholeWords_And_TrimWhitespace()
{
string input = "StackOverflow Stack OverStack";
string[] delimiters = { "Stack" };
string[] expected = { "StackOverflow", "Stack", "OverStack" };
var splitOptions = SplitOptions.IncludeDelimiters | SplitOptions.MatchWholeWords | SplitOptions.TrimWhitespace;
var result = RegexUtility.Split(input, delimiters, splitOptions: splitOptions);
result.ShouldBe(expected);
}
public void Split_Splits_Partial_Matches()
{
string input = "StackOverflow Stack OverStack";
string[] delimiters = { "Stack" };
string[] expected = { "Stack", "Overflow ", "Stack", " Over", "Stack" };
var splitOptions = SplitOptions.IncludeDelimiters | SplitOptions.RemoveEmptyEntries;
var result = RegexUtility.Split(input, delimiters, splitOptions: splitOptions);
result.ShouldBe(expected);
}
public void SplitRemoveEmptyEntries_Matches_Core_Split_With_Same_Option()
{
string input = "() Hello . World?";
string[] delimiters = { "()", ".", "?" };
string[] expected = { " Hello ", " World" };
var coreSplit = RegexUtility.Split(input, delimiters, splitOptions: SplitOptions.RemoveEmptyEntries);
var result = RegexUtility.SplitRemoveEmptyEntries(input, delimiters);
result.ShouldBe(coreSplit);
result.ShouldBe(expected);
}
public void SplitTrimWhitespace_Matches_Core_Split_With_Same_Option()
{
string input = "Hello . World";
string[] delimiters = { "." };
string[] expected = { "Hello", "World" };
var coreSplit = RegexUtility.Split(input, delimiters, splitOptions: SplitOptions.TrimWhitespace);
var result = RegexUtility.SplitTrimWhitespace(input, delimiters);
result.ShouldBe(coreSplit);
result.ShouldBe(expected);
}
public void SplitMatchWholeWords_Matches_Core_Split_With_Same_Option()
{
string input = "StackOverflow Stack OverStack";
string[] delimiters = { "Stack" };
string[] expected = { "StackOverflow ", " OverStack" };
var coreSplit = RegexUtility.Split(input, delimiters, splitOptions: SplitOptions.MatchWholeWords);
var result = RegexUtility.SplitMatchWholeWords(input, delimiters);
result.ShouldBe(coreSplit);
result.ShouldBe(expected);
}
public void SplitIncludeDelimiters_Matches_Core_Split_With_Same_Option()
{
string input = "123xx456yy789";
string[] delimiters = { "xx", "yy" };
string[] expected = { "123", "xx", "456", "yy", "789" };
var coreSplit = RegexUtility.Split(input, delimiters, splitOptions: SplitOptions.IncludeDelimiters);
var result = RegexUtility.SplitIncludeDelimiters(input, delimiters);
result.ShouldBe(coreSplit);
result.ShouldBe(expected);
}