public void ExtractTags_InputWithoutTags_ReturnsEmptyArray(string input)
{
var result = TagsHelper.ExtractTags(input);
Assert.NotNull(result);
Assert.Empty(result);
}
[InlineData("#tag& ending with some symbol", "tag")] // TODO: do we need to check all possible ending symbols
public void ExtractTags_InputWithOneTag_ReturnsTagRange(string input, string tag)
{
var result = TagsHelper.ExtractTags(input);
Assert.Single(result);
Assert.Equal(tag, result[0]);
}
public void ExtractTags_InputWithMultipleTags_ReturnsCorrectTagRange(string input, string[] tagsContent)
{
var stringResult = tagsContent.GetResult();
var result = TagsHelper.ExtractTags(input);
Assert.Equal(tagsContent.Length, result.Length);
Assert.Equal(stringResult, result.GetResult());
}
public void ExtractTags_NullInput_ThrowsArgumentNullException()
{
string input = null;
Assert.Throws <ArgumentNullException>(() => TagsHelper.ExtractTags(input));
}