using NATS.Server.Subscriptions;

namespace NATS.Server.Tests;

public class SubjectMatchTests
{
    [Theory]
    [InlineData("foo", true)]
    [InlineData("foo.bar", true)]
    [InlineData("foo.bar.baz", true)]
    [InlineData("foo.*", true)]
    [InlineData("foo.>", true)]
    [InlineData(">", true)]
    [InlineData("*", true)]
    [InlineData("*.bar", true)]
    [InlineData("foo.*.baz", true)]
    [InlineData("", false)]
    [InlineData("foo.", false)]
    [InlineData(".foo", false)]
    [InlineData("foo..bar", false)]
    [InlineData("foo.>.bar", false)]  // > must be last token
    [InlineData("foo bar", false)]    // no spaces
    [InlineData("foo\tbar", false)]   // no tabs
    public void IsValidSubject(string subject, bool expected)
    {
        SubjectMatch.IsValidSubject(subject).ShouldBe(expected);
    }

    [Theory]
    [InlineData("foo", true)]
    [InlineData("foo.bar.baz", true)]
    [InlineData("foo.*", false)]
    [InlineData("foo.>", false)]
    [InlineData(">", false)]
    [InlineData("*", false)]
    public void IsValidPublishSubject(string subject, bool expected)
    {
        SubjectMatch.IsValidPublishSubject(subject).ShouldBe(expected);
    }

    [Theory]
    [InlineData("foo", "foo", true)]
    [InlineData("foo", "bar", false)]
    [InlineData("foo.bar", "foo.*", true)]
    [InlineData("foo.bar", "*.bar", true)]
    [InlineData("foo.bar", "*.*", true)]
    [InlineData("foo.bar.baz", "foo.>", true)]
    [InlineData("foo.bar.baz", ">", true)]
    [InlineData("foo.bar", "foo.>", true)]
    [InlineData("foo", "foo.>", false)]
    [InlineData("foo.bar.baz", "foo.*", false)]
    [InlineData("foo.bar", "foo.bar.>", false)]
    public void MatchLiteral(string literal, string pattern, bool expected)
    {
        SubjectMatch.MatchLiteral(literal, pattern).ShouldBe(expected);
    }
}