using SQLInsight.Core.Instances;
using SQLInsight.Rules.Engine;
using static SQLInsight.Rules.Tests.TestInstances;

namespace SQLInsight.Rules.Tests;

public class ManagedInstanceTests
{
    private static RuleContext ManagedInstance()
    {
        var info = new InstanceInfo
        {
            ServerName = "mi-prod.abc123.database.windows.net",
            Version = SqlServerVersion.Parse("12.0.2000.8"),
            Edition = "SQL Azure",
            EngineEdition = EngineEdition.AzureSqlManagedInstance,
        };
        var context = new RuleContext(info, InstanceCapabilities.From(info), Now);
        context.Data.Set(Config(("max server memory (MB)", 2147483647), ("cost threshold for parallelism", 5), ("max degree of parallelism", 0), ("xp_cmdshell", 0)));
        context.Data.Set(Server(cpus: 8));
        context.Data.Set(DatabaseList(Database(change: d => d with { LastFullBackup = null, LastGoodCheckDb = new DateTime(1900, 1, 1) })));
        return context;
    }

    [Fact]
    public void Azure_managed_areas_are_reported_as_handled_by_azure_not_as_findings()
    {
        var results = new RuleEngine(BuiltInRules.Create()).Evaluate(ManagedInstance());

        foreach (var id in new[] { "SQLI-VER-001", "SQLI-VER-002", "SQLI-CFG-001", "SQLI-DB-007", "SQLI-DB-009", "SQLI-DB-015" })
        {
            var result = results.Single(r => r.RuleId == id);
            Assert.Equal(RuleOutcome.NotMeasurable, result.Outcome);
            Assert.Equal("Håndteres af Azure på Azure SQL Managed Instance.", result.Reason);
        }
    }

    [Fact]
    public void Workload_rules_still_apply()
    {
        var results = new RuleEngine(BuiltInRules.Create()).Evaluate(ManagedInstance());

        Assert.Equal(RuleOutcome.Findings, results.Single(r => r.RuleId == "SQLI-CFG-003").Outcome); // cost threshold 5
    }
}