namespace Nonemm.Session.Tests;

public class QtcMessagesTests
{
    [Fact]
    public void ALineIsTheTimeTheCallAndTheSerialNumber()
    {
        Assert.Equal(
            "1234 DL1ABC 123",
            QtcMessages.Line("1234", "DL1ABC", "123", QtcMessages.DefaultFieldSpacing));
    }

    /// N1MM writes the spacing with `S` for a space, so an operator who wants
    /// two writes `SS`.
    [Fact]
    public void TheSpacingIsWrittenWithSForASpace()
    {
        Assert.Equal("1234  DL1ABC  123", QtcMessages.Line("1234", "DL1ABC", "123", "SS"));
    }

    [Fact]
    public void AnythingElseInTheSpacingGoesOutAsItIs()
    {
        Assert.Equal("1234/DL1ABC/123", QtcMessages.Line("1234", "DL1ABC", "123", "/"));
    }

    /// N1MM lets the TU message name the series it is closing.
    [Fact]
    public void TheTuMessageCanCarryTheHeader()
    {
        Assert.Equal("TU QTC 3/10 73", QtcMessages.Tu("TU {QTC} 73", "QTC 3/10"));
    }

    [Fact]
    public void ATuMessageWithoutTheHeaderIsLeftAlone()
    {
        Assert.Equal("TU 73", QtcMessages.Tu("TU 73", "QTC 3/10"));
    }

    [Fact]
    public void WhatIsInTheBoxesIsTrimmed()
    {
        Assert.Equal(
            "1234 DL1ABC 123",
            QtcMessages.Line(" 1234 ", " DL1ABC ", " 123 ", QtcMessages.DefaultFieldSpacing));
    }
}