package main

import "testing"

// The width follows the mode, and an unrecognised mode must land on the widest
// of the three: a 50 kHz window is readable for everything, where 25 kHz shows
// one eighth of an FT8 sub-band.
func TestFlexZoomGroup(t *testing.T) {
	for mode, want := range map[string]string{
		"CW": "cw", "cw": "cw", "CWR": "cw",
		"SSB": "ssb", "USB": "ssb", "LSB": "ssb", "FM": "ssb", "AM": "ssb",
		"FT8": "digi", "FT4": "digi", "RTTY": "digi", "JS8": "digi", "PSK31": "digi",
		"": "digi", "something new": "digi",
	} {
		if got := flexZoomGroup(mode); got != want {
			t.Errorf("flexZoomGroup(%q) = %q, want %q", mode, got, want)
		}
	}
}

// A width of zero would command "bandwidth=0.000000" and take the panadapter
// somewhere the operator cannot get back from by eye.
func TestNormFlexZoomClamps(t *testing.T) {
	got := normFlexZoom(FlexZoomSettings{CWkHz: 0, SSBkHz: -5, DigikHz: 99999})
	if got.CWkHz != defaultFlexZoom.CWkHz || got.SSBkHz != defaultFlexZoom.SSBkHz || got.DigikHz != defaultFlexZoom.DigikHz {
		t.Errorf("out-of-range widths not replaced by the defaults: %+v", got)
	}
	ok := normFlexZoom(FlexZoomSettings{CWkHz: 10, SSBkHz: 150, DigikHz: 40})
	if ok.CWkHz != 10 || ok.SSBkHz != 150 || ok.DigikHz != 40 {
		t.Errorf("valid widths must be kept as they are: %+v", ok)
	}
}