chore: release v0.26.3

spotstatus_test.go

@@ -0,0 +1,59 @@
+package main
+
+import "testing"
+
+// The order of these tests IS the meaning of the answer, and it was wrong: a
+// station new on both the band and the mode was reported as a plain "new band",
+// which reads as "you have worked this entity in this mode, just not here" —
+// the opposite of the truth. It is also not a slot: a slot is the pair still
+// missing when each half is already in the log.
+func TestSpotEntityStatus(t *testing.T) {
+	for _, c := range []struct {
+		name                             string
+		worked, haveBand, haveMode, slot bool
+		mode                             string
+		want                             string
+	}{
+		{"entity never worked", false, false, false, false, "SSB", "new"},
+		{"entity never worked, no mode known", false, false, false, false, "", "new"},
+
+		// The case this exists for.
+		{"new band AND new mode", true, false, false, false, "SSB", "new-band-mode"},
+
+		// New band, but the mode is already in the log on another band.
+		{"new band only", true, false, true, false, "SSB", "new-band"},
+		// New mode, on a band already worked.
+		{"new mode only", true, true, false, false, "SSB", "new-mode"},
+		// Each half worked, never together: THAT is a slot.
+		{"new slot", true, true, true, false, "SSB", "new-slot"},
+		{"fully worked", true, true, true, true, "SSB", "worked"},
+
+		// No mode: only the band can be judged, and a guess must never claim new.
+		{"no mode, new band", true, false, false, false, "", "new-band"},
+		{"no mode, band worked", true, true, false, false, "", "worked"},
+	} {
+		if got := spotEntityStatus(c.worked, c.haveBand, c.haveMode, c.slot, c.mode); got != c.want {
+			t.Errorf("%s: got %q, want %q", c.name, got, c.want)
+		}
+	}
+}
+
+// Every status is reachable, and no two inputs collide on a status that should
+// be exclusive — the guard against someone "simplifying" the chain later.
+func TestSpotEntityStatusIsExhaustive(t *testing.T) {
+	seen := map[string]bool{}
+	for _, worked := range []bool{true, false} {
+		for _, band := range []bool{true, false} {
+			for _, mode := range []bool{true, false} {
+				for _, slot := range []bool{true, false} {
+					seen[spotEntityStatus(worked, band, mode, slot, "CW")] = true
+				}
+			}
+		}
+	}
+	for _, want := range []string{"new", "new-band-mode", "new-band", "new-mode", "new-slot", "worked"} {
+		if !seen[want] {
+			t.Errorf("no combination produces %q — the status is dead", want)
+		}
+	}
+}