refactor: massive refactor to have only one binary to call

internal/2020/DayFive/code_test.go

@@ -0,0 +1,35 @@
+package dayfive
+
+import "testing"
+
+func TestPartOne(t *testing.T) {
+	input := []string{
+		"FBFBBFFRLR",
+		"BFFFBBFRRR",
+		"FFFBBBFRRR",
+		"BBFFBBFRLL",
+	}
+	expected := 820
+	got := PartOne(input)
+	if got != expected {
+		t.Errorf("PartOne() = %d, want %d", got, expected)
+	}
+}
+
+func TestPartTwo(t *testing.T) {
+	input := []string{
+		"FFFFFFFLLL",
+		"FFFFFFFLLR",
+		"FFFFFFFLRL",
+		"FFFFFFFLRR",
+		"FFFFFFFRLR",
+		"FFFFFFFRRL",
+		"FFFFFFFRRR",
+	}
+	expected := 4
+	got := PartTwo(input)
+	if got != expected {
+		t.Errorf("PartTwo() = %d, want %d", got, expected)
+	}
+}
+