refactor: massive refactor to have only one binary to call

internal/2020/DayThree/code_test.go

@@ -0,0 +1,34 @@
+package daythree
+
+import "testing"
+
+var testInput = []string{
+	"..##.......",
+	"#...#...#..",
+	".#....#..#.",
+	"..#.#...#.#",
+	".#...##..#.",
+	"..#.##.....",
+	".#.#.#....#",
+	".#........#",
+	"#.##...#...",
+	"#...##....#",
+	".#..#...#.#",
+}
+
+func TestPartOne(t *testing.T) {
+	expected := 7
+	got := PartOne(testInput)
+	if got != expected {
+		t.Errorf("PartOne() = %d, want %d", got, expected)
+	}
+}
+
+func TestPartTwo(t *testing.T) {
+	expected := 336
+	got := PartTwo(testInput)
+	if got != expected {
+		t.Errorf("PartTwo() = %d, want %d", got, expected)
+	}
+}
+