Print out solutions in AfterAll phase

Author: hsz

src/main/kotlin/com/github/hsz/aoc/Day.kt

@@ -2,7 +2,7 @@ package com.github.hsz.aoc
 
 import com.github.hsz.aoc.utils.Resources
 
-abstract class Day(number: Number) {
+abstract class Day(val number: Number) {
 
     private val input = Resources.asString("day${number.toString().padStart(2, '0')}.txt")
 

src/test/kotlin/com/github/hsz/aoc/Day01Test.kt

@@ -8,13 +8,13 @@ class Day01Test : DayTest() {
     override val day = Day01()
 
     @Test
-    fun part1() {
+    fun `Part 1`() {
         assertEquals(0, day.part1("foo")) // check against test input
         assertEquals(0, day.part1()) // check against input data
     }
 
     @Test
-    fun part2() {
+    fun `Part 2`() {
         assertEquals(0, day.part2("bar"))
         assertEquals(0, day.part2())
     }

src/test/kotlin/com/github/hsz/aoc/DayTest.kt

@@ -3,7 +3,17 @@ package com.github.hsz.aoc
 import org.junit.jupiter.api.AfterAll
 import org.junit.jupiter.api.TestInstance
 
+@TestInstance(TestInstance.Lifecycle.PER_CLASS)
 abstract class DayTest {
 
     abstract val day: Day
+
+    @AfterAll
+    fun solve() {
+        with(day) {
+            println("Solutions for Day $number:")
+            println("Part 1: ${part1()}")
+            println("Part 2: ${part2()}")
+        }
+    }
 }