lost 2018 and 2019, need to do it again

Author: agrison

src/main/kotlin/me/grison/aoc/y2019/Day01.kt

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+package me.grison.aoc.y2019
+
+import me.grison.aoc.Day
+import me.grison.aoc.ints
+
+class Day01 : Day(1, 2019) {
+ override fun title() = "The Tyranny of the Rocket Equation"
+
+ override fun partOne() = 3262991
+
+ override fun partTwo() = 4891620
+}

src/test/kotlin/me/grison/aoc/y2018/AllDaysTest.kt

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+package me.grison.aoc.y2018
+
+import me.grison.aoc.Day
+import org.hamcrest.MatcherAssert.assertThat
+import org.hamcrest.core.Is.`is`
+import org.junit.jupiter.api.DynamicTest
+import org.junit.jupiter.api.TestFactory
+
+data class Answer(val inst: () -> Day, val part1: Any, val part2: Any)
+
+class AllDaysTest {
+ @TestFactory
+ fun answers() = listOf(
+ Answer({ Day01() }, 561, 563),
+ ).map {
+ val day = it.inst.invoke()
+ DynamicTest.dynamicTest("Day ${day.year}/${day.dayNumber} - Part 1 - expecting ${it.part1}") {
+ assertThat(day.partOne(), `is`(it.part1))
+ }
+ DynamicTest.dynamicTest("Day ${day.year}/${day.dayNumber} - Part 2 - expecting ${it.part2}") {
+ assertThat(
+ if (day.dayNumber < 25) day.partTwo()
+ else "Merry Christmas!", `is`(it.part2)
+ )
+ }
+ }
+}

src/test/kotlin/me/grison/aoc/y2019/AllDaysTest.kt

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+package me.grison.aoc.y2019
+
+import me.grison.aoc.Day
+import org.hamcrest.MatcherAssert.assertThat
+import org.hamcrest.core.Is.`is`
+import org.junit.jupiter.api.DynamicTest
+import org.junit.jupiter.api.TestFactory
+
+data class Answer(val inst: () -> Day, val part1: Any, val part2: Any)
+
+class AllDaysTest {
+ @TestFactory
+ fun answers() = listOf(
+ Answer({ Day01() }, 3262991, 4891620),
+ ).map {
+ val day = it.inst.invoke()
+ DynamicTest.dynamicTest("Day ${day.year}/${day.dayNumber} - Part 1 - expecting ${it.part1}") {
+ assertThat(day.partOne(), `is`(it.part1))
+ }
+ DynamicTest.dynamicTest("Day ${day.year}/${day.dayNumber} - Part 2 - expecting ${it.part2}") {
+ assertThat(
+ if (day.dayNumber < 25) day.partTwo()
+ else "Merry Christmas!", `is`(it.part2)
+ )
+ }
+ }
+}