From 4f4aa73d0c683ba365fabc4ec97b23c3ddef6ee4 Mon Sep 17 00:00:00 2001
From: Mathias Magnusson <mathias@magnusson.space>
Date: Fri, 13 Dec 2024 23:38:42 +0100
Subject: aoc2024: add tests to template

---
 aoc24/build.zig    |  1 +
 aoc24/src/dayX.zig | 21 +++++++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/aoc24/build.zig b/aoc24/build.zig
index 7648bf0..7a2c24b 100644
--- a/aoc24/build.zig
+++ b/aoc24/build.zig
@@ -83,6 +83,7 @@ pub fn build(b: *std.Build) void {
                 .root_source_file = path,
                 .target = target,
                 .optimize = optimize,
+                .filters = &.{b.fmt("part{}", .{part})},
             });
 
             const run_exe_unit_tests = b.addRunArtifact(exe_unit_tests);
diff --git a/aoc24/src/dayX.zig b/aoc24/src/dayX.zig
index 295b57e..6011887 100644
--- a/aoc24/src/dayX.zig
+++ b/aoc24/src/dayX.zig
@@ -2,18 +2,39 @@ const std = @import("std");
 
 const Input = struct {};
 
+const test_input =
+    \\
+;
+
 pub fn parse(allocator: std.mem.Allocator, data: []const u8) !Input {
     _ = allocator;
     _ = data;
     return .{};
 }
 
+test "part1" {
+    var arena = std.heap.ArenaAllocator.init(std.testing.allocator);
+    defer arena.deinit();
+
+    const output = try part1(arena.allocator(), try parse(arena.allocator(), test_input));
+    try std.testing.expectEqual(1, output);
+}
+
 pub fn part1(allocator: std.mem.Allocator, input: Input) !u32 {
     _ = allocator;
     _ = input;
     return 0;
 }
 
+test "part2" {
+    var arena = std.heap.ArenaAllocator.init(std.testing.allocator);
+    defer arena.deinit();
+
+    const output = try part2(arena.allocator(), try parse(arena.allocator(), test_input));
+    std.debug.print("got {}\n", .{output});
+    try std.testing.expectEqual(2, output);
+}
+
 pub fn part2(allocator: std.mem.Allocator, input: Input) !u32 {
     _ = allocator;
     _ = input;
-- 
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