diff --git a/build.zig b/build.zig
index 074d572fa94c34950d182e4716e236abe1f9256c..6fdd9f4dc6a359727cd87e03b96c45c77ea02cb9 100644
--- a/build.zig
+++ b/build.zig
@@ -20,4 +20,16 @@ pub fn build(b: *std.Build) void {
 
     const run_step = b.step("run", "Run the app");
     run_step.dependOn(&run_cmd.step);
+
+    const tests = b.addTest(.{
+        .root_source_file = b.path("src/test.zig"),
+        .target = target,
+        .optimize = mode,
+    });
+
+    const run_test = b.addRunArtifact(tests);
+    run_test.step.dependOn(&tests.step);
+
+    const test_step = b.step("test", "Run the test suite");
+    test_step.dependOn(&run_test.step);
 }
diff --git a/src/test.zig b/src/test.zig
new file mode 100644
index 0000000000000000000000000000000000000000..a35b087b4e0b78cde1605cedfc5883b8add85d1e
--- /dev/null
+++ b/src/test.zig
@@ -0,0 +1,19 @@
+const std = @import("std");
+const ansi = @import("./lib.zig");
+
+fn expectFmt(comptime actual: []const u8, expected: []const u8) !void {
+    return std.testing.expectEqualSlices(u8, expected, actual);
+}
+
+test {
+    try expectFmt(
+        ansi.color.Fg(.Blue, "All your codebase"),
+        &(.{ 27, '[', '3', '4', 'm' } ++ "All your codebase".* ++ .{ 27, '[', '3', '9', 'm' }),
+    );
+}
+test {
+    try expectFmt(
+        ansi.color.Bg(.Cyan, "All your codebase"),
+        &(.{ 27, '[', '4', '6', 'm' } ++ "All your codebase".* ++ .{ 27, '[', '4', '9', 'm' }),
+    );
+}