From 28d428ae13211d48b458f0ca7b1d33799c3bded2 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 2 Mar 2026 18:04:36 +0000
Subject: [PATCH 1/3] Initial plan


From fb76257d39ed47ce9c3025b27132e46bba0dfdd2 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 2 Mar 2026 18:26:00 +0000
Subject: [PATCH 2/3] Add comprehensive tests for getOutputPath function

Co-authored-by: marlonmarcello <1956448+marlonmarcello@users.noreply.github.com>
---
 src/lib_test.ts | 92 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 src/lib_test.ts

diff --git a/src/lib_test.ts b/src/lib_test.ts
new file mode 100644
index 0000000..589f4c4
--- /dev/null
+++ b/src/lib_test.ts
@@ -0,0 +1,92 @@
+import { getOutputPath } from "./lib.ts";
+
+// Simple assertion helper
+function assertEquals<T>(actual: T, expected: T, msg?: string): void {
+  if (actual !== expected) {
+    throw new Error(
+      msg || `Expected ${JSON.stringify(expected)}, but got ${JSON.stringify(actual)}`
+    );
+  }
+}
+
+Deno.test("getOutputPath - default output without custom path", () => {
+  const result = getOutputPath({
+    input: "Checker.png",
+    rationalAngle: { degrees: 45 },
+  });
+  assertEquals(result, "./Checker-tile-45.png");
+});
+
+Deno.test("getOutputPath - with full path", () => {
+  const result = getOutputPath({
+    input: "/path/to/Checker.png",
+    rationalAngle: { degrees: 45 },
+  });
+  assertEquals(result, "/path/to/Checker-tile-45.png");
+});
+
+Deno.test("getOutputPath - with relative path", () => {
+  const result = getOutputPath({
+    input: "./images/test.jpg",
+    rationalAngle: { degrees: 90 },
+  });
+  assertEquals(result, "./images/test-tile-90.jpg");
+});
+
+Deno.test("getOutputPath - with custom output path", () => {
+  const result = getOutputPath({
+    input: "Checker.png",
+    rationalAngle: { degrees: 45 },
+    output: "custom-output.png",
+  });
+  assertEquals(result, "custom-output.png");
+});
+
+Deno.test("getOutputPath - with negative degrees", () => {
+  const result = getOutputPath({
+    input: "test.png",
+    rationalAngle: { degrees: -45 },
+  });
+  assertEquals(result, "./test-tile--45.png");
+});
+
+Deno.test("getOutputPath - with decimal degrees", () => {
+  const result = getOutputPath({
+    input: "/home/user/image.png",
+    rationalAngle: { degrees: 26.565 },
+  });
+  assertEquals(result, "/home/user/image-tile-26.565.png");
+});
+
+Deno.test("getOutputPath - with different file extension", () => {
+  const result = getOutputPath({
+    input: "photo.jpeg",
+    rationalAngle: { degrees: 90 },
+  });
+  assertEquals(result, "./photo-tile-90.jpeg");
+});
+
+Deno.test("getOutputPath - zero degrees", () => {
+  const result = getOutputPath({
+    input: "./assets/background.png",
+    rationalAngle: { degrees: 0 },
+  });
+  assertEquals(result, "./assets/background-tile-0.png");
+});
+
+Deno.test("getOutputPath - preserves directory structure", () => {
+  const result = getOutputPath({
+    input: "../../parent/child/file.png",
+    rationalAngle: { degrees: 45 },
+  });
+  assertEquals(result, "../../parent/child/file-tile-45.png");
+});
+
+Deno.test("getOutputPath - custom output ignores input path structure", () => {
+  const result = getOutputPath({
+    input: "/some/long/path/to/image.png",
+    rationalAngle: { degrees: 63.435 },
+    output: "./output.png",
+  });
+  assertEquals(result, "./output.png");
+});

From 2b4b19098004d5efba3315bd9230860c2d5b6e36 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 2 Mar 2026 18:26:36 +0000
Subject: [PATCH 3/3] Use standard Deno assertion library and add @std/assert
 to imports

Co-authored-by: marlonmarcello <1956448+marlonmarcello@users.noreply.github.com>
---
 deno.json       |  1 +
 src/lib_test.ts | 10 +---------
 2 files changed, 2 insertions(+), 9 deletions(-)

diff --git a/deno.json b/deno.json
index b61140f..cca59f8 100644
--- a/deno.json
+++ b/deno.json
@@ -1,5 +1,6 @@
 {
   "imports": {
+    "@std/assert": "jsr:@std/assert@^1.0.15",
     "@std/cli": "jsr:@std/cli@^1.0.27",
     "@std/fs": "jsr:@std/fs@^1.0.22",
     "@std/path": "jsr:@std/path@^1.1.4",
diff --git a/src/lib_test.ts b/src/lib_test.ts
index 589f4c4..06040d4 100644
--- a/src/lib_test.ts
+++ b/src/lib_test.ts
@@ -1,14 +1,6 @@
+import { assertEquals } from "jsr:@std/assert";
 import { getOutputPath } from "./lib.ts";
 
-// Simple assertion helper
-function assertEquals<T>(actual: T, expected: T, msg?: string): void {
-  if (actual !== expected) {
-    throw new Error(
-      msg || `Expected ${JSON.stringify(expected)}, but got ${JSON.stringify(actual)}`
-    );
-  }
-}
-
 Deno.test("getOutputPath - default output without custom path", () => {
   const result = getOutputPath({
     input: "Checker.png",