feat(js): m01 util and m02 model with tests, fixtures, purity audit

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
2026-10-28 23:38:29 +01:00
parent 5be3cebe71
commit 22c221a042
14 changed files with 508 additions and 4 deletions
@@ -0,0 +1,45 @@
+{
+  "function": "delta",
+  "cases": [
+    {
+      "name": "up",
+      "args": [
+        "Up"
+      ],
+      "expected": {
+        "x": 0,
+        "y": -1
+      }
+    },
+    {
+      "name": "down",
+      "args": [
+        "Down"
+      ],
+      "expected": {
+        "x": 0,
+        "y": 1
+      }
+    },
+    {
+      "name": "left",
+      "args": [
+        "Left"
+      ],
+      "expected": {
+        "x": -1,
+        "y": 0
+      }
+    },
+    {
+      "name": "right",
+      "args": [
+        "Right"
+      ],
+      "expected": {
+        "x": 1,
+        "y": 0
+      }
+    }
+  ]
+}