California gets roads, traffic, and a car to follow

src/test/californiaCity.test.ts

@@ -0,0 +1,33 @@
+/** Contract checks for the state-scale rendering adapter. */
+
+import assert from "node:assert/strict";
+import { describe, it } from "node:test";
+import CALIFORNIA_CITY, { CALIFORNIA_I_5, CALIFORNIA_US_101 } from "../cities/california.ts";
+
+describe("California corridor city", () => {
+  it("keeps the two transport routes on one coarse render board", () => {
+    assert.equal(CALIFORNIA_CITY.id, "california");
+    assert.equal(CALIFORNIA_CITY.roads.length, 2);
+    assert.ok(CALIFORNIA_US_101.length > 10);
+    assert.ok(CALIFORNIA_I_5.length > 10);
+    for (const path of [CALIFORNIA_US_101, CALIFORNIA_I_5]) {
+      for (const [lat, lng] of path) {
+        assert.ok(lat >= CALIFORNIA_CITY.bounds.minLat && lat <= CALIFORNIA_CITY.bounds.maxLat);
+        assert.ok(lng >= CALIFORNIA_CITY.bounds.minLng && lng <= CALIFORNIA_CITY.bounds.maxLng);
+      }
+    }
+  });
+
+  it("offers route chapters plus doors into both detailed city boards", () => {
+    assert.deepEqual(
+      CALIFORNIA_CITY.chapters.map((chapter) => chapter.id),
+      ["california-overview", "la-sf-us-101", "la-sf-i-5", "los-angeles", "san-francisco"],
+    );
+  });
+
+  it("uses a state-scale field rather than city-scale cells", () => {
+    assert.ok(CALIFORNIA_CITY.cellLat >= 0.01);
+    assert.ok(CALIFORNIA_CITY.cellLng >= 0.01);
+    assert.equal(CALIFORNIA_CITY.districts.length, 0);
+  });
+});