Initial Commit

packages/testkit/testing/testing-dom/tests/dep-graph.test.ts

@@ -0,0 +1,60 @@
+/**
+ * Dep-graph guard — runtime closure of @suaveplan/testing-dom must
+ * contain zero `@suaveplan/*` packages. devDeps may include
+ * @suaveplan/testing for our own tests.
+ */
+import { readFile } from "node:fs/promises";
+import { dirname, resolve } from "node:path";
+import { fileURLToPath } from "node:url";
+import { describe, expect, it } from "../src/runner/index.js";
+
+const here = dirname(fileURLToPath(import.meta.url));
+const pkgPath = resolve(here, "..", "package.json");
+
+describe("dep-graph guard", () => {
+    it("no @suaveplan/* in dependencies or peerDependencies", {
+        timeout: 5000,
+    }, async () => {
+        const pkg = JSON.parse(await readFile(pkgPath, "utf8")) as {
+            dependencies?: Record<string, string>;
+            peerDependencies?: Record<string, string>;
+        };
+        const sections: Array<
+            [
+                "dependencies" | "peerDependencies",
+                Record<string, string> | undefined,
+            ]
+        > = [
+            ["dependencies", pkg.dependencies],
+            ["peerDependencies", pkg.peerDependencies],
+        ];
+        for (const [name, deps] of sections) {
+            if (!deps) continue;
+            const offending = Object.keys(deps).filter((k) =>
+                k.startsWith("@suaveplan/")
+            );
+            expect(
+                offending,
+                `${name} contains @suaveplan/* deps: ${offending.join(", ")}`
+            ).toEqual([]);
+        }
+    });
+
+    it("devDependencies may contain @suaveplan/testing only (utilities for our own tests)", {
+        timeout: 5000,
+    }, async () => {
+        const pkg = JSON.parse(await readFile(pkgPath, "utf8")) as {
+            devDependencies?: Record<string, string>;
+        };
+        const ours = Object.keys(pkg.devDependencies ?? {}).filter((k) =>
+            k.startsWith("@suaveplan/")
+        );
+        const allowed = new Set(["@suaveplan/testing"]);
+        for (const dep of ours) {
+            expect(
+                allowed.has(dep),
+                `unexpected @suaveplan/* devDep: ${dep}`
+            ).toBe(true);
+        }
+    });
+});