Initial Commit

packages/devtools/tooling/linter/tests/package-shape.test.ts

@@ -0,0 +1,43 @@
+import { readdirSync, readFileSync } from "node:fs";
+import { join } from "node:path";
+import { describe, expect, it } from "@suaveplan/testing/runner";
+
+const PKG_ROOT = join(__dirname, "..");
+const packageJson = JSON.parse(
+    readFileSync(join(PKG_ROOT, "package.json"), "utf-8")
+) as {
+    sideEffects: unknown;
+    bin: Record<string, string>;
+    exports: Record<string, unknown>;
+};
+
+describe("package shape", () => {
+    it("every feature folder has a matching subpath export", {
+        timeout: 5000,
+    }, () => {
+        const srcDir = join(PKG_ROOT, "src");
+        const featureFolders = readdirSync(srcDir, {
+            withFileTypes: true,
+        })
+            .filter(
+                (e) => e.isDirectory() && e.name !== "types" // shared types — no subpath
+            )
+            .map((e) => e.name)
+            .sort();
+        const subpathKeys = Object.keys(packageJson.exports)
+            .filter((k) => k.startsWith("./") && k !== "./package.json")
+            .map((k) => k.replace(/^\.\//, ""))
+            .filter((k) => k !== "" && !k.includes("."));
+        for (const folder of featureFolders) {
+            expect(subpathKeys).toContain(folder);
+        }
+    });
+
+    it("sideEffects is false", { timeout: 5000 }, () => {
+        expect(packageJson.sideEffects).toBe(false);
+    });
+
+    it("bin entry is registered", { timeout: 5000 }, () => {
+        expect(packageJson.bin["suaveplan-lint"]).toBe("./dist/bin.js");
+    });
+});