Initial Commit

packages/money/payment/payment-provider-paypal/tests/dep-graph.test.ts

@@ -0,0 +1,80 @@
+import { readdirSync, readFileSync, statSync } from "node:fs";
+import { join } from "node:path";
+import { describe, expect, it } from "@suaveplan/testing/runner";
+
+const PKG_ROOT = join(__dirname, "..");
+const SRC_ROOT = join(PKG_ROOT, "src");
+
+interface PackageJson {
+    readonly dependencies?: Record<string, string>;
+    readonly devDependencies?: Record<string, string>;
+    readonly peerDependencies?: Record<string, string>;
+}
+
+function walkTypescript(dir: string): string[] {
+    const entries = readdirSync(dir);
+    const files: string[] = [];
+    for (const entry of entries) {
+        const full = join(dir, entry);
+        const st = statSync(full);
+        if (st.isDirectory()) {
+            files.push(...walkTypescript(full));
+        } else if (
+            entry.endsWith(".ts") &&
+            !entry.endsWith(".test.ts") &&
+            !entry.endsWith(".spec.ts")
+        ) {
+            files.push(full);
+        }
+    }
+    return files;
+}
+
+describe("universal dep graph", () => {
+    it("declares only universal dependencies", { timeout: 5000 }, () => {
+        const pkg = JSON.parse(
+            readFileSync(join(PKG_ROOT, "package.json"), "utf8")
+        ) as PackageJson;
+        const runtime = Object.keys(pkg.dependencies ?? {}).sort();
+        expect(runtime).toEqual(
+            [
+                "@suaveplan/error",
+                "@suaveplan/payment",
+                "@suaveplan/payment-providers",
+                "tslib",
+            ].sort()
+        );
+    });
+
+    it("source imports only @suaveplan/* siblings, tslib, and node-free intrinsics", {
+        timeout: 5000,
+    }, () => {
+        // Match any "from 'X'" or "from \"X\"" import specifier.
+        const importPattern = /from\s+['"]([^'"]+)['"]/g;
+        const offenders: string[] = [];
+        for (const file of walkTypescript(SRC_ROOT)) {
+            const text = readFileSync(file, "utf8");
+            for (const match of text.matchAll(importPattern)) {
+                const spec = match[1] ?? "";
+                if (spec.startsWith("node:") || spec.startsWith("bun:")) {
+                    offenders.push(`${file}: ${spec}`);
+                    continue;
+                }
+                if (
+                    spec === "fs" ||
+                    spec === "path" ||
+                    spec === "crypto" ||
+                    spec === "stream" ||
+                    spec === "net" ||
+                    spec === "http" ||
+                    spec === "https" ||
+                    spec === "react" ||
+                    spec === "react-dom"
+                ) {
+                    offenders.push(`${file}: ${spec}`);
+                }
+            }
+        }
+        expect(offenders).toEqual([]);
+    });
+});