refactor(workflow): contract shared core (#33)

harness/.pi/extensions/gate/__tests__/module_boundaries.test.js

@@ -0,0 +1,43 @@
+const test = require("node:test");
+const assert = require("node:assert");
+const { readdirSync, readFileSync } = require("node:fs");
+const { dirname, extname, join, relative, resolve, sep } = require("node:path");
+
+const gateRoot = resolve(__dirname, "..");
+const domainRoots = ["disambiguation", "memory"];
+
+
+function productionFiles(root) {
+  return readdirSync(root, { withFileTypes: true }).flatMap((entry) => {
+    const path = join(root, entry.name);
+    if (entry.isDirectory()) {
+      return entry.name === "__tests__" ? [] : productionFiles(path);
+    }
+    return [".js", ".mjs"].includes(extname(entry.name)) ? [path] : [];
+  });
+}
+
+
+function relativeImports(path) {
+  const source = readFileSync(path, "utf8");
+  return [...source.matchAll(/(?:from\s+|import\s*(?:\(\s*)?|require\s*\(\s*)["'](\.[^"']+)["']/g)]
+    .map((match) => match[1]);
+}
+
+
+test("gate domain modules receive shared behavior as capabilities", () => {
+  for (const domain of domainRoots) {
+    const root = join(gateRoot, domain);
+    for (const path of productionFiles(root)) {
+      const imports = relativeImports(path).map((specifier) =>
+        relative(gateRoot, resolve(dirname(path), specifier)).split(sep).join("/"));
+      const violations = imports.filter((target) =>
+        target !== domain && !target.startsWith(`${domain}/`));
+      assert.deepEqual(
+        violations,
+        [],
+        `${relative(gateRoot, path)} imports gate implementation directly: ${violations.join(", ")}`,
+      );
+    }
+  }
+});