test(skills): cover capability normalization variants

src/agents/skills/frontmatter.test.ts

@@ -1,5 +1,5 @@
 import { describe, expect, it } from "vitest";
-import { resolveSkillInvocationPolicy } from "./frontmatter.js";
+import { resolveOpenClawMetadata, resolveSkillInvocationPolicy } from "./frontmatter.js";
 
 describe("resolveSkillInvocationPolicy", () => {
   it("defaults to enabled behaviors", () => {
@@ -17,3 +17,58 @@ describe("resolveSkillInvocationPolicy", () => {
     expect(policy.disableModelInvocation).toBe(true);
   });
 });
+
+describe("resolveOpenClawMetadata", () => {
+  it("parses canonical capabilities from string array", () => {
+    const metadata = resolveOpenClawMetadata({
+      metadata: '{"openclaw":{"capabilities":["shell","network"]}}',
+    });
+    expect(metadata?.capabilities).toEqual(["shell", "network"]);
+  });
+
+  it("normalizes capability aliases used by other harnesses", () => {
+    const metadata = resolveOpenClawMetadata({
+      metadata: JSON.stringify({
+        openclaw: {
+          capabilities: ["web_fetch", "terminal", "subagent", "cron", "message"],
+        },
+      }),
+    });
+    expect(metadata?.capabilities).toEqual([
+      "network",
+      "shell",
+      "sessions",
+      "scheduling",
+      "messaging",
+    ]);
+  });
+
+  it("supports object map capability shape with constraints payload", () => {
+    const metadata = resolveOpenClawMetadata({
+      metadata: JSON.stringify({
+        openclaw: {
+          capabilities: {
+            shell: { mode: "restricted", allow: ["git", "gh"] },
+            network: { web_search: true, web_fetch: true },
+          },
+        },
+      }),
+    });
+    expect(metadata?.capabilities).toEqual(["shell", "network"]);
+  });
+
+  it("supports object array capability shape", () => {
+    const metadata = resolveOpenClawMetadata({
+      metadata: JSON.stringify({
+        openclaw: {
+          capabilities: [
+            { type: "network.search", constraints: { provider: "brave" } },
+            { name: "filesystem", constraints: { paths: ["workspace"] } },
+            { id: "browser", constraints: { screen: "read" } },
+          ],
+        },
+      }),
+    });
+    expect(metadata?.capabilities).toEqual(["network", "filesystem", "browser"]);
+  });
+});