refactor(plugins): decouple bundled plugin runtime loading

test/scripts/check-no-conflict-markers.test.ts

@@ -77,7 +77,7 @@ describe("check-no-conflict-markers", () => {
     git(rootDir, "config", "user.email", "test@example.com");
     git(rootDir, "config", "user.name", "Test User");
 
-    const scriptFile = path.join(rootDir, "scripts", "generate-bundled-plugin-metadata.mjs");
+    const scriptFile = path.join(rootDir, "scripts", "bundled-plugin-metadata-runtime.mjs");
     fs.mkdirSync(path.dirname(scriptFile), { recursive: true });
     fs.writeFileSync(
       scriptFile,
@@ -89,7 +89,7 @@ describe("check-no-conflict-markers", () => {
         ">>>>>>> branch",
       ].join("\n"),
     );
-    git(rootDir, "add", "scripts/generate-bundled-plugin-metadata.mjs");
+    git(rootDir, "add", "scripts/bundled-plugin-metadata-runtime.mjs");
 
     const violations = findConflictMarkersInFiles(listTrackedFiles(rootDir));
 

test/scripts/test-extension.test.ts

@@ -8,6 +8,7 @@ import {
   partitionExtensionTestFiles,
   resolveExtensionTestPlan,
 } from "../../scripts/test-extension.mjs";
+import { bundledPluginFile, bundledPluginRoot } from "../helpers/bundled-plugin-paths.js";
 
 const scriptPath = path.join(process.cwd(), "scripts", "test-extension.mjs");
 
@@ -41,18 +42,24 @@ describe("scripts/test-extension.mjs", () => {
     const plan = resolveExtensionTestPlan({ targetArg: "slack", cwd: process.cwd() });
 
     expect(plan.extensionId).toBe("slack");
-    expect(plan.extensionDir).toBe("extensions/slack");
+    expect(plan.extensionDir).toBe(bundledPluginRoot("slack"));
     expect(plan.config).toBe("vitest.channels.config.ts");
-    expect(plan.testFiles.some((file) => file.startsWith("extensions/slack/"))).toBe(true);
+    expect(plan.testFiles.some((file) => file.startsWith(`${bundledPluginRoot("slack")}/`))).toBe(
+      true,
+    );
   });
 
   it("splits channel monitor files into isolated runs", () => {
     const plan = resolveExtensionTestPlan({ targetArg: "discord", cwd: process.cwd() });
 
     expect(plan.config).toBe("vitest.channels.config.ts");
-    expect(plan.isolatedTestFiles).toContain("extensions/discord/src/monitor/provider.test.ts");
-    expect(plan.sharedTestFiles).toContain("extensions/discord/src/channel.test.ts");
-    expect(plan.sharedTestFiles).not.toContain("extensions/discord/src/monitor/provider.test.ts");
+    expect(plan.isolatedTestFiles).toContain(
+      bundledPluginFile("discord", "src/monitor/provider.test.ts"),
+    );
+    expect(plan.sharedTestFiles).toContain(bundledPluginFile("discord", "src/channel.test.ts"));
+    expect(plan.sharedTestFiles).not.toContain(
+      bundledPluginFile("discord", "src/monitor/provider.test.ts"),
+    );
   });
 
   it("resolves provider extensions onto the extensions vitest config", () => {
@@ -60,28 +67,34 @@ describe("scripts/test-extension.mjs", () => {
 
     expect(plan.extensionId).toBe("firecrawl");
     expect(plan.config).toBe("vitest.extensions.config.ts");
-    expect(plan.testFiles.some((file) => file.startsWith("extensions/firecrawl/"))).toBe(true);
+    expect(
+      plan.testFiles.some((file) => file.startsWith(`${bundledPluginRoot("firecrawl")}/`)),
+    ).toBe(true);
   });
 
   it("applies exact isolated files for non-channel extensions", () => {
     const { isolatedTestFiles, sharedTestFiles } = partitionExtensionTestFiles({
       config: "vitest.extensions.config.ts",
       testFiles: [
-        "extensions/firecrawl/src/firecrawl-scrape-tool.test.ts",
-        "extensions/firecrawl/src/index.test.ts",
+        bundledPluginFile("firecrawl", "src/firecrawl-scrape-tool.test.ts"),
+        bundledPluginFile("firecrawl", "src/index.test.ts"),
       ],
     });
 
-    expect(isolatedTestFiles).toEqual(["extensions/firecrawl/src/firecrawl-scrape-tool.test.ts"]);
-    expect(sharedTestFiles).toEqual(["extensions/firecrawl/src/index.test.ts"]);
+    expect(isolatedTestFiles).toEqual([
+      bundledPluginFile("firecrawl", "src/firecrawl-scrape-tool.test.ts"),
+    ]);
+    expect(sharedTestFiles).toEqual([bundledPluginFile("firecrawl", "src/index.test.ts")]);
   });
 
   it("includes paired src roots when they contain tests", () => {
     const plan = resolveExtensionTestPlan({ targetArg: "line", cwd: process.cwd() });
 
-    expect(plan.roots).toContain("extensions/line");
+    expect(plan.roots).toContain(bundledPluginRoot("line"));
     expect(plan.config).toBe("vitest.extensions.config.ts");
-    expect(plan.testFiles.some((file) => file.startsWith("extensions/line/"))).toBe(true);
+    expect(plan.testFiles.some((file) => file.startsWith(`${bundledPluginRoot("line")}/`))).toBe(
+      true,
+    );
   });
 
   it("infers the extension from the current working directory", () => {
@@ -89,14 +102,14 @@ describe("scripts/test-extension.mjs", () => {
     const plan = readPlan([], cwd);
 
     expect(plan.extensionId).toBe("slack");
-    expect(plan.extensionDir).toBe("extensions/slack");
+    expect(plan.extensionDir).toBe(bundledPluginRoot("slack"));
   });
 
   it("maps changed paths back to extension ids", () => {
     const extensionIds = detectChangedExtensionIds([
-      "extensions/slack/src/channel.ts",
+      bundledPluginFile("slack", "src/channel.ts"),
       "src/line/message.test.ts",
-      "extensions/firecrawl/package.json",
+      bundledPluginFile("firecrawl", "package.json"),
       "src/not-a-plugin/file.ts",
     ]);
 
@@ -134,7 +147,7 @@ describe("scripts/test-extension.mjs", () => {
     const extensionId = findExtensionWithoutTests();
     const stdout = runScript([extensionId]);
 
-    expect(stdout).toContain(`No tests found for extensions/${extensionId}.`);
+    expect(stdout).toContain(`No tests found for ${bundledPluginRoot(extensionId)}.`);
     expect(stdout).toContain("Skipping.");
   });
 });

test/scripts/test-parallel.test.ts

@@ -14,6 +14,7 @@ import {
   resolveTestRunExitCode,
 } from "../../scripts/test-parallel-utils.mjs";
 import { loadTestCatalog } from "../../scripts/test-planner/catalog.mjs";
+import { bundledPluginFile } from "../helpers/bundled-plugin-paths.js";
 
 const clearPlannerShardEnv = (env) => {
   const nextEnv = { ...env };
@@ -54,10 +55,10 @@ const sharedTargetedUnitProxyFiles = (() => {
 
 const targetedChannelProxyFiles = [
   ...sharedTargetedChannelProxyFiles,
-  "extensions/discord/src/monitor/message-handler.preflight.acp-bindings.test.ts",
-  "extensions/discord/src/monitor/monitor.agent-components.test.ts",
-  "extensions/telegram/src/bot.create-telegram-bot.test.ts",
-  "extensions/whatsapp/src/monitor-inbox.streams-inbound-messages.test.ts",
+  bundledPluginFile("discord", "src/monitor/message-handler.preflight.acp-bindings.test.ts"),
+  bundledPluginFile("discord", "src/monitor/monitor.agent-components.test.ts"),
+  bundledPluginFile("telegram", "src/bot.create-telegram-bot.test.ts"),
+  bundledPluginFile("whatsapp", "src/monitor-inbox.streams-inbound-messages.test.ts"),
 ];
 
 const targetedUnitProxyFiles = [

test/scripts/test-planner.test.ts

@@ -12,6 +12,7 @@ import {
   buildExecutionPlan,
   explainExecutionTarget,
 } from "../../scripts/test-planner/planner.mjs";
+import { bundledPluginFile } from "../helpers/bundled-plugin-paths.js";
 
 describe("test planner", () => {
   it("builds a capability-aware plan for mid-memory local runs", () => {
@@ -195,7 +196,10 @@ describe("test planner", () => {
         surfaces: [],
         passthroughArgs: [
           "src/auto-reply/reply/followup-runner.test.ts",
-          "extensions/discord/src/monitor/message-handler.preflight.acp-bindings.test.ts",
+          bundledPluginFile(
+            "discord",
+            "src/monitor/message-handler.preflight.acp-bindings.test.ts",
+          ),
         ],
       },
       {