test(function): prove direct tool calls against the real function-exe…

…cution policy
waleedlatif1 · Oct 7, 2026 · Oct 7, 2026 · Oct 7, 2026 · 738e955ac3a3d145343505f657fe86f1e13f8c24
commit 738e955ac3a3d145343505f657fe86f1e13f8c24
diff --git a/apps/sim/lib/internal/function/execute-direct-call.test.ts b/apps/sim/lib/internal/function/execute-direct-call.test.ts
@@ -0,0 +1,69 @@
+import { createPersonalApiKeyPrincipal } from '@sim/testing/factories/principal.factory'
+import { workspaceAuthzMock, workspaceAuthzMockFns } from '@sim/testing/mocks/workspace-authz.mock'
+import {
+  workspaceContextMock,
+  workspaceContextMockFns,
+} from '@sim/testing/mocks/workspace-context.mock'
+import { beforeEach, describe, expect, it, vi } from 'vitest'
+
+const mocks = vi.hoisted(() => ({ runSandbox: vi.fn() }))
+
+vi.mock('@/lib/function-execution/execute-request', () => ({
+  executeFunctionRequest: mocks.runSandbox,
+}))
+vi.mock('@/lib/workspaces/application/workspace-context', () => workspaceContextMock)
+vi.mock('@sim/platform-authz/workspace', () => workspaceAuthzMock)
+
+import type { Principal } from '@sim/auth/principal'
+import { markCopilotWorkspaceInvocation } from '@/lib/core/application/copilot-workspace-invocation'
+import { PrincipalKindAuthorizationError } from '@/lib/core/application/workspace-authorization'
+import { executeFunctionTool } from '@/lib/internal/function/execute'
+import { createCopilotChatPrincipal } from '@/lib/mothership/auth/application-delegation'
+import { TOOL_EXECUTION_DELEGATION_AUDIENCE } from '@/lib/tool-execution/application/operations'
+
+/**
+ * `POST /api/v2/tools/{id}/execute` (the embedded CLI's `tools execute`) runs `function_execute`
+ * with no workflow behind it, so no executor origin exists. The real function-execution policy
+ * decides from the authenticated caller; only the sandbox is stubbed.
+ */
+function runDirect(callerPrincipal: Principal) {
+  return executeFunctionTool({
+    body: { code: 'return 1' },
+    headers: new Headers(),
+    requestId: 'request-1',
+    context: { workflowId: '', workspaceId: 'workspace-1', userId: 'user-1', callerPrincipal },
+  })
+}
+
+describe('executeFunctionTool direct tool calls', () => {
+  beforeEach(() => {
+    workspaceContextMockFns.mockResolveActiveWorkspaceApplicationContext.mockResolvedValue({
+      workspaceId: 'workspace-1',
+      workspaceOrganizationId: null,
+      billedAccountUserId: 'user-1',
+      allowPersonalApiKeys: true,
+    })
+    workspaceAuthzMockFns.mockResolveEffectiveWorkspacePermission.mockResolvedValue('write')
+    mocks.runSandbox.mockResolvedValue(Response.json({ success: true, output: { result: 1 } }))
+  })
+
+  it('runs the code for an admitted Mothership caller', async () => {
+    const caller = createCopilotChatPrincipal(
+      { userId: 'user-1', workspaceId: 'workspace-1', chatId: 'chat-1' },
+      TOOL_EXECUTION_DELEGATION_AUDIENCE
+    )
+    markCopilotWorkspaceInvocation(caller)
+
+    const response = await runDirect(caller)
+
+    expect(response.status).toBe(200)
+    expect(await response.json()).toEqual({ success: true, output: { result: 1 } })
+  })
+
+  it('still refuses a personal API key before any code runs', async () => {
+    await expect(runDirect(createPersonalApiKeyPrincipal({ keyId: 'key-1' }))).rejects.toThrow(
+      PrincipalKindAuthorizationError
+    )
+    expect(mocks.runSandbox).not.toHaveBeenCalled()
+  })
+})
diff --git a/apps/sim/lib/internal/function/execute.test.ts b/apps/sim/lib/internal/function/execute.test.ts
@@ -1,5 +1,3 @@
-import type { Principal } from '@sim/auth/principal'
-import { createPersonalApiKeyPrincipal } from '@sim/testing/factories/principal.factory'
 import {
   executorPrincipalMock,
   executorPrincipalMockFns,
@@ -14,18 +12,15 @@ const mocks = vi.hoisted(() => ({
 vi.mock('@/lib/internal/principals/executor', () => executorPrincipalMock)
 
 vi.mock('@/lib/function-execution/application/execute-function', () => ({
-  executeFunction: { execute: mocks.execute, delegationAudience: 'sim:function-executions' },
+  executeFunction: { execute: mocks.execute },
 }))
 
 vi.mock('@/lib/function-execution/application/execute-chat-function', () => ({
   executeChatFunction: { execute: mocks.executeChat },
 }))
 
-import { markCopilotWorkspaceInvocation } from '@/lib/core/application/copilot-workspace-invocation'
 import { FUNCTION_EXECUTION_DELEGATION_AUDIENCE } from '@/lib/function-execution/application/authorization'
 import { executeFunctionTool } from '@/lib/internal/function/execute'
-import { createCopilotChatPrincipal } from '@/lib/mothership/auth/application-delegation'
-import { TOOL_EXECUTION_DELEGATION_AUDIENCE } from '@/lib/tool-execution/application/operations'
 import { ResolvedSecretTraceRegistry } from '@/executor/utils/resolved-secret-trace-registry'
 
 const { mockCreateExecutorPrincipalFromExecutionContext } = executorPrincipalMockFns
@@ -174,57 +169,4 @@ describe('executeFunctionTool', () => {
     expect(mocks.executeChat).not.toHaveBeenCalled()
     expect(mocks.execute).not.toHaveBeenCalled()
   })
-
-  describe('direct tool calls (POST /api/v2/tools/{id}/execute)', () => {
-    function directContext(callerPrincipal: Principal) {
-      return {
-        workflowId: '',
-        workspaceId: 'workspace-1',
-        userId: 'user-1',
-        callerPrincipal,
-      }
-    }
-
-    it('rebinds an admitted Mothership caller to the function-execution audience', async () => {
-      const caller = createCopilotChatPrincipal(
-        { userId: 'user-1', workspaceId: 'workspace-1', chatId: 'chat-1' },
-        TOOL_EXECUTION_DELEGATION_AUDIENCE
-      )
-      markCopilotWorkspaceInvocation(caller)
-
-      await executeFunctionTool({
-        body: { code: 'return 1' },
-        headers: new Headers(),
-        requestId: 'request-1',
-        context: directContext(caller),
-      })
-
-      expect(mockCreateExecutorPrincipalFromExecutionContext).not.toHaveBeenCalled()
-      expect(mocks.execute).toHaveBeenCalledWith(
-        expect.objectContaining({
-          principal: expect.objectContaining({
-            kind: 'delegated',
-            serviceId: 'copilot',
-            subjectUserId: 'user-1',
-            workspaceId: 'workspace-1',
-            audience: FUNCTION_EXECUTION_DELEGATION_AUDIENCE,
-          }),
-        })
-      )
-    })
-
-    it('hands any other caller to the function-execution policy unchanged', async () => {
-      const caller = createPersonalApiKeyPrincipal({ keyId: 'personal-key-1' })
-
-      await executeFunctionTool({
-        body: { code: 'return 1' },
-        headers: new Headers(),
-        requestId: 'request-1',
-        context: directContext(caller),
-      })
-
-      expect(mockCreateExecutorPrincipalFromExecutionContext).not.toHaveBeenCalled()
-      expect(mocks.execute).toHaveBeenCalledWith(expect.objectContaining({ principal: caller }))
-    })
-  })
 })