chore: import upstream snapshot with attribution

apps/sim/lib/copilot/request/sse-utils.test.ts

@@ -0,0 +1,63 @@
+import { describe, expect, it } from 'vitest'
+import {
+  MothershipStreamV1EventType,
+  MothershipStreamV1ToolExecutor,
+  MothershipStreamV1ToolMode,
+  MothershipStreamV1ToolPhase,
+} from '@/lib/copilot/generated/mothership-stream-v1'
+import { TOOL_CALL_STATUS } from '@/lib/copilot/request/session'
+import type { StreamEvent } from '@/lib/copilot/request/types'
+import { shouldSkipToolCallEvent } from './sse-utils'
+
+describe('shouldSkipToolCallEvent', () => {
+  it('skips pathless read and glob generating placeholders without marking the call seen', () => {
+    const readEvent = toolCallEvent('read-generating-placeholder', 'read', undefined, true)
+    const globEvent = toolCallEvent('glob-generating-placeholder', 'glob', undefined, true)
+
+    expect(shouldSkipToolCallEvent(readEvent)).toBe(true)
+    expect(shouldSkipToolCallEvent(globEvent)).toBe(true)
+
+    expect(
+      shouldSkipToolCallEvent(
+        toolCallEvent('read-generating-placeholder', 'read', {
+          path: 'components/integrations/slack/README.md',
+        })
+      )
+    ).toBe(false)
+    expect(
+      shouldSkipToolCallEvent(
+        toolCallEvent('glob-generating-placeholder', 'glob', {
+          pattern: 'components/blocks/*/README.md',
+        })
+      )
+    ).toBe(false)
+  })
+
+  it('keeps non-vfs generating placeholders visible', () => {
+    expect(
+      shouldSkipToolCallEvent(
+        toolCallEvent('search-generating-placeholder', 'search_online', undefined, true)
+      )
+    ).toBe(false)
+  })
+})
+
+function toolCallEvent(
+  toolCallId: string,
+  toolName: string,
+  args?: Record<string, unknown>,
+  generating = false
+): StreamEvent {
+  return {
+    type: MothershipStreamV1EventType.tool,
+    payload: {
+      toolCallId,
+      toolName,
+      executor: MothershipStreamV1ToolExecutor.go,
+      mode: MothershipStreamV1ToolMode.sync,
+      phase: MothershipStreamV1ToolPhase.call,
+      ...(generating ? { status: TOOL_CALL_STATUS.generating } : {}),
+      ...(args ? { arguments: args } : {}),
+    },
+  } satisfies StreamEvent
+}