# Fast v4

10 quick checks for v4-eras: PA routing, expert DB queries, progress streaming.

## Setup
- clear history

## Steps

### 1. Reflex
- send: hi!
- expect_response: length > 2

### 2. PA routes to expert
- send: show me 3 customers
- expect_trace: has routed
- expect_trace: has tool_call
- expect_response: length > 10

### 3. German query
- send: Zeig mir alle Tabellen in der Datenbank
- expect_trace: has tool_call
- expect_response: length > 10

### 4. Schema discovery
- send: describe the kunden table
- expect_trace: has tool_call
- expect_response: length > 10

### 5. Count query (cached schema)
- send: how many customers are there?
- expect_trace: has tool_call
- expect_response: length > 5

### 6. Complex query
- send: which customers have the most devices?
- expect_trace: has tool_call
- expect_response: length > 20

### 7. Error recovery
- send: SELECT * FROM nichtexistiert
- expect_trace: has tool_call
- expect_response: length > 10

### 8. Memorizer
- send: my name is Nico
- expect_state: facts any contains "Nico"

### 9. Language switch
- send: Hallo wie gehts?
- expect_state: language is "de" or "mixed"

### 10. Bye
- send: ok bye
- expect_response: length > 2