=== 1. Position::calculateProfit() ===
[PASS] BUY profit positive
[PASS] BUY profit negative
[PASS] BUY break-even
[PASS] SELL profit positive
[PASS] SELL profit negative
[PASS] SELL break-even
[PASS] buy (lowercase) same as BUY

=== 2. PositionService validation (no DB) ===
[PASS] blank symbol rejected
[PASS] 6-char symbol rejected
[PASS] digit in symbol rejected
[PASS] zero quantity rejected
[PASS] negative quantity rejected
[PASS] invalid direction rejected
[PASS] lowercase symbol normalised (fails on price not symbol format)

=== 3. Database integration ===
[PASS] openPosition returns array
[PASS] position has correct trader_id
[PASS] position symbol is GOOGL
[PASS] position direction is BUY
[PASS] position quantity is 5
[PASS] position entry_price is 25000
[PASS] position status is open
[PASS] open trade record inserted
[PASS] open trade action = open
[PASS] open trade entry_price = 25000
[PASS] open trade exit_price is null
[PASS] open trade profit is null
[PASS] open trade trader_id matches
[PASS] getPositionsByTrader returns array
[PASS] getPositionsByTrader has >= 1 row
[PASS] getOpenPositions returns array
[PASS] getOpenPositions includes new position
[PASS] stale price causes "Unable to fetch" on openPosition
[PASS] closePosition returns true
[PASS] position status is closed
[PASS] exit_price is 27000
[PASS] profit is 10000 (BUY)
[PASS] closed_at is set
[PASS] close trade record inserted
[PASS] close trade exit_price = 27000
[PASS] close trade profit = 10000
[PASS] close trade action = close
[PASS] close trade entry_price = 25000
[PASS] closing already-closed position returns false

=== 4. Position::open() / Position::close() static methods ===
[PASS] Position::open() returns array
[PASS] Position::open() direction is SELL
[PASS] Position::open() entry_price is 40000
[PASS] Position::open() inserts open trade record
[PASS] Position::close() returns true
[PASS] Position::close() status = closed
[PASS] Position::close() exit_price = 38000
[PASS] Position::close() profit = 4000 (SELL)
[PASS] Position::close() inserts close trade record
[PASS] Position::close() trade exit_price = 38000
[PASS] Position::close() trade profit = 4000
[PASS] Position::close() trade action = close

=== Summary ===
Passed: 55
Failed: 0