Function assertOHLCEqual

examples/acceptance/ohlc-sample.ts:26–46

(
  label: string,
  actual: OHLCDataPoint,
  expected: { timestamp: number; open: number; close: number; low: number; high: number },
)

// Helper to compare OHLC values (works for both tuple and object)
const assertOHLCEqual = (
  label: string,
  actual: OHLCDataPoint,
  expected: { timestamp: number; open: number; close: number; low: number; high: number },
): void => {
  if (Array.isArray(actual)) {
    // Tuple format: [timestamp, open, close, low, high]
    assertEqual(`${label} timestamp`, actual[0], expected.timestamp);
    assertEqual(`${label} open`, actual[1], expected.open);
    assertEqual(`${label} close`, actual[2], expected.close);
    assertEqual(`${label} low`, actual[3], expected.low);
    assertEqual(`${label} high`, actual[4], expected.high);
  } else {
    // Object format
    assertEqual(`${label} timestamp`, actual.timestamp, expected.timestamp);
    assertEqual(`${label} open`, actual.open, expected.open);
    assertEqual(`${label} close`, actual.close, expected.close);
    assertEqual(`${label} low`, actual.low, expected.low);
    assertEqual(`${label} high`, actual.high, expected.high);
  }
};

// =============================================================================
// 1. TUPLE INPUT TESTS