Function assertApproxEqual

assertApproxEqual(
    actual: number,
    expected: number,
    message?: string,
    tolerance?: number,
): void
Parameters
- actual: number
  actual value
- expected: number
  expected value
- Optionalmessage: string
  optional error message
- tolerance: number = defaultTolerance
  optional error tolerance, overriding the default
Returns void
Throws
AssertionError iff |actual-expected| > tolerance