method

assert_in_delta

v1_9_3_125 - Show latest stable - 0 notes - Class: Assertions

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assert_in_delta(exp, act, delta = 0.001, msg = nil) public

For comparing Floats. Fails unless exp and act are within delta of each other.

assert_in_delta Math::PI, (22.0 / 7.0), 0.01

Show source

# File lib/minitest/unit.rb, line 230
    def assert_in_delta exp, act, delta = 0.001, msg = nil
      n = (exp - act).abs
      msg = message(msg) { "Expected #{exp} - #{act} (#{n}) to be < #{delta}" }
      assert delta >= n, msg
    end

assert_in_delta

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