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;; Tests for various source transformations.
(defpackage :srctran-tests
(:use :cl :lisp-unit))
(in-package "SRCTRAN-TESTS")
(define-test floor-quotient-bound
"Test the first value of FLOOR returns the correct interval"
(assert-equalp (c::make-interval :low 0 :high 10)
(c::floor-quotient-bound
(c::make-interval :low 0.3 :high 10.3)))
(assert-equalp (c::make-interval :LOW 0 :HIGH 10)
(c::floor-quotient-bound
(c::make-interval :low 0.3 :high '(10.3))))
(assert-equalp (c::make-interval :LOW 0 :HIGH 10)
(c::floor-quotient-bound (c::make-interval :low 0.3 :high 10)))
(assert-equalp (c::make-interval :LOW 0 :HIGH 9)
(c::floor-quotient-bound (c::make-interval :low 0.3 :high '(10))))
(assert-equalp (c::make-interval :LOW 0 :HIGH 9)
(c::floor-quotient-bound (c::make-interval :low 0.3 :high '(10))))
(assert-equalp (c::make-interval :LOW 0 :HIGH 10)
(c::floor-quotient-bound (c::make-interval :low '(0.3) :high 10.3)))
(assert-equalp (c::make-interval :LOW 0 :HIGH 10)
(c::floor-quotient-bound (c::make-interval :low '(0.0) :high 10.3)))
(assert-equalp (c::make-interval :LOW -2 :HIGH 10)
(c::floor-quotient-bound (c::make-interval :low '(-1.3) :high 10.3)))
(assert-equalp (c::make-interval :LOW -1 :HIGH 10)
(c::floor-quotient-bound (c::make-interval :low '(-1.0) :high 10.3)))
(assert-equalp (c::make-interval :LOW -1 :HIGH 10)
(c::floor-quotient-bound (c::make-interval :low -1.0 :high 10.3))))
(define-test floor-rem-bound
"Test the second value of FLOOR returns the correct interval"
(assert-equalp (c::make-interval :low 0 :high '(10.3))
(c::floor-rem-bound (c::make-interval :low 0.3 :high 10.3)))
(assert-equalp (c::make-interval :low 0 :high '(10.3))
(c::floor-rem-bound (c::make-interval :low 0.3 :high '(10.3))))
(assert-equalp (c::make-interval :low '(-10) :high 0)
(c::floor-rem-bound (c::make-interval :low -10 :high -2.3)))
(assert-equalp (c::make-interval :low 0 :high '(10))
(c::floor-rem-bound (c::make-interval :low 0.3 :high 10)))
(assert-equalp (c::make-interval :low '(-10.3) :high '(10.3))
(c::floor-rem-bound (c::make-interval :low '(-1.3) :high 10.3)))
(assert-equalp (c::make-interval :low '(-20.3) :high '(20.3))
(c::floor-rem-bound (c::make-interval :low '(-20.3) :high 10.3))))
(define-test ceiling-quotient-bound
"Test the first value of CEILING returns the correct interval"
(assert-equalp (c::make-interval :low 1 :high 11)
(c::ceiling-quotient-bound (c::make-interval :low 0.3 :high 10.3)))
(assert-equalp (c::make-interval :low 1 :high 11)
(c::ceiling-quotient-bound (c::make-interval :low 0.3 :high '(10.3))))
(assert-equalp (c::make-interval :low 1 :high 10)
(c::ceiling-quotient-bound (c::make-interval :low 0.3 :high 10)))
(assert-equalp (c::make-interval :low 1 :high 10)
(c::ceiling-quotient-bound (c::make-interval :low 0.3 :high '(10))))
(assert-equalp (c::make-interval :low 1 :high 11)
(c::ceiling-quotient-bound (c::make-interval :low '(0.3) :high 10.3)))
(assert-equalp (c::make-interval :low 1 :high 11)
(c::ceiling-quotient-bound (c::make-interval :low '(0.0) :high 10.3)))
(assert-equalp (c::make-interval :low -1 :high 11)
(c::ceiling-quotient-bound (c::make-interval :low '(-1.3) :high 10.3)))
(assert-equalp (c::make-interval :low 0 :high 11)
(c::ceiling-quotient-bound (c::make-interval :low '(-1.0) :high 10.3)))
(assert-equalp (c::make-interval :low -1 :high 11)
(c::ceiling-quotient-bound (c::make-interval :low -1.0 :high 10.3))))
(define-test ceiling-rem-bound
"Test the second value of CEILING returns the correct interval"
(assert-equalp (c::make-interval :low '(-10.3) :high 0)
(c::ceiling-rem-bound (c::make-interval :low 0.3 :high 10.3)))
(assert-equalp (c::make-interval :low '(-10.3) :high 0)
(c::ceiling-rem-bound (c::make-interval :low 0.3 :high '(10.3))))
(assert-equalp (c::make-interval :low 0 :high '(10))
(c::ceiling-rem-bound (c::make-interval :low -10 :high -2.3)))
(assert-equalp (c::make-interval :low '(-10) :high 0)
(c::ceiling-rem-bound (c::make-interval :low 0.3 :high 10)))
(assert-equalp (c::make-interval :low '(-10.3) :high '(10.3))
(c::ceiling-rem-bound (c::make-interval :low '(-1.3) :high 10.3)))
(assert-equalp (c::make-interval :low '(-20.3) :high '(20.3))
(c::ceiling-rem-bound (c::make-interval :low '(-20.3) :high 10.3))))
(define-test round-quotient-bound
"Test the first value of ROUND returns the correct interval"
(assert-equalp (c::make-interval :low 0 :high 10)
(c::round-quotient-bound (c::make-interval :low 0.3 :high 10.5)))
(assert-equalp (c::make-interval :low 0 :high 12)
(c::round-quotient-bound (c::make-interval :low 0.3 :high 11.5)))
(assert-equalp (c::make-interval :low 0 :high 10)
(c::round-quotient-bound (c::make-interval :low 0.3 :high '(10.5))))
;; Known failure: returns high limit of 12 instead of 11
(assert-equalp (c::make-interval :low 0 :high 11)
(c::round-quotient-bound (c::make-interval :low 0.3 :high '(11.5))))
(assert-equalp (c::make-interval :low 2 :high 10)
(c::round-quotient-bound (c::make-interval :low 1.5 :high 10.5)))
(assert-equalp (c::make-interval :low 2 :high 10)
(c::round-quotient-bound (c::make-interval :low '(1.5) :high 10.5)))
;; Known failure: returns high limit of 0 instead of 1
(assert-equalp (c::make-interval :low 1 :high 10)
(c::round-quotient-bound (c::make-interval :low '(0.5) :high 10.5)))
)
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