diff options
Diffstat (limited to 'files/practicum/StdQTest.icl')
| -rw-r--r-- | files/practicum/StdQTest.icl | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/files/practicum/StdQTest.icl b/files/practicum/StdQTest.icl deleted file mode 100644 index 23a9717..0000000 --- a/files/practicum/StdQTest.icl +++ /dev/null @@ -1,73 +0,0 @@ -module StdQTest
-
-/* Test module StdQTest
- Voor werken met Gast:
- (*) gebruik Environment 'Gast'
- (*) zet Project Options op 'Basic Values Only'
-*/
-
-import StdQ
-import StdEnv
-import gast
-
-Start
- = testn 1000
- (\ a b c ->
- let qa = fromInt a
- in zero_is_neutral_for_addition qa /\
- zero_is_neutral_for_subtraction qa /\
- one_is_neutral_for_multiplication qa /\
- one_is_neutral_for_division qa /\
- negation_is_idempotent qa /\
- add_then_subtract_yields_identity qa /\
- subtract_then_add_yields_identity qa /\
- abs_is_positive qa /\
- isInt_holds_for_Ints qa /\
- toQ_yields_rational a b c /\
- True
- )
-
-zero_is_neutral_for_addition :: Q -> Property
-zero_is_neutral_for_addition a = name "zero_is_neutral_for_addition"
- (zero + a == a && a == a + zero)
-
-zero_is_neutral_for_subtraction :: Q -> Property
-zero_is_neutral_for_subtraction a = name "zero_is_neutral_for_subtraction"
- (a - zero == a && a == ~ (zero - a))
-
-one_is_neutral_for_multiplication :: Q -> Property
-one_is_neutral_for_multiplication a = name "one_is_neutral_for_multiplication"
- (one * a == a && a == a * one)
-
-zero_is_zero_for_multiplication :: Q -> Property
-zero_is_zero_for_multiplication a = name "zero_is_zero_for_multiplication"
- (zero * a == zero && zero == a * zero)
-
-one_is_neutral_for_division :: Q -> Property
-one_is_neutral_for_division a = name "one_is_neutral_for_division"
- (a / one == a)
-
-negation_is_idempotent :: Q -> Property
-negation_is_idempotent a = name "negation_is_idempotent"
- (~ (~ a) == a)
-
-add_then_subtract_yields_identity :: Q -> Property
-add_then_subtract_yields_identity a = name "add then subtract" ((a + a) - a == a)
-
-subtract_then_add_yields_identity :: Q -> Property
-subtract_then_add_yields_identity a = name "subtract then add" ((zero - a - a) + a + a == zero)
-
-abs_is_positive :: Q -> Property
-abs_is_positive a = name "abs is positive" (abs a >= zero)
-
-isInt_holds_for_Ints :: Q -> Property
-isInt_holds_for_Ints a = name "isInt holds for Ints" (isInt a && (a == zero || not (isInt (a / (a+a)))))
-
-toQ_yields_rational :: Int Int Int -> Property
-toQ_yields_rational a b c = name "toQ yields rational"
- ( (abs a > 2^30 || abs b > 2^30 || a*b == zero || toQ (a,b) * toQ b == toQ a)
- &&
- (abs a > 2^30 || abs b > 2^30 || abs c > 2^30 || a*b*c == zero || (toQ (c,a,b) - toQ c) * toQ b == toQ a)
- )
-
-instance fromInt Q where fromInt i = toQ i
|