X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcheck.lisp;h=1bab17deb038052c2008efe524ef2cd9c3bbf901;hb=54f0cf6665c6273328c2c1c98d4f8b4a3508a0ac;hp=6bd27f62662afdc39f00aaacf3c087ecb162dbfe;hpb=6638700caf2d65f4fa0b8494157913dcbe0fe2ee;p=fiveam.git diff --git a/src/check.lisp b/src/check.lisp index 6bd27f6..1bab17d 100644 --- a/src/check.lisp +++ b/src/check.lisp @@ -46,6 +46,22 @@ (:method ((o t)) nil) (:method ((o test-passed)) t)) +(define-condition check-failure (error) + ((reason :accessor reason :initarg :reason :initform "no reason given") + (test-case :accessor test-case :initarg :test-case) + (test-expr :accessor test-expr :initarg :test-expr)) + (:documentation "Signaled when a check fails.") + (:report (lambda (c stream) + (format stream "The following check failed: ~S~%~A." + (test-expr c) + (reason c))))) + +(defmacro process-failure (&rest args) + `(progn + (with-simple-restart (ignore-failure "Continue the test run.") + (error 'check-failure ,@args)) + (add-result 'test-failure ,@args))) + (defclass test-failure (test-result) () (:documentation "Class for unsuccessful checks.")) @@ -110,23 +126,38 @@ Wrapping the TEST form in a NOT simply preducse a negated reason string." (assert (listp test) (test) "Argument to IS must be a list, not ~S" test) - `(if ,test - (add-result 'test-passed :test-expr ',test) - (add-result 'test-failure - :reason ,(if (null reason-args) - (list-match-case test - ((not (?predicate ?expected ?actual)) - `(format nil "~S was ~S to ~S" ,?actual ',?predicate ,?expected)) - ((not (?satisfies ?value)) - `(format nil "~S satisfied ~S" ,?value ',?satisfies)) - ((?predicate ?expected ?actual) - `(format nil "~S was not ~S to ~S" ,?actual ',?predicate ,?expected)) - ((?satisfies ?value) - `(format nil "~S did not satisfy ~S" ,?value ',?satisfies)) - (t - `(is-true ,test ,@reason-args))) - `(format nil ,@reason-args)) - :test-expr ',test))) + (let (bindings effective-test default-reason-args) + (with-unique-names (e a v) + (list-match-case test + ((not (?predicate ?expected ?actual)) + (setf bindings (list (list e ?expected) + (list a ?actual)) + effective-test `(not (,?predicate ,e ,a)) + default-reason-args (list "~S was ~S to ~S" a `',?predicate e))) + ((not (?satisfies ?value)) + (setf bindings (list (list v ?value)) + effective-test `(not (,?satisfies ,v)) + default-reason-args (list "~S satisfied ~S" v `',?satisfies))) + ((?predicate ?expected ?actual) + (setf bindings (list (list e ?expected) + (list a ?actual)) + effective-test `(,?predicate ,e ,a) + default-reason-args (list "~S was not ~S to ~S" a `',?predicate e))) + ((?satisfies ?value) + (setf bindings (list (list v ?value)) + effective-test `(,?satisfies ,v) + default-reason-args (list "~S did not satisfy ~S" v `',?satisfies))) + (t + (setf bindings '() + effective-test test + default-reason-args "No reason supplied."))) + `(let ,bindings + (if ,effective-test + (add-result 'test-passed :test-expr ',test) + (process-failure :reason ,(if (null reason-args) + `(format nil ,@default-reason-args) + `(format nil ,@reason-args)) + :test-expr ',test)))))) ;;;; *** Other checks @@ -142,11 +173,12 @@ Wrapping the TEST form in a NOT simply preducse a negated reason string." does not inspect CONDITION to determine how to report the failure." `(if ,condition - (add-result 'test-passed :test-expr ',condition) - (add-result 'test-failure :reason ,(if reason-args - `(format nil ,@reason-args) - `(format nil "~S did not return a true value" ',condition)) - :test-expr ',condition))) + (add-result 'test-passed :test-expr ',condition) + (process-failure + :reason ,(if reason-args + `(format nil ,@reason-args) + `(format nil "~S did not return a true value" ',condition)) + :test-expr ',condition))) (defmacro is-false (condition &rest reason-args) "Generates a pass if CONDITION returns false, generates a @@ -154,30 +186,36 @@ Wrapping the TEST form in a NOT simply preducse a negated reason string." not inspect CONDITION to determine what reason to give it case of test failure" `(if ,condition - (add-result 'test-failure :reason ,(if reason-args - `(format nil ,@reason-args) - `(format nil "~S returned a true value" ',condition)) - :test-expr ',condition) - (add-result 'test-passed :test-expr ',condition))) - -(defmacro signals (condition &body body) + (process-failure + :reason ,(if reason-args + `(format nil ,@reason-args) + `(format nil "~S returned a true value" ',condition)) + :test-expr ',condition) + (add-result 'test-passed :test-expr ',condition))) + +(defmacro signals (condition-spec + &body body) "Generates a pass if BODY signals a condition of type CONDITION. BODY is evaluated in a block named NIL, CONDITION is not evaluated." (let ((block-name (gensym))) - `(block ,block-name - (handler-bind ((,condition (lambda (c) - (declare (ignore c)) - ;; ok, body threw condition - (add-result 'test-passed - :test-expr ',condition) - (return-from ,block-name t)))) - (block nil - ,@body - (add-result 'test-failure - :reason (format nil "Failed to signal a ~S" ',condition) - :test-expr ',condition) - (return-from ,block-name nil)))))) + (destructuring-bind (condition &optional reason-control reason-args) + (ensure-list condition-spec) + `(block ,block-name + (handler-bind ((,condition (lambda (c) + (declare (ignore c)) + ;; ok, body threw condition + (add-result 'test-passed + :test-expr ',condition) + (return-from ,block-name t)))) + (block nil + ,@body + (process-failure + :reason ,(if reason-control + `(format nil ,reason-control ,@reason-args) + `(format nil "Failed to signal a ~S" ',condition)) + :test-expr ',condition) + (return-from ,block-name nil))))))) (defmacro finishes (&body body) "Generates a pass if BODY executes to normal completion. In @@ -190,9 +228,9 @@ fails." (setf ok t)) (if ok (add-result 'test-passed :test-expr ',body) - (add-result 'test-failure - :reason (format nil "Test didn't finish") - :test-expr ',body))))) + (process-failure + :reason (format nil "Test didn't finish") + :test-expr ',body))))) (defmacro pass (&rest message-args) "Simply generate a PASS." @@ -203,10 +241,10 @@ fails." (defmacro fail (&rest message-args) "Simply generate a FAIL." - `(add-result 'test-failure - :test-expr ',message-args - ,@(when message-args - `(:reason (format nil ,@message-args))))) + `(process-failure + :test-expr ',message-args + ,@(when message-args + `(:reason (format nil ,@message-args))))) ;; Copyright (c) 2002-2003, Edward Marco Baringer ;; All rights reserved.