chibi-scheme/lib/srfi/35/test.sld
Daphne Preston-Kendal 3777c1b935 Add SRFI 35 support
2024-11-02 00:49:31 +01:00

94 lines
2.6 KiB
Scheme

(define-library (srfi 35 test)
(import (scheme base)
(srfi 35 internal)
(chibi test))
(export run-tests)
(begin
(define (run-tests)
(test-begin "srfi-35: condition types")
(test-group "Adapted from the SRFI 35 examples"
(define-condition-type &c &condition
c?
(x c-x))
(define-condition-type &c1 &c
c1?
(a c1-a))
(define-condition-type &c2 &c
c2?
(b c2-b))
(define v1 (make-condition &c1 'x "V1" 'a "a1"))
(define v2 (condition (&c2
(x "V2")
(b "b2"))))
(define v3 (condition (&c1
(x "V3/1")
(a "a3"))
(&c2
(b "b3"))))
(define v4 (make-compound-condition v1 v2))
(define v5 (make-compound-condition v2 v3))
(test #t (c? v1))
(test #t (c1? v1))
(test #f (c2? v1))
(test "V1" (c-x v1))
(test "a1" (c1-a v1))
(test #t (c? v2))
(test #f (c1? v2))
(test #t (c2? v2))
(test "V2" (c-x v2))
(test "b2" (c2-b v2))
(test #t (c? v3))
(test #t (c1? v3))
(test #t (c2? v3))
(test "V3/1" (c-x v3))
(test "a3" (c1-a v3))
(test "b3" (c2-b v3))
(test #t (c? v4))
(test #t (c1? v4))
(test #t (c2? v4))
(test "V1" (c-x v4))
(test "a1" (c1-a v4))
(test "b2" (c2-b v4))
(test #t (c? v5))
(test #t (c1? v5))
(test #t (c2? v5))
(test "V2" (c-x v5))
(test "a3" (c1-a v5))
(test "b2" (c2-b v5)))
(test-group "Standard condition hierarchy"
(let ((mc (make-message-condition "foo!")))
(test #t (message-condition? mc))
(test "foo!" (condition-message mc))
(let ((ec (make-error)))
(test #t (error? ec))
(test #t (serious-condition? ec))
(let ((cc (make-compound-condition ec mc)))
(test #t (error? cc))
(test #t (serious-condition? cc))
(test #t (message-condition? cc))
(test "foo!" (condition-message mc))))))
(test-group "R6RS extension: shadowing field names"
(define-condition-type/constructor &a &condition
make-a a?
(val a-val))
(define-condition-type/constructor &b &a
make-b b?
(val b-val))
(define c (make-b 'a 'b))
(test 'a (a-val c))
(test 'b (b-val c)))
(test-end))))