starting on coverage reporting
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ed5812cf8b
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49
main.rkt
49
main.rkt
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@ -13,15 +13,17 @@
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(define (test-files . paths)
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(for ([p paths])
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(define stx
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(with-module-reading-parameterization (thunk (read-syntax p (open-input-file p)))))
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(define-values (name anned)
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(define stx
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(with-module-reading-parameterization
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(thunk (read-syntax p (open-input-file p)))))
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(define-values (name anned)
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(syntax-parse (expand stx)
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#:datum-literals (module)
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[(~and s (module name:id lang forms ...))
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(values (syntax-e #'name)
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(annotate-top #'s (namespace-base-phase ns)))]))
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(eval-syntax anned ns)
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;; TODO run test/given submodule
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(parameterize ([current-namespace ns])
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(namespace-require `',name)))
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coverage)
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@ -30,3 +32,44 @@
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(dict-clear! coverage)
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(set! ns (make-base-empty-namespace))
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(namespace-attach-module (current-namespace) "coverage.rkt" ns))
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(define (test-coverage-annotations)
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;; can-annotate : (listof (list boolean srcloc))
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;; boolean is #t => code was run
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;; #f => code was not run
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;; remove those that cannot be annotated
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(define can-annotate
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(filter values
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(for/list ([(stx covered?) coverage])
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(and (syntax? stx)
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(let ([src (syntax-source stx)]
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[pos (syntax-position stx)]
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[span (syntax-span stx)])
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(and pos
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span
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#;
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(hash-ref! port-name-cache src
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(λ () (send (get-defs) port-name-matches? src)))
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(list covered?
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(make-srcloc src #f #f pos span))))))))
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;; filtered : (listof (list boolean srcloc))
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;; remove redundant expressions
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(define filtered
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;; actions-ht : (list src number number) -> (list boolean syntax)
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(let ([actions-ht (make-hash)])
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(for-each
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(λ (pr)
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(let* ([on? (list-ref pr 0)]
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[key (list-ref pr 1)]
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[old (hash-ref actions-ht key 'nothing)])
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(cond
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[(eq? old 'nothing) (hash-set! actions-ht key on?)]
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[old ;; recorded as executed
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(void)]
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[(not old) ;; recorded as unexected
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(when on?
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(hash-set! actions-ht key #t))])))
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can-annotate)
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(hash-map actions-ht (λ (k v) (list v k)))))
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filtered)
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2
tests/basic/prog.rkt
Normal file
2
tests/basic/prog.rkt
Normal file
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@ -0,0 +1,2 @@
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#lang racket
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(+ 1 2)
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