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#lang at-exp racket/base
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(require rackunit racket/port racket/system racket/runtime-path compiler/find-exe pollen/world)
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;; define-runtime-path only allowed at top level
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(define-runtime-path override-dir "data/override")
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(define-runtime-path test.ptree "data/override/test.ptree")
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(define-runtime-path test.html.pm "data/override/test.html.pm")
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(define-runtime-path test.html.pmd "data/override/test.html.pmd")
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(define-runtime-path test.html.pp "data/override/test.html.pp")
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(define-runtime-path test.ptreeover "data/override/test.ptreeover")
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(define-runtime-path test.html.pmover "data/override/test.html.pmover")
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(define-runtime-path test.html.pmdover "data/override/test.html.pmdover")
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(define-runtime-path test.html.ppover "data/override/test.html.ppover")
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(define-runtime-path test-cmd.html.ppover "data/override/test-cmd.html.ppover")
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(define-runtime-path test-exports.html.ppover "data/override/test-exports.html.ppover")
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(define-runtime-path test-require.html.pmover "data/override/test-require.html.pmover")
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;; `find-exe` avoids reliance on $PATH of the host system
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(define racket-path (find-exe))
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;; parameterize needed to pick up override file
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(parameterize ([current-directory override-dir]
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[world:current-project-root override-dir])
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(when racket-path
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(define (run path)
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(define cmd-string (format "'~a' ~a" racket-path path))
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(with-output-to-string (λ() (system cmd-string))))
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;; raco is in same dir as racket
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(define path-to-raco (path->string (simplify-path (build-path (find-exe) 'up "raco"))))
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;; files with ordinary extensions will not be recognized in override dir, and thus behave like preproc
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(check-equal? (run test.ptree) "test\n====")
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(check-equal? (run test.html.pm) "test\n====")
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(check-equal? (run test.html.pmd) "test\n====")
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(check-equal? (run test.html.pp) "test\n====")
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(check-equal? (run test.ptreeover) "'(pagetree-root test ====)")
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(check-equal? (run test.html.pmover) "'(rootover \"test\" \"\\n\" \"====\")")
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(check-equal? (run test.html.pmdover) "'(rootover (h1 ((id \"test\")) \"test\"))")
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(check-equal? (run test.html.ppover) "test\n====")
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(check-equal? (run test-cmd.html.ppover) "2")
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(check-equal? (dynamic-require test-exports.html.ppover 'docover) "2")
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(check-equal? (hash-ref (dynamic-require test-exports.html.ppover 'metasover) 'dog) "Roxy")
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(check-equal? (dynamic-require test-require.html.pmover 'docover) '(rootover "foobar"))
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(check-equal? (with-output-to-string (λ _ (system (format "'~a' pollen version" path-to-raco)))) "42\n")))
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