chibi-scheme/lib/chibi/csv-test.sld
2024-11-08 16:25:13 +09:00

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(define-library (chibi csv-test)
(import (scheme base)
(srfi 227)
(chibi csv)
(chibi test))
(export run-tests)
(begin
(define string->csv
(opt-lambda (str (reader (csv-read->list)))
(reader (open-input-string str))))
(define csv->string
(opt-lambda (row (writer (csv-writer)))
(let ((out (open-output-string)))
(writer row out)
(get-output-string out))))
(define (run-tests)
(test-begin "(chibi csv)")
(test-assert (eof-object? (string->csv "")))
(test '("1997" "Ford" "E350")
(string->csv "1997,Ford,E350"))
(test '("1997" "Ford" "E350")
(string->csv "\n1997,Ford,E350"))
(test '(" ")
(string->csv " \n1997,Ford,E350"))
(test '("" "")
(string->csv ",\n1997,Ford,E350"))
(test '("1997" "Ford" "E350")
(string->csv "\"1997\",\"Ford\",\"E350\""))
(test '("1997" "Ford" "E350" "Super, luxurious truck")
(string->csv "1997,Ford,E350,\"Super, luxurious truck\""))
(test '("1997" "Ford" "E350" "Super, \"luxurious\" truck")
(string->csv "1997,Ford,E350,\"Super, \"\"luxurious\"\" truck\""))
(test '("1997" "Ford" "E350" "Go get one now\nthey are going fast")
(string->csv "1997,Ford,E350,\"Go get one now
they are going fast\""))
(test '("1997" "Ford" "E350")
(string->csv
"# this is a comment\n1997,Ford,E350"
(csv-read->list
(csv-parser (csv-grammar '((comment-chars #\#)))))))
(let ((parser (csv-parser (csv-grammar '((quote-non-numeric? . #t))))))
(test-error (string->csv "1997,\"Ford\",E350" (csv-read->list parser)))
(test '(1997 "Ford" "E350")
(string->csv "1997,\"Ford\",\"E350\"" (csv-read->list parser))))
(test '("1997" "Fo\"rd" "E3\"50")
(string->csv "1997\tFo\"rd\tE3\"50"
(csv-read->list (csv-parser default-tsv-grammar))))
(test '#("1997" "Ford" "E350")
(string->csv "1997,Ford,E350" (csv-read->vector)))
(test '#("1997" "Ford" "E350")
(string->csv "1997,Ford,E350" (csv-read->fixed-vector 3)))
(test-error
(string->csv "1997,Ford,E350" (csv-read->fixed-vector 2)))
(let ((city-csv "Los Angeles,34°03N,118°15W
New York City,40°4246″N,74°0021″W
Paris,48°5124″N,2°2103″E"))
(test '(*TOP*
(row (col-0 "Los Angeles")
(col-1 "34°03N")
(col-2 "118°15W"))
(row (col-0 "New York City")
(col-1 "40°4246″N")
(col-2 "74°0021″W"))
(row (col-0 "Paris")
(col-1 "48°5124″N")
(col-2 "2°2103″E")))
((csv->sxml) (open-input-string city-csv)))
(test '(*TOP*
(city (name "Los Angeles")
(latitude "34°03N")
(longitude "118°15W"))
(city (name "New York City")
(latitude "40°4246″N")
(longitude "74°0021″W"))
(city (name "Paris")
(latitude "48°5124″N")
(longitude "2°2103″E")))
((csv->sxml 'city '(name latitude longitude))
(open-input-string city-csv)))
(test 3 (csv-num-rows default-csv-grammar (open-input-string city-csv)))
(test 0 (csv-num-rows default-csv-grammar (open-input-string "")))
(test 1 (csv-num-rows default-csv-grammar (open-input-string "x"))))
(test "1997,Ford,E350\n"
(csv->string '("1997" "Ford" "E350")))
(test "1997,Ford,E350,\"Super, luxurious truck\"\n"
(csv->string '("1997" "Ford" "E350" "Super, luxurious truck")))
(test "1997,Ford,E350,\"Super, \"\"luxurious\"\" truck\"\n"
(csv->string '("1997" "Ford" "E350" "Super, \"luxurious\" truck")))
(test "1997,Ford,E350,\"Go get one now\nthey are going fast\"\n"
(csv->string
'("1997" "Ford" "E350" "Go get one now\nthey are going fast")))
(test "1997,Ford,E350\n"
(csv->string '(1997 "Ford" E350)))
(test "1997,\"Ford\",\"E350\"\n"
(csv->string '(1997 "Ford" E350)
(csv-writer (csv-grammar '((quote-non-numeric? . #t))))))
(test-end))))