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#! /usr/bin/env sscm -C UTF-8
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;; -*- buffer-file-coding-system: utf-8 -*-
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;; Filename : test-formal-syntax.scm
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;; About : unit test for R5RS formal syntax
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;; Copyright (C) 2005-2006 YAMAMOTO Kengo <yamaken AT bp.iij4u.or.jp>
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;; Copyright (c) 2007 SigScheme Project <uim AT freedesktop.org>
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;; All rights reserved.
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;; Redistribution and use in source and binary forms, with or without
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;; modification, are permitted provided that the following conditions
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;; 1. Redistributions of source code must retain the above copyright
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;; notice, this list of conditions and the following disclaimer.
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;; 2. Redistributions in binary form must reproduce the above copyright
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;; notice, this list of conditions and the following disclaimer in the
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;; documentation and/or other materials provided with the distribution.
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;; 3. Neither the name of authors nor the names of its contributors
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;; may be used to endorse or promote products derived from this software
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;; without specific prior written permission.
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;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
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;; IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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;; THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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;; PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
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;; CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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;; EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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;; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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;; PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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;; LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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;; NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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;; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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(load "./test/unittest.scm")
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(define *test-track-progress* #f)
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;; See "7.1 Formal syntax" of R5RS
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;; See also test-number-literal.scm
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(tn "invalid boolean")
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(assert-parse-error (tn) "#F")
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(assert-parse-error (tn) "#T"))
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(assert-true (tn) (boolean? (string-read "#F")))
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(assert-true (tn) (boolean? (string-read "#T")))))
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(assert-true (tn) (boolean? (string-read "#f")))
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(assert-true (tn) (boolean? (string-read "#t")))
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(tn "invalid identifier")
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(assert-parse-error (tn) "#")
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(assert-parse-error (tn) ".")
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(assert-parse-error (tn) "..")
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(assert-parse-error (tn) "....")
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(assert-parse-error (tn) ".a")
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(assert-parse-error (tn) "+a")
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(assert-parse-error (tn) "++")
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(assert-parse-error (tn) "--")
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(assert-parse-error (tn) "-=")
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(assert-parse-error (tn) "-$")
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(assert-parse-error (tn) "-.")
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(assert-parse-error (tn) "-@")
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(assert-parse-error (tn) "@")
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(assert-parse-error (tn) "1a")
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(assert-parse-error (tn) "-a")
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(tn "special initial identifier")
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(assert-true (tn) (symbol? (string-read "!")))
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(assert-true (tn) (symbol? (string-read "$")))
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(assert-true (tn) (symbol? (string-read "%")))
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(assert-true (tn) (symbol? (string-read "&")))
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(assert-true (tn) (symbol? (string-read "*")))
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(assert-true (tn) (symbol? (string-read "/")))
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(assert-true (tn) (symbol? (string-read ":")))
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(assert-true (tn) (symbol? (string-read "<")))
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(assert-true (tn) (symbol? (string-read "=")))
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(assert-true (tn) (symbol? (string-read ">")))
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(assert-true (tn) (symbol? (string-read "?")))
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(assert-true (tn) (symbol? (string-read "^")))
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(assert-true (tn) (symbol? (string-read "_")))
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(assert-true (tn) (symbol? (string-read "~")))
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(tn "special initial identifier + number")
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(assert-true (tn) (symbol? (string-read "!1")))
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(assert-true (tn) (symbol? (string-read "$1")))
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(assert-true (tn) (symbol? (string-read "%1")))
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(assert-true (tn) (symbol? (string-read "&1")))
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(assert-true (tn) (symbol? (string-read "*1")))
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(assert-true (tn) (symbol? (string-read "/1")))
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(assert-true (tn) (symbol? (string-read ":1")))
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(assert-true (tn) (symbol? (string-read "<1")))
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(assert-true (tn) (symbol? (string-read "=1")))
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(assert-true (tn) (symbol? (string-read ">1")))
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(assert-true (tn) (symbol? (string-read "?1")))
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(assert-true (tn) (symbol? (string-read "^1")))
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(assert-true (tn) (symbol? (string-read "_1")))
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(assert-true (tn) (symbol? (string-read "~1")))
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(tn "special initial identifier + letter")
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(assert-true (tn) (symbol? (string-read "!a")))
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(assert-true (tn) (symbol? (string-read "$a")))
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(assert-true (tn) (symbol? (string-read "%a")))
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(assert-true (tn) (symbol? (string-read "&a")))
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(assert-true (tn) (symbol? (string-read "*a")))
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(assert-true (tn) (symbol? (string-read "/a")))
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(assert-true (tn) (symbol? (string-read ":a")))
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(assert-true (tn) (symbol? (string-read "<a")))
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(assert-true (tn) (symbol? (string-read "=a")))
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(assert-true (tn) (symbol? (string-read ">a")))
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(assert-true (tn) (symbol? (string-read "?a")))
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(assert-true (tn) (symbol? (string-read "^a")))
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(assert-true (tn) (symbol? (string-read "_a")))
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(assert-true (tn) (symbol? (string-read "~a")))
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(assert-true (tn) (symbol? (string-read "...")))
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(assert-true (tn) (symbol? (string-read "+")))
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(assert-true (tn) (symbol? (string-read "-")))
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(assert-true (tn) (symbol? (string-read "a.")))
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(assert-true (tn) (symbol? (string-read "a+")))
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(assert-true (tn) (symbol? (string-read "a-")))
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(assert-true (tn) (symbol? (string-read "a@")))
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(assert-true (tn) (symbol? (string-read "a1")))
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;; SigScheme 0.7.0 and later disallows initial hyphen of an identifier.
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(assert-error (tn) (lambda () (symbol? (string-read "-a"))))
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(assert-true (tn) (symbol? (string->symbol "-a")))))
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(tn "invalid dot pair")
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(assert-parse-error (tn) "( . )")
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(assert-parse-error (tn) "( . \"foo\")")
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(assert-parse-error (tn) "( . \"foo\" \"bar\")")
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(assert-parse-error (tn) "(\"foo\" . )")
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(assert-parse-error (tn) "(\"foo\" \"bar\" . )")
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(assert-parse-error (tn) "(\"foo\" . \"bar\" \"baz\")")
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(assert-parse-error (tn) "(\"foo\" \"bar\" . \"baz\" \"quux\")")
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(tn "invalid dot pair without left space")
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(assert-parse-error (tn) "(. )")
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(assert-parse-error (tn) "(. \"foo\")")
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(assert-parse-error (tn) "(. \"foo\" \"bar\")")
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(assert-parse-error (tn) "(\"foo\". )")
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(assert-parse-error (tn) "(\"foo\" \"bar\". )")
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(assert-parse-error (tn) "(\"foo\". \"bar\" \"baz\")")
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(assert-parse-error (tn) "(\"foo\" \"bar\". \"baz\" \"quux\")")
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(assert-parseable (tn) "(\"foo\" . \"bar\")")
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(assert-parseable (tn) "(\"foo\" \"bar\" . \"baz\")")
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(tn "dot pair without left space")
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(assert-parseable (tn) "(\"foo\". \"bar\")")
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(assert-parseable (tn) "(\"foo\" \"bar\". \"baz\")")
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(let ((assert (if (and (provided? "sigscheme")
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(not (provided? "strict-r5rs")))
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(tn "invalid dot pair without right space")
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(assert (tn) "( .\"foo\")")
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(assert (tn) "( .\"foo\" \"bar\")")
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(assert (tn) "(\"foo\" .)")
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(assert (tn) "(\"foo\" \"bar\" .)")
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(assert (tn) "(\"foo\" .\"bar\" \"baz\")")
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(assert (tn) "(\"foo\" \"bar\" .\"baz\" \"quux\")")
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(tn "invalid dot pair without both space")
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(assert (tn) "(.\"foo\")")
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(assert (tn) "(.\"foo\" \"bar\")")
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(assert (tn) "(\"foo\".)")
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(assert (tn) "(\"foo\" \"bar\".)")
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(assert (tn) "(\"foo\".\"bar\" \"baz\")")
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(assert (tn) "(\"foo\" \"bar\".\"baz\" \"quux\")")
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(tn "dot pair without right space")
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(assert (tn) "(\"foo\" .\"bar\")")
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(assert (tn) "(\"foo\" \"bar\" .\"baz\")")
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(tn "dot pair without both space")
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(assert (tn) "(\"foo\".\"bar\")")
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(assert (tn) "(\"foo\" \"bar\".\"baz\")"))
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(assert-error "invalid function calling: boolean" (lambda () (#t)))
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(assert-error "invalid function calling: integer" (lambda () (1)))
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(assert-error "invalid function calling: null" (lambda () ('())))
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(assert-error "invalid function calling: pair" (lambda () ('(1 2))))
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(assert-error "invalid function calling: char" (lambda () (#\a)))
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(assert-error "invalid function calling: string" (lambda () ("a")))
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(assert-error "invalid function calling: vector" (lambda () (#(1))))
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(tn "function calling fixed_0")
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(define f (lambda () #t))
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(assert-equal? (tn) #t (f))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-error (tn) (lambda () (f #t)))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-error (tn) (lambda () (f #t #t)))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-error (tn) (lambda () (f #t #t #t)))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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(tn "function calling variadic_0")
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(define f (lambda args args))
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(assert-equal? (tn) '() (f))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-equal? (tn) '(#t) (f #t))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-equal? (tn) '(#t #t) (f #t #t))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-equal? (tn) '(#t #t #t) (f #t #t #t))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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(tn "function calling fixed_1")
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(define f (lambda (x) x))
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(assert-error (tn) (lambda () (f)))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-equal? (tn) #t (f #t))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-error (tn) (lambda () (f #t #t)))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-error (tn) (lambda () (f #t #t #t)))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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(tn "function calling variadic_1")
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(define f (lambda (x . rest) (list x rest)))
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(assert-error (tn) (lambda () (f)))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-equal? (tn) '(#t ()) (f #t))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-equal? (tn) '(#t (#t)) (f #t #t))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-equal? (tn) '(#t (#t #t)) (f #t #t #t))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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(tn "function calling fixed_2")
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(define f (lambda (x y) (list x y)))
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(assert-error (tn) (lambda () (f)))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-error (tn) (lambda () (f #t)))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-equal? (tn) '(#t #t) (f #t #t))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-error (tn) (lambda () (f #t #t #t)))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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(tn "function calling variadic_2")
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(define f (lambda (x y . rest) (list x y rest)))
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(assert-error (tn) (lambda () (f)))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-error (tn) (lambda () (f #t)))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-equal? (tn) '(#t #t ()) (f #t #t))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-equal? (tn) '(#t #t (#t)) (f #t #t #t))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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(tn "function calling fixed_0 for define-created closure")
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(assert-equal? (tn) #t (f))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-error (tn) (lambda () (f #t)))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-error (tn) (lambda () (f #t #t)))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-error (tn) (lambda () (f #t #t #t)))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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(tn "function calling variadic_0 for define-created closure")
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(define (f . args) args)
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(assert-equal? (tn) '() (f))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-equal? (tn) '(#t) (f #t))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-equal? (tn) '(#t #t) (f #t #t))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-equal? (tn) '(#t #t #t) (f #t #t #t))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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(tn "function calling fixed_1 for define-created closure")
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(assert-error (tn) (lambda () (f)))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-equal? (tn) #t (f #t))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-error (tn) (lambda () (f #t #t)))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-error (tn) (lambda () (f #t #t #t)))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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(tn "function calling variadic_1 for define-created closure")
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(define (f x . rest) (list x rest))
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(assert-error (tn) (lambda () (f)))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-equal? (tn) '(#t ()) (f #t))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-equal? (tn) '(#t (#t)) (f #t #t))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-equal? (tn) '(#t (#t #t)) (f #t #t #t))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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(tn "function calling fixed_2 for define-created closure")
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(define (f x y) (list x y))
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(assert-error (tn) (lambda () (f)))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-error (tn) (lambda () (f #t)))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-equal? (tn) '(#t #t) (f #t #t))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-error (tn) (lambda () (f #t #t #t)))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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(tn "function calling variadic_2 for define-created closure")
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(define (f x y . rest) (list x y rest))
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(assert-error (tn) (lambda () (f)))
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(assert-error (tn) (lambda () (f . #t)))
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(assert-error (tn) (lambda () (f #t)))
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(assert-error (tn) (lambda () (f #t . #t)))
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(assert-equal? (tn) '(#t #t ()) (f #t #t))
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(assert-error (tn) (lambda () (f #t #t . #t)))
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(assert-equal? (tn) '(#t #t (#t)) (f #t #t #t))
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(assert-error (tn) (lambda () (f #t #t #t . #t)))
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;; Although SigScheme's eval facility itself does not ensure properness of
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;; syntax args, each syntax implementation must check it. These tests only
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;; indicate what should be done.
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(tn "syntax application fixed_0")
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;; FIXME: no syntax with syntax_fixed_0
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(assert-equal? (tn) #t ((lambda () #t)))
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(assert-error (tn) (lambda () ((lambda () #t) . #t)))
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(assert-error (tn) (lambda () ((lambda () #t) #t)))
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(assert-error (tn) (lambda () ((lambda () #t) #t . #t)))
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(assert-error (tn) (lambda () ((lambda () #t) #t #t)))
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(assert-error (tn) (lambda () ((lambda () #t) #t #t . #t)))
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(assert-error (tn) (lambda () ((lambda () #t) #t #t #t)))
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(assert-error (tn) (lambda () ((lambda () #t) #t #t #t . #t)))
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(tn "syntax application variadic_0")
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(assert-equal? (tn) #t (and))
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(assert-error (tn) (lambda () (and . #t)))
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(assert-equal? (tn) #t (and #t))
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(assert-error (tn) (lambda () (and #t . #t)))
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(assert-equal? (tn) #t (and #t #t))
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(assert-error (tn) (lambda () (and #t #t . #t)))
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(assert-equal? (tn) #t (and #t #t #t))
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(assert-error (tn) (lambda () (and #t #t #t . #t)))
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(tn "syntax application fixed_1")
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(assert-error (tn) (lambda () (quote)))
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(assert-error (tn) (lambda () (quote . #t)))
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(assert-equal? (tn) #t (quote #t))
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(assert-error (tn) (lambda () (quote #t . #t)))
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(assert-error (tn) (lambda () (quote #t #t)))
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(assert-error (tn) (lambda () (quote #t #t . #t)))
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(assert-error (tn) (lambda () (quote #t #t #t)))
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(assert-error (tn) (lambda () (quote #t #t #t . #t)))
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(tn "syntax application variadic_1")
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(assert-error (tn) (lambda () (let*)))
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(assert-error (tn) (lambda () (let* . #t)))
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(assert-error (tn) (lambda () (let* ())))
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(assert-error (tn) (lambda () (let* #t . #t)))
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(assert-equal? (tn) #t (let* () #t))
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(assert-error (tn) (lambda () (let* #t #t . #t)))
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(assert-equal? (tn) #t (let* () #t #t))
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(assert-error (tn) (lambda () (let* #t #t #t . #t)))
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(tn "syntax application fixed_2")
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(assert-error (tn) (lambda () (set!)))
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(assert-error (tn) (lambda () (set! . #t)))
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(assert-error (tn) (lambda () (set! #t)))
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(assert-error (tn) (lambda () (set! #t . #t)))
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(if (and (provided? "sigscheme")
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(provided? "strict-r5rs"))
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(assert-equal? (tn) (undef) (set! foo #t))
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(assert-equal? (tn) #t (set! foo #t)))
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(assert-error (tn) (lambda () (set! #t #t . #t)))
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(assert-error (tn) (lambda () (set! #t #t #t)))
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(assert-error (tn) (lambda () (set! #t #t #t . #t)))
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(tn "syntax application variadic_2")
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(assert-error (tn) (lambda () (if)))
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(assert-error (tn) (lambda () (if . #t)))
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(assert-error (tn) (lambda () (if #t)))
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(assert-error (tn) (lambda () (if #t . #t)))
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(assert-equal? (tn) #t (if #t #t))
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(assert-error (tn) (lambda () (if #t #t . #t)))
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(assert-equal? (tn) #t (if #t #t #t))
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(assert-error (tn) (lambda () (if #t #t #t . #t)))