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More string and symbol tests
* test-suite/tests/strings.test: more tests
* test-suite/tests/symbols.test: more tests
This commit is contained in:
Michael Gran
parent
88ed5759cd
commit
f5d7662fc8
2 changed files with 317 additions and 7 deletions
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@ -1,7 +1,7 @@
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;;;; strings.test --- test suite for Guile's string functions -*- scheme -*-
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;;;; Jim Blandy <jimb@red-bean.com> --- August 1999
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;;;;
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;;;; Copyright (C) 1999, 2001, 2004, 2005, 2006, 2008 Free Software Foundation, Inc.
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;;;; Copyright (C) 1999, 2001, 2004, 2005, 2006, 2008, 2009 Free Software Foundation, Inc.
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;;;;
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;;;; This library is free software; you can redistribute it and/or
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;;;; modify it under the terms of the GNU Lesser General Public
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@ -20,14 +20,219 @@
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(define-module (test-strings)
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#:use-module (test-suite lib))
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(define exception:read-only-string
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(cons 'misc-error "^string is read-only"))
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(define exception:illegal-escape
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(cons 'read-error "illegal character in escape sequence"))
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;; Create a string from integer char values, eg. (string-ints 65) => "A"
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(define (string-ints . args)
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(apply string (map integer->char args)))
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;;
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;; string internals
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;;
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;; Some abbreviations
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;; BMP - Basic Multilingual Plane (codepoints below U+FFFF)
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;; SMP - Suplementary Multilingual Plane (codebpoints from U+10000 to U+1FFFF)
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(with-test-prefix "string internals"
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(pass-if "new string starts at 1st char in stringbuf"
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(let ((s "abc"))
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(= 0 (assq-ref (%string-dump s) 'start))))
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(pass-if "length of new string same as stringbuf"
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(let ((s "def"))
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(= (string-length s) (assq-ref (%string-dump s) 'stringbuf-length))))
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(pass-if "contents of new string same as stringbuf"
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(let ((s "ghi"))
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(string=? s (assq-ref (%string-dump s) 'stringbuf-chars))))
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(pass-if "writable strings are not read-only"
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(let ((s "zyx"))
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(not (assq-ref (%string-dump s) 'read-only))))
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(pass-if "read-only strings are read-only"
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(let ((s (substring/read-only "zyx" 0)))
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(assq-ref (%string-dump s) 'read-only)))
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(pass-if "null strings are inlined"
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(let ((s ""))
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(assq-ref (%string-dump s) 'stringbuf-inline)))
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(pass-if "short Latin-1 encoded strings are inlined"
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(let ((s "m"))
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(assq-ref (%string-dump s) 'stringbuf-inline)))
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(pass-if "long Latin-1 encoded strings are not inlined"
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(let ((s "0123456789012345678901234567890123456789"))
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(not (assq-ref (%string-dump s) 'stringbuf-inline))))
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(pass-if "short UCS-4 encoded strings are not inlined"
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(let ((s "\u0100"))
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(not (assq-ref (%string-dump s) 'stringbuf-inline))))
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(pass-if "long UCS-4 encoded strings are not inlined"
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(let ((s "\u010012345678901234567890123456789"))
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(not (assq-ref (%string-dump s) 'stringbuf-inline))))
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(pass-if "new Latin-1 encoded strings are not shared"
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(let ((s "abc"))
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(not (assq-ref (%string-dump s) 'stringbuf-shared))))
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(pass-if "new UCS-4 encoded strings are not shared"
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(let ((s "\u0100bc"))
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(not (assq-ref (%string-dump s) 'stringbuf-shared))))
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;; Should this be true? It isn't currently true.
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(pass-if "null shared substrings are shared"
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(let* ((s1 "")
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(s2 (substring/shared s1 0 0)))
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(throw 'untested)
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(eq? (assq-ref (%string-dump s2) 'shared)
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s1)))
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(pass-if "ASCII shared substrings are shared"
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(let* ((s1 "foobar")
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(s2 (substring/shared s1 0 3)))
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(eq? (assq-ref (%string-dump s2) 'shared)
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s1)))
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(pass-if "BMP shared substrings are shared"
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(let* ((s1 "\u0100\u0101\u0102\u0103\u0104\u0105")
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(s2 (substring/shared s1 0 3)))
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(eq? (assq-ref (%string-dump s2) 'shared)
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s1)))
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(pass-if "null substrings are not shared"
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(let* ((s1 "")
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(s2 (substring s1 0 0)))
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(not (eq? (assq-ref (%string-dump s2) 'shared)
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s1))))
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(pass-if "ASCII substrings are not shared"
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(let* ((s1 "foobar")
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(s2 (substring s1 0 3)))
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(not (eq? (assq-ref (%string-dump s2) 'shared)
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s1))))
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(pass-if "BMP substrings are not shared"
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(let* ((s1 "\u0100\u0101\u0102\u0103\u0104\u0105")
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(s2 (substring s1 0 3)))
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(not (eq? (assq-ref (%string-dump s2) 'shared)
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s1))))
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(pass-if "ASCII substrings share stringbufs before copy-on-write"
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(let* ((s1 "foobar")
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(s2 (substring s1 0 3)))
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(assq-ref (%string-dump s1) 'stringbuf-shared)))
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(pass-if "BMP substrings share stringbufs before copy-on-write"
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(let* ((s1 "\u0100\u0101\u0102\u0103\u0104\u0105")
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(s2 (substring s1 0 3)))
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(assq-ref (%string-dump s1) 'stringbuf-shared)))
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(pass-if "ASCII substrings don't share stringbufs after copy-on-write"
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(let* ((s1 "foobar")
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(s2 (substring s1 0 3)))
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(string-set! s2 0 #\F)
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(not (assq-ref (%string-dump s2) 'stringbuf-shared))))
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(pass-if "BMP substrings don't share stringbufs after copy-on-write"
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(let* ((s1 "\u0100\u0101\u0102\u0103\u0104\u0105")
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(s2 (substring s1 0 3)))
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(string-set! s2 0 #\F)
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(not (assq-ref (%string-dump s2) 'stringbuf-shared))))
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(with-test-prefix "encodings"
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(pass-if "null strings are Latin-1 encoded"
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(let ((s ""))
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(not (assq-ref (%string-dump s) 'stringbuf-wide))))
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(pass-if "ASCII strings are Latin-1 encoded"
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(let ((s "jkl"))
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(not (assq-ref (%string-dump s) 'stringbuf-wide))))
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(pass-if "Latin-1 strings are Latin-1 encoded"
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(let ((s "\xC0\xC1\xC2"))
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(not (assq-ref (%string-dump s) 'stringbuf-wide))))
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(pass-if "BMP strings are UCS-4 encoded"
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(let ((s "\u0100\u0101\x0102"))
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(assq-ref (%string-dump s) 'stringbuf-wide)))
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(pass-if "SMP strings are UCS-4 encoded"
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(let ((s "\U010300\u010301\x010302"))
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(assq-ref (%string-dump s) 'stringbuf-wide)))
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(pass-if "null list->string is Latin-1 encoded"
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(let ((s (string-ints)))
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(not (assq-ref (%string-dump s) 'stringbuf-wide))))
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(pass-if "ASCII list->string is Latin-1 encoded"
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(let ((s (string-ints 65 66 67)))
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(not (assq-ref (%string-dump s) 'stringbuf-wide))))
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(pass-if "Latin-1 list->string is Latin-1 encoded"
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(let ((s (string-ints #xc0 #xc1 #xc2)))
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(not (assq-ref (%string-dump s) 'stringbuf-wide))))
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(pass-if "BMP list->string is UCS-4 encoded"
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(let ((s (string-ints #x0100 #x0101 #x0102)))
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(assq-ref (%string-dump s) 'stringbuf-wide)))
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(pass-if "SMP list->string is UCS-4 encoded"
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(let ((s (string-ints #x010300 #x010301 #x010302)))
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(assq-ref (%string-dump s) 'stringbuf-wide)))
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(pass-if "encoding of string not based on escape style"
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(let ((s "\U000040"))
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(not (assq-ref (%string-dump s) 'stringbuf-wide))))))
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(with-test-prefix "hex escapes"
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(pass-if-exception "non-hex char in two-digit hex-escape"
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exception:illegal-escape
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(with-input-from-string "\"\\x0g\"" read))
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(pass-if-exception "non-hex char in four-digit hex-escape"
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exception:illegal-escape
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(with-input-from-string "\"\\u000g\"" read))
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(pass-if-exception "non-hex char in six-digit hex-escape"
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exception:illegal-escape
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(with-input-from-string "\"\\U00000g\"" read))
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(pass-if-exception "premature termination of two-digit hex-escape"
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exception:illegal-escape
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(with-input-from-string "\"\\x0\"" read))
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(pass-if-exception "premature termination of four-digit hex-escape"
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exception:illegal-escape
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(with-input-from-string "\"\\u000\"" read))
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(pass-if-exception "premature termination of six-digit hex-escape"
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exception:illegal-escape
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(with-input-from-string "\"\\U00000\"" read))
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(pass-if "extra hex digits ignored for two-digit hex escape"
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(eqv? (string-ref "--\xfff--" 2)
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(integer->char #xff)))
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(pass-if "extra hex digits ignored for four-digit hex escape"
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(eqv? (string-ref "--\u0100f--" 2)
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(integer->char #x0100)))
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(pass-if "extra hex digits ignored for six-digit hex escape"
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(eqv? (string-ref "--\U010300f--" 2)
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(integer->char #x010300)))
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(pass-if "escaped characters match non-escaped ASCII characters"
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(string=? "ABC" "\x41\u0042\U000043")))
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;;
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;; string=?
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@ -181,8 +386,20 @@
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exception:out-of-range
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(string-ref "hello" -1))
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(pass-if "regular string"
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(char=? (string-ref "GNU Guile" 4) #\G)))
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(pass-if "regular string, ASCII char"
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(char=? (string-ref "GNU Guile" 4) #\G))
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(pass-if "regular string, hex escaped Latin-1 char"
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(char=? (string-ref "--\xff--" 2)
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(integer->char #xff)))
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(pass-if "regular string, hex escaped BMP char"
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(char=? (string-ref "--\u0100--" 2)
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(integer->char #x0100)))
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(pass-if "regular string, hex escaped SMP char"
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(char=? (string-ref "--\U010300--" 2)
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(integer->char #x010300))))
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;;
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;; string-set!
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@ -210,10 +427,25 @@
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exception:read-only-string
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(string-set! (substring/read-only "abc" 0) 1 #\space))
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(pass-if "regular string"
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(pass-if "regular string, ASCII char"
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(let ((s (string-copy "GNU guile")))
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(string-set! s 4 #\G)
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(char=? (string-ref s 4) #\G))))
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(char=? (string-ref s 4) #\G)))
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(pass-if "regular string, Latin-1 char"
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(let ((s (string-copy "GNU guile")))
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(string-set! s 4 (integer->char #xfe))
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(char=? (string-ref s 4) (integer->char #xfe))))
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(pass-if "regular string, BMP char"
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(let ((s (string-copy "GNU guile")))
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(string-set! s 4 (integer->char #x0100))
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(char=? (string-ref s 4) (integer->char #x0100))))
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(pass-if "regular string, SMP char"
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(let ((s (string-copy "GNU guile")))
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(string-set! s 4 (integer->char #x010300))
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(char=? (string-ref s 4) (integer->char #x010300)))))
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(with-test-prefix "string-split"
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@ -1,6 +1,6 @@
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;;;; symbols.test --- test suite for Guile's symbols -*- scheme -*-
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;;;;
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;;;; Copyright (C) 2001, 2006, 2008 Free Software Foundation, Inc.
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;;;; Copyright (C) 2001, 2006, 2008, 2009 Free Software Foundation, Inc.
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;;;;
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;;;; This library is free software; you can redistribute it and/or
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;;;; modify it under the terms of the GNU Lesser General Public
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@ -31,6 +31,84 @@
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(define (documented? object)
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(not (not (object-documentation object))))
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(define (symbol-length s)
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(string-length (symbol->string s)))
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;;
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;; symbol internals
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;;
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(with-test-prefix "symbol internals"
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(pass-if "length of new symbol same as stringbuf"
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(let ((s 'def))
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(= (symbol-length s) (assq-ref (%symbol-dump s) 'stringbuf-length))))
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(pass-if "contents of new symbol same as stringbuf"
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(let ((s 'ghi))
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(string=? (symbol->string s)
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(assq-ref (%symbol-dump s) 'stringbuf-chars))))
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(pass-if "the null symbol is inlined"
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(let ((s '#{}#))
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(assq-ref (%symbol-dump s) 'stringbuf-inline)))
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(pass-if "short Latin-1-encoded symbols are inlined"
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(let ((s 'm))
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(assq-ref (%symbol-dump s) 'stringbuf-inline)))
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(pass-if "long Latin-1-encoded symbols are not inlined"
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(let ((s 'x0123456789012345678901234567890123456789))
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(not (assq-ref (%symbol-dump s) 'stringbuf-inline))))
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;; symbol->string isn't ready for UCS-4 yet
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;;(pass-if "short UCS-4-encoded symbols are not inlined"
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;; (let ((s (string->symbol "\u0100")))
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;; (not (assq-ref (%symbol-dump s) 'stringbuf-inline))))
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;;(pass-if "long UCS-4-encoded symbols are not inlined"
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;; (let ((s (string->symbol "\u010012345678901234567890123456789")))
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;; (not (assq-ref (%symbol-dump s) 'stringbuf-inline))))
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(with-test-prefix "hashes"
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(pass-if "equal symbols have equal hashes"
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(let ((s1 'mux)
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(s2 'mux))
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(= (assq-ref (%symbol-dump s1) 'hash)
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(assq-ref (%symbol-dump s2) 'hash))))
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(pass-if "different symbols have different hashes"
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(let ((s1 'mux)
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(s2 'muy))
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(not (= (assq-ref (%symbol-dump s1) 'hash)
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(assq-ref (%symbol-dump s2) 'hash))))))
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(with-test-prefix "encodings"
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(pass-if "the null symbol is Latin-1 encoded"
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(let ((s '#{}#))
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(not (assq-ref (%symbol-dump s) 'stringbuf-wide))))
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(pass-if "ASCII symbols are Latin-1 encoded"
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(let ((s 'jkl))
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(not (assq-ref (%symbol-dump s) 'stringbuf-wide))))
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(pass-if "Latin-1 symbols are Latin-1 encoded"
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(let ((s (string->symbol "\xC0\xC1\xC2")))
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(not (assq-ref (%symbol-dump s) 'stringbuf-wide))))
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;; symbol->string isn't ready for UCS-4 yet
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;;(pass-if "BMP symbols are UCS-4 encoded"
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;; (let ((s (string->symbol "\u0100\u0101\x0102")))
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;; (assq-ref (%symbol-dump s) 'stringbuf-wide)))
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;;(pass-if "SMP symbols are UCS-4 encoded"
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;; (let ((s (string->symbol "\U010300\u010301\x010302")))
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;; (assq-ref (%symbol-dump s) 'stringbuf-wide)))
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))
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;;;
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;;; symbol?
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