diff options
Diffstat (limited to 'test-suite/tests/symbols.test')
-rw-r--r-- | test-suite/tests/symbols.test | 85 |
1 files changed, 84 insertions, 1 deletions
diff --git a/test-suite/tests/symbols.test b/test-suite/tests/symbols.test index 5be2743b2..b6dbb9d59 100644 --- a/test-suite/tests/symbols.test +++ b/test-suite/tests/symbols.test @@ -1,6 +1,6 @@ ;;;; symbols.test --- test suite for Guile's symbols -*- scheme -*- ;;;; -;;;; Copyright (C) 2001, 2006, 2008 Free Software Foundation, Inc. +;;;; Copyright (C) 2001, 2006, 2008, 2009 Free Software Foundation, Inc. ;;;; ;;;; This library is free software; you can redistribute it and/or ;;;; modify it under the terms of the GNU Lesser General Public @@ -31,6 +31,79 @@ (define (documented? object) (not (not (object-documentation object)))) +(define (symbol-length s) + (string-length (symbol->string s))) + +;; +;; symbol internals +;; + +(with-test-prefix "symbol internals" + + (pass-if "length of new symbol same as stringbuf" + (let ((s 'def)) + (= (symbol-length s) (assq-ref (%symbol-dump s) 'stringbuf-length)))) + + (pass-if "contents of new symbol same as stringbuf" + (let ((s 'ghi)) + (string=? (symbol->string s) + (assq-ref (%symbol-dump s) 'stringbuf-chars)))) + + (pass-if "the null symbol is inlined" + (let ((s '#{}#)) + (assq-ref (%symbol-dump s) 'stringbuf-inline))) + + (pass-if "short Latin-1-encoded symbols are inlined" + (let ((s 'm)) + (assq-ref (%symbol-dump s) 'stringbuf-inline))) + + (pass-if "long Latin-1-encoded symbols are not inlined" + (let ((s 'x0123456789012345678901234567890123456789)) + (not (assq-ref (%symbol-dump s) 'stringbuf-inline)))) + + (pass-if "short UCS-4-encoded symbols are not inlined" + (let ((s (string->symbol "\u0100"))) + (not (assq-ref (%symbol-dump s) 'stringbuf-inline)))) + + (pass-if "long UCS-4-encoded symbols are not inlined" + (let ((s (string->symbol "\u010012345678901234567890123456789"))) + (not (assq-ref (%symbol-dump s) 'stringbuf-inline)))) + + (with-test-prefix "hashes" + + (pass-if "equal symbols have equal hashes" + (let ((s1 'mux) + (s2 'mux)) + (= (assq-ref (%symbol-dump s1) 'hash) + (assq-ref (%symbol-dump s2) 'hash)))) + + (pass-if "different symbols have different hashes" + (let ((s1 'mux) + (s2 'muy)) + (not (= (assq-ref (%symbol-dump s1) 'hash) + (assq-ref (%symbol-dump s2) 'hash)))))) + + (with-test-prefix "encodings" + + (pass-if "the null symbol is Latin-1 encoded" + (let ((s '#{}#)) + (not (assq-ref (%symbol-dump s) 'stringbuf-wide)))) + + (pass-if "ASCII symbols are Latin-1 encoded" + (let ((s 'jkl)) + (not (assq-ref (%symbol-dump s) 'stringbuf-wide)))) + + (pass-if "Latin-1 symbols are Latin-1 encoded" + (let ((s (string->symbol "\xC0\xC1\xC2"))) + (not (assq-ref (%symbol-dump s) 'stringbuf-wide)))) + + (pass-if "BMP symbols are UCS-4 encoded" + (let ((s (string->symbol "\u0100\u0101\x0102"))) + (assq-ref (%symbol-dump s) 'stringbuf-wide))) + + (pass-if "SMP symbols are UCS-4 encoded" + (let ((s (string->symbol "\U010300\u010301\x010302"))) + (assq-ref (%symbol-dump s) 'stringbuf-wide))))) ;;; ;;; symbol? @@ -47,6 +120,16 @@ (pass-if "symbol" (symbol? 'foo))) +;;; +;;; wide symbols +;;; + +(with-test-prefix "BMP symbols" + + (pass-if "BMP symbol's string" + (and (= 4 (string-length "abc\u0100")) + (string=? "abc\u0100" + (symbol->string (string->symbol "abc\u0100")))))) ;;; ;;; symbol->string |