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4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
82 lines
3.7 KiB
Plaintext
82 lines
3.7 KiB
Plaintext
# Copyright (C) 2008-2022 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# This file is part of the GDB testsuite.
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# It tests the mechanism exposing lazy strings to Guile.
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load_lib gdb-guile.exp
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standard_testfile
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if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } {
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return
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}
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# Skip all tests if Guile scripting is not enabled.
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if { [skip_guile_tests] } { continue }
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#gdb_install_guile_utils
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#gdb_install_guile_module
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# The following tests require execution.
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if ![gdb_guile_runto_main] {
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return
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}
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gdb_breakpoint [gdb_get_line_number "break here"]
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gdb_continue_to_breakpoint "break here"
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gdb_scm_test_silent_cmd "gu (define null (parse-and-eval \"null\"))" 1
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gdb_scm_test_silent_cmd "gu (define nullstr (value->lazy-string null #:length 0))" "create a null lazy string" 1
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gdb_test "gu (print (lazy-string-length nullstr))" "= 0" "null lazy string length"
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gdb_test "gu (print (lazy-string-address nullstr))" "= 0" "null lazy string address"
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gdb_test "gu (print (lazy-string-type nullstr))" "const char \\*" "null lazy string type"
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gdb_test "gu (print (lazy-string->value nullstr))" \
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"Out of range: cannot create a value from NULL.*Error while executing Scheme code." \
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"create value from NULL"
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gdb_test "gu (print (lazy-string->value (value->lazy-string null #:length 3)))" \
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"Out of range: cannot create a lazy string with address 0x0, and a non-zero length.*Error while executing Scheme code." \
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"null lazy string with non-zero length"
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gdb_test "gu (print (value->lazy-string null #:length -2))" \
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"Out of range: invalid length.*Error while executing Scheme code." \
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"bad length"
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foreach var_spec { { "ptr" "pointer" "const char \\*" -1 } \
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{ "array" "array" "const char \\[6\\]" 6 } \
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{ "typedef_ptr" "typedef pointer" "pointer" -1 } } {
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set var [lindex $var_spec 0]
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set value [lindex $var_spec 1]
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set type [lindex $var_spec 2]
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set length [lindex $var_spec 3]
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with_test_prefix $var {
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gdb_test "print $var" "\"$value\""
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gdb_scm_test_silent_cmd "gu (define $var (history-ref 0))" "get value from history" 1
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gdb_scm_test_silent_cmd "gu (define l$var (value->lazy-string $var))" "acquire lazy string" 1
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gdb_test "gu (print (value-type $var))" "$type" "string type name equality"
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gdb_test "gu (print (lazy-string-type l$var))" "$type" "lazy-string type name equality"
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gdb_test "gu (print (lazy-string-length l$var))" "$length" "lazy string length"
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gdb_test "gu (print (lazy-string->value l$var))" "\"$value\"" "lazy string value"
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gdb_scm_test_silent_cmd "gu (define l2$var (value->lazy-string $var #:length 2))" "acquire lazy string, length 2" 1
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gdb_test "gu (print (lazy-string-length l2$var))" "2" "lazy string length 2"
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gdb_test "gu (print (lazy-string->value l2$var))" "\"[string range $value 0 1]\"" "lazy string length 2 value"
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# This test will have to wait until gdb can handle it. There's no way,
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# currently, to internally specify an array of length zero in the C
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# language support. PR 20786
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#gdb_test "gu (print (lazy-string->value (value->lazy-string $var #:length 0)))" "\"\"" "empty lazy string value"
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}
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}
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